/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-MCRwithDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-20 01:09:37,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 01:09:37,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 01:09:37,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 01:09:37,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 01:09:37,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 01:09:37,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 01:09:37,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 01:09:37,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 01:09:37,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 01:09:37,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 01:09:37,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 01:09:37,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 01:09:37,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 01:09:37,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 01:09:37,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 01:09:37,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 01:09:37,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 01:09:37,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 01:09:37,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 01:09:37,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 01:09:37,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 01:09:37,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 01:09:37,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 01:09:37,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 01:09:37,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 01:09:37,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 01:09:37,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 01:09:37,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 01:09:37,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 01:09:37,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 01:09:37,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 01:09:37,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 01:09:37,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 01:09:37,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 01:09:37,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 01:09:37,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 01:09:37,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 01:09:37,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 01:09:37,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 01:09:37,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 01:09:37,516 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-MCRwithDepranks-Lazy.epf [2022-02-20 01:09:37,552 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 01:09:37,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 01:09:37,552 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 01:09:37,553 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 01:09:37,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 01:09:37,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 01:09:37,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 01:09:37,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 01:09:37,554 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 01:09:37,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 01:09:37,555 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 01:09:37,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 01:09:37,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 01:09:37,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 01:09:37,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 01:09:37,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 01:09:37,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 01:09:37,556 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 01:09:37,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 01:09:37,556 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 01:09:37,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 01:09:37,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 01:09:37,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 01:09:37,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-20 01:09:37,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 01:09:37,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 01:09:37,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 01:09:37,558 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-20 01:09:37,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 01:09:37,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 01:09:37,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 01:09:37,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 01:09:37,560 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 01:09:37,560 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-20 01:09:37,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 01:09:37,560 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-20 01:09:37,560 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-20 01:09:37,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 01:09:37,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 01:09:37,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 01:09:37,824 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 01:09:37,824 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 01:09:37,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2022-02-20 01:09:37,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b844aebf/2e7f9bb839e34001b1daa84ba45f3f8d/FLAG37ea707de [2022-02-20 01:09:38,384 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 01:09:38,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2022-02-20 01:09:38,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b844aebf/2e7f9bb839e34001b1daa84ba45f3f8d/FLAG37ea707de [2022-02-20 01:09:38,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b844aebf/2e7f9bb839e34001b1daa84ba45f3f8d [2022-02-20 01:09:38,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 01:09:38,909 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-20 01:09:38,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 01:09:38,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 01:09:38,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 01:09:38,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 01:09:38" (1/1) ... [2022-02-20 01:09:38,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d124c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:38, skipping insertion in model container [2022-02-20 01:09:38,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 01:09:38" (1/1) ... [2022-02-20 01:09:38,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 01:09:38,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 01:09:39,394 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i[46865,46878] [2022-02-20 01:09:39,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 01:09:39,426 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 01:09:39,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i[46865,46878] [2022-02-20 01:09:39,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 01:09:39,530 INFO L208 MainTranslator]: Completed translation [2022-02-20 01:09:39,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39 WrapperNode [2022-02-20 01:09:39,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 01:09:39,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 01:09:39,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 01:09:39,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 01:09:39,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,595 INFO L137 Inliner]: procedures = 275, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 87 [2022-02-20 01:09:39,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 01:09:39,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 01:09:39,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 01:09:39,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 01:09:39,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 01:09:39,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 01:09:39,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 01:09:39,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 01:09:39,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (1/1) ... [2022-02-20 01:09:39,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 01:09:39,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:39,668 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) [2022-02-20 01:09:39,694 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 [2022-02-20 01:09:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 01:09:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2022-02-20 01:09:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2022-02-20 01:09:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 01:09:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 01:09:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 01:09:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 01:09:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 01:09:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 01:09:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 01:09:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 01:09:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 01:09:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 01:09:39,709 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 01:09:39,797 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 01:09:39,799 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 01:09:39,955 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 01:09:39,984 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 01:09:39,984 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-20 01:09:39,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 01:09:39 BoogieIcfgContainer [2022-02-20 01:09:39,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 01:09:39,988 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 01:09:39,988 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 01:09:39,991 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 01:09:39,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 01:09:38" (1/3) ... [2022-02-20 01:09:39,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32eee4e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 01:09:39, skipping insertion in model container [2022-02-20 01:09:39,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 01:09:39" (2/3) ... [2022-02-20 01:09:39,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32eee4e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 01:09:39, skipping insertion in model container [2022-02-20 01:09:39,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 01:09:39" (3/3) ... [2022-02-20 01:09:39,993 INFO L111 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2022-02-20 01:09:39,998 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 01:09:39,998 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 01:09:39,998 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 01:09:39,998 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 01:09:40,026 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,026 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,027 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,027 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,027 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,027 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,027 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,027 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,028 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,028 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,028 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,028 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,028 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,028 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,028 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,029 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,029 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,029 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,029 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,029 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,030 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,030 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,030 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,031 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,031 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,031 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,031 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,031 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,032 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,032 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,032 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,032 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,032 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,033 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,033 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,033 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,033 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,033 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,033 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,034 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,034 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,034 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,034 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,034 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,035 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,035 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,036 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,036 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,036 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,036 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,037 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,037 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,037 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,037 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,037 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,037 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,038 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,038 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,038 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,038 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,038 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,038 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,038 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,039 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,039 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,039 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,039 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,039 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,039 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,040 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,042 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,043 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,051 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,051 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:40,053 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 01:09:40,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 01:09:40,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:40,095 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) [2022-02-20 01:09:40,106 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 [2022-02-20 01:09:40,129 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 01:09:40,137 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 [2022-02-20 01:09:40,140 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-20 01:09:40,229 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 89 transitions and produced 90 states. [2022-02-20 01:09:40,231 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:40,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:40,242 INFO L85 PathProgramCache]: Analyzing trace with hash -557869801, now seen corresponding path program 1 times [2022-02-20 01:09:40,251 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:40,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484023387] [2022-02-20 01:09:40,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:40,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:40,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 01:09:40,502 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:40,502 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484023387] [2022-02-20 01:09:40,503 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484023387] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:40,504 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:40,504 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 01:09:40,505 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658771529] [2022-02-20 01:09:40,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:40,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 01:09:40,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:40,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 01:09:40,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 01:09:40,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:40,534 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:40,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.0) internal successors, (74), 2 states have internal predecessors, (74), 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) [2022-02-20 01:09:40,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:40,581 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 95 transitions and produced 96 states. [2022-02-20 01:09:40,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:40,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 01:09:40,582 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:40,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:40,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1882743449, now seen corresponding path program 1 times [2022-02-20 01:09:40,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:40,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776692372] [2022-02-20 01:09:40,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:40,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:40,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:40,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776692372] [2022-02-20 01:09:40,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776692372] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:40,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:40,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 01:09:40,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627751270] [2022-02-20 01:09:40,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:40,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 01:09:40,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:40,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 01:09:40,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-02-20 01:09:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:40,761 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:40,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 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) [2022-02-20 01:09:40,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:40,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:40,827 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 110 transitions and produced 111 states. [2022-02-20 01:09:40,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:40,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:40,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 01:09:40,828 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:40,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:40,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1249057103, now seen corresponding path program 1 times [2022-02-20 01:09:40,829 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:40,829 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306518199] [2022-02-20 01:09:40,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:40,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:40,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:40,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:40,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306518199] [2022-02-20 01:09:40,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306518199] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:40,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:40,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:09:40,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075999083] [2022-02-20 01:09:40,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:40,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:09:40,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:40,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:09:40,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:09:40,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:40,915 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:40,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) [2022-02-20 01:09:40,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:40,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:40,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:41,070 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 121 transitions and produced 122 states. [2022-02-20 01:09:41,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:41,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:41,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:41,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 01:09:41,071 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:41,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:41,071 INFO L85 PathProgramCache]: Analyzing trace with hash -41667774, now seen corresponding path program 1 times [2022-02-20 01:09:41,072 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:41,072 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663570400] [2022-02-20 01:09:41,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:41,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:41,187 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:41,187 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663570400] [2022-02-20 01:09:41,187 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663570400] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:41,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790169947] [2022-02-20 01:09:41,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:41,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:41,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:41,191 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) [2022-02-20 01:09:41,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-20 01:09:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:41,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 01:09:41,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:41,608 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:41,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:41,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:41,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790169947] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:41,749 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:41,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2022-02-20 01:09:41,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606197731] [2022-02-20 01:09:41,750 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:41,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 01:09:41,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:41,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 01:09:41,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-02-20 01:09:41,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:41,751 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:41,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.545454545454545) internal successors, (138), 11 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 01:09:41,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:41,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:41,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:41,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:41,856 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 203 transitions and produced 204 states. [2022-02-20 01:09:41,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:41,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:41,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:41,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:41,875 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-20 01:09:42,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-02-20 01:09:42,064 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:42,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:42,064 INFO L85 PathProgramCache]: Analyzing trace with hash -733715395, now seen corresponding path program 2 times [2022-02-20 01:09:42,065 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:42,065 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854813976] [2022-02-20 01:09:42,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:42,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:42,271 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 1 proven. 76 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:42,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:42,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854813976] [2022-02-20 01:09:42,272 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854813976] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:42,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995172941] [2022-02-20 01:09:42,272 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-20 01:09:42,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:42,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:42,276 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) [2022-02-20 01:09:42,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-20 01:09:42,387 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-20 01:09:42,388 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:09:42,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 01:09:42,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:42,628 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 1 proven. 76 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:42,628 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:42,847 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 1 proven. 76 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:42,848 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995172941] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:42,848 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:42,848 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 17 [2022-02-20 01:09:42,848 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131835067] [2022-02-20 01:09:42,849 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:42,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-20 01:09:42,851 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:42,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-20 01:09:42,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2022-02-20 01:09:42,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:42,854 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:42,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 12.352941176470589) internal successors, (210), 17 states have internal predecessors, (210), 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) [2022-02-20 01:09:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,006 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 365 transitions and produced 366 states. [2022-02-20 01:09:43,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:43,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:43,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:43,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-20 01:09:43,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-20 01:09:43,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:43,224 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:43,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:43,224 INFO L85 PathProgramCache]: Analyzing trace with hash -2097897037, now seen corresponding path program 3 times [2022-02-20 01:09:43,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:43,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754313851] [2022-02-20 01:09:43,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:43,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 01:09:43,269 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-20 01:09:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 01:09:43,369 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-20 01:09:43,370 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-20 01:09:43,374 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 3 remaining) [2022-02-20 01:09:43,378 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-02-20 01:09:43,378 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-02-20 01:09:43,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 01:09:43,385 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2022-02-20 01:09:43,386 WARN L235 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-20 01:09:43,386 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-02-20 01:09:43,399 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,399 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,399 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,399 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,399 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,399 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,399 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,400 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,401 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,401 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,401 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,401 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,401 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,402 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,402 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,402 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,402 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,402 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,402 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,402 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,403 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,403 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,403 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,404 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,404 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,404 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,404 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,405 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,405 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,405 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,405 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,405 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,405 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,405 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,405 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,405 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,406 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,406 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,406 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,406 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,407 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,409 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,410 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,411 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,411 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,411 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,411 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,411 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,411 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,411 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,411 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,412 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,413 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,413 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,413 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,413 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,413 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,413 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,413 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,413 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,414 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,415 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,415 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,415 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,415 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,415 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,415 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,415 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,415 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,415 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,416 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,416 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,416 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,416 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,416 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,416 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,416 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,416 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,417 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,418 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,418 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,418 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,418 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,418 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,418 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,418 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,419 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,419 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,419 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,419 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,421 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,421 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,421 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,421 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,421 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,421 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,422 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,422 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,422 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,422 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,422 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,422 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,423 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,423 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,423 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,423 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,423 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:43,423 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 01:09:43,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 01:09:43,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:43,426 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-20 01:09:43,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-02-20 01:09:43,429 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 01:09:43,429 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 [2022-02-20 01:09:43,429 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 01:09:43,458 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 89 transitions and produced 90 states. [2022-02-20 01:09:43,458 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:43,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:43,459 INFO L85 PathProgramCache]: Analyzing trace with hash 2073364607, now seen corresponding path program 1 times [2022-02-20 01:09:43,459 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:43,459 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911500930] [2022-02-20 01:09:43,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:43,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:43,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 01:09:43,490 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:43,491 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911500930] [2022-02-20 01:09:43,492 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911500930] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:43,492 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:43,492 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 01:09:43,492 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589404507] [2022-02-20 01:09:43,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:43,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 01:09:43,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:43,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 01:09:43,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 01:09:43,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,494 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:43,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.0) internal successors, (74), 2 states have internal predecessors, (74), 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) [2022-02-20 01:09:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,523 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 149 transitions and produced 150 states. [2022-02-20 01:09:43,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 01:09:43,524 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:43,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:43,524 INFO L85 PathProgramCache]: Analyzing trace with hash -376279116, now seen corresponding path program 1 times [2022-02-20 01:09:43,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:43,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752036314] [2022-02-20 01:09:43,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:43,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 01:09:43,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:43,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752036314] [2022-02-20 01:09:43,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752036314] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:43,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:43,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 01:09:43,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299629584] [2022-02-20 01:09:43,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:43,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 01:09:43,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:43,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 01:09:43,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 01:09:43,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,595 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:43,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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) [2022-02-20 01:09:43,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,639 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 163 transitions and produced 164 states. [2022-02-20 01:09:43,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:43,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-20 01:09:43,640 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:43,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:43,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1985919002, now seen corresponding path program 1 times [2022-02-20 01:09:43,641 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:43,641 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202793570] [2022-02-20 01:09:43,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:43,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 01:09:43,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:43,735 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202793570] [2022-02-20 01:09:43,735 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202793570] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:43,735 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:43,735 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:09:43,735 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463842853] [2022-02-20 01:09:43,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:43,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:09:43,736 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:43,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:09:43,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:09:43,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,736 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:43,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 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) [2022-02-20 01:09:43,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:43,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,816 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 175 transitions and produced 176 states. [2022-02-20 01:09:43,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:43,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:43,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-20 01:09:43,817 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:43,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:43,818 INFO L85 PathProgramCache]: Analyzing trace with hash 286182301, now seen corresponding path program 1 times [2022-02-20 01:09:43,818 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:43,818 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51915851] [2022-02-20 01:09:43,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:43,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:43,897 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 01:09:43,898 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:43,898 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51915851] [2022-02-20 01:09:43,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51915851] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:43,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:43,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 01:09:43,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133983513] [2022-02-20 01:09:43,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:43,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 01:09:43,899 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:43,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 01:09:43,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-02-20 01:09:43,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,899 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:43,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 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) [2022-02-20 01:09:43,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:43,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:43,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,946 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 110 transitions and produced 111 states. [2022-02-20 01:09:43,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:43,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:43,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:43,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:43,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-20 01:09:43,948 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:43,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:43,948 INFO L85 PathProgramCache]: Analyzing trace with hash -221492817, now seen corresponding path program 1 times [2022-02-20 01:09:43,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:43,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633583213] [2022-02-20 01:09:43,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:43,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:44,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:44,011 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:44,011 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633583213] [2022-02-20 01:09:44,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633583213] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:44,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:44,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:09:44,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087030741] [2022-02-20 01:09:44,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:44,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:09:44,012 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:44,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:09:44,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:09:44,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:44,013 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:44,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) [2022-02-20 01:09:44,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:44,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:44,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:44,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:44,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:44,106 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 202 transitions and produced 203 states. [2022-02-20 01:09:44,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:44,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:44,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:44,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:44,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:44,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-20 01:09:44,108 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:44,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:44,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1311680556, now seen corresponding path program 1 times [2022-02-20 01:09:44,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:44,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864771365] [2022-02-20 01:09:44,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:44,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 01:09:44,199 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:44,199 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864771365] [2022-02-20 01:09:44,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864771365] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:44,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403796054] [2022-02-20 01:09:44,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:44,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:44,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:44,207 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) [2022-02-20 01:09:44,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-20 01:09:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:44,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 01:09:44,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:44,498 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 01:09:44,498 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:44,657 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 01:09:44,658 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403796054] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:44,658 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:44,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2022-02-20 01:09:44,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117206453] [2022-02-20 01:09:44,658 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:44,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 01:09:44,659 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:44,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 01:09:44,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-02-20 01:09:44,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:44,661 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:44,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 11 states have internal predecessors, (175), 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) [2022-02-20 01:09:44,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:44,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:44,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:44,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:44,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:44,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:44,771 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 284 transitions and produced 285 states. [2022-02-20 01:09:44,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:44,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:44,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:44,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:44,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:44,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:44,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-20 01:09:44,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-02-20 01:09:44,996 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:44,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:44,996 INFO L85 PathProgramCache]: Analyzing trace with hash -654156423, now seen corresponding path program 2 times [2022-02-20 01:09:44,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:44,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747554198] [2022-02-20 01:09:44,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:44,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:45,103 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 12 proven. 76 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 01:09:45,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:45,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747554198] [2022-02-20 01:09:45,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747554198] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:45,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5519474] [2022-02-20 01:09:45,103 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-20 01:09:45,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:45,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:45,105 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) [2022-02-20 01:09:45,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-20 01:09:45,237 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-20 01:09:45,237 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:09:45,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 01:09:45,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:45,480 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-02-20 01:09:45,481 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:45,706 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-02-20 01:09:45,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5519474] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:45,708 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:45,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 15 [2022-02-20 01:09:45,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132244828] [2022-02-20 01:09:45,710 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:45,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-20 01:09:45,711 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:45,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-20 01:09:45,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-02-20 01:09:45,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:45,712 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:45,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 16.2) internal successors, (243), 15 states have internal predecessors, (243), 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) [2022-02-20 01:09:45,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:45,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:45,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:45,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:45,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:45,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:45,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:45,902 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 392 transitions and produced 393 states. [2022-02-20 01:09:45,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:45,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:45,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:45,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:45,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:45,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:45,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-20 01:09:45,929 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-20 01:09:46,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:46,120 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:46,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:46,120 INFO L85 PathProgramCache]: Analyzing trace with hash -2076162837, now seen corresponding path program 3 times [2022-02-20 01:09:46,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:46,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138738628] [2022-02-20 01:09:46,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:46,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 2 proven. 76 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2022-02-20 01:09:46,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:46,242 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138738628] [2022-02-20 01:09:46,242 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138738628] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:46,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239821062] [2022-02-20 01:09:46,243 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-20 01:09:46,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:46,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:46,244 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:09:46,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-20 01:09:46,438 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-02-20 01:09:46,439 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:09:46,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 01:09:46,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:46,724 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 2 proven. 76 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2022-02-20 01:09:46,725 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:46,994 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 2 proven. 76 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2022-02-20 01:09:46,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [239821062] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:46,995 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:46,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2022-02-20 01:09:46,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116573742] [2022-02-20 01:09:46,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:46,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-20 01:09:46,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:46,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-20 01:09:46,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2022-02-20 01:09:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:46,996 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:46,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 13.857142857142858) internal successors, (194), 14 states have internal predecessors, (194), 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) [2022-02-20 01:09:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-20 01:09:46,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:47,116 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 553 transitions and produced 554 states. [2022-02-20 01:09:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-20 01:09:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:09:47,151 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-02-20 01:09:47,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:47,340 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:47,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:47,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1546171679, now seen corresponding path program 4 times [2022-02-20 01:09:47,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:47,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522369782] [2022-02-20 01:09:47,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:47,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:47,494 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 12 proven. 125 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-02-20 01:09:47,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:47,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522369782] [2022-02-20 01:09:47,495 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522369782] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:47,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013391577] [2022-02-20 01:09:47,495 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-20 01:09:47,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:47,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:47,497 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:09:47,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-20 01:09:47,656 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-20 01:09:47,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:09:47,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-20 01:09:47,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:48,020 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 12 proven. 125 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-02-20 01:09:48,021 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 12 proven. 125 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-02-20 01:09:48,433 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013391577] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:48,433 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:48,433 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 17 [2022-02-20 01:09:48,434 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094322821] [2022-02-20 01:09:48,435 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:48,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-20 01:09:48,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:48,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-20 01:09:48,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2022-02-20 01:09:48,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:48,437 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:48,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 15.235294117647058) internal successors, (259), 17 states have internal predecessors, (259), 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) [2022-02-20 01:09:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:48,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:48,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:48,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-20 01:09:48,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:09:48,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:48,609 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 689 transitions and produced 690 states. [2022-02-20 01:09:48,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:48,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:48,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:48,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 01:09:48,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:48,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 01:09:48,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-20 01:09:48,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:09:48,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-20 01:09:48,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-20 01:09:48,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-02-20 01:09:48,826 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 01:09:48,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:48,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1976598516, now seen corresponding path program 5 times [2022-02-20 01:09:48,826 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:48,826 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159106451] [2022-02-20 01:09:48,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:48,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 01:09:48,911 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-20 01:09:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 01:09:49,032 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-20 01:09:49,032 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-20 01:09:49,033 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 4 remaining) [2022-02-20 01:09:49,033 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2022-02-20 01:09:49,033 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2022-02-20 01:09:49,033 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2022-02-20 01:09:49,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-20 01:09:49,034 INFO L732 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1, 1, 1] [2022-02-20 01:09:49,034 WARN L235 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-20 01:09:49,035 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-02-20 01:09:49,046 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,046 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,046 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,047 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,047 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,047 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,047 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,047 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,047 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,047 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,047 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,047 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,048 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,048 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,048 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,048 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,048 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,048 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,048 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,048 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,048 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,049 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,049 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,049 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,049 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,049 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,049 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,049 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,049 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,049 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,050 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,051 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,051 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,051 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,051 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,051 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,051 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,051 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,052 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,053 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,054 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,054 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,054 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,054 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,055 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,056 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,056 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,056 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,056 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,056 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,056 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,056 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,056 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,057 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,057 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,057 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,057 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,057 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,057 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,057 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,057 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,057 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,058 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,059 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,059 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,059 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,059 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,059 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,059 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,059 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,059 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,060 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,061 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,061 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,061 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,061 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,061 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,061 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,061 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,061 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,061 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,062 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,063 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,064 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,065 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,066 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,067 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,068 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,068 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,068 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,068 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,068 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,068 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,068 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,069 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,069 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,069 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,069 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,069 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,069 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,069 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,070 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,071 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,071 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,071 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,071 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,071 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,071 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,071 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,071 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,072 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,072 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,072 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,072 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:09:49,072 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 01:09:49,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 01:09:49,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:49,074 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-20 01:09:49,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Waiting until timeout for monitored process [2022-02-20 01:09:49,085 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 01:09:49,085 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 [2022-02-20 01:09:49,086 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-20 01:09:49,094 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 89 transitions and produced 90 states. [2022-02-20 01:09:49,094 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:49,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:49,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1601928513, now seen corresponding path program 1 times [2022-02-20 01:09:49,094 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:49,095 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263996108] [2022-02-20 01:09:49,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:49,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:49,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 01:09:49,113 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:49,113 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263996108] [2022-02-20 01:09:49,113 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263996108] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:49,113 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:49,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 01:09:49,113 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234301840] [2022-02-20 01:09:49,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:49,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 01:09:49,114 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:49,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 01:09:49,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 01:09:49,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,114 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:49,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.0) internal successors, (74), 2 states have internal predecessors, (74), 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) [2022-02-20 01:09:49,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,138 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 203 transitions and produced 204 states. [2022-02-20 01:09:49,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-20 01:09:49,139 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:49,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:49,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1467357784, now seen corresponding path program 1 times [2022-02-20 01:09:49,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:49,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405180742] [2022-02-20 01:09:49,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:49,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-20 01:09:49,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:49,174 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405180742] [2022-02-20 01:09:49,174 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405180742] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:49,174 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:49,174 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 01:09:49,174 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302002724] [2022-02-20 01:09:49,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:49,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 01:09:49,174 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:49,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 01:09:49,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 01:09:49,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,175 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:49,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 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) [2022-02-20 01:09:49,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,219 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 217 transitions and produced 218 states. [2022-02-20 01:09:49,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-20 01:09:49,220 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:49,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:49,220 INFO L85 PathProgramCache]: Analyzing trace with hash -448912950, now seen corresponding path program 1 times [2022-02-20 01:09:49,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:49,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144759165] [2022-02-20 01:09:49,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:49,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:49,266 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-20 01:09:49,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:49,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144759165] [2022-02-20 01:09:49,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144759165] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:49,267 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:49,267 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:09:49,267 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010146529] [2022-02-20 01:09:49,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:49,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:09:49,267 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:49,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:09:49,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:09:49,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,268 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:49,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 6 states have internal predecessors, (104), 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) [2022-02-20 01:09:49,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,341 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 229 transitions and produced 230 states. [2022-02-20 01:09:49,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-20 01:09:49,342 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:49,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:49,343 INFO L85 PathProgramCache]: Analyzing trace with hash -367762239, now seen corresponding path program 1 times [2022-02-20 01:09:49,343 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:49,343 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160018181] [2022-02-20 01:09:49,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:49,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:49,385 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-20 01:09:49,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:49,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160018181] [2022-02-20 01:09:49,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160018181] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:49,386 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:49,386 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 01:09:49,386 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199090416] [2022-02-20 01:09:49,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:49,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 01:09:49,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:49,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 01:09:49,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 01:09:49,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,388 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:49,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 01:09:49,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,430 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 163 transitions and produced 164 states. [2022-02-20 01:09:49,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-20 01:09:49,431 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:49,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:49,432 INFO L85 PathProgramCache]: Analyzing trace with hash -859552752, now seen corresponding path program 1 times [2022-02-20 01:09:49,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:49,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013660685] [2022-02-20 01:09:49,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:49,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:49,482 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 01:09:49,482 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:49,482 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013660685] [2022-02-20 01:09:49,482 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013660685] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:49,482 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:49,482 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:09:49,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853712643] [2022-02-20 01:09:49,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:49,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:09:49,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:49,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:09:49,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:09:49,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,484 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:49,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 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) [2022-02-20 01:09:49,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,577 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 256 transitions and produced 257 states. [2022-02-20 01:09:49,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-20 01:09:49,578 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:49,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:49,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1697622536, now seen corresponding path program 1 times [2022-02-20 01:09:49,579 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:49,579 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363776167] [2022-02-20 01:09:49,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:49,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-20 01:09:49,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:49,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363776167] [2022-02-20 01:09:49,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363776167] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:49,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454653163] [2022-02-20 01:09:49,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:49,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:49,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:49,654 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:09:49,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-02-20 01:09:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:49,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-20 01:09:49,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:49,955 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 01:09:49,955 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 01:09:49,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454653163] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:49,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 01:09:49,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2022-02-20 01:09:49,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397649465] [2022-02-20 01:09:49,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:49,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 01:09:49,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:49,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 01:09:49,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 01:09:49,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,957 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:49,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 01:09:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,992 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 109 transitions and produced 110 states. [2022-02-20 01:09:49,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:49,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:49,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:49,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-02-20 01:09:50,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2022-02-20 01:09:50,217 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:50,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:50,217 INFO L85 PathProgramCache]: Analyzing trace with hash -501870681, now seen corresponding path program 1 times [2022-02-20 01:09:50,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:50,218 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043477597] [2022-02-20 01:09:50,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:50,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:50,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:09:50,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:50,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043477597] [2022-02-20 01:09:50,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043477597] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:09:50,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:09:50,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:09:50,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730352104] [2022-02-20 01:09:50,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:09:50,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:09:50,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:50,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:09:50,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:09:50,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:50,259 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:50,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) [2022-02-20 01:09:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:50,363 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 283 transitions and produced 284 states. [2022-02-20 01:09:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:50,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-20 01:09:50,365 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:50,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:50,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1176816289, now seen corresponding path program 1 times [2022-02-20 01:09:50,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:50,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967152739] [2022-02-20 01:09:50,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:50,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:50,416 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-02-20 01:09:50,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:50,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967152739] [2022-02-20 01:09:50,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967152739] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:50,417 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1472226297] [2022-02-20 01:09:50,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:50,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:50,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:50,418 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:09:50,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-02-20 01:09:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:50,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 01:09:50,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:50,767 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 01:09:50,768 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 01:09:50,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1472226297] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:50,995 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:50,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2022-02-20 01:09:50,996 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556117454] [2022-02-20 01:09:50,996 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:50,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 01:09:50,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:50,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 01:09:50,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-02-20 01:09:50,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:50,997 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:50,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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) [2022-02-20 01:09:50,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:50,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:50,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:50,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:50,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:50,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:51,213 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 391 transitions and produced 392 states. [2022-02-20 01:09:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:09:51,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-02-20 01:09:51,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-02-20 01:09:51,439 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:51,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:51,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1357223853, now seen corresponding path program 2 times [2022-02-20 01:09:51,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:51,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577132167] [2022-02-20 01:09:51,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:51,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:51,506 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-02-20 01:09:51,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:51,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577132167] [2022-02-20 01:09:51,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577132167] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:51,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [588432207] [2022-02-20 01:09:51,507 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-20 01:09:51,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:51,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:51,508 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:09:51,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-02-20 01:09:51,676 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-20 01:09:51,677 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:09:51,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 01:09:51,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:51,967 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 23 proven. 76 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-02-20 01:09:51,967 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 23 proven. 76 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-02-20 01:09:52,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [588432207] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:52,282 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:52,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 8] total 18 [2022-02-20 01:09:52,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193178770] [2022-02-20 01:09:52,282 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:52,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-20 01:09:52,283 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:52,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-20 01:09:52,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2022-02-20 01:09:52,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:52,284 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:52,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 16.27777777777778) internal successors, (293), 18 states have internal predecessors, (293), 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) [2022-02-20 01:09:52,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:52,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:52,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:52,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:52,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:52,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:52,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:52,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:09:52,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:52,521 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 580 transitions and produced 581 states. [2022-02-20 01:09:52,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:52,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:52,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:52,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:52,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:52,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:52,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:52,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:09:52,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:09:52,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-02-20 01:09:52,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-02-20 01:09:52,743 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:52,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:52,744 INFO L85 PathProgramCache]: Analyzing trace with hash -696114688, now seen corresponding path program 3 times [2022-02-20 01:09:52,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:52,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487479908] [2022-02-20 01:09:52,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:52,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:52,873 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 20 proven. 39 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2022-02-20 01:09:52,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:52,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487479908] [2022-02-20 01:09:52,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487479908] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:52,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368003698] [2022-02-20 01:09:52,873 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-20 01:09:52,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:52,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:52,875 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:09:52,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-02-20 01:09:53,031 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-02-20 01:09:53,031 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:09:53,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 01:09:53,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2022-02-20 01:09:53,371 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:53,655 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2022-02-20 01:09:53,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368003698] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:53,655 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:53,655 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 13 [2022-02-20 01:09:53,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415898140] [2022-02-20 01:09:53,655 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:53,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-20 01:09:53,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:53,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-20 01:09:53,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-02-20 01:09:53,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:53,657 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:53,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 17.923076923076923) internal successors, (233), 13 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) [2022-02-20 01:09:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:53,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:53,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:53,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:53,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:09:53,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:09:53,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:53,848 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 688 transitions and produced 689 states. [2022-02-20 01:09:53,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:53,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:53,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:53,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:53,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:53,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:09:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:09:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-20 01:09:53,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-02-20 01:09:54,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-02-20 01:09:54,068 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:54,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:54,068 INFO L85 PathProgramCache]: Analyzing trace with hash -2030385166, now seen corresponding path program 4 times [2022-02-20 01:09:54,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:54,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375456847] [2022-02-20 01:09:54,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:54,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:54,221 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 3 proven. 76 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2022-02-20 01:09:54,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:54,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375456847] [2022-02-20 01:09:54,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375456847] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:54,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951449038] [2022-02-20 01:09:54,221 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-20 01:09:54,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:54,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:54,223 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:09:54,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-02-20 01:09:54,437 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-20 01:09:54,437 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:09:54,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 01:09:54,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:09:54,938 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 20 proven. 76 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2022-02-20 01:09:54,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:09:55,435 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 20 proven. 76 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2022-02-20 01:09:55,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [951449038] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:09:55,435 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:09:55,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 20 [2022-02-20 01:09:55,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615629856] [2022-02-20 01:09:55,436 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:09:55,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-20 01:09:55,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:09:55,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-20 01:09:55,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=287, Unknown=0, NotChecked=0, Total=380 [2022-02-20 01:09:55,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:55,438 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:09:55,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 15.85) internal successors, (317), 20 states have internal predecessors, (317), 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) [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-20 01:09:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:55,677 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 877 transitions and produced 878 states. [2022-02-20 01:09:55,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:09:55,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:55,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:55,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:55,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:55,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:09:55,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:09:55,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:09:55,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:09:55,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-20 01:09:55,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 01:09:55,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-02-20 01:09:55,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:55,902 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:09:55,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:09:55,903 INFO L85 PathProgramCache]: Analyzing trace with hash 2095977253, now seen corresponding path program 5 times [2022-02-20 01:09:55,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:09:55,903 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870506700] [2022-02-20 01:09:55,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:09:55,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:09:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:09:56,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1261 backedges. 3 proven. 125 refuted. 0 times theorem prover too weak. 1133 trivial. 0 not checked. [2022-02-20 01:09:56,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:09:56,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870506700] [2022-02-20 01:09:56,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870506700] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:09:56,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171997268] [2022-02-20 01:09:56,084 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-20 01:09:56,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:09:56,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:09:56,085 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:09:56,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-02-20 01:11:39,678 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2022-02-20 01:11:39,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:11:39,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-20 01:11:39,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:11:40,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1261 backedges. 3 proven. 125 refuted. 0 times theorem prover too weak. 1133 trivial. 0 not checked. [2022-02-20 01:11:40,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:11:40,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1261 backedges. 3 proven. 125 refuted. 0 times theorem prover too weak. 1133 trivial. 0 not checked. [2022-02-20 01:11:40,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171997268] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:11:40,892 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:11:40,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 14 [2022-02-20 01:11:40,893 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814951101] [2022-02-20 01:11:40,893 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:11:40,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-20 01:11:40,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:40,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-20 01:11:40,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2022-02-20 01:11:40,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:40,894 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:40,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 16.928571428571427) internal successors, (237), 14 states have internal predecessors, (237), 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) [2022-02-20 01:11:40,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:40,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:40,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:40,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:40,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:40,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:40,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:40,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:40,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:40,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-20 01:11:40,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-20 01:11:40,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,068 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1012 transitions and produced 1013 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-20 01:11:41,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 01:11:41,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:11:41,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-02-20 01:11:41,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-02-20 01:11:41,299 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-02-20 01:11:41,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:41,300 INFO L85 PathProgramCache]: Analyzing trace with hash -506448206, now seen corresponding path program 6 times [2022-02-20 01:11:41,300 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:41,300 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158063819] [2022-02-20 01:11:41,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:41,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 01:11:41,373 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-20 01:11:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 01:11:41,524 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-20 01:11:41,525 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-20 01:11:41,525 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 5 remaining) [2022-02-20 01:11:41,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-02-20 01:11:41,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2022-02-20 01:11:41,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2022-02-20 01:11:41,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-02-20 01:11:41,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-20 01:11:41,527 INFO L732 BasicCegarLoop]: Path program histogram: [6, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 01:11:41,527 WARN L235 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-20 01:11:41,527 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2022-02-20 01:11:41,541 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,541 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,541 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,541 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,541 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,541 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,542 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,543 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,544 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,544 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,544 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,544 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,544 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,544 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,544 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,544 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,545 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,546 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,547 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,547 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,547 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,547 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,547 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,547 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,547 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,549 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,550 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,551 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,552 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,553 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,554 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,555 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,556 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,557 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,558 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,559 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,560 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,561 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,562 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,563 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,564 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,565 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,565 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,565 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,565 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,565 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,565 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,565 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,565 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,565 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,566 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,566 WARN L322 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,567 WARN L322 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,568 WARN L322 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,569 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,569 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~c~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,569 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,569 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,569 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,569 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,570 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,570 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,570 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_~end~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,570 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,570 WARN L322 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 01:11:41,570 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 01:11:41,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 01:11:41,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:11:41,572 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-20 01:11:41,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (17)] Waiting until timeout for monitored process [2022-02-20 01:11:41,580 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 01:11:41,581 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 [2022-02-20 01:11:41,581 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-20 01:11:41,588 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 89 transitions and produced 90 states. [2022-02-20 01:11:41,588 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:41,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:41,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1164156349, now seen corresponding path program 1 times [2022-02-20 01:11:41,588 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:41,588 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103071033] [2022-02-20 01:11:41,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:41,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:41,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 01:11:41,607 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:41,607 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103071033] [2022-02-20 01:11:41,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103071033] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:11:41,607 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:11:41,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 01:11:41,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396541745] [2022-02-20 01:11:41,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:11:41,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 01:11:41,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:41,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 01:11:41,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 01:11:41,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,608 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:41,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.0) internal successors, (74), 2 states have internal predecessors, (74), 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) [2022-02-20 01:11:41,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,637 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 257 transitions and produced 258 states. [2022-02-20 01:11:41,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-20 01:11:41,638 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:41,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:41,638 INFO L85 PathProgramCache]: Analyzing trace with hash 80772068, now seen corresponding path program 1 times [2022-02-20 01:11:41,638 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:41,638 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296818874] [2022-02-20 01:11:41,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:41,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:41,676 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-02-20 01:11:41,676 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:41,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296818874] [2022-02-20 01:11:41,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296818874] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:11:41,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:11:41,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 01:11:41,676 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153235131] [2022-02-20 01:11:41,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:11:41,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 01:11:41,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:41,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 01:11:41,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 01:11:41,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,677 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:41,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 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) [2022-02-20 01:11:41,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,733 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 271 transitions and produced 272 states. [2022-02-20 01:11:41,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:41,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-20 01:11:41,734 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:41,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:41,734 INFO L85 PathProgramCache]: Analyzing trace with hash 531627290, now seen corresponding path program 1 times [2022-02-20 01:11:41,734 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:41,734 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130923018] [2022-02-20 01:11:41,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:41,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:41,783 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-02-20 01:11:41,784 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:41,784 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130923018] [2022-02-20 01:11:41,784 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130923018] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:11:41,784 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:11:41,784 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:11:41,784 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21791140] [2022-02-20 01:11:41,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:11:41,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:11:41,785 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:41,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:11:41,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:11:41,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,786 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:41,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.5) internal successors, (123), 6 states have internal predecessors, (123), 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) [2022-02-20 01:11:41,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:41,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,874 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 283 transitions and produced 284 states. [2022-02-20 01:11:41,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:41,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:41,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-20 01:11:41,874 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:41,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:41,875 INFO L85 PathProgramCache]: Analyzing trace with hash 641991053, now seen corresponding path program 1 times [2022-02-20 01:11:41,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:41,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065370216] [2022-02-20 01:11:41,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:41,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-02-20 01:11:41,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:41,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065370216] [2022-02-20 01:11:41,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065370216] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:11:41,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:11:41,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 01:11:41,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152798027] [2022-02-20 01:11:41,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:11:41,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 01:11:41,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:41,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 01:11:41,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 01:11:41,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,913 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:41,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 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) [2022-02-20 01:11:41,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:41,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:41,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,963 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 217 transitions and produced 218 states. [2022-02-20 01:11:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:41,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-20 01:11:41,964 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:41,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:41,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1316230090, now seen corresponding path program 1 times [2022-02-20 01:11:41,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:41,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463740221] [2022-02-20 01:11:41,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:41,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-20 01:11:42,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:42,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463740221] [2022-02-20 01:11:42,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463740221] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:11:42,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:11:42,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:11:42,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574618255] [2022-02-20 01:11:42,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:11:42,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:11:42,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:42,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:11:42,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:11:42,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,010 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:42,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 6 states have internal predecessors, (104), 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) [2022-02-20 01:11:42,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:42,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,149 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 310 transitions and produced 311 states. [2022-02-20 01:11:42,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:42,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:42,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-20 01:11:42,150 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:42,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:42,150 INFO L85 PathProgramCache]: Analyzing trace with hash 940254340, now seen corresponding path program 1 times [2022-02-20 01:11:42,150 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:42,150 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552487375] [2022-02-20 01:11:42,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:42,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-02-20 01:11:42,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:42,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552487375] [2022-02-20 01:11:42,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552487375] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:11:42,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1282517812] [2022-02-20 01:11:42,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:42,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:42,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:11:42,203 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:11:42,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-02-20 01:11:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:42,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-20 01:11:42,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:11:42,569 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-02-20 01:11:42,569 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 01:11:42,569 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1282517812] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:11:42,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 01:11:42,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2022-02-20 01:11:42,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461325128] [2022-02-20 01:11:42,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:11:42,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 01:11:42,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:42,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 01:11:42,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 01:11:42,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,571 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:42,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 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) [2022-02-20 01:11:42,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:42,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:42,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,615 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 109 transitions and produced 110 states. [2022-02-20 01:11:42,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:42,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:42,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-02-20 01:11:42,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:42,840 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:42,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:42,840 INFO L85 PathProgramCache]: Analyzing trace with hash -2057385565, now seen corresponding path program 1 times [2022-02-20 01:11:42,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:42,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921922723] [2022-02-20 01:11:42,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:42,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:42,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 01:11:42,879 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:42,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921922723] [2022-02-20 01:11:42,879 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921922723] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:11:42,879 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:11:42,879 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:11:42,879 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620700200] [2022-02-20 01:11:42,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:11:42,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:11:42,880 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:42,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:11:42,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:11:42,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,881 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:42,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) [2022-02-20 01:11:42,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:42,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:42,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:42,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:42,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:43,009 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 337 transitions and produced 338 states. [2022-02-20 01:11:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:43,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-20 01:11:43,012 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:43,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:43,012 INFO L85 PathProgramCache]: Analyzing trace with hash -649976645, now seen corresponding path program 1 times [2022-02-20 01:11:43,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:43,013 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115566295] [2022-02-20 01:11:43,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:43,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-02-20 01:11:43,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:43,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115566295] [2022-02-20 01:11:43,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115566295] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:11:43,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764688457] [2022-02-20 01:11:43,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:43,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:43,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:11:43,064 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:11:43,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-02-20 01:11:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:43,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 01:11:43,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:11:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 34 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-02-20 01:11:43,475 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:11:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 34 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-02-20 01:11:43,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764688457] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:11:43,697 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:11:43,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2022-02-20 01:11:43,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306041512] [2022-02-20 01:11:43,698 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:11:43,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 01:11:43,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:43,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 01:11:43,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-02-20 01:11:43,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:43,700 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:43,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 22.454545454545453) internal successors, (247), 11 states have internal predecessors, (247), 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) [2022-02-20 01:11:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:43,879 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 445 transitions and produced 446 states. [2022-02-20 01:11:43,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:43,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:43,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:43,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:43,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:43,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:43,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:43,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:43,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-02-20 01:11:44,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:44,088 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:44,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:44,088 INFO L85 PathProgramCache]: Analyzing trace with hash 513541335, now seen corresponding path program 2 times [2022-02-20 01:11:44,088 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:44,088 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084264321] [2022-02-20 01:11:44,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:44,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:44,162 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 28 proven. 14 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2022-02-20 01:11:44,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:44,163 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084264321] [2022-02-20 01:11:44,163 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084264321] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:11:44,163 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8733448] [2022-02-20 01:11:44,163 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-20 01:11:44,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:44,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:11:44,164 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:11:44,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-02-20 01:11:44,394 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-20 01:11:44,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:11:44,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 01:11:44,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:11:44,713 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 34 proven. 76 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-02-20 01:11:44,714 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:11:45,062 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 34 proven. 76 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-02-20 01:11:45,062 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8733448] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:11:45,063 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:11:45,063 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 8] total 18 [2022-02-20 01:11:45,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634243548] [2022-02-20 01:11:45,063 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:11:45,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-20 01:11:45,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:45,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-20 01:11:45,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2022-02-20 01:11:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,064 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:45,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 18.38888888888889) internal successors, (331), 18 states have internal predecessors, (331), 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) [2022-02-20 01:11:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,299 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 634 transitions and produced 635 states. [2022-02-20 01:11:45,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:45,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:45,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-02-20 01:11:45,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:45,513 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:45,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:45,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1010090648, now seen corresponding path program 3 times [2022-02-20 01:11:45,514 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:45,514 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234317510] [2022-02-20 01:11:45,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:45,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-02-20 01:11:45,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:45,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234317510] [2022-02-20 01:11:45,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234317510] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:11:45,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:11:45,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-20 01:11:45,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48050214] [2022-02-20 01:11:45,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:11:45,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-20 01:11:45,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:45,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-20 01:11:45,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-20 01:11:45,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,582 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:45,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 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) [2022-02-20 01:11:45,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:45,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:45,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,669 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 433 transitions and produced 434 states. [2022-02-20 01:11:45,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:45,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:45,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-20 01:11:45,670 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:45,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:45,671 INFO L85 PathProgramCache]: Analyzing trace with hash -544468551, now seen corresponding path program 1 times [2022-02-20 01:11:45,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:45,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838323899] [2022-02-20 01:11:45,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:45,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:45,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:45,733 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2022-02-20 01:11:45,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:45,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838323899] [2022-02-20 01:11:45,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838323899] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 01:11:45,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 01:11:45,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 01:11:45,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095867735] [2022-02-20 01:11:45,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 01:11:45,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 01:11:45,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:45,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 01:11:45,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 01:11:45,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,736 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:45,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 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) [2022-02-20 01:11:45,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:45,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:45,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,862 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 661 transitions and produced 662 states. [2022-02-20 01:11:45,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:45,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:45,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:45,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:45,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:45,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-20 01:11:45,863 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:45,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:45,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1925043839, now seen corresponding path program 1 times [2022-02-20 01:11:45,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:45,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202253719] [2022-02-20 01:11:45,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:45,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:45,945 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 38 proven. 1 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-02-20 01:11:45,945 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:45,945 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202253719] [2022-02-20 01:11:45,946 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202253719] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:11:45,946 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [241513906] [2022-02-20 01:11:45,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:45,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:45,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:11:45,947 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:11:45,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-02-20 01:11:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:46,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 01:11:46,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:11:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 38 proven. 1 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-02-20 01:11:46,628 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:11:47,009 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 38 proven. 1 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-02-20 01:11:47,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [241513906] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:11:47,009 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:11:47,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2022-02-20 01:11:47,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7510769] [2022-02-20 01:11:47,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:11:47,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 01:11:47,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:47,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 01:11:47,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-02-20 01:11:47,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:47,011 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:47,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 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) [2022-02-20 01:11:47,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:47,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:47,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:47,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:47,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:47,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:47,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:47,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:47,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:47,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:47,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:47,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:47,160 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 742 transitions and produced 743 states. [2022-02-20 01:11:47,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 01:11:47,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-02-20 01:11:47,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2022-02-20 01:11:47,383 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:47,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:47,384 INFO L85 PathProgramCache]: Analyzing trace with hash 367713596, now seen corresponding path program 2 times [2022-02-20 01:11:47,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:47,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130875598] [2022-02-20 01:11:47,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:47,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:47,501 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 38 proven. 76 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-02-20 01:11:47,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:47,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130875598] [2022-02-20 01:11:47,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130875598] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:11:47,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185239482] [2022-02-20 01:11:47,501 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-20 01:11:47,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:47,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:11:47,503 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:11:47,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-02-20 01:11:47,771 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-20 01:11:47,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:11:47,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 01:11:47,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:11:48,200 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 38 proven. 76 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-02-20 01:11:48,200 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:11:48,639 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 38 proven. 76 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2022-02-20 01:11:48,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [185239482] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:11:48,639 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:11:48,640 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2022-02-20 01:11:48,640 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398190576] [2022-02-20 01:11:48,640 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:11:48,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-20 01:11:48,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:48,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-20 01:11:48,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2022-02-20 01:11:48,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:48,642 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:48,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 18.714285714285715) internal successors, (262), 14 states have internal predecessors, (262), 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) [2022-02-20 01:11:48,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:48,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:48,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:48,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:48,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:48,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:48,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:48,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:48,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:48,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:48,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:48,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 01:11:48,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:48,863 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 904 transitions and produced 905 states. [2022-02-20 01:11:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:48,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:48,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:48,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:48,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:48,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 01:11:48,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:11:48,888 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2022-02-20 01:11:49,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:49,077 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:49,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:49,077 INFO L85 PathProgramCache]: Analyzing trace with hash -135462862, now seen corresponding path program 3 times [2022-02-20 01:11:49,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:49,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702611987] [2022-02-20 01:11:49,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:49,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:49,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 28 proven. 39 refuted. 0 times theorem prover too weak. 1135 trivial. 0 not checked. [2022-02-20 01:11:49,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:49,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702611987] [2022-02-20 01:11:49,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702611987] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:11:49,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [676318555] [2022-02-20 01:11:49,198 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-20 01:11:49,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:49,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:11:49,200 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:11:49,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-02-20 01:11:49,433 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-02-20 01:11:49,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:11:49,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-20 01:11:49,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:11:49,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1197 trivial. 0 not checked. [2022-02-20 01:11:49,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:11:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1197 trivial. 0 not checked. [2022-02-20 01:11:50,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [676318555] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:11:50,332 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:11:50,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 13 [2022-02-20 01:11:50,332 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839950924] [2022-02-20 01:11:50,332 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:11:50,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-20 01:11:50,334 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:50,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-20 01:11:50,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-02-20 01:11:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:50,334 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:50,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 20.307692307692307) internal successors, (264), 13 states have internal predecessors, (264), 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) [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 01:11:50,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:11:50,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:50,538 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1012 transitions and produced 1013 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 01:11:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:11:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-20 01:11:50,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2022-02-20 01:11:50,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:50,742 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:50,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:50,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1954465188, now seen corresponding path program 4 times [2022-02-20 01:11:50,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:50,743 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063786704] [2022-02-20 01:11:50,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:50,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:50,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 4 proven. 76 refuted. 0 times theorem prover too weak. 1234 trivial. 0 not checked. [2022-02-20 01:11:50,893 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:50,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063786704] [2022-02-20 01:11:50,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063786704] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:11:50,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [546682302] [2022-02-20 01:11:50,893 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-20 01:11:50,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:50,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:11:50,896 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:11:50,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-02-20 01:11:51,220 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-20 01:11:51,220 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 01:11:51,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 01:11:51,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 01:11:51,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 28 proven. 76 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2022-02-20 01:11:51,814 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 01:11:52,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 28 proven. 76 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2022-02-20 01:11:52,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [546682302] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 01:11:52,428 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 01:11:52,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 20 [2022-02-20 01:11:52,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427148904] [2022-02-20 01:11:52,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 01:11:52,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-20 01:11:52,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:11:52,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-20 01:11:52,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=287, Unknown=0, NotChecked=0, Total=380 [2022-02-20 01:11:52,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:52,429 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:11:52,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 17.4) internal successors, (348), 20 states have internal predecessors, (348), 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) [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:52,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 01:11:52,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:11:52,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-20 01:11:52,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:52,675 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1201 transitions and produced 1202 states. [2022-02-20 01:11:52,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:11:52,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:52,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:52,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:52,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:52,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:11:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:11:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:11:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:11:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 01:11:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:11:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-20 01:11:52,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 01:11:52,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-02-20 01:11:52,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:52,877 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-20 01:11:52,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 01:11:52,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1937418345, now seen corresponding path program 5 times [2022-02-20 01:11:52,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 01:11:52,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952186898] [2022-02-20 01:11:52,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 01:11:52,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 01:11:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 01:11:53,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1837 backedges. 4 proven. 125 refuted. 0 times theorem prover too weak. 1708 trivial. 0 not checked. [2022-02-20 01:11:53,045 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 01:11:53,045 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952186898] [2022-02-20 01:11:53,045 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952186898] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 01:11:53,045 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697849877] [2022-02-20 01:11:53,045 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-20 01:11:53,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 01:11:53,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 01:11:53,048 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 01:11:53,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process Received shutdown request... [2022-02-20 01:24:09,010 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 01:24:09,011 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 01:24:09,011 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 01:24:09,011 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (17)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 01:24:09,011 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 01:24:09,011 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 01:24:10,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2022-02-20 01:24:10,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2022-02-20 01:24:10,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (17)] Forceful destruction successful, exit code 0 [2022-02-20 01:24:10,077 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 [2022-02-20 01:24:10,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Forceful destruction successful, exit code 0 [2022-02-20 01:24:10,219 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forcibly destroying the process [2022-02-20 01:24:10,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 137 [2022-02-20 01:24:10,276 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-20 01:24:10,276 INFO L191 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-02-20 01:24:10,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-02-20 01:24:10,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526905528] [2022-02-20 01:24:10,277 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-02-20 01:24:10,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-20 01:24:10,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 01:24:10,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-20 01:24:10,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2022-02-20 01:24:10,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:24:10,278 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 01:24:10,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 states have internal predecessors, (213), 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) [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-20 01:24:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 01:24:10,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-20 01:24:10,279 WARN L594 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-02-20 01:24:10,279 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (5 of 6 remaining) [2022-02-20 01:24:10,279 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-02-20 01:24:10,280 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 6 remaining) [2022-02-20 01:24:10,280 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2022-02-20 01:24:10,280 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2022-02-20 01:24:10,280 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-02-20 01:24:10,282 INFO L732 BasicCegarLoop]: Path program histogram: [5, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 01:24:10,285 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 4 thread instances [2022-02-20 01:24:10,285 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 01:24:10,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 01:24:10 BasicIcfg [2022-02-20 01:24:10,288 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 01:24:10,288 INFO L158 Benchmark]: Toolchain (without parser) took 871379.48ms. Allocated memory was 173.0MB in the beginning and 299.9MB in the end (delta: 126.9MB). Free memory was 123.1MB in the beginning and 186.4MB in the end (delta: -63.3MB). Peak memory consumption was 63.7MB. Max. memory is 8.0GB. [2022-02-20 01:24:10,289 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 173.0MB. Free memory was 142.2MB in the beginning and 142.1MB in the end (delta: 72.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-20 01:24:10,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 615.63ms. Allocated memory is still 173.0MB. Free memory was 122.9MB in the beginning and 133.0MB in the end (delta: -10.1MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. [2022-02-20 01:24:10,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.78ms. Allocated memory is still 173.0MB. Free memory was 133.0MB in the beginning and 130.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-20 01:24:10,289 INFO L158 Benchmark]: Boogie Preprocessor took 31.95ms. Allocated memory is still 173.0MB. Free memory was 130.4MB in the beginning and 128.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-20 01:24:10,290 INFO L158 Benchmark]: RCFGBuilder took 357.56ms. Allocated memory is still 173.0MB. Free memory was 128.8MB in the beginning and 115.2MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-02-20 01:24:10,290 INFO L158 Benchmark]: TraceAbstraction took 870300.18ms. Allocated memory was 173.0MB in the beginning and 299.9MB in the end (delta: 126.9MB). Free memory was 114.7MB in the beginning and 186.4MB in the end (delta: -71.8MB). Peak memory consumption was 55.6MB. Max. memory is 8.0GB. [2022-02-20 01:24:10,292 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 173.0MB. Free memory was 142.2MB in the beginning and 142.1MB in the end (delta: 72.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 615.63ms. Allocated memory is still 173.0MB. Free memory was 122.9MB in the beginning and 133.0MB in the end (delta: -10.1MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.78ms. Allocated memory is still 173.0MB. Free memory was 133.0MB in the beginning and 130.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.95ms. Allocated memory is still 173.0MB. Free memory was 130.4MB in the beginning and 128.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 357.56ms. Allocated memory is still 173.0MB. Free memory was 128.8MB in the beginning and 115.2MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 870300.18ms. Allocated memory was 173.0MB in the beginning and 299.9MB in the end (delta: 126.9MB). Free memory was 114.7MB in the beginning and 186.4MB in the end (delta: -71.8MB). Peak memory consumption was 55.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1047]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 116 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 768 NumberOfCodeBlocks, 768 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 763 ConstructedInterpolants, 0 QuantifiedInterpolants, 1944 SizeOfPredicates, 2 NumberOfNonLiveVariables, 438 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 40/271 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 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 149 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.9s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 80, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 2214 NumberOfCodeBlocks, 2188 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 2596 ConstructedInterpolants, 0 QuantifiedInterpolants, 5064 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1530 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 17 InterpolantComputations, 5 PerfectInterpolantSequences, 2440/3124 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 - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 5 procedures, 182 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 112.5s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.5s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 109, 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, 103.9s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 4097 NumberOfCodeBlocks, 3907 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 4974 ConstructedInterpolants, 0 QuantifiedInterpolants, 7669 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2853 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 23 InterpolantComputations, 7 PerfectInterpolantSequences, 7761/8575 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 - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 6 procedures, 215 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 748.7s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 130, 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, 0.6s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 6054 NumberOfCodeBlocks, 5719 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 7999 ConstructedInterpolants, 0 QuantifiedInterpolants, 11067 SizeOfPredicates, 7 NumberOfNonLiveVariables, 3893 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 29 InterpolantComputations, 9 PerfectInterpolantSequences, 14953/15748 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown