/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 19:35:27,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 19:35:27,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 19:35:27,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 19:35:27,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 19:35:27,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 19:35:27,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 19:35:27,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 19:35:27,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 19:35:27,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 19:35:27,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 19:35:27,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 19:35:27,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 19:35:27,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 19:35:27,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 19:35:27,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 19:35:27,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 19:35:27,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 19:35:27,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 19:35:27,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 19:35:27,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 19:35:27,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 19:35:27,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 19:35:27,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 19:35:27,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 19:35:27,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 19:35:27,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 19:35:27,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 19:35:27,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 19:35:27,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 19:35:27,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 19:35:27,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 19:35:27,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 19:35:27,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 19:35:27,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 19:35:27,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 19:35:27,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 19:35:27,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 19:35:27,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 19:35:27,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 19:35:27,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 19:35:27,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 19:35:27,494 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 19:35:27,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 19:35:27,495 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 19:35:27,495 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 19:35:27,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 19:35:27,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 19:35:27,495 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 19:35:27,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 19:35:27,496 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 19:35:27,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 19:35:27,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 19:35:27,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 19:35:27,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 19:35:27,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 19:35:27,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 19:35:27,497 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 19:35:27,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 19:35:27,497 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 19:35:27,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 19:35:27,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 19:35:27,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 19:35:27,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 19:35:27,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 19:35:27,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 19:35:27,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 19:35:27,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 19:35:27,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 19:35:27,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 19:35:27,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 19:35:27,499 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 19:35:27,499 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 19:35:27,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 19:35:27,499 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-15 19:35:27,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 19:35:27,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 19:35:27,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 19:35:27,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 19:35:27,710 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 19:35:27,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c [2022-03-15 19:35:27,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad265ef5e/351971932bd64103a1c05e7750f59d30/FLAG3a7b632a6 [2022-03-15 19:35:28,091 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 19:35:28,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c [2022-03-15 19:35:28,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad265ef5e/351971932bd64103a1c05e7750f59d30/FLAG3a7b632a6 [2022-03-15 19:35:28,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad265ef5e/351971932bd64103a1c05e7750f59d30 [2022-03-15 19:35:28,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 19:35:28,501 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 19:35:28,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 19:35:28,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 19:35:28,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 19:35:28,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52aa801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28, skipping insertion in model container [2022-03-15 19:35:28,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 19:35:28,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 19:35:28,737 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c[4380,4393] [2022-03-15 19:35:28,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 19:35:28,768 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 19:35:28,803 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons-eq.wvr.c[4380,4393] [2022-03-15 19:35:28,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 19:35:28,826 INFO L208 MainTranslator]: Completed translation [2022-03-15 19:35:28,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28 WrapperNode [2022-03-15 19:35:28,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 19:35:28,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 19:35:28,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 19:35:28,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 19:35:28,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,884 INFO L137 Inliner]: procedures = 28, calls = 80, calls flagged for inlining = 26, calls inlined = 32, statements flattened = 393 [2022-03-15 19:35:28,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 19:35:28,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 19:35:28,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 19:35:28,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 19:35:28,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 19:35:28,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 19:35:28,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 19:35:28,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 19:35:28,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (1/1) ... [2022-03-15 19:35:28,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 19:35:28,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 19:35:28,953 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) [2022-03-15 19:35:28,959 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 [2022-03-15 19:35:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 19:35:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 19:35:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 19:35:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 19:35:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 19:35:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-15 19:35:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-15 19:35:28,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-15 19:35:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-15 19:35:28,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-15 19:35:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-15 19:35:28,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-15 19:35:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 19:35:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-15 19:35:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-15 19:35:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-15 19:35:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 19:35:28,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 19:35:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 19:35:28,982 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 19:35:29,079 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 19:35:29,080 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 19:35:29,425 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 19:35:29,536 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 19:35:29,536 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2022-03-15 19:35:29,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 07:35:29 BoogieIcfgContainer [2022-03-15 19:35:29,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 19:35:29,540 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 19:35:29,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 19:35:29,542 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 19:35:29,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 07:35:28" (1/3) ... [2022-03-15 19:35:29,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22b4cbad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 07:35:29, skipping insertion in model container [2022-03-15 19:35:29,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 07:35:28" (2/3) ... [2022-03-15 19:35:29,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22b4cbad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 07:35:29, skipping insertion in model container [2022-03-15 19:35:29,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 07:35:29" (3/3) ... [2022-03-15 19:35:29,545 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons-eq.wvr.c [2022-03-15 19:35:29,550 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 19:35:29,550 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 19:35:29,550 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-15 19:35:29,551 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 19:35:29,619 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,619 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,620 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,620 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,620 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,620 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,620 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,620 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,620 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,621 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,621 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,621 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,621 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,621 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,622 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,622 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,622 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,622 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,623 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,623 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,623 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,623 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,623 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,624 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,624 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,624 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,624 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,624 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,625 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,625 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,625 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,625 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,625 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,625 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,633 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,633 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,635 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,636 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,636 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,636 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,636 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,637 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,637 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,639 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,660 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem18#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 19:35:29,669 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-15 19:35:29,720 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 19:35:29,725 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 19:35:29,725 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-15 19:35:29,738 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 19:35:29,744 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 387 places, 414 transitions, 852 flow [2022-03-15 19:35:29,746 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 387 places, 414 transitions, 852 flow [2022-03-15 19:35:29,747 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 387 places, 414 transitions, 852 flow [2022-03-15 19:35:29,869 INFO L129 PetriNetUnfolder]: 37/411 cut-off events. [2022-03-15 19:35:29,869 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-03-15 19:35:29,875 INFO L84 FinitePrefix]: Finished finitePrefix Result has 424 conditions, 411 events. 37/411 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 423 event pairs, 0 based on Foata normal form. 0/373 useless extension candidates. Maximal degree in co-relation 324. Up to 2 conditions per place. [2022-03-15 19:35:29,881 INFO L116 LiptonReduction]: Number of co-enabled transitions 5150 [2022-03-15 19:35:41,337 INFO L131 LiptonReduction]: Checked pairs total: 6861 [2022-03-15 19:35:41,337 INFO L133 LiptonReduction]: Total number of compositions: 468 [2022-03-15 19:35:41,383 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 41 transitions, 106 flow [2022-03-15 19:35:41,423 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 160 states, 159 states have (on average 3.257861635220126) internal successors, (518), 159 states have internal predecessors, (518), 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) [2022-03-15 19:35:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 159 states have (on average 3.257861635220126) internal successors, (518), 159 states have internal predecessors, (518), 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) [2022-03-15 19:35:41,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 19:35:41,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:41,438 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:41,438 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:41,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:41,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1981324930, now seen corresponding path program 1 times [2022-03-15 19:35:41,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:41,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085609340] [2022-03-15 19:35:41,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:41,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 19:35:41,773 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:41,773 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085609340] [2022-03-15 19:35:41,773 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085609340] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:41,773 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:41,774 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 19:35:41,774 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1692939494] [2022-03-15 19:35:41,775 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:41,780 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:41,807 INFO L252 McrAutomatonBuilder]: Finished intersection with 65 states and 125 transitions. [2022-03-15 19:35:41,808 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:42,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:42,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:42,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:42,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:42,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:42,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:42,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:42,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:42,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:42,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:42,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:42,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:42,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:42,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:42,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:42,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:42,200 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [713#(= (mod ~finished1~0 256) 0)] [2022-03-15 19:35:42,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 19:35:42,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:42,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 19:35:42,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:42,221 INFO L87 Difference]: Start difference. First operand has 160 states, 159 states have (on average 3.257861635220126) internal successors, (518), 159 states have internal predecessors, (518), 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) Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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) [2022-03-15 19:35:42,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:42,316 INFO L93 Difference]: Finished difference Result 264 states and 828 transitions. [2022-03-15 19:35:42,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 19:35:42,318 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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) Word has length 22 [2022-03-15 19:35:42,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:42,327 INFO L225 Difference]: With dead ends: 264 [2022-03-15 19:35:42,327 INFO L226 Difference]: Without dead ends: 212 [2022-03-15 19:35:42,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:42,332 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 33 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:42,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 0 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 19:35:42,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2022-03-15 19:35:42,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 160. [2022-03-15 19:35:42,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 159 states have (on average 3.0943396226415096) internal successors, (492), 159 states have internal predecessors, (492), 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) [2022-03-15 19:35:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 492 transitions. [2022-03-15 19:35:42,384 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 492 transitions. Word has length 22 [2022-03-15 19:35:42,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:42,385 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 492 transitions. [2022-03-15 19:35:42,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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) [2022-03-15 19:35:42,385 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 492 transitions. [2022-03-15 19:35:42,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-03-15 19:35:42,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:42,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:42,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 19:35:42,391 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:42,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:42,393 INFO L85 PathProgramCache]: Analyzing trace with hash 153521603, now seen corresponding path program 1 times [2022-03-15 19:35:42,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:42,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73197117] [2022-03-15 19:35:42,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:42,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:42,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 19:35:42,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:42,508 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73197117] [2022-03-15 19:35:42,508 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73197117] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:42,508 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:42,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 19:35:42,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1765466482] [2022-03-15 19:35:42,509 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:42,513 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:42,532 INFO L252 McrAutomatonBuilder]: Finished intersection with 81 states and 163 transitions. [2022-03-15 19:35:42,532 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:42,726 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:42,989 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:43,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:43,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:43,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:43,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:43,057 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 19:35:43,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 19:35:43,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:43,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 19:35:43,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:43,058 INFO L87 Difference]: Start difference. First operand 160 states and 492 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 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) [2022-03-15 19:35:43,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:43,170 INFO L93 Difference]: Finished difference Result 225 states and 616 transitions. [2022-03-15 19:35:43,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 19:35:43,170 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 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) Word has length 25 [2022-03-15 19:35:43,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:43,172 INFO L225 Difference]: With dead ends: 225 [2022-03-15 19:35:43,172 INFO L226 Difference]: Without dead ends: 161 [2022-03-15 19:35:43,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 19:35:43,173 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 29 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:43,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 8 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 19:35:43,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2022-03-15 19:35:43,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2022-03-15 19:35:43,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 160 states have (on average 3.08125) internal successors, (493), 160 states have internal predecessors, (493), 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) [2022-03-15 19:35:43,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 493 transitions. [2022-03-15 19:35:43,179 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 493 transitions. Word has length 25 [2022-03-15 19:35:43,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:43,179 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 493 transitions. [2022-03-15 19:35:43,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 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) [2022-03-15 19:35:43,179 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 493 transitions. [2022-03-15 19:35:43,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 19:35:43,180 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:43,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:43,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 19:35:43,180 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:43,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:43,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1534822519, now seen corresponding path program 1 times [2022-03-15 19:35:43,181 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:43,181 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177346222] [2022-03-15 19:35:43,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:43,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:43,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-15 19:35:43,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:43,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177346222] [2022-03-15 19:35:43,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177346222] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:43,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:43,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 19:35:43,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1105553410] [2022-03-15 19:35:43,286 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:43,293 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:43,325 INFO L252 McrAutomatonBuilder]: Finished intersection with 82 states and 164 transitions. [2022-03-15 19:35:43,325 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:43,609 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:43,703 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:43,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:43,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:43,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:43,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:43,805 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 19:35:43,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 19:35:43,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:43,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 19:35:43,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:43,806 INFO L87 Difference]: Start difference. First operand 161 states and 493 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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) [2022-03-15 19:35:43,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:43,907 INFO L93 Difference]: Finished difference Result 209 states and 583 transitions. [2022-03-15 19:35:43,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 19:35:43,907 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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) Word has length 26 [2022-03-15 19:35:43,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:43,909 INFO L225 Difference]: With dead ends: 209 [2022-03-15 19:35:43,909 INFO L226 Difference]: Without dead ends: 162 [2022-03-15 19:35:43,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 19:35:43,911 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 23 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:43,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 7 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 19:35:43,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2022-03-15 19:35:43,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2022-03-15 19:35:43,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 3.0683229813664594) internal successors, (494), 161 states have internal predecessors, (494), 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) [2022-03-15 19:35:43,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 494 transitions. [2022-03-15 19:35:43,920 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 494 transitions. Word has length 26 [2022-03-15 19:35:43,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:43,920 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 494 transitions. [2022-03-15 19:35:43,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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) [2022-03-15 19:35:43,921 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 494 transitions. [2022-03-15 19:35:43,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-03-15 19:35:43,921 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:43,921 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:43,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 19:35:43,921 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:43,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:43,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1063368582, now seen corresponding path program 1 times [2022-03-15 19:35:43,927 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:43,927 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389976652] [2022-03-15 19:35:43,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:43,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:43,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-15 19:35:43,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:43,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389976652] [2022-03-15 19:35:43,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389976652] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:43,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:43,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 19:35:43,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [105959891] [2022-03-15 19:35:43,996 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:44,000 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:44,040 INFO L252 McrAutomatonBuilder]: Finished intersection with 83 states and 165 transitions. [2022-03-15 19:35:44,040 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:44,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:44,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:44,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:44,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:44,390 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [2393#(= (mod ~finished2~0 256) 0)] [2022-03-15 19:35:44,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 19:35:44,390 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:44,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 19:35:44,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:44,391 INFO L87 Difference]: Start difference. First operand 162 states and 494 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 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) [2022-03-15 19:35:44,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:44,437 INFO L93 Difference]: Finished difference Result 212 states and 662 transitions. [2022-03-15 19:35:44,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 19:35:44,438 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 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) Word has length 27 [2022-03-15 19:35:44,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:44,439 INFO L225 Difference]: With dead ends: 212 [2022-03-15 19:35:44,439 INFO L226 Difference]: Without dead ends: 212 [2022-03-15 19:35:44,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:44,440 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 34 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:44,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 4 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 19:35:44,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2022-03-15 19:35:44,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2022-03-15 19:35:44,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 211 states have (on average 3.137440758293839) internal successors, (662), 211 states have internal predecessors, (662), 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) [2022-03-15 19:35:44,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 662 transitions. [2022-03-15 19:35:44,446 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 662 transitions. Word has length 27 [2022-03-15 19:35:44,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:44,446 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 662 transitions. [2022-03-15 19:35:44,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 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) [2022-03-15 19:35:44,446 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 662 transitions. [2022-03-15 19:35:44,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-03-15 19:35:44,447 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:44,447 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:44,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 19:35:44,448 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:44,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:44,448 INFO L85 PathProgramCache]: Analyzing trace with hash -919534476, now seen corresponding path program 1 times [2022-03-15 19:35:44,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:44,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887668150] [2022-03-15 19:35:44,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:44,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:44,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-15 19:35:44,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:44,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887668150] [2022-03-15 19:35:44,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887668150] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:44,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:44,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 19:35:44,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1914749816] [2022-03-15 19:35:44,509 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:44,515 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:44,551 INFO L252 McrAutomatonBuilder]: Finished intersection with 111 states and 240 transitions. [2022-03-15 19:35:44,552 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:45,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:45,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:45,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:45,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:45,707 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 19:35:45,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 19:35:45,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:45,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 19:35:45,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:45,708 INFO L87 Difference]: Start difference. First operand 212 states and 662 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2022-03-15 19:35:45,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:45,786 INFO L93 Difference]: Finished difference Result 293 states and 844 transitions. [2022-03-15 19:35:45,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 19:35:45,786 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) Word has length 28 [2022-03-15 19:35:45,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:45,787 INFO L225 Difference]: With dead ends: 293 [2022-03-15 19:35:45,787 INFO L226 Difference]: Without dead ends: 214 [2022-03-15 19:35:45,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 19:35:45,788 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 19 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:45,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 6 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 19:35:45,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2022-03-15 19:35:45,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 213. [2022-03-15 19:35:45,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 212 states have (on average 3.1273584905660377) internal successors, (663), 212 states have internal predecessors, (663), 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) [2022-03-15 19:35:45,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 663 transitions. [2022-03-15 19:35:45,793 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 663 transitions. Word has length 28 [2022-03-15 19:35:45,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:45,794 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 663 transitions. [2022-03-15 19:35:45,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2022-03-15 19:35:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 663 transitions. [2022-03-15 19:35:45,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 19:35:45,795 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:45,795 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:45,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 19:35:45,796 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:45,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:45,796 INFO L85 PathProgramCache]: Analyzing trace with hash -957902816, now seen corresponding path program 1 times [2022-03-15 19:35:45,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:45,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152729968] [2022-03-15 19:35:45,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:45,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:45,870 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-15 19:35:45,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:45,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152729968] [2022-03-15 19:35:45,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152729968] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:45,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:45,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 19:35:45,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1548601903] [2022-03-15 19:35:45,871 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:45,876 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:45,974 INFO L252 McrAutomatonBuilder]: Finished intersection with 113 states and 242 transitions. [2022-03-15 19:35:45,974 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:46,030 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,103 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,164 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,405 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,465 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,512 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,554 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,673 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,749 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,807 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,873 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2022-03-15 19:35:46,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:46,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:46,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:46,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:47,158 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 19:35:47,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 19:35:47,159 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:47,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 19:35:47,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:47,159 INFO L87 Difference]: Start difference. First operand 213 states and 663 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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) [2022-03-15 19:35:47,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:47,260 INFO L93 Difference]: Finished difference Result 376 states and 1029 transitions. [2022-03-15 19:35:47,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 19:35:47,260 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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) Word has length 30 [2022-03-15 19:35:47,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:47,262 INFO L225 Difference]: With dead ends: 376 [2022-03-15 19:35:47,262 INFO L226 Difference]: Without dead ends: 214 [2022-03-15 19:35:47,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 19:35:47,262 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 21 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:47,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 7 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 19:35:47,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2022-03-15 19:35:47,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2022-03-15 19:35:47,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 213 states have (on average 3.1173708920187795) internal successors, (664), 213 states have internal predecessors, (664), 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) [2022-03-15 19:35:47,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 664 transitions. [2022-03-15 19:35:47,267 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 664 transitions. Word has length 30 [2022-03-15 19:35:47,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:47,267 INFO L470 AbstractCegarLoop]: Abstraction has 214 states and 664 transitions. [2022-03-15 19:35:47,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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) [2022-03-15 19:35:47,268 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 664 transitions. [2022-03-15 19:35:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-03-15 19:35:47,268 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:47,268 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:47,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 19:35:47,269 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:47,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:47,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1124543433, now seen corresponding path program 1 times [2022-03-15 19:35:47,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:47,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841817940] [2022-03-15 19:35:47,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:47,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:47,355 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-03-15 19:35:47,356 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:47,356 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841817940] [2022-03-15 19:35:47,356 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841817940] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:47,356 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:47,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 19:35:47,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [225994872] [2022-03-15 19:35:47,356 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:47,361 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:47,434 INFO L252 McrAutomatonBuilder]: Finished intersection with 114 states and 243 transitions. [2022-03-15 19:35:47,435 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:48,139 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:48,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:48,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:48,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:48,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 19:35:48,331 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [4569#(not (= (mod |thread2Thread1of1ForFork1_~cond~0#1| 256) 0)), 4570#(or (not (= (mod |thread2Thread1of1ForFork1_~cond~0#1| 256) 0)) (not (= ~finished1~0 (* 256 (div ~finished1~0 256)))))] [2022-03-15 19:35:48,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 19:35:48,331 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:48,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 19:35:48,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-03-15 19:35:48,332 INFO L87 Difference]: Start difference. First operand 214 states and 664 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) [2022-03-15 19:35:48,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:48,559 INFO L93 Difference]: Finished difference Result 352 states and 1094 transitions. [2022-03-15 19:35:48,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 19:35:48,559 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) Word has length 31 [2022-03-15 19:35:48,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:48,562 INFO L225 Difference]: With dead ends: 352 [2022-03-15 19:35:48,562 INFO L226 Difference]: Without dead ends: 344 [2022-03-15 19:35:48,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 82 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-03-15 19:35:48,563 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 36 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:48,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 2 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 19:35:48,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2022-03-15 19:35:48,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 260. [2022-03-15 19:35:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 259 states have (on average 3.1853281853281854) internal successors, (825), 259 states have internal predecessors, (825), 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) [2022-03-15 19:35:48,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 825 transitions. [2022-03-15 19:35:48,569 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 825 transitions. Word has length 31 [2022-03-15 19:35:48,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:48,569 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 825 transitions. [2022-03-15 19:35:48,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) [2022-03-15 19:35:48,570 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 825 transitions. [2022-03-15 19:35:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-03-15 19:35:48,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:48,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:48,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 19:35:48,570 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:48,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:48,571 INFO L85 PathProgramCache]: Analyzing trace with hash 982278627, now seen corresponding path program 2 times [2022-03-15 19:35:48,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:48,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932619714] [2022-03-15 19:35:48,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:48,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:48,626 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-03-15 19:35:48,626 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:48,626 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932619714] [2022-03-15 19:35:48,626 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932619714] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:48,626 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:48,626 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 19:35:48,626 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [49454289] [2022-03-15 19:35:48,626 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:48,632 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:48,682 INFO L252 McrAutomatonBuilder]: Finished intersection with 112 states and 239 transitions. [2022-03-15 19:35:48,682 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:49,669 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [5456#(not (= (mod |thread2Thread1of1ForFork1_~cond~0#1| 256) 0))] [2022-03-15 19:35:49,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 19:35:49,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:49,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 19:35:49,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 19:35:49,670 INFO L87 Difference]: Start difference. First operand 260 states and 825 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 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) [2022-03-15 19:35:49,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:49,788 INFO L93 Difference]: Finished difference Result 326 states and 1025 transitions. [2022-03-15 19:35:49,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 19:35:49,788 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 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) Word has length 31 [2022-03-15 19:35:49,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:49,790 INFO L225 Difference]: With dead ends: 326 [2022-03-15 19:35:49,790 INFO L226 Difference]: Without dead ends: 326 [2022-03-15 19:35:49,790 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 69 SyntacticMatches, 14 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-03-15 19:35:49,790 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 33 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:49,791 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 0 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 19:35:49,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2022-03-15 19:35:49,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 212. [2022-03-15 19:35:49,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 211 states have (on average 3.066350710900474) internal successors, (647), 211 states have internal predecessors, (647), 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) [2022-03-15 19:35:49,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 647 transitions. [2022-03-15 19:35:49,795 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 647 transitions. Word has length 31 [2022-03-15 19:35:49,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:49,795 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 647 transitions. [2022-03-15 19:35:49,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 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) [2022-03-15 19:35:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 647 transitions. [2022-03-15 19:35:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-03-15 19:35:49,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:49,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:49,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 19:35:49,796 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:49,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:49,796 INFO L85 PathProgramCache]: Analyzing trace with hash 29173603, now seen corresponding path program 3 times [2022-03-15 19:35:49,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:49,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632733567] [2022-03-15 19:35:49,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:49,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:49,903 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-03-15 19:35:49,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:49,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632733567] [2022-03-15 19:35:49,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632733567] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:49,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:49,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 19:35:49,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1027207067] [2022-03-15 19:35:49,903 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:49,908 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:49,946 INFO L252 McrAutomatonBuilder]: Finished intersection with 104 states and 211 transitions. [2022-03-15 19:35:49,947 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:50,392 INFO L353 Elim1Store]: treesize reduction 21, result has 4.5 percent of original size [2022-03-15 19:35:50,393 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 4 [2022-03-15 19:35:50,932 INFO L353 Elim1Store]: treesize reduction 21, result has 4.5 percent of original size [2022-03-15 19:35:50,932 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 4 [2022-03-15 19:35:51,122 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [6219#(not (= (mod |thread2Thread1of1ForFork1_~cond~0#1| 256) 0))] [2022-03-15 19:35:51,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 19:35:51,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:51,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 19:35:51,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-03-15 19:35:51,123 INFO L87 Difference]: Start difference. First operand 212 states and 647 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 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) [2022-03-15 19:35:51,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:51,325 INFO L93 Difference]: Finished difference Result 388 states and 1224 transitions. [2022-03-15 19:35:51,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-15 19:35:51,326 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 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) Word has length 31 [2022-03-15 19:35:51,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:51,327 INFO L225 Difference]: With dead ends: 388 [2022-03-15 19:35:51,327 INFO L226 Difference]: Without dead ends: 388 [2022-03-15 19:35:51,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 57 SyntacticMatches, 15 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-03-15 19:35:51,328 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 53 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 1 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:51,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [53 Valid, 1 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 19:35:51,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2022-03-15 19:35:51,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 204. [2022-03-15 19:35:51,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 3.0147783251231526) internal successors, (612), 203 states have internal predecessors, (612), 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) [2022-03-15 19:35:51,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 612 transitions. [2022-03-15 19:35:51,333 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 612 transitions. Word has length 31 [2022-03-15 19:35:51,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:51,333 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 612 transitions. [2022-03-15 19:35:51,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 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) [2022-03-15 19:35:51,333 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 612 transitions. [2022-03-15 19:35:51,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-03-15 19:35:51,334 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:51,334 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:51,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 19:35:51,334 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:51,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:51,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1325432076, now seen corresponding path program 1 times [2022-03-15 19:35:51,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:51,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276258095] [2022-03-15 19:35:51,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:51,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:51,429 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-15 19:35:51,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:51,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276258095] [2022-03-15 19:35:51,429 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276258095] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 19:35:51,429 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 19:35:51,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 19:35:51,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [554722781] [2022-03-15 19:35:51,429 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:51,435 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:51,521 INFO L252 McrAutomatonBuilder]: Finished intersection with 146 states and 325 transitions. [2022-03-15 19:35:51,522 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:51,700 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2022-03-15 19:35:51,787 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:51,867 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:51,918 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:52,036 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:52,340 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2022-03-15 19:35:52,398 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:52,725 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:52,869 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:53,065 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:53,418 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:53,621 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:53,685 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:53,882 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 19:35:53,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 19:35:53,883 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:53,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 19:35:53,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:53,883 INFO L87 Difference]: Start difference. First operand 204 states and 612 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 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) [2022-03-15 19:35:54,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:54,002 INFO L93 Difference]: Finished difference Result 307 states and 858 transitions. [2022-03-15 19:35:54,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 19:35:54,002 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 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) Word has length 33 [2022-03-15 19:35:54,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:54,004 INFO L225 Difference]: With dead ends: 307 [2022-03-15 19:35:54,004 INFO L226 Difference]: Without dead ends: 205 [2022-03-15 19:35:54,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 19:35:54,004 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 26 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:54,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 6 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 19:35:54,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2022-03-15 19:35:54,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2022-03-15 19:35:54,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 204 states have (on average 3.0049019607843137) internal successors, (613), 204 states have internal predecessors, (613), 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) [2022-03-15 19:35:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 613 transitions. [2022-03-15 19:35:54,010 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 613 transitions. Word has length 33 [2022-03-15 19:35:54,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:54,010 INFO L470 AbstractCegarLoop]: Abstraction has 205 states and 613 transitions. [2022-03-15 19:35:54,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 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) [2022-03-15 19:35:54,010 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 613 transitions. [2022-03-15 19:35:54,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 19:35:54,017 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:54,017 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:54,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 19:35:54,017 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:54,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:54,017 INFO L85 PathProgramCache]: Analyzing trace with hash 424548543, now seen corresponding path program 1 times [2022-03-15 19:35:54,018 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:54,018 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338780642] [2022-03-15 19:35:54,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:54,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:54,121 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-03-15 19:35:54,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:54,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338780642] [2022-03-15 19:35:54,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338780642] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 19:35:54,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217039792] [2022-03-15 19:35:54,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:54,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 19:35:54,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 19:35:54,130 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 19:35:54,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-15 19:35:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:54,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-15 19:35:54,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 19:35:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-03-15 19:35:54,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 19:35:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-03-15 19:35:54,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [217039792] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-15 19:35:54,473 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-15 19:35:54,473 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 9 [2022-03-15 19:35:54,473 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [677677288] [2022-03-15 19:35:54,473 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:35:54,482 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:35:54,578 INFO L252 McrAutomatonBuilder]: Finished intersection with 147 states and 326 transitions. [2022-03-15 19:35:54,578 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:35:54,962 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2022-03-15 19:35:55,049 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:55,122 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:55,170 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2022-03-15 19:35:55,250 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:55,302 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2022-03-15 19:35:55,394 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2022-03-15 19:35:55,615 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:55,792 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:55,917 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:56,024 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:56,254 WARN L234 Elim1Store]: Array PQE input equivalent to true [2022-03-15 19:35:56,421 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2022-03-15 19:35:56,452 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [7954#(<= ~n_update~0 0)] [2022-03-15 19:35:56,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 19:35:56,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:35:56,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 19:35:56,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-03-15 19:35:56,453 INFO L87 Difference]: Start difference. First operand 205 states and 613 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 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) [2022-03-15 19:35:56,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:35:56,522 INFO L93 Difference]: Finished difference Result 206 states and 614 transitions. [2022-03-15 19:35:56,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 19:35:56,522 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 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) Word has length 34 [2022-03-15 19:35:56,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:35:56,523 INFO L225 Difference]: With dead ends: 206 [2022-03-15 19:35:56,523 INFO L226 Difference]: Without dead ends: 206 [2022-03-15 19:35:56,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 173 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-03-15 19:35:56,524 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 31 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 19:35:56,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 6 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 19:35:56,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2022-03-15 19:35:56,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2022-03-15 19:35:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 2.995121951219512) internal successors, (614), 205 states have internal predecessors, (614), 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) [2022-03-15 19:35:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 614 transitions. [2022-03-15 19:35:56,528 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 614 transitions. Word has length 34 [2022-03-15 19:35:56,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:35:56,528 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 614 transitions. [2022-03-15 19:35:56,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 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) [2022-03-15 19:35:56,528 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 614 transitions. [2022-03-15 19:35:56,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-03-15 19:35:56,529 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:35:56,529 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:35:56,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-15 19:35:56,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-03-15 19:35:56,729 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:35:56,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:35:56,730 INFO L85 PathProgramCache]: Analyzing trace with hash -12324467, now seen corresponding path program 1 times [2022-03-15 19:35:56,731 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:35:56,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149932416] [2022-03-15 19:35:56,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:56,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:35:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:57,160 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-15 19:35:57,161 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:35:57,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149932416] [2022-03-15 19:35:57,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149932416] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 19:35:57,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [557839191] [2022-03-15 19:35:57,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:35:57,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 19:35:57,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 19:35:57,185 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) [2022-03-15 19:35:57,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-15 19:35:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:35:57,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 45 conjunts are in the unsatisfiable core [2022-03-15 19:35:57,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 19:35:57,594 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 19:35:57,597 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 19:35:57,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:35:57,644 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-03-15 19:35:57,648 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-03-15 19:35:57,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:35:57,713 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-03-15 19:35:57,717 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-03-15 19:35:57,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:35:57,800 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-03-15 19:35:57,803 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-03-15 19:35:58,081 INFO L353 Elim1Store]: treesize reduction 93, result has 35.9 percent of original size [2022-03-15 19:35:58,082 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 115 treesize of output 100 [2022-03-15 19:35:58,094 INFO L353 Elim1Store]: treesize reduction 13, result has 18.8 percent of original size [2022-03-15 19:35:58,095 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 63 [2022-03-15 19:35:58,102 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 37 [2022-03-15 19:35:58,129 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-15 19:35:58,129 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 19:35:58,320 INFO L353 Elim1Store]: treesize reduction 4, result has 97.1 percent of original size [2022-03-15 19:35:58,320 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 116 treesize of output 186 [2022-03-15 19:35:59,281 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:59,281 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 58 [2022-03-15 19:35:59,298 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:59,298 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 270 treesize of output 294 [2022-03-15 19:35:59,309 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:59,309 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 242 treesize of output 210 [2022-03-15 19:35:59,319 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:59,319 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 194 treesize of output 186 [2022-03-15 19:35:59,330 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 19:35:59,330 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 95 [2022-03-15 19:36:00,457 INFO L353 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-03-15 19:36:00,458 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 1 [2022-03-15 19:36:00,468 INFO L353 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-03-15 19:36:00,468 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 1 [2022-03-15 19:36:00,607 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-15 19:36:00,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [557839191] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 19:36:00,607 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 19:36:00,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 26 [2022-03-15 19:36:00,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [370937265] [2022-03-15 19:36:00,607 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 19:36:00,614 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 19:36:00,731 INFO L252 McrAutomatonBuilder]: Finished intersection with 148 states and 327 transitions. [2022-03-15 19:36:00,732 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 19:36:07,390 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [8807#(or (= ~state22~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ~consume~0.base) (+ (* ~state12~0 4) ~consume~0.offset))) (+ (select (select |#memory_$Pointer$.offset| ~consume~0.base) (+ (* ~state12~0 4) ~consume~0.offset)) (* (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset)) 4)))) (< (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset)) 0) (< ~front1~0 0) (<= ~n1~0 ~state12~0) (< ~state12~0 0) (<= ~n2~0 (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset)))), 8809#(and (or (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ~consume~0.base) (+ (* ~state12~0 4) ~consume~0.offset))) (+ (select (select |#memory_$Pointer$.offset| ~consume~0.base) (+ (* ~state12~0 4) ~consume~0.offset)) (* (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset)) 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ~consume~0.base) (+ ~consume~0.offset (* ~state22~0 4)))) (+ (* (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4))) 4) (select (select |#memory_$Pointer$.offset| ~consume~0.base) (+ ~consume~0.offset (* ~state22~0 4)))))) (< ~state22~0 0) (< ~state21~0 0) (<= ~n1~0 ~state22~0) (<= ~n2~0 (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4)))) (not (= (+ (* ~state12~0 4) ~consume~0.offset) 0)) (not (= (* (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset)) 4) 0)) (< (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4))) 0)) (or (< ~state22~0 0) (< ~state21~0 0) (<= ~n1~0 ~state22~0) (<= ~n2~0 (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4)))) (< (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4))) 0) (= ~consume~0.offset 0)) (or (< ~state22~0 0) (<= ~n2~0 1) (< ~state21~0 0) (<= ~n1~0 ~state22~0) (<= ~n2~0 (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4)))) (<= (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset)) 0) (< (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4))) 0)) (or (< ~state22~0 0) (< ~state21~0 0) (<= ~n1~0 ~state22~0) (<= ~n2~0 (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4)))) (<= ~n1~0 1) (not (= (* (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset)) 4) 0)) (<= (+ (* ~state12~0 4) ~consume~0.offset) 0) (< (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4))) 0))), 8806#(or (< ~state22~0 0) (< ~state21~0 0) (<= ~n1~0 ~state22~0) (<= ~n2~0 (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4)))) (= ~state12~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ~consume~0.base) (+ ~consume~0.offset (* ~state22~0 4)))) (+ (* (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4))) 4) (select (select |#memory_$Pointer$.offset| ~consume~0.base) (+ ~consume~0.offset (* ~state22~0 4)))))) (< (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4))) 0)), 8808#(or (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ~consume~0.base) (+ (* ~state12~0 4) ~consume~0.offset))) (+ (select (select |#memory_$Pointer$.offset| ~consume~0.base) (+ (* ~state12~0 4) ~consume~0.offset)) (* (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset)) 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ~consume~0.base) (+ ~consume~0.offset (* ~state22~0 4)))) (+ (* (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4))) 4) (select (select |#memory_$Pointer$.offset| ~consume~0.base) (+ ~consume~0.offset (* ~state22~0 4)))))) (< ~state22~0 0) (< (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset)) 0) (< ~front1~0 0) (<= ~n1~0 ~state12~0) (< ~state21~0 0) (<= ~n1~0 ~state22~0) (<= ~n2~0 (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4)))) (< ~state12~0 0) (< (select (select |#memory_int| ~produce~0.base) (+ ~produce~0.offset (* ~state21~0 4))) 0) (<= ~n2~0 (select (select |#memory_int| ~queue1~0.base) (+ (* ~front1~0 4) ~queue1~0.offset))))] [2022-03-15 19:36:07,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 19:36:07,390 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 19:36:07,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 19:36:07,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=799, Unknown=9, NotChecked=0, Total=930 [2022-03-15 19:36:07,391 INFO L87 Difference]: Start difference. First operand 206 states and 614 transitions. Second operand has 14 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 14 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) [2022-03-15 19:36:07,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 19:36:07,922 INFO L93 Difference]: Finished difference Result 462 states and 1405 transitions. [2022-03-15 19:36:07,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-15 19:36:07,922 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 14 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) Word has length 35 [2022-03-15 19:36:07,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 19:36:07,933 INFO L225 Difference]: With dead ends: 462 [2022-03-15 19:36:07,934 INFO L226 Difference]: Without dead ends: 453 [2022-03-15 19:36:07,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 149 SyntacticMatches, 9 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=184, Invalid=1139, Unknown=9, NotChecked=0, Total=1332 [2022-03-15 19:36:07,935 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 75 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 19:36:07,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 41 Invalid, 621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 19:36:07,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2022-03-15 19:36:07,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 370. [2022-03-15 19:36:07,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 369 states have (on average 3.0813008130081303) internal successors, (1137), 369 states have internal predecessors, (1137), 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) [2022-03-15 19:36:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 1137 transitions. [2022-03-15 19:36:07,962 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 1137 transitions. Word has length 35 [2022-03-15 19:36:07,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 19:36:07,962 INFO L470 AbstractCegarLoop]: Abstraction has 370 states and 1137 transitions. [2022-03-15 19:36:07,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 14 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) [2022-03-15 19:36:07,962 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 1137 transitions. [2022-03-15 19:36:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-03-15 19:36:07,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 19:36:07,963 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:36:07,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-15 19:36:08,177 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,SelfDestructingSolverStorable11 [2022-03-15 19:36:08,178 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 19:36:08,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 19:36:08,178 INFO L85 PathProgramCache]: Analyzing trace with hash 707115445, now seen corresponding path program 2 times [2022-03-15 19:36:08,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 19:36:08,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590317201] [2022-03-15 19:36:08,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 19:36:08,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 19:36:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 19:36:08,772 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-15 19:36:08,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 19:36:08,772 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590317201] [2022-03-15 19:36:08,773 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590317201] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 19:36:08,773 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [653593786] [2022-03-15 19:36:08,773 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 19:36:08,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 19:36:08,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 19:36:08,775 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) [2022-03-15 19:36:08,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-15 19:36:08,970 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 19:36:08,971 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 19:36:08,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 51 conjunts are in the unsatisfiable core [2022-03-15 19:36:08,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 19:36:09,243 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 19:36:09,252 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 19:36:09,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:36:09,321 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 44 [2022-03-15 19:36:09,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:36:09,326 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-03-15 19:36:09,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:36:09,444 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 33 [2022-03-15 19:36:09,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:36:09,448 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2022-03-15 19:36:09,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:36:09,610 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2022-03-15 19:36:09,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:36:09,624 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-03-15 19:36:09,624 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 69 [2022-03-15 19:36:09,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 19:36:09,630 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2022-03-15 19:36:09,647 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 34 Received shutdown request... [2022-03-15 19:49:59,216 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 [2022-03-15 19:49:59,238 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-15 19:49:59,240 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-03-15 19:49:59,265 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-15 19:49:59,265 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 19:49:59,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 19:49:59,443 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 36 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 59ms.. [2022-03-15 19:49:59,445 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-15 19:49:59,446 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-15 19:49:59,446 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-15 19:49:59,451 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 19:49:59,453 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 19:49:59,453 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 19:49:59,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 07:49:59 BasicIcfg [2022-03-15 19:49:59,455 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 19:49:59,457 INFO L158 Benchmark]: Toolchain (without parser) took 870954.49ms. Allocated memory was 196.1MB in the beginning and 756.0MB in the end (delta: 559.9MB). Free memory was 144.0MB in the beginning and 485.3MB in the end (delta: -341.3MB). Peak memory consumption was 628.2MB. Max. memory is 8.0GB. [2022-03-15 19:49:59,458 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 160.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 19:49:59,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.64ms. Allocated memory is still 196.1MB. Free memory was 143.8MB in the beginning and 168.4MB in the end (delta: -24.5MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. [2022-03-15 19:49:59,458 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.85ms. Allocated memory is still 196.1MB. Free memory was 168.0MB in the beginning and 165.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 19:49:59,458 INFO L158 Benchmark]: Boogie Preprocessor took 43.50ms. Allocated memory is still 196.1MB. Free memory was 165.2MB in the beginning and 162.8MB in the end (delta: 2.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 19:49:59,458 INFO L158 Benchmark]: RCFGBuilder took 609.85ms. Allocated memory is still 196.1MB. Free memory was 162.8MB in the beginning and 120.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 8.0GB. [2022-03-15 19:49:59,458 INFO L158 Benchmark]: TraceAbstraction took 869914.87ms. Allocated memory was 196.1MB in the beginning and 756.0MB in the end (delta: 559.9MB). Free memory was 120.5MB in the beginning and 485.3MB in the end (delta: -364.8MB). Peak memory consumption was 605.2MB. Max. memory is 8.0GB. [2022-03-15 19:49:59,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 160.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 322.64ms. Allocated memory is still 196.1MB. Free memory was 143.8MB in the beginning and 168.4MB in the end (delta: -24.5MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.85ms. Allocated memory is still 196.1MB. Free memory was 168.0MB in the beginning and 165.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.50ms. Allocated memory is still 196.1MB. Free memory was 165.2MB in the beginning and 162.8MB in the end (delta: 2.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 609.85ms. Allocated memory is still 196.1MB. Free memory was 162.8MB in the beginning and 120.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 8.0GB. * TraceAbstraction took 869914.87ms. Allocated memory was 196.1MB in the beginning and 756.0MB in the end (delta: 559.9MB). Free memory was 120.5MB in the beginning and 485.3MB in the end (delta: -364.8MB). Peak memory consumption was 605.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11.6s, 387 PlacesBefore, 41 PlacesAfterwards, 414 TransitionsBefore, 41 TransitionsAfterwards, 5150 CoEnabledTransitionPairs, 9 FixpointIterations, 270 TrivialSequentialCompositions, 78 ConcurrentSequentialCompositions, 62 TrivialYvCompositions, 31 ConcurrentYvCompositions, 27 ChoiceCompositions, 468 TotalNumberOfCompositions, 6861 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5562, positive: 5464, positive conditional: 0, positive unconditional: 5464, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3081, positive: 3064, positive conditional: 0, positive unconditional: 3064, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5562, positive: 2400, positive conditional: 0, positive unconditional: 2400, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 3081, unknown conditional: 0, unknown unconditional: 3081] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 72, Positive conditional cache size: 0, Positive unconditional cache size: 72, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 - 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: 139]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 36 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 59ms.. - TimeoutResultAtElement [Line: 132]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 36 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 59ms.. - TimeoutResultAtElement [Line: 133]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 36 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 59ms.. - TimeoutResultAtElement [Line: 131]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 36 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 59ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 457 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 869.7s, OverallIterations: 13, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 11.7s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 413 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 413 mSDsluCounter, 88 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1109 mSDsCounter, 68 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2088 IncrementalHoareTripleChecker+Invalid, 2156 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 68 mSolverCounterUnsat, 21 mSDtfsCounter, 2088 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1150 GetRequests, 1023 SyntacticMatches, 43 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 410 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=370occurred in iteration=12, InterpolantAutomatonStates: 72, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 518 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 422 NumberOfCodeBlocks, 422 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 475 ConstructedInterpolants, 22 QuantifiedInterpolants, 4086 SizeOfPredicates, 40 NumberOfNonLiveVariables, 1081 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 74/91 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