/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-29289db [2021-06-05 01:01:12,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 01:01:12,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 01:01:12,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-05 01:01:12,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-05 01:01:12,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-05 01:01:12,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-05 01:01:12,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-05 01:01:12,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-05 01:01:12,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-05 01:01:12,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-05 01:01:12,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-05 01:01:12,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 01:01:12,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 01:01:12,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 01:01:12,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 01:01:12,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 01:01:12,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 01:01:12,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 01:01:12,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 01:01:12,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 01:01:12,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 01:01:12,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 01:01:12,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 01:01:12,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-05 01:01:12,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-05 01:01:12,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-05 01:01:12,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-05 01:01:12,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-05 01:01:12,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-05 01:01:12,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-05 01:01:12,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-05 01:01:12,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-05 01:01:12,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-05 01:01:12,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-05 01:01:12,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-05 01:01:12,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-05 01:01:12,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-05 01:01:12,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 01:01:12,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 01:01:12,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 01:01:12,656 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-06-05 01:01:12,688 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 01:01:12,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 01:01:12,688 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 01:01:12,688 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 01:01:12,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 01:01:12,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 01:01:12,691 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 01:01:12,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 01:01:12,691 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 01:01:12,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 01:01:12,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 01:01:12,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 01:01:12,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 01:01:12,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 01:01:12,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 01:01:12,692 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 01:01:12,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 01:01:12,692 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 01:01:12,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 01:01:12,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 01:01:12,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 01:01:12,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 01:01:12,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 01:01:12,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 01:01:12,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 01:01:12,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 01:01:12,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 01:01:12,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 01:01:12,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 01:01:12,694 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 01:01:12,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 01:01:12,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 01:01:12,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 01:01:12,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 01:01:12,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 01:01:12,953 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 01:01:12,953 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 01:01:12,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-06-05 01:01:13,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71930f9d2/a806591b78e84809bad57c8fd9bb19bd/FLAG3f7f8a470 [2021-06-05 01:01:13,479 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 01:01:13,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-06-05 01:01:13,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71930f9d2/a806591b78e84809bad57c8fd9bb19bd/FLAG3f7f8a470 [2021-06-05 01:01:13,791 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71930f9d2/a806591b78e84809bad57c8fd9bb19bd [2021-06-05 01:01:13,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 01:01:13,794 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 01:01:13,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 01:01:13,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 01:01:13,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 01:01:13,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 01:01:13" (1/1) ... [2021-06-05 01:01:13,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57a1a8ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:13, skipping insertion in model container [2021-06-05 01:01:13,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 01:01:13" (1/1) ... [2021-06-05 01:01:13,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 01:01:13,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 01:01:13,942 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-05 01:01:14,135 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47275,47288] [2021-06-05 01:01:14,139 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47463,47476] [2021-06-05 01:01:14,146 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48230,48243] [2021-06-05 01:01:14,147 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48344,48357] [2021-06-05 01:01:14,150 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48816,48829] [2021-06-05 01:01:14,151 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48872,48885] [2021-06-05 01:01:14,154 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49384,49397] [2021-06-05 01:01:14,155 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49443,49456] [2021-06-05 01:01:14,156 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49522,49535] [2021-06-05 01:01:14,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 01:01:14,161 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 01:01:14,185 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-05 01:01:14,209 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47275,47288] [2021-06-05 01:01:14,210 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47463,47476] [2021-06-05 01:01:14,213 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48230,48243] [2021-06-05 01:01:14,214 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48344,48357] [2021-06-05 01:01:14,216 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48816,48829] [2021-06-05 01:01:14,216 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48872,48885] [2021-06-05 01:01:14,219 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49384,49397] [2021-06-05 01:01:14,219 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49443,49456] [2021-06-05 01:01:14,219 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49522,49535] [2021-06-05 01:01:14,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 01:01:14,325 INFO L208 MainTranslator]: Completed translation [2021-06-05 01:01:14,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14 WrapperNode [2021-06-05 01:01:14,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 01:01:14,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 01:01:14,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 01:01:14,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 01:01:14,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... [2021-06-05 01:01:14,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... [2021-06-05 01:01:14,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 01:01:14,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 01:01:14,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 01:01:14,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 01:01:14,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... [2021-06-05 01:01:14,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... [2021-06-05 01:01:14,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... [2021-06-05 01:01:14,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... [2021-06-05 01:01:14,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... [2021-06-05 01:01:14,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... [2021-06-05 01:01:14,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... [2021-06-05 01:01:14,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 01:01:14,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 01:01:14,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 01:01:14,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 01:01:14,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 01:01:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-06-05 01:01:14,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-06-05 01:01:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 01:01:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-06-05 01:01:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 01:01:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-05 01:01:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 01:01:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-06-05 01:01:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-06-05 01:01:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 01:01:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 01:01:14,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 01:01:14,495 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 01:01:15,267 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 01:01:15,267 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-06-05 01:01:15,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 01:01:15 BoogieIcfgContainer [2021-06-05 01:01:15,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 01:01:15,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 01:01:15,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 01:01:15,273 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 01:01:15,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 01:01:13" (1/3) ... [2021-06-05 01:01:15,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18244137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 01:01:15, skipping insertion in model container [2021-06-05 01:01:15,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:01:14" (2/3) ... [2021-06-05 01:01:15,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18244137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 01:01:15, skipping insertion in model container [2021-06-05 01:01:15,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 01:01:15" (3/3) ... [2021-06-05 01:01:15,277 INFO L111 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.i [2021-06-05 01:01:15,282 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 01:01:15,282 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 01:01:15,283 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-06-05 01:01:15,283 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 01:01:15,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,321 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,321 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,321 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,321 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,321 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,322 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,322 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,322 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,322 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,322 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,322 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,323 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,323 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,323 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,323 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,324 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,324 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,324 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,324 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,324 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,324 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,324 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,324 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,324 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,325 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,326 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,326 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,327 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,328 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,328 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,328 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,328 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,328 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,328 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,328 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,330 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,330 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,330 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,330 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,330 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,332 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,332 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,332 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,332 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,337 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,347 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,348 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,348 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,348 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,348 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,348 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,351 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,351 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,351 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,351 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,359 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,359 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,359 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,359 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,359 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,359 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,359 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,359 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,360 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,360 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,360 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,360 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,361 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,362 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,363 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,364 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,365 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,365 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,365 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,365 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,365 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,365 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,365 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,365 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,365 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,367 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,367 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,367 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,367 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,368 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,369 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,370 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,371 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,371 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,371 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,371 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,372 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,372 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,372 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,373 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,374 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,375 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,375 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,375 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,375 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,375 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,375 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,375 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,375 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,375 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:01:15,380 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-05 01:01:15,395 INFO L255 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-06-05 01:01:15,416 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 01:01:15,416 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 01:01:15,416 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 01:01:15,416 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 01:01:15,416 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 01:01:15,416 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 01:01:15,416 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 01:01:15,417 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 01:01:15,437 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 440 places, 469 transitions, 946 flow [2021-06-05 01:01:15,761 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 14076 states, 14064 states have (on average 2.1295506257110355) internal successors, (29950), 14075 states have internal predecessors, (29950), 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) [2021-06-05 01:01:15,797 INFO L276 IsEmpty]: Start isEmpty. Operand has 14076 states, 14064 states have (on average 2.1295506257110355) internal successors, (29950), 14075 states have internal predecessors, (29950), 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) [2021-06-05 01:01:15,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-06-05 01:01:15,810 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:01:15,810 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:01:15,810 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:01:15,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:01:15,817 INFO L82 PathProgramCache]: Analyzing trace with hash -767655797, now seen corresponding path program 1 times [2021-06-05 01:01:15,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:01:15,823 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311778917] [2021-06-05 01:01:15,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:01:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:01:16,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:01:16,326 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:01:16,327 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311778917] [2021-06-05 01:01:16,327 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311778917] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:01:16,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:01:16,327 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-05 01:01:16,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94879649] [2021-06-05 01:01:16,331 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-05 01:01:16,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:01:16,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-05 01:01:16,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-06-05 01:01:16,363 INFO L87 Difference]: Start difference. First operand has 14076 states, 14064 states have (on average 2.1295506257110355) internal successors, (29950), 14075 states have internal predecessors, (29950), 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 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 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) [2021-06-05 01:01:17,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:01:17,424 INFO L93 Difference]: Finished difference Result 14076 states and 29136 transitions. [2021-06-05 01:01:17,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-05 01:01:17,425 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 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 53 [2021-06-05 01:01:17,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:01:17,479 INFO L225 Difference]: With dead ends: 14076 [2021-06-05 01:01:17,480 INFO L226 Difference]: Without dead ends: 14060 [2021-06-05 01:01:17,481 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 494.5ms TimeCoverageRelationStatistics Valid=182, Invalid=468, Unknown=0, NotChecked=0, Total=650 [2021-06-05 01:01:17,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14060 states. [2021-06-05 01:01:17,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14060 to 14060. [2021-06-05 01:01:17,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14060 states, 14049 states have (on average 2.072745391131041) internal successors, (29120), 14059 states have internal predecessors, (29120), 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) [2021-06-05 01:01:17,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14060 states to 14060 states and 29120 transitions. [2021-06-05 01:01:17,937 INFO L78 Accepts]: Start accepts. Automaton has 14060 states and 29120 transitions. Word has length 53 [2021-06-05 01:01:17,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:01:17,938 INFO L482 AbstractCegarLoop]: Abstraction has 14060 states and 29120 transitions. [2021-06-05 01:01:17,939 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 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) [2021-06-05 01:01:17,939 INFO L276 IsEmpty]: Start isEmpty. Operand 14060 states and 29120 transitions. [2021-06-05 01:01:17,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-06-05 01:01:17,941 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:01:17,941 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:01:17,941 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 01:01:17,941 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:01:17,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:01:17,943 INFO L82 PathProgramCache]: Analyzing trace with hash -586543178, now seen corresponding path program 1 times [2021-06-05 01:01:17,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:01:17,944 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620798254] [2021-06-05 01:01:17,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:01:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:01:18,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:01:18,546 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:01:18,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620798254] [2021-06-05 01:01:18,546 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620798254] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:01:18,546 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:01:18,546 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-06-05 01:01:18,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120326171] [2021-06-05 01:01:18,547 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-05 01:01:18,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:01:18,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-05 01:01:18,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=460, Unknown=0, NotChecked=0, Total=506 [2021-06-05 01:01:18,548 INFO L87 Difference]: Start difference. First operand 14060 states and 29120 transitions. Second operand has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 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) [2021-06-05 01:01:18,896 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2021-06-05 01:01:19,299 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2021-06-05 01:01:19,722 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-06-05 01:01:19,907 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 108 [2021-06-05 01:01:20,086 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2021-06-05 01:01:20,273 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2021-06-05 01:01:20,504 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2021-06-05 01:01:20,734 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-06-05 01:01:21,001 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-05 01:01:21,232 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 136 [2021-06-05 01:01:21,425 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 125 [2021-06-05 01:01:21,598 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2021-06-05 01:01:21,772 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2021-06-05 01:01:21,940 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-06-05 01:01:23,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:01:23,016 INFO L93 Difference]: Finished difference Result 29224 states and 60730 transitions. [2021-06-05 01:01:23,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-05 01:01:23,016 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 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 58 [2021-06-05 01:01:23,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:01:23,075 INFO L225 Difference]: With dead ends: 29224 [2021-06-05 01:01:23,076 INFO L226 Difference]: Without dead ends: 29224 [2021-06-05 01:01:23,077 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 3592.1ms TimeCoverageRelationStatistics Valid=674, Invalid=1876, Unknown=0, NotChecked=0, Total=2550 [2021-06-05 01:01:23,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29224 states. [2021-06-05 01:01:23,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29224 to 14058. [2021-06-05 01:01:23,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14058 states, 14048 states have (on average 2.072750569476082) internal successors, (29118), 14057 states have internal predecessors, (29118), 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) [2021-06-05 01:01:23,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29118 transitions. [2021-06-05 01:01:23,495 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29118 transitions. Word has length 58 [2021-06-05 01:01:23,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:01:23,495 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29118 transitions. [2021-06-05 01:01:23,495 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 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) [2021-06-05 01:01:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29118 transitions. [2021-06-05 01:01:23,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 01:01:23,503 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:01:23,503 INFO L521 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:01:23,503 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 01:01:23,503 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:01:23,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:01:23,509 INFO L82 PathProgramCache]: Analyzing trace with hash -2101413857, now seen corresponding path program 1 times [2021-06-05 01:01:23,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:01:23,510 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739587297] [2021-06-05 01:01:23,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:01:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:01:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:01:23,576 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:01:23,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739587297] [2021-06-05 01:01:23,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739587297] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:01:23,577 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:01:23,577 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 01:01:23,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35633125] [2021-06-05 01:01:23,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 01:01:23,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:01:23,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 01:01:23,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 01:01:23,578 INFO L87 Difference]: Start difference. First operand 14058 states and 29118 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2021-06-05 01:01:23,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:01:23,639 INFO L93 Difference]: Finished difference Result 15898 states and 32816 transitions. [2021-06-05 01:01:23,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 01:01:23,640 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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 83 [2021-06-05 01:01:23,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:01:23,666 INFO L225 Difference]: With dead ends: 15898 [2021-06-05 01:01:23,667 INFO L226 Difference]: Without dead ends: 15898 [2021-06-05 01:01:23,667 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 01:01:23,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15898 states. [2021-06-05 01:01:23,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15898 to 14058. [2021-06-05 01:01:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14058 states, 14048 states have (on average 2.0687642369020502) internal successors, (29062), 14057 states have internal predecessors, (29062), 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) [2021-06-05 01:01:23,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29062 transitions. [2021-06-05 01:01:23,912 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29062 transitions. Word has length 83 [2021-06-05 01:01:23,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:01:23,912 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29062 transitions. [2021-06-05 01:01:23,912 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 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) [2021-06-05 01:01:23,912 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29062 transitions. [2021-06-05 01:01:23,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-06-05 01:01:23,916 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:01:23,916 INFO L521 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:01:23,916 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 01:01:23,916 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:01:23,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:01:23,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1385976040, now seen corresponding path program 1 times [2021-06-05 01:01:23,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:01:23,917 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768234634] [2021-06-05 01:01:23,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:01:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:01:23,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:01:23,970 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:01:23,970 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768234634] [2021-06-05 01:01:23,971 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768234634] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:01:23,971 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:01:23,971 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 01:01:23,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079998584] [2021-06-05 01:01:23,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 01:01:23,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:01:23,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 01:01:23,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 01:01:23,972 INFO L87 Difference]: Start difference. First operand 14058 states and 29062 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2021-06-05 01:01:24,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:01:24,047 INFO L93 Difference]: Finished difference Result 26210 states and 54304 transitions. [2021-06-05 01:01:24,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 01:01:24,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 89 [2021-06-05 01:01:24,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:01:24,091 INFO L225 Difference]: With dead ends: 26210 [2021-06-05 01:01:24,091 INFO L226 Difference]: Without dead ends: 26210 [2021-06-05 01:01:24,092 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 01:01:24,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26210 states. [2021-06-05 01:01:24,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26210 to 14114. [2021-06-05 01:01:24,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14114 states, 14104 states have (on average 2.0686330119115146) internal successors, (29176), 14113 states have internal predecessors, (29176), 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) [2021-06-05 01:01:24,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14114 states to 14114 states and 29176 transitions. [2021-06-05 01:01:24,435 INFO L78 Accepts]: Start accepts. Automaton has 14114 states and 29176 transitions. Word has length 89 [2021-06-05 01:01:24,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:01:24,436 INFO L482 AbstractCegarLoop]: Abstraction has 14114 states and 29176 transitions. [2021-06-05 01:01:24,436 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2021-06-05 01:01:24,436 INFO L276 IsEmpty]: Start isEmpty. Operand 14114 states and 29176 transitions. [2021-06-05 01:01:24,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-06-05 01:01:24,438 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:01:24,438 INFO L521 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, 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, 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] [2021-06-05 01:01:24,438 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 01:01:24,438 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:01:24,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:01:24,438 INFO L82 PathProgramCache]: Analyzing trace with hash 1238448872, now seen corresponding path program 1 times [2021-06-05 01:01:24,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:01:24,438 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899809854] [2021-06-05 01:01:24,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:01:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:01:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:01:24,679 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:01:24,679 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899809854] [2021-06-05 01:01:24,679 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899809854] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:01:24,680 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:01:24,680 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-06-05 01:01:24,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218294503] [2021-06-05 01:01:24,680 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 01:01:24,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:01:24,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 01:01:24,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2021-06-05 01:01:24,681 INFO L87 Difference]: Start difference. First operand 14114 states and 29176 transitions. Second operand has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 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) [2021-06-05 01:01:26,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:01:26,168 INFO L93 Difference]: Finished difference Result 32485 states and 67230 transitions. [2021-06-05 01:01:26,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 01:01:26,169 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 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 101 [2021-06-05 01:01:26,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:01:26,215 INFO L225 Difference]: With dead ends: 32485 [2021-06-05 01:01:26,215 INFO L226 Difference]: Without dead ends: 32485 [2021-06-05 01:01:26,216 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 677.6ms TimeCoverageRelationStatistics Valid=340, Invalid=850, Unknown=0, NotChecked=0, Total=1190 [2021-06-05 01:01:26,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32485 states. [2021-06-05 01:01:26,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32485 to 15478. [2021-06-05 01:01:26,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15478 states, 15468 states have (on average 2.069562968709594) internal successors, (32012), 15477 states have internal predecessors, (32012), 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) [2021-06-05 01:01:26,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15478 states to 15478 states and 32012 transitions. [2021-06-05 01:01:26,551 INFO L78 Accepts]: Start accepts. Automaton has 15478 states and 32012 transitions. Word has length 101 [2021-06-05 01:01:26,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:01:26,552 INFO L482 AbstractCegarLoop]: Abstraction has 15478 states and 32012 transitions. [2021-06-05 01:01:26,552 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 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) [2021-06-05 01:01:26,552 INFO L276 IsEmpty]: Start isEmpty. Operand 15478 states and 32012 transitions. [2021-06-05 01:01:26,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-06-05 01:01:26,560 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:01:26,560 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:01:26,560 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 01:01:26,560 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:01:26,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:01:26,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1709507850, now seen corresponding path program 1 times [2021-06-05 01:01:26,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:01:26,561 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655125022] [2021-06-05 01:01:26,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:01:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:01:26,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:01:26,626 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:01:26,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655125022] [2021-06-05 01:01:26,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655125022] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:01:26,626 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:01:26,626 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 01:01:26,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886189994] [2021-06-05 01:01:26,626 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 01:01:26,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:01:26,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 01:01:26,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 01:01:26,627 INFO L87 Difference]: Start difference. First operand 15478 states and 32012 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 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) [2021-06-05 01:01:26,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:01:26,766 INFO L93 Difference]: Finished difference Result 27431 states and 56673 transitions. [2021-06-05 01:01:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 01:01:26,766 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 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 120 [2021-06-05 01:01:26,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:01:26,797 INFO L225 Difference]: With dead ends: 27431 [2021-06-05 01:01:26,798 INFO L226 Difference]: Without dead ends: 27431 [2021-06-05 01:01:26,798 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 21.9ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-05 01:01:26,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27431 states. [2021-06-05 01:01:27,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27431 to 16038. [2021-06-05 01:01:27,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16038 states, 16028 states have (on average 2.068380334414774) internal successors, (33152), 16037 states have internal predecessors, (33152), 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) [2021-06-05 01:01:27,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16038 states to 16038 states and 33152 transitions. [2021-06-05 01:01:27,148 INFO L78 Accepts]: Start accepts. Automaton has 16038 states and 33152 transitions. Word has length 120 [2021-06-05 01:01:27,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:01:27,148 INFO L482 AbstractCegarLoop]: Abstraction has 16038 states and 33152 transitions. [2021-06-05 01:01:27,148 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 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) [2021-06-05 01:01:27,148 INFO L276 IsEmpty]: Start isEmpty. Operand 16038 states and 33152 transitions. [2021-06-05 01:01:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:01:27,155 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:01:27,155 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:01:27,155 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 01:01:27,156 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:01:27,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:01:27,156 INFO L82 PathProgramCache]: Analyzing trace with hash 1036658598, now seen corresponding path program 1 times [2021-06-05 01:01:27,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:01:27,156 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106364599] [2021-06-05 01:01:27,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:01:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:01:27,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:01:27,961 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:01:27,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106364599] [2021-06-05 01:01:27,961 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106364599] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:01:27,961 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:01:27,961 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-06-05 01:01:27,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539172168] [2021-06-05 01:01:27,962 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-05 01:01:27,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:01:27,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-05 01:01:27,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2021-06-05 01:01:27,963 INFO L87 Difference]: Start difference. First operand 16038 states and 33152 transitions. Second operand has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 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) [2021-06-05 01:01:29,606 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 51 [2021-06-05 01:01:30,203 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-06-05 01:01:30,603 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 71 [2021-06-05 01:01:30,835 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 76 [2021-06-05 01:01:31,073 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 73 [2021-06-05 01:01:31,828 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-06-05 01:01:31,978 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 84 [2021-06-05 01:01:32,132 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 86 [2021-06-05 01:01:32,273 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 88 [2021-06-05 01:01:32,417 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 88 [2021-06-05 01:01:32,567 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2021-06-05 01:01:32,703 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2021-06-05 01:01:32,844 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 80 [2021-06-05 01:01:33,134 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 92 [2021-06-05 01:01:33,299 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 91 [2021-06-05 01:01:33,492 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2021-06-05 01:01:33,653 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-05 01:01:33,795 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 76 [2021-06-05 01:01:33,974 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 90 [2021-06-05 01:01:34,155 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2021-06-05 01:01:34,367 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-06-05 01:01:34,566 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-06-05 01:01:34,781 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 95 [2021-06-05 01:01:34,987 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 96 [2021-06-05 01:01:35,224 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-06-05 01:01:38,000 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 75 [2021-06-05 01:01:38,177 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 77 [2021-06-05 01:01:39,642 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 73 [2021-06-05 01:01:41,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:01:41,698 INFO L93 Difference]: Finished difference Result 39213 states and 80820 transitions. [2021-06-05 01:01:41,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-06-05 01:01:41,702 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 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 122 [2021-06-05 01:01:41,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:01:41,744 INFO L225 Difference]: With dead ends: 39213 [2021-06-05 01:01:41,745 INFO L226 Difference]: Without dead ends: 39213 [2021-06-05 01:01:41,747 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4268 ImplicationChecksByTransitivity, 9607.0ms TimeCoverageRelationStatistics Valid=2763, Invalid=11279, Unknown=0, NotChecked=0, Total=14042 [2021-06-05 01:01:41,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39213 states. [2021-06-05 01:01:42,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39213 to 25969. [2021-06-05 01:01:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25969 states, 25959 states have (on average 2.0854039061597134) internal successors, (54135), 25968 states have internal predecessors, (54135), 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) [2021-06-05 01:01:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25969 states to 25969 states and 54135 transitions. [2021-06-05 01:01:42,217 INFO L78 Accepts]: Start accepts. Automaton has 25969 states and 54135 transitions. Word has length 122 [2021-06-05 01:01:42,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:01:42,217 INFO L482 AbstractCegarLoop]: Abstraction has 25969 states and 54135 transitions. [2021-06-05 01:01:42,217 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 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) [2021-06-05 01:01:42,217 INFO L276 IsEmpty]: Start isEmpty. Operand 25969 states and 54135 transitions. [2021-06-05 01:01:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:01:42,222 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:01:42,222 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:01:42,222 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 01:01:42,223 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:01:42,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:01:42,223 INFO L82 PathProgramCache]: Analyzing trace with hash 2105949926, now seen corresponding path program 2 times [2021-06-05 01:01:42,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:01:42,223 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661252461] [2021-06-05 01:01:42,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:01:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:01:42,921 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2021-06-05 01:01:43,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:01:43,762 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:01:43,762 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661252461] [2021-06-05 01:01:43,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661252461] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:01:43,762 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:01:43,762 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:01:43,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877723292] [2021-06-05 01:01:43,762 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:01:43,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:01:43,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:01:43,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1556, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:01:43,763 INFO L87 Difference]: Start difference. First operand 25969 states and 54135 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:01:44,974 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2021-06-05 01:01:45,120 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-06-05 01:01:45,274 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2021-06-05 01:01:45,454 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2021-06-05 01:01:45,667 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2021-06-05 01:01:45,868 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2021-06-05 01:01:46,110 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-06-05 01:01:46,323 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2021-06-05 01:01:46,489 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 87 [2021-06-05 01:01:46,644 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-06-05 01:01:46,837 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2021-06-05 01:01:47,359 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 68 [2021-06-05 01:01:47,528 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 70 [2021-06-05 01:01:47,669 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 77 [2021-06-05 01:01:47,828 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 79 [2021-06-05 01:01:48,011 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 72 [2021-06-05 01:01:48,189 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 81 [2021-06-05 01:01:48,387 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2021-06-05 01:01:48,592 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 92 [2021-06-05 01:01:48,800 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 83 [2021-06-05 01:01:49,072 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 94 [2021-06-05 01:01:49,351 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 85 [2021-06-05 01:01:49,570 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 96 [2021-06-05 01:01:49,807 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2021-06-05 01:01:50,031 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 96 [2021-06-05 01:01:50,295 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 98 [2021-06-05 01:01:50,486 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 92 [2021-06-05 01:01:50,752 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 98 [2021-06-05 01:01:50,942 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-06-05 01:01:51,145 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 96 [2021-06-05 01:01:51,360 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-06-05 01:01:51,580 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 95 [2021-06-05 01:01:51,865 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 102 [2021-06-05 01:01:52,206 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 100 [2021-06-05 01:01:52,468 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 97 [2021-06-05 01:01:52,724 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 104 [2021-06-05 01:01:53,002 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 106 [2021-06-05 01:01:53,328 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 102 [2021-06-05 01:01:53,555 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 95 [2021-06-05 01:01:53,846 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 99 [2021-06-05 01:01:54,110 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 97 [2021-06-05 01:01:54,404 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 108 [2021-06-05 01:01:54,734 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 101 [2021-06-05 01:01:55,159 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 110 [2021-06-05 01:01:56,058 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-06-05 01:01:56,281 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 96 [2021-06-05 01:01:56,795 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 98 [2021-06-05 01:01:57,542 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 100 [2021-06-05 01:01:58,201 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 102 [2021-06-05 01:01:58,576 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 104 [2021-06-05 01:02:00,395 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 92 [2021-06-05 01:02:00,594 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 94 [2021-06-05 01:02:00,827 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 93 [2021-06-05 01:02:00,983 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 86 [2021-06-05 01:02:01,168 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 88 [2021-06-05 01:02:01,371 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 90 [2021-06-05 01:02:01,617 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 95 [2021-06-05 01:02:01,908 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 97 [2021-06-05 01:02:02,102 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 92 [2021-06-05 01:02:02,381 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 93 [2021-06-05 01:02:03,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:02:03,468 INFO L93 Difference]: Finished difference Result 37625 states and 77644 transitions. [2021-06-05 01:02:03,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-06-05 01:02:03,469 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:02:03,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:02:03,511 INFO L225 Difference]: With dead ends: 37625 [2021-06-05 01:02:03,511 INFO L226 Difference]: Without dead ends: 37625 [2021-06-05 01:02:03,514 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4635 ImplicationChecksByTransitivity, 16281.1ms TimeCoverageRelationStatistics Valid=3265, Invalid=14027, Unknown=0, NotChecked=0, Total=17292 [2021-06-05 01:02:03,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37625 states. [2021-06-05 01:02:03,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37625 to 26139. [2021-06-05 01:02:03,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26139 states, 26129 states have (on average 2.085422327681886) internal successors, (54490), 26138 states have internal predecessors, (54490), 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) [2021-06-05 01:02:03,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26139 states to 26139 states and 54490 transitions. [2021-06-05 01:02:03,981 INFO L78 Accepts]: Start accepts. Automaton has 26139 states and 54490 transitions. Word has length 122 [2021-06-05 01:02:03,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:02:03,981 INFO L482 AbstractCegarLoop]: Abstraction has 26139 states and 54490 transitions. [2021-06-05 01:02:03,981 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:02:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 26139 states and 54490 transitions. [2021-06-05 01:02:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:02:03,987 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:02:03,987 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:02:03,987 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 01:02:03,988 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:02:03,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:02:03,988 INFO L82 PathProgramCache]: Analyzing trace with hash 807892394, now seen corresponding path program 3 times [2021-06-05 01:02:03,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:02:03,988 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100770923] [2021-06-05 01:02:03,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:02:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:02:05,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:02:05,831 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:02:05,831 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100770923] [2021-06-05 01:02:05,831 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100770923] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:02:05,831 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:02:05,831 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:02:05,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903464208] [2021-06-05 01:02:05,832 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:02:05,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:02:05,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:02:05,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:02:05,832 INFO L87 Difference]: Start difference. First operand 26139 states and 54490 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:02:06,694 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:02:06,947 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:02:07,122 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:02:07,292 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:02:07,495 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:02:07,719 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:02:07,993 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:02:08,246 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 01:02:08,494 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:02:08,785 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:02:09,034 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:02:09,243 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:02:09,549 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:02:09,759 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:02:09,969 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:02:10,197 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:02:10,451 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:02:10,728 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:02:11,071 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:02:11,425 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:02:11,631 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:02:11,825 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:02:12,058 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:02:12,230 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:02:12,431 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:02:12,654 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:02:13,106 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 01:02:13,350 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:02:13,738 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-06-05 01:02:14,028 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:02:14,359 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-06-05 01:02:14,599 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:02:14,912 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 01:02:15,268 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:02:15,725 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-06-05 01:02:16,196 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-05 01:02:16,486 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:02:17,085 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-06-05 01:02:17,535 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-06-05 01:02:17,925 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 01:02:18,371 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 148 [2021-06-05 01:02:18,682 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-06-05 01:02:19,091 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-06-05 01:02:19,389 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-06-05 01:02:19,709 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 01:02:20,156 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-05 01:02:20,493 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-05 01:02:20,908 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-06-05 01:02:21,365 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-06-05 01:02:21,670 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-06-05 01:02:22,164 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 141 [2021-06-05 01:02:22,693 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 154 [2021-06-05 01:02:22,875 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-05 01:02:23,283 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 01:02:23,532 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 01:02:23,805 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 01:02:24,146 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 01:02:24,489 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 01:02:24,911 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:02:26,039 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 157 [2021-06-05 01:02:26,398 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 01:02:26,902 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-05 01:02:27,259 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-06-05 01:02:27,815 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 161 [2021-06-05 01:02:28,283 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-05 01:02:31,396 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-05 01:02:31,794 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 135 [2021-06-05 01:02:32,257 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-05 01:02:32,661 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-06-05 01:02:33,067 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-06-05 01:02:34,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:02:34,258 INFO L93 Difference]: Finished difference Result 35998 states and 74343 transitions. [2021-06-05 01:02:34,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-05 01:02:34,259 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:02:34,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:02:34,293 INFO L225 Difference]: With dead ends: 35998 [2021-06-05 01:02:34,293 INFO L226 Difference]: Without dead ends: 35998 [2021-06-05 01:02:34,295 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4053 ImplicationChecksByTransitivity, 23461.7ms TimeCoverageRelationStatistics Valid=3062, Invalid=13194, Unknown=0, NotChecked=0, Total=16256 [2021-06-05 01:02:34,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35998 states. [2021-06-05 01:02:34,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35998 to 26257. [2021-06-05 01:02:34,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26257 states, 26247 states have (on average 2.0851525888672993) internal successors, (54729), 26256 states have internal predecessors, (54729), 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) [2021-06-05 01:02:34,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26257 states to 26257 states and 54729 transitions. [2021-06-05 01:02:34,711 INFO L78 Accepts]: Start accepts. Automaton has 26257 states and 54729 transitions. Word has length 122 [2021-06-05 01:02:34,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:02:34,711 INFO L482 AbstractCegarLoop]: Abstraction has 26257 states and 54729 transitions. [2021-06-05 01:02:34,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:02:34,711 INFO L276 IsEmpty]: Start isEmpty. Operand 26257 states and 54729 transitions. [2021-06-05 01:02:34,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:02:34,716 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:02:34,717 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:02:34,717 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-05 01:02:34,717 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:02:34,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:02:34,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1808874022, now seen corresponding path program 4 times [2021-06-05 01:02:34,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:02:34,717 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047044844] [2021-06-05 01:02:34,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:02:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:02:36,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:02:36,210 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:02:36,210 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047044844] [2021-06-05 01:02:36,210 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047044844] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:02:36,210 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:02:36,210 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:02:36,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155052330] [2021-06-05 01:02:36,211 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:02:36,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:02:36,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:02:36,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:02:36,212 INFO L87 Difference]: Start difference. First operand 26257 states and 54729 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:02:37,207 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:02:37,447 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:02:37,606 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:02:37,777 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:02:37,982 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:02:38,211 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:02:38,446 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:02:38,720 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-05 01:02:38,972 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:02:39,250 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:02:39,502 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:02:39,710 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:02:39,961 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:02:40,144 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:02:40,341 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:02:40,596 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:02:40,844 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:02:41,120 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:02:41,449 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:02:41,784 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:02:41,980 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:02:42,169 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:02:42,384 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:02:42,552 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:02:42,748 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:02:42,963 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:02:43,325 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 01:02:43,566 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:02:43,972 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-05 01:02:44,259 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:02:44,580 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 01:02:44,820 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:02:45,132 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 01:02:45,479 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:02:45,901 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-06-05 01:02:46,317 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-05 01:02:46,607 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 01:02:47,160 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-05 01:02:47,558 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-06-05 01:02:47,946 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:02:48,347 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-06-05 01:02:48,653 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 121 [2021-06-05 01:02:49,025 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 134 [2021-06-05 01:02:49,321 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:02:49,613 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 01:02:50,015 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 147 [2021-06-05 01:02:50,405 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 01:02:50,725 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 115 [2021-06-05 01:02:51,088 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-05 01:02:51,579 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 01:02:51,870 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 01:02:52,238 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-06-05 01:02:52,611 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 141 [2021-06-05 01:02:53,143 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-05 01:02:54,803 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:02:55,178 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 01:02:55,630 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 142 [2021-06-05 01:02:58,515 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 01:02:58,853 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 01:02:59,255 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:02:59,614 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 01:03:00,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:03:00,577 INFO L93 Difference]: Finished difference Result 35603 states and 73536 transitions. [2021-06-05 01:03:00,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-05 01:03:00,577 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:03:00,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:03:00,612 INFO L225 Difference]: With dead ends: 35603 [2021-06-05 01:03:00,612 INFO L226 Difference]: Without dead ends: 35603 [2021-06-05 01:03:00,614 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3251 ImplicationChecksByTransitivity, 19888.3ms TimeCoverageRelationStatistics Valid=2823, Invalid=11697, Unknown=0, NotChecked=0, Total=14520 [2021-06-05 01:03:00,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35603 states. [2021-06-05 01:03:00,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35603 to 26254. [2021-06-05 01:03:01,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26254 states, 26244 states have (on average 2.0851623228166436) internal successors, (54723), 26253 states have internal predecessors, (54723), 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) [2021-06-05 01:03:01,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26254 states to 26254 states and 54723 transitions. [2021-06-05 01:03:01,042 INFO L78 Accepts]: Start accepts. Automaton has 26254 states and 54723 transitions. Word has length 122 [2021-06-05 01:03:01,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:03:01,042 INFO L482 AbstractCegarLoop]: Abstraction has 26254 states and 54723 transitions. [2021-06-05 01:03:01,042 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:03:01,042 INFO L276 IsEmpty]: Start isEmpty. Operand 26254 states and 54723 transitions. [2021-06-05 01:03:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:03:01,047 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:03:01,047 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:03:01,047 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 01:03:01,047 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:03:01,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:03:01,047 INFO L82 PathProgramCache]: Analyzing trace with hash -651221718, now seen corresponding path program 5 times [2021-06-05 01:03:01,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:03:01,048 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416636473] [2021-06-05 01:03:01,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:03:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:03:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:03:02,615 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:03:02,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416636473] [2021-06-05 01:03:02,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416636473] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:03:02,615 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:03:02,615 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:03:02,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727026358] [2021-06-05 01:03:02,616 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:03:02,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:03:02,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:03:02,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:03:02,616 INFO L87 Difference]: Start difference. First operand 26254 states and 54723 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:03:03,467 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:03:03,702 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:03:03,849 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:03:04,067 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:03:04,263 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:03:04,468 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:03:04,690 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:03:04,937 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 01:03:05,181 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:03:05,456 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:03:05,715 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:03:05,926 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:03:06,183 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:03:06,378 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:03:06,580 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:03:06,807 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:03:07,072 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:03:07,350 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:03:07,725 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:03:08,085 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:03:08,301 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:03:08,492 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:03:08,708 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:03:08,872 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:03:09,076 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:03:09,292 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:03:09,661 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 01:03:09,898 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:03:10,277 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-06-05 01:03:10,570 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:03:10,926 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-06-05 01:03:11,165 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:03:11,482 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 01:03:11,821 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:03:12,319 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-06-05 01:03:12,759 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-05 01:03:13,040 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:03:13,648 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-06-05 01:03:14,117 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-06-05 01:03:14,595 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 152 [2021-06-05 01:03:15,039 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 01:03:15,541 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-06-05 01:03:15,849 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-06-05 01:03:16,250 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-06-05 01:03:16,568 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-06-05 01:03:16,856 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 01:03:17,278 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-06-05 01:03:17,702 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-06-05 01:03:18,010 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-05 01:03:18,412 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-05 01:03:18,936 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-05 01:03:19,241 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-06-05 01:03:19,641 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-05 01:03:20,029 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-06-05 01:03:20,667 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 143 [2021-06-05 01:03:21,244 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 01:03:21,499 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 01:03:21,769 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 01:03:22,133 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 01:03:22,479 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 01:03:22,904 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:03:24,010 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-06-05 01:03:24,350 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 01:03:24,797 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-05 01:03:25,145 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-06-05 01:03:25,633 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-05 01:03:25,976 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-05 01:03:29,085 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-06-05 01:03:29,474 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-05 01:03:29,913 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-06-05 01:03:30,307 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-06-05 01:03:30,716 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-06-05 01:03:31,216 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 139 [2021-06-05 01:03:32,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:03:32,404 INFO L93 Difference]: Finished difference Result 35610 states and 73549 transitions. [2021-06-05 01:03:32,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-05 01:03:32,405 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:03:32,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:03:32,440 INFO L225 Difference]: With dead ends: 35610 [2021-06-05 01:03:32,441 INFO L226 Difference]: Without dead ends: 35610 [2021-06-05 01:03:32,441 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4711 ImplicationChecksByTransitivity, 24314.3ms TimeCoverageRelationStatistics Valid=3400, Invalid=14960, Unknown=0, NotChecked=0, Total=18360 [2021-06-05 01:03:32,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35610 states. [2021-06-05 01:03:32,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35610 to 26253. [2021-06-05 01:03:32,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26253 states, 26243 states have (on average 2.08516556796098) internal successors, (54721), 26252 states have internal predecessors, (54721), 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) [2021-06-05 01:03:32,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26253 states to 26253 states and 54721 transitions. [2021-06-05 01:03:32,839 INFO L78 Accepts]: Start accepts. Automaton has 26253 states and 54721 transitions. Word has length 122 [2021-06-05 01:03:32,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:03:32,839 INFO L482 AbstractCegarLoop]: Abstraction has 26253 states and 54721 transitions. [2021-06-05 01:03:32,839 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:03:32,839 INFO L276 IsEmpty]: Start isEmpty. Operand 26253 states and 54721 transitions. [2021-06-05 01:03:32,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:03:32,844 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:03:32,844 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:03:32,844 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 01:03:32,844 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:03:32,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:03:32,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1114706582, now seen corresponding path program 6 times [2021-06-05 01:03:32,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:03:32,844 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170080940] [2021-06-05 01:03:32,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:03:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:03:33,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:03:33,906 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:03:33,906 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170080940] [2021-06-05 01:03:33,906 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170080940] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:03:33,906 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:03:33,906 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 01:03:33,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33168803] [2021-06-05 01:03:33,906 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 01:03:33,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:03:33,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 01:03:33,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 01:03:33,907 INFO L87 Difference]: Start difference. First operand 26253 states and 54721 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:03:34,565 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:03:34,725 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 01:03:34,904 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 01:03:35,051 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:03:35,198 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 01:03:35,366 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 01:03:35,563 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 01:03:35,791 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 01:03:36,022 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 01:03:36,279 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 01:03:36,545 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 01:03:36,842 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 01:03:37,093 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-05 01:03:37,354 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-05 01:03:37,727 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 01:03:38,006 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-05 01:03:38,250 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-05 01:03:38,521 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-05 01:03:38,866 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 01:03:39,196 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-05 01:03:39,494 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-05 01:03:39,855 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 01:03:40,083 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-05 01:03:40,411 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-05 01:03:40,653 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-05 01:03:40,960 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-05 01:03:41,165 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 01:03:41,527 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 01:03:41,894 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 01:03:42,125 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 01:03:42,335 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-05 01:03:42,604 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 01:03:42,841 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-05 01:03:43,229 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 01:03:43,529 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-05 01:03:43,795 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-05 01:03:44,226 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-05 01:03:44,623 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:03:44,965 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 01:03:45,314 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 01:03:45,592 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 01:03:45,905 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-05 01:03:46,237 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:03:46,650 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-05 01:03:46,990 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-05 01:03:47,353 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-05 01:03:47,796 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-05 01:03:48,182 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-05 01:03:48,715 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-06-05 01:03:49,090 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-05 01:03:49,416 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 01:03:49,869 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 01:03:50,267 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-05 01:03:50,696 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-05 01:03:51,306 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 01:03:51,722 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-05 01:03:52,185 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-06-05 01:03:52,668 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-05 01:03:53,131 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-06-05 01:03:53,643 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 01:03:54,197 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:03:54,556 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 01:03:54,947 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-05 01:03:55,300 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 01:03:55,657 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:03:56,061 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-05 01:03:56,424 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:03:56,776 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:03:57,154 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 01:03:57,528 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 01:03:58,040 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 01:03:58,439 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:03:58,774 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:03:59,156 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 01:03:59,528 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:03:59,970 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 01:04:00,423 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-06-05 01:04:00,981 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-05 01:04:01,242 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-05 01:04:01,569 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-05 01:04:02,023 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-05 01:04:02,426 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 01:04:02,917 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-05 01:04:03,874 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 01:04:04,352 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-05 01:04:04,783 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-06-05 01:04:05,227 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:04:05,651 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 01:04:06,137 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-06-05 01:04:08,128 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 01:04:08,407 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 01:04:08,721 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 01:04:08,941 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-05 01:04:09,204 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-05 01:04:09,544 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-05 01:04:09,921 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 01:04:10,337 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:04:10,614 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-05 01:04:10,976 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-05 01:04:11,381 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 01:04:11,989 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-05 01:04:12,559 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:04:12,933 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:04:13,278 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:04:13,648 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 01:04:14,007 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:04:14,386 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 01:04:14,772 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:04:15,145 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:04:15,497 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 01:04:15,867 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:04:16,246 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 01:04:16,650 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 01:04:17,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:04:17,506 INFO L93 Difference]: Finished difference Result 36520 states and 75401 transitions. [2021-06-05 01:04:17,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-06-05 01:04:17,507 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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 122 [2021-06-05 01:04:17,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:04:17,543 INFO L225 Difference]: With dead ends: 36520 [2021-06-05 01:04:17,543 INFO L226 Difference]: Without dead ends: 36520 [2021-06-05 01:04:17,544 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8711 ImplicationChecksByTransitivity, 38900.7ms TimeCoverageRelationStatistics Valid=5989, Invalid=23767, Unknown=0, NotChecked=0, Total=29756 [2021-06-05 01:04:17,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36520 states. [2021-06-05 01:04:17,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36520 to 26268. [2021-06-05 01:04:17,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26268 states, 26258 states have (on average 2.085116916749181) internal successors, (54751), 26267 states have internal predecessors, (54751), 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) [2021-06-05 01:04:17,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26268 states to 26268 states and 54751 transitions. [2021-06-05 01:04:17,960 INFO L78 Accepts]: Start accepts. Automaton has 26268 states and 54751 transitions. Word has length 122 [2021-06-05 01:04:17,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:04:17,960 INFO L482 AbstractCegarLoop]: Abstraction has 26268 states and 54751 transitions. [2021-06-05 01:04:17,960 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:04:17,960 INFO L276 IsEmpty]: Start isEmpty. Operand 26268 states and 54751 transitions. [2021-06-05 01:04:17,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:04:17,964 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:04:17,964 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:04:17,964 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 01:04:17,965 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:04:17,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:04:17,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1255983104, now seen corresponding path program 7 times [2021-06-05 01:04:17,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:04:17,965 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539988136] [2021-06-05 01:04:17,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:04:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:04:19,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:04:19,051 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:04:19,051 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539988136] [2021-06-05 01:04:19,051 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539988136] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:04:19,051 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:04:19,051 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 01:04:19,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976103661] [2021-06-05 01:04:19,052 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 01:04:19,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:04:19,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 01:04:19,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 01:04:19,052 INFO L87 Difference]: Start difference. First operand 26268 states and 54751 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:04:19,670 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:04:19,832 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 01:04:20,016 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 01:04:20,155 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:04:20,306 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 01:04:20,478 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 01:04:20,674 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 01:04:20,913 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 01:04:21,211 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 01:04:21,451 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 01:04:21,731 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 01:04:22,091 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 01:04:22,439 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 01:04:22,800 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 01:04:23,019 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-05 01:04:23,234 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-05 01:04:23,477 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-05 01:04:23,657 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-05 01:04:23,869 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-05 01:04:24,109 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-05 01:04:24,583 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 01:04:24,879 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-05 01:04:25,322 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:04:25,648 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 01:04:25,999 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 01:04:26,271 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-05 01:04:26,602 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 01:04:26,955 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-05 01:04:27,400 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-05 01:04:27,913 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-06-05 01:04:28,246 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-05 01:04:28,697 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 01:04:29,244 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 01:04:29,662 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-06-05 01:04:30,105 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-06-05 01:04:30,547 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 170 [2021-06-05 01:04:31,036 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 01:04:31,505 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:04:31,837 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:04:32,248 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-05 01:04:32,577 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:04:32,876 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 01:04:33,276 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-05 01:04:33,688 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-06-05 01:04:34,044 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:04:34,363 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-06-05 01:04:34,723 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 01:04:35,265 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 01:04:35,594 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 01:04:35,998 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 01:04:36,375 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:04:36,865 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-05 01:04:37,279 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-06-05 01:04:37,711 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 159 [2021-06-05 01:04:38,780 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-06-05 01:04:39,323 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-05 01:04:39,714 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:04:40,195 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-06-05 01:04:40,712 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 162 [2021-06-05 01:04:43,493 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:04:43,847 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 01:04:44,254 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:04:44,728 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-05 01:04:45,084 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:04:45,459 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:04:45,885 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 01:04:46,307 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 160 [2021-06-05 01:04:47,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:04:47,278 INFO L93 Difference]: Finished difference Result 36221 states and 74790 transitions. [2021-06-05 01:04:47,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-05 01:04:47,278 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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 122 [2021-06-05 01:04:47,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:04:47,315 INFO L225 Difference]: With dead ends: 36221 [2021-06-05 01:04:47,315 INFO L226 Difference]: Without dead ends: 36221 [2021-06-05 01:04:47,316 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3414 ImplicationChecksByTransitivity, 23737.9ms TimeCoverageRelationStatistics Valid=3287, Invalid=11475, Unknown=0, NotChecked=0, Total=14762 [2021-06-05 01:04:47,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36221 states. [2021-06-05 01:04:47,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36221 to 26268. [2021-06-05 01:04:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26268 states, 26258 states have (on average 2.085116916749181) internal successors, (54751), 26267 states have internal predecessors, (54751), 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) [2021-06-05 01:04:47,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26268 states to 26268 states and 54751 transitions. [2021-06-05 01:04:47,721 INFO L78 Accepts]: Start accepts. Automaton has 26268 states and 54751 transitions. Word has length 122 [2021-06-05 01:04:47,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:04:47,722 INFO L482 AbstractCegarLoop]: Abstraction has 26268 states and 54751 transitions. [2021-06-05 01:04:47,722 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:04:47,722 INFO L276 IsEmpty]: Start isEmpty. Operand 26268 states and 54751 transitions. [2021-06-05 01:04:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:04:47,726 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:04:47,726 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:04:47,726 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-05 01:04:47,726 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:04:47,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:04:47,727 INFO L82 PathProgramCache]: Analyzing trace with hash 2147068070, now seen corresponding path program 8 times [2021-06-05 01:04:47,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:04:47,727 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95927574] [2021-06-05 01:04:47,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:04:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:04:48,174 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2021-06-05 01:04:48,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:04:48,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:04:48,846 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95927574] [2021-06-05 01:04:48,846 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95927574] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:04:48,846 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:04:48,846 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 01:04:48,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014791425] [2021-06-05 01:04:48,846 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 01:04:48,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:04:48,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 01:04:48,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1117, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 01:04:48,847 INFO L87 Difference]: Start difference. First operand 26268 states and 54751 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:04:49,425 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-06-05 01:04:49,586 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2021-06-05 01:04:49,765 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2021-06-05 01:04:49,895 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-06-05 01:04:50,040 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-06-05 01:04:50,207 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2021-06-05 01:04:50,412 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 94 [2021-06-05 01:04:50,650 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2021-06-05 01:04:50,801 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 79 [2021-06-05 01:04:50,974 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 83 [2021-06-05 01:04:51,168 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 87 [2021-06-05 01:04:51,379 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-06-05 01:04:51,614 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 97 [2021-06-05 01:04:51,784 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 89 [2021-06-05 01:04:51,978 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 93 [2021-06-05 01:04:52,279 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 104 [2021-06-05 01:04:52,519 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 99 [2021-06-05 01:04:52,710 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 95 [2021-06-05 01:04:52,922 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 99 [2021-06-05 01:04:53,206 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 106 [2021-06-05 01:04:53,451 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 103 [2021-06-05 01:04:53,691 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 105 [2021-06-05 01:04:53,986 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 110 [2021-06-05 01:04:54,202 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 95 [2021-06-05 01:04:54,464 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 109 [2021-06-05 01:04:54,653 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2021-06-05 01:04:54,884 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 103 [2021-06-05 01:04:55,044 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-06-05 01:04:55,353 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-06-05 01:04:55,654 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:04:55,832 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-06-05 01:04:55,990 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 91 [2021-06-05 01:04:56,224 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-06-05 01:04:56,407 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 95 [2021-06-05 01:04:56,725 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 111 [2021-06-05 01:04:56,956 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 107 [2021-06-05 01:04:57,164 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 99 [2021-06-05 01:04:57,503 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-06-05 01:04:57,803 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 119 [2021-06-05 01:04:58,085 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-05 01:04:58,372 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-06-05 01:04:58,595 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-06-05 01:04:58,914 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 119 [2021-06-05 01:04:59,143 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 105 [2021-06-05 01:04:59,400 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:04:59,836 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-06-05 01:05:00,141 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-06-05 01:05:00,407 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 110 [2021-06-05 01:05:00,843 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 01:05:01,192 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-06-05 01:05:01,455 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-06-05 01:05:01,823 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 125 [2021-06-05 01:05:02,147 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-05 01:05:02,472 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 114 [2021-06-05 01:05:02,956 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 01:05:03,304 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-06-05 01:05:03,830 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 131 [2021-06-05 01:05:04,338 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 01:05:04,787 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:05:05,122 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 01:05:05,407 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 01:05:05,756 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-05 01:05:06,064 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 01:05:06,362 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 117 [2021-06-05 01:05:06,732 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-06-05 01:05:07,221 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-06-05 01:05:07,535 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 01:05:07,847 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-06-05 01:05:08,280 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 125 [2021-06-05 01:05:08,817 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 94 [2021-06-05 01:05:09,025 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 98 [2021-06-05 01:05:09,293 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 104 [2021-06-05 01:05:09,671 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 108 [2021-06-05 01:05:10,006 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-06-05 01:05:10,393 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 117 [2021-06-05 01:05:11,195 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 120 [2021-06-05 01:05:11,624 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 01:05:11,961 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 01:05:12,341 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-05 01:05:13,890 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-06-05 01:05:14,092 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-06-05 01:05:14,312 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-06-05 01:05:14,468 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 87 [2021-06-05 01:05:14,667 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 91 [2021-06-05 01:05:14,906 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:05:15,184 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-06-05 01:05:15,535 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:05:15,767 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 101 [2021-06-05 01:05:16,072 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 01:05:16,374 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-06-05 01:05:16,978 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 110 [2021-06-05 01:05:17,486 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 01:05:17,787 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 01:05:18,081 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-06-05 01:05:18,374 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-06-05 01:05:18,707 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-06-05 01:05:19,013 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 01:05:19,317 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-05 01:05:19,679 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-05 01:05:20,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:05:20,376 INFO L93 Difference]: Finished difference Result 35693 states and 73715 transitions. [2021-06-05 01:05:20,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-05 01:05:20,376 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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 122 [2021-06-05 01:05:20,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:05:20,415 INFO L225 Difference]: With dead ends: 35693 [2021-06-05 01:05:20,416 INFO L226 Difference]: Without dead ends: 35693 [2021-06-05 01:05:20,417 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7194 ImplicationChecksByTransitivity, 27443.7ms TimeCoverageRelationStatistics Valid=4635, Invalid=20171, Unknown=0, NotChecked=0, Total=24806 [2021-06-05 01:05:20,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35693 states. [2021-06-05 01:05:20,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35693 to 26288. [2021-06-05 01:05:20,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26288 states, 26278 states have (on average 2.085052134865667) internal successors, (54791), 26287 states have internal predecessors, (54791), 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) [2021-06-05 01:05:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-06-05 01:05:20,929 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-06-05 01:05:20,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:05:20,929 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-06-05 01:05:20,929 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:05:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-06-05 01:05:20,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:05:20,934 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:05:20,934 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:05:20,934 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-05 01:05:20,934 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:05:20,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:05:20,934 INFO L82 PathProgramCache]: Analyzing trace with hash 1853400264, now seen corresponding path program 9 times [2021-06-05 01:05:20,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:05:20,934 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428926996] [2021-06-05 01:05:20,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:05:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:05:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:05:22,029 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:05:22,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428926996] [2021-06-05 01:05:22,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428926996] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:05:22,029 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:05:22,029 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 01:05:22,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097330365] [2021-06-05 01:05:22,030 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 01:05:22,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:05:22,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 01:05:22,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 01:05:22,030 INFO L87 Difference]: Start difference. First operand 26288 states and 54791 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:05:22,670 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:05:22,833 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 01:05:23,015 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 01:05:23,159 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:05:23,308 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 01:05:23,482 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 01:05:23,680 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 01:05:23,909 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 01:05:24,144 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 01:05:24,386 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 01:05:24,659 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 01:05:25,016 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 01:05:25,242 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-05 01:05:25,506 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-05 01:05:25,843 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 01:05:26,138 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-05 01:05:26,402 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-05 01:05:26,672 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-05 01:05:27,035 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 01:05:27,359 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-05 01:05:27,676 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-05 01:05:28,037 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 01:05:28,293 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-05 01:05:28,641 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-05 01:05:28,935 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-05 01:05:29,225 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-05 01:05:29,430 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 01:05:29,828 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 01:05:30,206 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 01:05:30,440 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 01:05:30,651 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-05 01:05:30,905 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 01:05:31,141 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-05 01:05:31,528 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 01:05:31,826 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-05 01:05:32,110 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-05 01:05:32,540 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-05 01:05:32,955 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:05:33,324 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 01:05:33,709 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 01:05:34,008 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 01:05:34,402 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-06-05 01:05:34,693 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-05 01:05:35,019 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:05:35,539 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-05 01:05:35,896 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-05 01:05:36,257 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-05 01:05:36,709 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-05 01:05:36,885 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2021-06-05 01:05:37,301 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-05 01:05:37,636 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 01:05:38,084 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-06-05 01:05:38,535 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-06-05 01:05:38,955 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-05 01:05:39,305 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-05 01:05:39,906 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-05 01:05:40,335 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-05 01:05:40,908 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-06-05 01:05:41,376 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 163 [2021-06-05 01:05:41,940 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 01:05:42,444 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 01:05:42,843 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 01:05:43,183 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:05:43,584 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-06-05 01:05:44,034 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-06-05 01:05:44,388 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:05:44,798 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 01:05:45,207 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:05:45,746 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:05:46,133 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 01:05:46,523 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-05 01:05:47,068 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-05 01:05:47,502 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-06-05 01:05:47,926 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-05 01:05:48,509 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-05 01:05:48,783 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-05 01:05:49,146 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-05 01:05:49,631 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-05 01:05:50,039 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 01:05:50,504 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-05 01:05:50,846 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-06-05 01:05:51,361 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 01:05:51,798 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-06-05 01:05:52,259 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 01:05:52,748 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 149 [2021-06-05 01:05:53,335 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-06-05 01:05:53,627 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2021-06-05 01:05:55,308 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 01:05:55,572 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 01:05:55,868 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 01:05:56,067 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-05 01:05:56,304 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-05 01:05:56,629 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-05 01:05:56,981 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 01:05:57,409 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:05:57,735 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-05 01:05:58,109 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-05 01:05:58,475 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 01:05:59,120 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-05 01:05:59,697 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:06:00,061 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:06:00,417 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:06:00,762 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 01:06:01,134 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-05 01:06:01,599 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-05 01:06:01,947 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 01:06:02,309 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 01:06:02,744 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-06-05 01:06:03,142 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 153 [2021-06-05 01:06:04,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:06:04,118 INFO L93 Difference]: Finished difference Result 36553 states and 75473 transitions. [2021-06-05 01:06:04,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-05 01:06:04,119 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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 122 [2021-06-05 01:06:04,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:06:04,155 INFO L225 Difference]: With dead ends: 36553 [2021-06-05 01:06:04,156 INFO L226 Difference]: Without dead ends: 36553 [2021-06-05 01:06:04,157 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8067 ImplicationChecksByTransitivity, 37015.2ms TimeCoverageRelationStatistics Valid=5566, Invalid=22490, Unknown=0, NotChecked=0, Total=28056 [2021-06-05 01:06:04,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36553 states. [2021-06-05 01:06:04,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36553 to 26291. [2021-06-05 01:06:04,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26291 states, 26281 states have (on average 2.0850424260872873) internal successors, (54797), 26290 states have internal predecessors, (54797), 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) [2021-06-05 01:06:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26291 states to 26291 states and 54797 transitions. [2021-06-05 01:06:04,556 INFO L78 Accepts]: Start accepts. Automaton has 26291 states and 54797 transitions. Word has length 122 [2021-06-05 01:06:04,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:06:04,556 INFO L482 AbstractCegarLoop]: Abstraction has 26291 states and 54797 transitions. [2021-06-05 01:06:04,556 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:06:04,556 INFO L276 IsEmpty]: Start isEmpty. Operand 26291 states and 54797 transitions. [2021-06-05 01:06:04,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:06:04,560 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:06:04,561 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:06:04,561 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-05 01:06:04,561 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:06:04,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:06:04,561 INFO L82 PathProgramCache]: Analyzing trace with hash -106435492, now seen corresponding path program 10 times [2021-06-05 01:06:04,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:06:04,561 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967889826] [2021-06-05 01:06:04,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:06:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:06:05,197 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2021-06-05 01:06:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:06:05,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:06:05,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967889826] [2021-06-05 01:06:05,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967889826] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:06:05,645 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:06:05,645 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 01:06:05,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727631952] [2021-06-05 01:06:05,645 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 01:06:05,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:06:05,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 01:06:05,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 01:06:05,646 INFO L87 Difference]: Start difference. First operand 26291 states and 54797 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:06:06,266 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:06:06,432 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 01:06:06,612 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 01:06:06,752 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:06:06,933 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 01:06:07,110 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 01:06:07,324 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 01:06:07,559 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 01:06:07,794 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 01:06:08,035 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 01:06:08,305 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 01:06:08,599 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 01:06:08,953 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 01:06:09,349 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 01:06:09,580 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-05 01:06:09,797 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-05 01:06:10,037 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-05 01:06:10,213 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-05 01:06:10,424 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-05 01:06:10,656 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-05 01:06:11,033 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 01:06:11,305 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-05 01:06:11,696 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:06:12,005 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 01:06:12,357 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 01:06:12,620 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-05 01:06:13,009 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-06-05 01:06:13,363 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 01:06:13,807 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-05 01:06:14,314 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-05 01:06:14,771 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-06-05 01:06:15,455 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 173 [2021-06-05 01:06:15,631 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:06:15,955 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 01:06:16,385 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:06:16,724 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:06:17,064 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 01:06:17,421 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-05 01:06:17,840 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 166 [2021-06-05 01:06:18,156 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-06-05 01:06:18,485 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 01:06:18,630 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-06-05 01:06:19,020 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-05 01:06:19,507 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-06-05 01:06:19,968 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 162 [2021-06-05 01:06:20,139 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-06-05 01:06:21,067 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 96 [2021-06-05 01:06:21,236 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-06-05 01:06:21,890 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 165 [2021-06-05 01:06:23,945 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-06-05 01:06:24,882 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-06-05 01:06:25,438 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-06-05 01:06:26,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:06:26,629 INFO L93 Difference]: Finished difference Result 35854 states and 74047 transitions. [2021-06-05 01:06:26,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-05 01:06:26,630 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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 122 [2021-06-05 01:06:26,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:06:26,667 INFO L225 Difference]: With dead ends: 35854 [2021-06-05 01:06:26,667 INFO L226 Difference]: Without dead ends: 35854 [2021-06-05 01:06:26,668 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2156 ImplicationChecksByTransitivity, 16054.7ms TimeCoverageRelationStatistics Valid=2245, Invalid=8057, Unknown=0, NotChecked=0, Total=10302 [2021-06-05 01:06:26,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35854 states. [2021-06-05 01:06:27,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35854 to 26288. [2021-06-05 01:06:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26288 states, 26278 states have (on average 2.085052134865667) internal successors, (54791), 26287 states have internal predecessors, (54791), 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) [2021-06-05 01:06:27,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-06-05 01:06:27,062 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-06-05 01:06:27,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:06:27,062 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-06-05 01:06:27,062 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:06:27,062 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-06-05 01:06:27,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:06:27,066 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:06:27,066 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:06:27,066 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-05 01:06:27,066 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:06:27,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:06:27,067 INFO L82 PathProgramCache]: Analyzing trace with hash -863300320, now seen corresponding path program 11 times [2021-06-05 01:06:27,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:06:27,067 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195765970] [2021-06-05 01:06:27,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:06:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:06:28,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:06:28,629 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:06:28,629 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195765970] [2021-06-05 01:06:28,629 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195765970] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:06:28,629 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:06:28,629 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:06:28,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140467949] [2021-06-05 01:06:28,629 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:06:28,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:06:28,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:06:28,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:06:28,630 INFO L87 Difference]: Start difference. First operand 26288 states and 54791 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:06:29,544 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:06:29,777 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:06:29,923 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:06:30,085 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:06:30,281 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:06:30,484 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:06:30,706 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:06:30,950 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 01:06:31,192 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:06:31,461 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:06:31,708 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:06:31,912 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:06:32,160 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:06:32,345 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:06:32,544 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:06:32,766 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:06:33,020 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:06:33,297 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:06:33,694 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:06:34,046 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:06:34,251 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:06:34,445 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:06:34,666 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:06:34,838 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:06:35,036 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:06:35,252 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:06:35,651 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 01:06:35,891 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:06:36,224 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:06:36,467 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:06:36,791 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 01:06:37,217 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 01:06:37,509 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:06:38,006 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-06-05 01:06:38,485 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-06-05 01:06:38,801 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:06:39,288 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-06-05 01:06:39,851 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-05 01:06:40,320 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 151 [2021-06-05 01:06:40,734 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-05 01:06:41,190 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-06-05 01:06:41,625 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-05 01:06:42,219 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 135 [2021-06-05 01:06:42,545 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 01:06:43,028 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-06-05 01:06:43,483 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 143 [2021-06-05 01:06:43,840 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-05 01:06:44,256 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 139 [2021-06-05 01:06:44,625 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-06-05 01:06:44,993 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 136 [2021-06-05 01:06:45,277 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 01:06:45,694 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-05 01:06:46,059 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 01:06:46,402 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-05 01:06:46,835 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-05 01:06:47,202 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-06-05 01:06:47,566 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-06-05 01:06:47,998 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 141 [2021-06-05 01:06:48,503 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 154 [2021-06-05 01:06:49,040 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 01:06:49,290 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 01:06:49,557 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 01:06:49,895 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 01:06:50,237 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 01:06:50,698 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:06:51,637 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-06-05 01:06:52,167 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-05 01:06:52,603 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-06-05 01:06:52,919 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 01:06:53,265 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 01:06:53,698 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 148 [2021-06-05 01:06:54,068 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 138 [2021-06-05 01:06:54,646 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 161 [2021-06-05 01:06:57,869 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-06-05 01:06:58,256 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 01:06:58,730 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-06-05 01:06:59,168 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-05 01:06:59,566 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-06-05 01:07:00,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:07:00,665 INFO L93 Difference]: Finished difference Result 37017 states and 76404 transitions. [2021-06-05 01:07:00,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-05 01:07:00,665 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:07:00,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:07:00,701 INFO L225 Difference]: With dead ends: 37017 [2021-06-05 01:07:00,701 INFO L226 Difference]: Without dead ends: 37017 [2021-06-05 01:07:00,702 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4802 ImplicationChecksByTransitivity, 26817.9ms TimeCoverageRelationStatistics Valid=3539, Invalid=15093, Unknown=0, NotChecked=0, Total=18632 [2021-06-05 01:07:00,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37017 states. [2021-06-05 01:07:01,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37017 to 26392. [2021-06-05 01:07:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26392 states, 26382 states have (on average 2.084830566295201) internal successors, (55002), 26391 states have internal predecessors, (55002), 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) [2021-06-05 01:07:01,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26392 states to 26392 states and 55002 transitions. [2021-06-05 01:07:01,105 INFO L78 Accepts]: Start accepts. Automaton has 26392 states and 55002 transitions. Word has length 122 [2021-06-05 01:07:01,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:07:01,105 INFO L482 AbstractCegarLoop]: Abstraction has 26392 states and 55002 transitions. [2021-06-05 01:07:01,105 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:07:01,106 INFO L276 IsEmpty]: Start isEmpty. Operand 26392 states and 55002 transitions. [2021-06-05 01:07:01,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:07:01,110 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:07:01,110 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:07:01,110 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-05 01:07:01,110 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:07:01,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:07:01,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1362772914, now seen corresponding path program 12 times [2021-06-05 01:07:01,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:07:01,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488700702] [2021-06-05 01:07:01,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:07:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:07:02,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:07:02,509 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:07:02,509 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488700702] [2021-06-05 01:07:02,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488700702] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:07:02,509 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:07:02,509 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:07:02,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023518624] [2021-06-05 01:07:02,509 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:07:02,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:07:02,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:07:02,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:07:02,510 INFO L87 Difference]: Start difference. First operand 26392 states and 55002 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:07:03,437 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:07:03,679 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:07:03,835 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:07:04,005 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:07:04,205 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:07:04,416 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:07:04,646 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:07:04,918 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-05 01:07:05,166 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:07:05,460 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:07:05,718 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:07:05,932 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:07:06,188 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:07:06,378 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:07:06,584 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:07:06,813 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:07:07,124 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:07:07,400 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:07:07,738 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:07:08,099 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:07:08,311 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:07:08,504 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:07:08,724 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:07:08,894 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:07:09,096 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:07:09,318 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:07:09,735 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 01:07:09,980 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:07:10,331 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:07:10,575 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:07:10,906 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 01:07:11,354 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-05 01:07:11,635 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:07:12,082 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-06-05 01:07:12,503 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-05 01:07:12,793 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 01:07:13,215 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-05 01:07:13,675 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-05 01:07:14,070 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-05 01:07:14,433 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-05 01:07:14,796 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-05 01:07:15,188 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-05 01:07:15,664 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 130 [2021-06-05 01:07:15,949 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:07:16,351 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-06-05 01:07:16,691 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 137 [2021-06-05 01:07:17,021 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-06-05 01:07:17,350 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-06-05 01:07:17,687 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 01:07:18,000 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 128 [2021-06-05 01:07:18,310 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 01:07:18,725 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 01:07:19,138 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 145 [2021-06-05 01:07:19,483 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 01:07:19,814 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:07:20,130 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 01:07:20,511 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 01:07:20,833 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 01:07:21,304 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 01:07:21,639 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-05 01:07:21,967 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-05 01:07:22,311 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 128 [2021-06-05 01:07:22,686 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-06-05 01:07:23,132 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 01:07:23,560 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-05 01:07:25,229 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-06-05 01:07:25,677 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:07:26,030 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 136 [2021-06-05 01:07:26,381 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 01:07:26,736 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 01:07:27,089 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 127 [2021-06-05 01:07:27,577 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 140 [2021-06-05 01:07:30,732 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 01:07:31,103 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 01:07:31,436 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:07:31,745 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 01:07:32,103 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 01:07:32,426 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-05 01:07:32,745 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-05 01:07:33,127 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:07:33,470 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-06-05 01:07:33,810 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-05 01:07:34,132 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-05 01:07:34,474 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 120 [2021-06-05 01:07:35,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:07:35,602 INFO L93 Difference]: Finished difference Result 36622 states and 75597 transitions. [2021-06-05 01:07:35,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-05 01:07:35,603 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:07:35,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:07:35,641 INFO L225 Difference]: With dead ends: 36622 [2021-06-05 01:07:35,642 INFO L226 Difference]: Without dead ends: 36622 [2021-06-05 01:07:35,643 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5228 ImplicationChecksByTransitivity, 27627.1ms TimeCoverageRelationStatistics Valid=3987, Invalid=16605, Unknown=0, NotChecked=0, Total=20592 [2021-06-05 01:07:35,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36622 states. [2021-06-05 01:07:36,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36622 to 26305. [2021-06-05 01:07:36,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26305 states, 26295 states have (on average 2.0849971477467197) internal successors, (54825), 26304 states have internal predecessors, (54825), 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) [2021-06-05 01:07:36,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26305 states to 26305 states and 54825 transitions. [2021-06-05 01:07:36,067 INFO L78 Accepts]: Start accepts. Automaton has 26305 states and 54825 transitions. Word has length 122 [2021-06-05 01:07:36,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:07:36,067 INFO L482 AbstractCegarLoop]: Abstraction has 26305 states and 54825 transitions. [2021-06-05 01:07:36,067 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:07:36,067 INFO L276 IsEmpty]: Start isEmpty. Operand 26305 states and 54825 transitions. [2021-06-05 01:07:36,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:07:36,071 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:07:36,071 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:07:36,071 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-05 01:07:36,072 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:07:36,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:07:36,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1552985252, now seen corresponding path program 13 times [2021-06-05 01:07:36,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:07:36,072 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842937465] [2021-06-05 01:07:36,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:07:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:07:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:07:37,616 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:07:37,616 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842937465] [2021-06-05 01:07:37,616 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842937465] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:07:37,616 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:07:37,616 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:07:37,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837219465] [2021-06-05 01:07:37,616 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:07:37,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:07:37,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:07:37,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:07:37,617 INFO L87 Difference]: Start difference. First operand 26305 states and 54825 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:07:38,441 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:07:38,674 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:07:38,827 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:07:38,994 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:07:39,187 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:07:39,401 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:07:39,690 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:07:39,950 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 01:07:40,192 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:07:40,463 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:07:40,702 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:07:40,905 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:07:41,164 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:07:41,344 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:07:41,537 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:07:41,760 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:07:42,009 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:07:42,285 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:07:42,608 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:07:42,940 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:07:43,136 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:07:43,325 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:07:43,542 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:07:43,742 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:07:43,939 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:07:44,154 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:07:44,517 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 01:07:44,755 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:07:45,088 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:07:45,330 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:07:45,638 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 01:07:46,051 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 01:07:46,327 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:07:46,786 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-06-05 01:07:47,220 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-06-05 01:07:47,500 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:07:47,972 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 138 [2021-06-05 01:07:48,478 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-05 01:07:48,888 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-06-05 01:07:49,251 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-05 01:07:49,659 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-06-05 01:07:50,040 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-06-05 01:07:50,522 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-06-05 01:07:51,039 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-06-05 01:07:51,325 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 01:07:51,799 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-06-05 01:07:52,268 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 140 [2021-06-05 01:07:52,585 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-06-05 01:07:52,948 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-06-05 01:07:53,295 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-06-05 01:07:53,634 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 133 [2021-06-05 01:07:53,929 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 01:07:54,347 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-06-05 01:07:54,750 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-06-05 01:07:55,104 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 01:07:55,468 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 01:07:55,814 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-06-05 01:07:56,219 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-05 01:07:56,577 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-06-05 01:07:57,076 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-06-05 01:07:57,420 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-06-05 01:07:57,745 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-05 01:07:58,125 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-06-05 01:07:58,516 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-05 01:07:58,947 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 130 [2021-06-05 01:07:59,435 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-06-05 01:08:00,075 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 01:08:00,329 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 01:08:00,599 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 01:08:00,942 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 01:08:01,275 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 01:08:01,676 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:08:02,610 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 136 [2021-06-05 01:08:03,094 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-06-05 01:08:03,499 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-06-05 01:08:03,851 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 01:08:04,210 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-05 01:08:04,600 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-05 01:08:04,985 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-06-05 01:08:05,492 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-05 01:08:08,495 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-06-05 01:08:08,896 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-06-05 01:08:09,249 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 01:08:09,555 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-06-05 01:08:09,913 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-06-05 01:08:10,268 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-06-05 01:08:10,598 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 125 [2021-06-05 01:08:11,005 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-05 01:08:11,410 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-05 01:08:11,818 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 133 [2021-06-05 01:08:12,153 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 108 [2021-06-05 01:08:12,518 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-06-05 01:08:12,888 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 126 [2021-06-05 01:08:13,307 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-05 01:08:14,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:08:14,457 INFO L93 Difference]: Finished difference Result 36629 states and 75610 transitions. [2021-06-05 01:08:14,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-05 01:08:14,458 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:08:14,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:08:14,497 INFO L225 Difference]: With dead ends: 36629 [2021-06-05 01:08:14,497 INFO L226 Difference]: Without dead ends: 36629 [2021-06-05 01:08:14,498 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 155 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6744 ImplicationChecksByTransitivity, 31532.0ms TimeCoverageRelationStatistics Valid=4531, Invalid=19961, Unknown=0, NotChecked=0, Total=24492 [2021-06-05 01:08:14,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36629 states. [2021-06-05 01:08:14,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36629 to 26297. [2021-06-05 01:08:14,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26297 states, 26287 states have (on average 2.0850230151786056) internal successors, (54809), 26296 states have internal predecessors, (54809), 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) [2021-06-05 01:08:14,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26297 states to 26297 states and 54809 transitions. [2021-06-05 01:08:14,913 INFO L78 Accepts]: Start accepts. Automaton has 26297 states and 54809 transitions. Word has length 122 [2021-06-05 01:08:14,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:08:14,914 INFO L482 AbstractCegarLoop]: Abstraction has 26297 states and 54809 transitions. [2021-06-05 01:08:14,914 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:08:14,914 INFO L276 IsEmpty]: Start isEmpty. Operand 26297 states and 54809 transitions. [2021-06-05 01:08:14,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:08:14,918 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:08:14,918 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:08:14,918 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-05 01:08:14,918 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:08:14,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:08:14,919 INFO L82 PathProgramCache]: Analyzing trace with hash 107216942, now seen corresponding path program 14 times [2021-06-05 01:08:14,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:08:14,919 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865889066] [2021-06-05 01:08:14,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:08:14,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:08:15,459 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2021-06-05 01:08:15,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:08:15,984 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:08:15,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865889066] [2021-06-05 01:08:15,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865889066] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:08:15,984 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:08:15,984 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 01:08:15,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336385391] [2021-06-05 01:08:15,985 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 01:08:15,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:08:15,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 01:08:15,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 01:08:15,985 INFO L87 Difference]: Start difference. First operand 26297 states and 54809 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:08:16,571 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:08:16,730 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 01:08:16,908 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 01:08:17,180 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 01:08:17,346 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 01:08:17,537 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 01:08:17,762 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 01:08:17,989 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 01:08:18,227 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 01:08:18,490 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 01:08:18,783 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 01:08:19,007 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-05 01:08:19,258 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-05 01:08:19,620 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 01:08:19,897 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-05 01:08:20,144 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-05 01:08:20,414 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-05 01:08:20,768 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 01:08:21,080 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-05 01:08:21,396 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-05 01:08:21,766 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 01:08:22,018 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-05 01:08:22,345 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-05 01:08:22,589 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-05 01:08:22,878 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-05 01:08:23,111 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 01:08:23,498 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 01:08:23,870 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 01:08:24,098 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 01:08:24,305 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-05 01:08:24,556 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 01:08:24,790 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-05 01:08:25,169 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 01:08:25,457 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-05 01:08:25,724 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-05 01:08:26,138 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-05 01:08:26,494 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 01:08:26,780 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 01:08:27,128 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-05 01:08:27,457 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:08:27,871 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:08:28,234 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-05 01:08:28,607 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-05 01:08:28,968 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-05 01:08:29,453 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-05 01:08:30,021 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-05 01:08:30,380 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 01:08:30,878 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-05 01:08:31,377 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-05 01:08:31,804 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-05 01:08:32,276 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-05 01:08:32,800 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 01:08:33,378 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-05 01:08:33,971 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-06-05 01:08:34,551 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:08:34,932 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 01:08:35,376 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:08:35,914 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 01:08:36,264 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 01:08:36,588 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:08:36,991 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:08:37,367 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-06-05 01:08:37,719 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-06-05 01:08:38,062 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 01:08:38,480 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 01:08:38,858 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:08:39,363 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 01:08:39,776 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 01:08:40,266 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:08:40,818 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-05 01:08:41,083 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-05 01:08:41,415 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-05 01:08:41,876 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-05 01:08:42,272 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 01:08:42,795 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-05 01:08:43,666 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 01:08:44,065 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 01:08:44,476 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-05 01:08:44,907 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 01:08:45,375 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-06-05 01:08:47,196 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 01:08:47,461 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 01:08:47,752 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 01:08:47,956 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-05 01:08:48,240 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-05 01:08:48,544 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-05 01:08:48,885 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 01:08:49,294 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:08:49,575 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-05 01:08:49,940 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-05 01:08:50,294 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 01:08:50,915 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-05 01:08:51,472 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 01:08:51,804 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:08:52,231 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:08:52,587 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:08:52,943 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:08:53,273 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 01:08:53,657 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 01:08:54,031 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:08:54,398 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 01:08:54,813 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 01:08:55,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:08:55,635 INFO L93 Difference]: Finished difference Result 36848 states and 76064 transitions. [2021-06-05 01:08:55,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-05 01:08:55,636 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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 122 [2021-06-05 01:08:55,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:08:55,673 INFO L225 Difference]: With dead ends: 36848 [2021-06-05 01:08:55,674 INFO L226 Difference]: Without dead ends: 36848 [2021-06-05 01:08:55,675 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7515 ImplicationChecksByTransitivity, 35189.0ms TimeCoverageRelationStatistics Valid=5367, Invalid=21039, Unknown=0, NotChecked=0, Total=26406 [2021-06-05 01:08:55,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36848 states. [2021-06-05 01:08:56,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36848 to 26300. [2021-06-05 01:08:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26300 states, 26290 states have (on average 2.085013313046786) internal successors, (54815), 26299 states have internal predecessors, (54815), 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) [2021-06-05 01:08:56,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26300 states to 26300 states and 54815 transitions. [2021-06-05 01:08:56,130 INFO L78 Accepts]: Start accepts. Automaton has 26300 states and 54815 transitions. Word has length 122 [2021-06-05 01:08:56,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:08:56,130 INFO L482 AbstractCegarLoop]: Abstraction has 26300 states and 54815 transitions. [2021-06-05 01:08:56,130 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:08:56,130 INFO L276 IsEmpty]: Start isEmpty. Operand 26300 states and 54815 transitions. [2021-06-05 01:08:56,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:08:56,135 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:08:56,135 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:08:56,135 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-05 01:08:56,135 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:08:56,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:08:56,136 INFO L82 PathProgramCache]: Analyzing trace with hash -34059580, now seen corresponding path program 15 times [2021-06-05 01:08:56,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:08:56,136 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888531994] [2021-06-05 01:08:56,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:08:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:08:57,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:08:57,113 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:08:57,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888531994] [2021-06-05 01:08:57,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888531994] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:08:57,113 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:08:57,113 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 01:08:57,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031423205] [2021-06-05 01:08:57,113 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 01:08:57,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:08:57,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 01:08:57,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 01:08:57,114 INFO L87 Difference]: Start difference. First operand 26300 states and 54815 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:08:57,745 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:08:57,915 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 01:08:58,094 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 01:08:58,223 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 01:08:58,368 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 01:08:58,537 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 01:08:58,729 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 01:08:58,954 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 01:08:59,180 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 01:08:59,418 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 01:08:59,735 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 01:09:00,031 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 01:09:00,369 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 01:09:00,722 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 01:09:00,935 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-05 01:09:01,146 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-05 01:09:01,384 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-05 01:09:01,562 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-05 01:09:01,770 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-05 01:09:01,998 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-05 01:09:02,374 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 01:09:02,634 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-05 01:09:02,969 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 01:09:03,224 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-05 01:09:03,582 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 01:09:03,987 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:09:04,287 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-05 01:09:04,724 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-05 01:09:05,227 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-05 01:09:05,526 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-05 01:09:05,944 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-05 01:09:06,341 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-05 01:09:06,779 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 01:09:07,295 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 01:09:07,660 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-05 01:09:08,094 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-06-05 01:09:08,532 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 168 [2021-06-05 01:09:09,074 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:09:09,380 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 01:09:09,798 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:09:10,217 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:09:10,558 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 01:09:10,901 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 01:09:11,228 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 01:09:11,608 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:09:11,973 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-06-05 01:09:12,374 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-06-05 01:09:12,716 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-06-05 01:09:13,035 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 01:09:13,409 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 01:09:13,742 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:09:14,239 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-06-05 01:09:14,587 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 01:09:15,014 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 01:09:15,481 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-05 01:09:15,882 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 01:09:16,305 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-05 01:09:17,432 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-06-05 01:09:17,916 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 01:09:18,348 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-05 01:09:18,731 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 01:09:19,124 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 01:09:19,567 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-06-05 01:09:20,089 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-06-05 01:09:23,133 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 01:09:23,550 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 01:09:23,877 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 01:09:24,212 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:09:24,563 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 01:09:24,956 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 01:09:25,324 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 01:09:25,715 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-05 01:09:26,058 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 01:09:26,399 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 01:09:26,841 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 01:09:27,259 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-05 01:09:28,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:09:28,398 INFO L93 Difference]: Finished difference Result 36862 states and 76089 transitions. [2021-06-05 01:09:28,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-05 01:09:28,398 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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 122 [2021-06-05 01:09:28,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:09:28,436 INFO L225 Difference]: With dead ends: 36862 [2021-06-05 01:09:28,436 INFO L226 Difference]: Without dead ends: 36862 [2021-06-05 01:09:28,437 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4112 ImplicationChecksByTransitivity, 25943.1ms TimeCoverageRelationStatistics Valid=3724, Invalid=13306, Unknown=0, NotChecked=0, Total=17030 [2021-06-05 01:09:28,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36862 states. [2021-06-05 01:09:28,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36862 to 26291. [2021-06-05 01:09:28,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26291 states, 26281 states have (on average 2.0850424260872873) internal successors, (54797), 26290 states have internal predecessors, (54797), 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) [2021-06-05 01:09:28,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26291 states to 26291 states and 54797 transitions. [2021-06-05 01:09:28,838 INFO L78 Accepts]: Start accepts. Automaton has 26291 states and 54797 transitions. Word has length 122 [2021-06-05 01:09:28,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:09:28,838 INFO L482 AbstractCegarLoop]: Abstraction has 26291 states and 54797 transitions. [2021-06-05 01:09:28,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 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) [2021-06-05 01:09:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 26291 states and 54797 transitions. [2021-06-05 01:09:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:09:28,842 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:09:28,842 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:09:28,842 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-05 01:09:28,842 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:09:28,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:09:28,843 INFO L82 PathProgramCache]: Analyzing trace with hash 53182638, now seen corresponding path program 16 times [2021-06-05 01:09:28,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:09:28,843 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629011807] [2021-06-05 01:09:28,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:09:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:09:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:09:30,388 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:09:30,389 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629011807] [2021-06-05 01:09:30,389 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629011807] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:09:30,389 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:09:30,389 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:09:30,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945220528] [2021-06-05 01:09:30,390 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:09:30,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:09:30,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:09:30,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:09:30,391 INFO L87 Difference]: Start difference. First operand 26291 states and 54797 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:09:31,234 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:09:31,456 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:09:31,602 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:09:31,761 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:09:31,946 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:09:32,147 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:09:32,371 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:09:32,614 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 01:09:32,852 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:09:33,124 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:09:33,361 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:09:33,566 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:09:33,811 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:09:33,992 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:09:34,186 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:09:34,413 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:09:34,666 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:09:34,936 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:09:35,289 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:09:35,650 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:09:35,842 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:09:36,030 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:09:36,247 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:09:36,414 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:09:36,610 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:09:36,848 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:09:37,209 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 01:09:37,444 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:09:37,761 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:09:38,000 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:09:38,309 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 01:09:38,711 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 01:09:39,012 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:09:39,435 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:09:39,877 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-06-05 01:09:40,269 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-05 01:09:40,725 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 01:09:41,007 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 01:09:41,342 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-05 01:09:41,708 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-05 01:09:41,985 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 01:09:42,410 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 140 [2021-06-05 01:09:42,716 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-05 01:09:43,184 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-05 01:09:43,496 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-05 01:09:43,841 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-05 01:09:44,252 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 01:09:44,779 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 01:09:45,022 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 01:09:45,328 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 01:09:45,665 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 01:09:45,998 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 01:09:46,392 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:09:47,414 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 147 [2021-06-05 01:09:47,927 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-05 01:09:48,236 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 01:09:48,590 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-05 01:09:48,890 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 01:09:49,240 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-06-05 01:09:49,726 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-06-05 01:09:52,635 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-06-05 01:09:53,050 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-06-05 01:09:53,445 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-05 01:09:54,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:09:54,274 INFO L93 Difference]: Finished difference Result 36785 states and 75935 transitions. [2021-06-05 01:09:54,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-05 01:09:54,275 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:09:54,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:09:54,312 INFO L225 Difference]: With dead ends: 36785 [2021-06-05 01:09:54,313 INFO L226 Difference]: Without dead ends: 36785 [2021-06-05 01:09:54,313 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3600 ImplicationChecksByTransitivity, 19744.6ms TimeCoverageRelationStatistics Valid=2750, Invalid=12012, Unknown=0, NotChecked=0, Total=14762 [2021-06-05 01:09:54,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36785 states. [2021-06-05 01:09:54,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36785 to 26409. [2021-06-05 01:09:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26409 states, 26399 states have (on average 2.084813818705254) internal successors, (55037), 26408 states have internal predecessors, (55037), 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) [2021-06-05 01:09:54,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26409 states to 26409 states and 55037 transitions. [2021-06-05 01:09:54,726 INFO L78 Accepts]: Start accepts. Automaton has 26409 states and 55037 transitions. Word has length 122 [2021-06-05 01:09:54,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:09:54,726 INFO L482 AbstractCegarLoop]: Abstraction has 26409 states and 55037 transitions. [2021-06-05 01:09:54,726 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:09:54,726 INFO L276 IsEmpty]: Start isEmpty. Operand 26409 states and 55037 transitions. [2021-06-05 01:09:54,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:09:54,731 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:09:54,731 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:09:54,731 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-05 01:09:54,731 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:09:54,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:09:54,731 INFO L82 PathProgramCache]: Analyzing trace with hash -898245356, now seen corresponding path program 17 times [2021-06-05 01:09:54,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:09:54,731 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956002526] [2021-06-05 01:09:54,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:09:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:09:54,958 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2021-06-05 01:09:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:09:56,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:09:56,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956002526] [2021-06-05 01:09:56,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956002526] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:09:56,413 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:09:56,413 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:09:56,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239077053] [2021-06-05 01:09:56,414 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:09:56,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:09:56,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:09:56,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:09:56,414 INFO L87 Difference]: Start difference. First operand 26409 states and 55037 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:09:57,314 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:09:57,553 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:09:57,700 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:09:57,868 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:09:58,063 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:09:58,271 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:09:58,497 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:09:58,747 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 01:09:58,990 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:09:59,311 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:09:59,556 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:09:59,761 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:10:00,013 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:10:00,196 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:10:00,392 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:10:00,615 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:10:00,863 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:10:01,144 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:10:01,479 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:10:01,828 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:10:02,067 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:10:02,273 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:10:02,497 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:10:02,662 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:10:02,871 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:10:03,091 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:10:03,501 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 01:10:03,740 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:10:04,120 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:10:04,410 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:10:04,751 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 01:10:05,196 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 01:10:05,502 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:10:05,967 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:10:06,457 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-06-05 01:10:06,929 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-05 01:10:07,457 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 01:10:07,795 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 01:10:08,222 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-06-05 01:10:08,566 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-05 01:10:08,978 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-05 01:10:09,333 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-06-05 01:10:09,628 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 01:10:10,061 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 137 [2021-06-05 01:10:10,448 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-05 01:10:10,779 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-05 01:10:11,225 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-05 01:10:11,608 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-06-05 01:10:11,942 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-05 01:10:12,374 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-06-05 01:10:12,938 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-05 01:10:13,553 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 01:10:13,821 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 01:10:14,104 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 01:10:14,473 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 01:10:14,829 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 01:10:15,287 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:10:15,920 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-06-05 01:10:16,406 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 144 [2021-06-05 01:10:16,958 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-05 01:10:17,272 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 01:10:17,664 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-05 01:10:17,966 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 01:10:18,362 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-06-05 01:10:18,910 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-06-05 01:10:22,388 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-05 01:10:22,838 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-05 01:10:23,201 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-05 01:10:23,573 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-05 01:10:23,975 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 01:10:25,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:10:25,199 INFO L93 Difference]: Finished difference Result 37023 states and 76420 transitions. [2021-06-05 01:10:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-05 01:10:25,199 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:10:25,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:10:25,236 INFO L225 Difference]: With dead ends: 37023 [2021-06-05 01:10:25,236 INFO L226 Difference]: Without dead ends: 37023 [2021-06-05 01:10:25,237 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3976 ImplicationChecksByTransitivity, 23114.4ms TimeCoverageRelationStatistics Valid=3018, Invalid=13238, Unknown=0, NotChecked=0, Total=16256 [2021-06-05 01:10:25,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37023 states. [2021-06-05 01:10:25,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37023 to 26415. [2021-06-05 01:10:25,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26415 states, 26405 states have (on average 2.084794546487408) internal successors, (55049), 26414 states have internal predecessors, (55049), 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) [2021-06-05 01:10:25,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26415 states to 26415 states and 55049 transitions. [2021-06-05 01:10:25,628 INFO L78 Accepts]: Start accepts. Automaton has 26415 states and 55049 transitions. Word has length 122 [2021-06-05 01:10:25,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:10:25,628 INFO L482 AbstractCegarLoop]: Abstraction has 26415 states and 55049 transitions. [2021-06-05 01:10:25,629 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:10:25,629 INFO L276 IsEmpty]: Start isEmpty. Operand 26415 states and 55049 transitions. [2021-06-05 01:10:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:10:25,632 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:10:25,632 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:10:25,632 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-05 01:10:25,633 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:10:25,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:10:25,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1327827878, now seen corresponding path program 18 times [2021-06-05 01:10:25,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:10:25,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770482350] [2021-06-05 01:10:25,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:10:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:10:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:10:27,057 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:10:27,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770482350] [2021-06-05 01:10:27,057 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770482350] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:10:27,057 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:10:27,057 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:10:27,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263923831] [2021-06-05 01:10:27,057 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:10:27,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:10:27,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:10:27,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:10:27,058 INFO L87 Difference]: Start difference. First operand 26415 states and 55049 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:10:27,790 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-05 01:10:27,960 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:10:28,204 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:10:28,360 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:10:28,595 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:10:28,799 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-05 01:10:29,009 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-05 01:10:29,241 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-05 01:10:29,501 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-05 01:10:29,749 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-05 01:10:30,024 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-05 01:10:30,264 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2021-06-05 01:10:30,491 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-05 01:10:30,743 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-05 01:10:30,922 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-05 01:10:31,116 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-05 01:10:31,338 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:10:31,585 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:10:31,872 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-05 01:10:32,199 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-05 01:10:32,576 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-06-05 01:10:32,772 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-05 01:10:32,969 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-05 01:10:33,189 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-05 01:10:33,358 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:10:33,591 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:10:33,804 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:10:34,168 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-06-05 01:10:34,410 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-05 01:10:34,735 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-05 01:10:34,975 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:10:35,290 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 01:10:35,718 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-06-05 01:10:36,021 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-06-05 01:10:36,437 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 01:10:36,917 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-06-05 01:10:37,308 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-06-05 01:10:37,731 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 01:10:38,039 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-05 01:10:38,414 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 01:10:38,749 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 01:10:39,099 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-05 01:10:39,418 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-06-05 01:10:39,706 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 01:10:40,084 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-06-05 01:10:40,424 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 01:10:40,814 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:10:41,139 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 01:10:41,515 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 01:10:41,827 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-05 01:10:42,249 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-05 01:10:42,581 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-06-05 01:10:42,934 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:10:43,439 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-06-05 01:10:45,092 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 01:10:45,507 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:10:45,880 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 01:10:46,243 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-05 01:10:46,698 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-06-05 01:10:49,441 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 01:10:49,763 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 01:10:50,095 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 01:10:50,481 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-05 01:10:51,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:10:51,271 INFO L93 Difference]: Finished difference Result 36150 states and 74642 transitions. [2021-06-05 01:10:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-05 01:10:51,271 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:10:51,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:10:51,307 INFO L225 Difference]: With dead ends: 36150 [2021-06-05 01:10:51,307 INFO L226 Difference]: Without dead ends: 36150 [2021-06-05 01:10:51,308 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3352 ImplicationChecksByTransitivity, 20182.7ms TimeCoverageRelationStatistics Valid=2831, Invalid=11931, Unknown=0, NotChecked=0, Total=14762 [2021-06-05 01:10:51,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36150 states. [2021-06-05 01:10:51,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36150 to 26326. [2021-06-05 01:10:51,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26326 states, 26316 states have (on average 2.084967320261438) internal successors, (54868), 26325 states have internal predecessors, (54868), 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) [2021-06-05 01:10:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26326 states to 26326 states and 54868 transitions. [2021-06-05 01:10:51,677 INFO L78 Accepts]: Start accepts. Automaton has 26326 states and 54868 transitions. Word has length 122 [2021-06-05 01:10:51,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:10:51,678 INFO L482 AbstractCegarLoop]: Abstraction has 26326 states and 54868 transitions. [2021-06-05 01:10:51,678 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:10:51,678 INFO L276 IsEmpty]: Start isEmpty. Operand 26326 states and 54868 transitions. [2021-06-05 01:10:51,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:10:51,681 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:10:51,681 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:10:51,681 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-05 01:10:51,681 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:10:51,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:10:51,682 INFO L82 PathProgramCache]: Analyzing trace with hash 306948138, now seen corresponding path program 19 times [2021-06-05 01:10:51,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:10:51,682 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142558599] [2021-06-05 01:10:51,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:10:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:10:52,926 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 28 [2021-06-05 01:10:53,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:10:53,313 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:10:53,313 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142558599] [2021-06-05 01:10:53,313 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142558599] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:10:53,313 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:10:53,313 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:10:53,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955387545] [2021-06-05 01:10:53,313 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:10:53,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:10:53,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:10:53,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1565, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:10:53,314 INFO L87 Difference]: Start difference. First operand 26326 states and 54868 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:10:54,174 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:10:54,409 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:10:54,555 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:10:54,735 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:10:54,929 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:10:55,148 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:10:55,369 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:10:55,611 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 01:10:55,850 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:10:56,125 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:10:56,377 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:10:56,584 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:10:56,835 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:10:57,049 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:10:57,246 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:10:57,470 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:10:57,716 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:10:57,989 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:10:58,314 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:10:58,649 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:10:58,871 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:10:59,058 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:10:59,275 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:10:59,439 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:10:59,633 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:10:59,844 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:11:00,202 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 01:11:00,435 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:11:00,751 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:11:01,025 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:11:01,328 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 01:11:01,732 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 01:11:02,003 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:11:02,407 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:11:02,846 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-06-05 01:11:03,315 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-05 01:11:03,662 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-05 01:11:04,018 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-06-05 01:11:04,478 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-06-05 01:11:04,779 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 01:11:05,206 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 142 [2021-06-05 01:11:05,676 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-05 01:11:05,992 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-05 01:11:06,368 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-05 01:11:06,688 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 125 [2021-06-05 01:11:07,052 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-06-05 01:11:07,344 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 01:11:07,757 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-05 01:11:08,176 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 143 [2021-06-05 01:11:08,487 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-05 01:11:08,859 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 01:11:09,309 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 150 [2021-06-05 01:11:09,643 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-06-05 01:11:10,089 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-06-05 01:11:10,549 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-05 01:11:11,112 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 01:11:11,370 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 01:11:11,653 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 01:11:12,005 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 01:11:12,341 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 01:11:12,738 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:11:13,619 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 136 [2021-06-05 01:11:14,157 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-06-05 01:11:14,672 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 157 [2021-06-05 01:11:14,967 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 01:11:15,314 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 01:11:15,648 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-06-05 01:11:16,070 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-06-05 01:11:16,610 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-06-05 01:11:19,707 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-05 01:11:20,062 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-05 01:11:20,483 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 01:11:21,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:11:21,608 INFO L93 Difference]: Finished difference Result 37094 states and 76563 transitions. [2021-06-05 01:11:21,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-06-05 01:11:21,609 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:11:21,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:11:21,643 INFO L225 Difference]: With dead ends: 37094 [2021-06-05 01:11:21,643 INFO L226 Difference]: Without dead ends: 37094 [2021-06-05 01:11:21,644 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4273 ImplicationChecksByTransitivity, 23463.2ms TimeCoverageRelationStatistics Valid=3209, Invalid=13821, Unknown=0, NotChecked=0, Total=17030 [2021-06-05 01:11:21,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37094 states. [2021-06-05 01:11:21,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37094 to 26421. [2021-06-05 01:11:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26421 states, 26411 states have (on average 2.084775283026012) internal successors, (55061), 26420 states have internal predecessors, (55061), 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) [2021-06-05 01:11:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26421 states to 26421 states and 55061 transitions. [2021-06-05 01:11:22,017 INFO L78 Accepts]: Start accepts. Automaton has 26421 states and 55061 transitions. Word has length 122 [2021-06-05 01:11:22,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:11:22,018 INFO L482 AbstractCegarLoop]: Abstraction has 26421 states and 55061 transitions. [2021-06-05 01:11:22,018 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:11:22,018 INFO L276 IsEmpty]: Start isEmpty. Operand 26421 states and 55061 transitions. [2021-06-05 01:11:22,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:11:22,021 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:11:22,021 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:11:22,021 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-05 01:11:22,021 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:11:22,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:11:22,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1761945924, now seen corresponding path program 20 times [2021-06-05 01:11:22,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:11:22,022 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718884552] [2021-06-05 01:11:22,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:11:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:11:23,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:11:23,482 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:11:23,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718884552] [2021-06-05 01:11:23,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718884552] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:11:23,482 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:11:23,482 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:11:23,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513719890] [2021-06-05 01:11:23,482 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:11:23,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:11:23,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:11:23,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1574, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:11:23,483 INFO L87 Difference]: Start difference. First operand 26421 states and 55061 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:11:24,449 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:11:24,701 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:11:24,857 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:11:25,026 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:11:25,286 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-05 01:11:25,499 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-05 01:11:25,728 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-05 01:11:25,987 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-05 01:11:26,243 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-05 01:11:26,515 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-05 01:11:26,763 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2021-06-05 01:11:26,974 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-05 01:11:27,234 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-05 01:11:27,419 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-05 01:11:27,618 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-05 01:11:27,842 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:11:28,099 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:11:28,386 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-05 01:11:28,723 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-05 01:11:29,065 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-06-05 01:11:29,329 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-05 01:11:29,522 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-05 01:11:29,742 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-05 01:11:29,903 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:11:30,098 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:11:30,312 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:11:30,673 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-06-05 01:11:30,914 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-05 01:11:31,246 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-05 01:11:31,484 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:11:31,791 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 01:11:32,186 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-06-05 01:11:32,467 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-06-05 01:11:32,889 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 01:11:33,333 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-06-05 01:11:33,761 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-06-05 01:11:34,098 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-06-05 01:11:34,428 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 124 [2021-06-05 01:11:34,864 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 132 [2021-06-05 01:11:35,174 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-05 01:11:35,545 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 01:11:35,904 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-06-05 01:11:36,237 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 01:11:36,559 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 01:11:36,898 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 01:11:37,264 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-06-05 01:11:37,548 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 01:11:37,911 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-05 01:11:38,240 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 01:11:38,595 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-05 01:11:38,953 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 01:11:39,258 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 01:11:39,612 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 01:11:39,918 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-05 01:11:40,291 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 01:11:40,587 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-05 01:11:41,056 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-05 01:11:41,368 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-05 01:11:41,704 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-06-05 01:11:42,042 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:11:42,572 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-06-05 01:11:44,140 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:11:44,638 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-06-05 01:11:45,088 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 01:11:45,433 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 01:11:45,749 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-06-05 01:11:46,093 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-05 01:11:46,562 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-06-05 01:11:49,889 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 01:11:50,245 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 01:11:50,565 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 01:11:50,858 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-05 01:11:51,183 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 01:11:51,578 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:11:51,921 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-05 01:11:52,229 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 01:11:53,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:11:53,415 INFO L93 Difference]: Finished difference Result 36629 states and 75612 transitions. [2021-06-05 01:11:53,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-05 01:11:53,415 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:11:53,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:11:53,452 INFO L225 Difference]: With dead ends: 36629 [2021-06-05 01:11:53,452 INFO L226 Difference]: Without dead ends: 36629 [2021-06-05 01:11:53,453 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4491 ImplicationChecksByTransitivity, 24248.4ms TimeCoverageRelationStatistics Valid=3572, Invalid=14788, Unknown=0, NotChecked=0, Total=18360 [2021-06-05 01:11:53,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36629 states. [2021-06-05 01:11:53,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36629 to 26334. [2021-06-05 01:11:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26334 states, 26324 states have (on average 2.084941498252545) internal successors, (54884), 26333 states have internal predecessors, (54884), 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) [2021-06-05 01:11:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26334 states to 26334 states and 54884 transitions. [2021-06-05 01:11:53,892 INFO L78 Accepts]: Start accepts. Automaton has 26334 states and 54884 transitions. Word has length 122 [2021-06-05 01:11:53,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:11:53,892 INFO L482 AbstractCegarLoop]: Abstraction has 26334 states and 54884 transitions. [2021-06-05 01:11:53,892 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:11:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 26334 states and 54884 transitions. [2021-06-05 01:11:53,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:11:53,896 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:11:53,896 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:11:53,896 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-05 01:11:53,896 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:11:53,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:11:53,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1571733586, now seen corresponding path program 21 times [2021-06-05 01:11:53,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:11:53,897 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871344263] [2021-06-05 01:11:53,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:11:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:11:55,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:11:55,217 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:11:55,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871344263] [2021-06-05 01:11:55,217 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871344263] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:11:55,217 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:11:55,217 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-06-05 01:11:55,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567036882] [2021-06-05 01:11:55,217 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-05 01:11:55,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:11:55,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-05 01:11:55,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1498, Unknown=0, NotChecked=0, Total=1640 [2021-06-05 01:11:55,218 INFO L87 Difference]: Start difference. First operand 26334 states and 54884 transitions. Second operand has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 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) [2021-06-05 01:11:56,079 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:11:56,322 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:11:56,485 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:11:56,654 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:11:56,851 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:11:57,060 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:11:57,338 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:11:57,609 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-05 01:11:57,851 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:11:58,117 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:11:58,358 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:11:58,565 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:11:58,812 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:11:58,991 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:11:59,183 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:11:59,403 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:11:59,646 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:11:59,917 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:12:00,237 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:12:00,572 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:12:00,769 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:12:00,956 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:12:01,168 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:12:01,366 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:12:01,558 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:12:01,768 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:12:02,123 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 01:12:02,360 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:12:02,681 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:12:02,921 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:12:03,221 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 01:12:03,617 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-05 01:12:03,891 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:12:04,307 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 01:12:04,719 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-06-05 01:12:05,143 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-05 01:12:05,525 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-05 01:12:05,854 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-05 01:12:06,265 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 135 [2021-06-05 01:12:06,692 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-06-05 01:12:07,117 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:12:07,526 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 139 [2021-06-05 01:12:07,933 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-06-05 01:12:08,257 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 01:12:08,549 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 122 [2021-06-05 01:12:08,845 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 01:12:09,217 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-05 01:12:09,579 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 01:12:09,901 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 01:12:10,224 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 01:12:10,576 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 01:12:10,878 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-05 01:12:11,316 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-05 01:12:11,623 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-05 01:12:11,944 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-06-05 01:12:12,407 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 125 [2021-06-05 01:12:13,975 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:12:14,387 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-06-05 01:12:14,727 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 01:12:15,038 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-06-05 01:12:15,453 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 128 [2021-06-05 01:12:18,446 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 01:12:18,799 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 01:12:19,151 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 01:12:19,442 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-05 01:12:19,777 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 01:12:20,117 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-06-05 01:12:20,471 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:12:20,797 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-05 01:12:21,088 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 01:12:21,463 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 121 [2021-06-05 01:12:22,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:12:22,666 INFO L93 Difference]: Finished difference Result 36165 states and 74672 transitions. [2021-06-05 01:12:22,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-06-05 01:12:22,667 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 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 122 [2021-06-05 01:12:22,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:12:22,701 INFO L225 Difference]: With dead ends: 36165 [2021-06-05 01:12:22,702 INFO L226 Difference]: Without dead ends: 36165 [2021-06-05 01:12:22,702 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4169 ImplicationChecksByTransitivity, 22222.9ms TimeCoverageRelationStatistics Valid=3305, Invalid=13987, Unknown=0, NotChecked=0, Total=17292 [2021-06-05 01:12:22,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36165 states. [2021-06-05 01:12:23,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36165 to 26323. [2021-06-05 01:12:23,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26323 states, 26313 states have (on average 2.084977007562802) internal successors, (54862), 26322 states have internal predecessors, (54862), 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) [2021-06-05 01:12:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26323 states to 26323 states and 54862 transitions. [2021-06-05 01:12:23,106 INFO L78 Accepts]: Start accepts. Automaton has 26323 states and 54862 transitions. Word has length 122 [2021-06-05 01:12:23,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:12:23,106 INFO L482 AbstractCegarLoop]: Abstraction has 26323 states and 54862 transitions. [2021-06-05 01:12:23,106 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 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) [2021-06-05 01:12:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 26323 states and 54862 transitions. [2021-06-05 01:12:23,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:12:23,110 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:12:23,110 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:12:23,110 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-05 01:12:23,110 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:12:23,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:12:23,110 INFO L82 PathProgramCache]: Analyzing trace with hash 67068208, now seen corresponding path program 22 times [2021-06-05 01:12:23,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:12:23,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396758303] [2021-06-05 01:12:23,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:12:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:12:24,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:12:24,662 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:12:24,662 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396758303] [2021-06-05 01:12:24,662 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396758303] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:12:24,662 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:12:24,662 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:12:24,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216382423] [2021-06-05 01:12:24,662 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:12:24,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:12:24,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:12:24,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:12:24,663 INFO L87 Difference]: Start difference. First operand 26323 states and 54862 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:12:25,507 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:12:25,733 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:12:25,880 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:12:26,041 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:12:26,230 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:12:26,450 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:12:26,670 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:12:26,915 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 01:12:27,170 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:12:27,447 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:12:27,687 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:12:27,890 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:12:28,135 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:12:28,316 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:12:28,517 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:12:28,739 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:12:28,983 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:12:29,255 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:12:29,623 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:12:29,956 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:12:30,301 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-05 01:12:30,472 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:12:30,659 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:12:30,873 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:12:31,034 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:12:31,374 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 120 [2021-06-05 01:12:31,725 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 122 [2021-06-05 01:12:31,910 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:12:32,127 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:12:32,410 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:12:32,799 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 123 [2021-06-05 01:12:33,154 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 118 [2021-06-05 01:12:33,455 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:12:33,698 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:12:34,059 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-06-05 01:12:34,327 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 01:12:34,753 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 128 [2021-06-05 01:12:35,082 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 119 [2021-06-05 01:12:35,369 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:12:35,810 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 136 [2021-06-05 01:12:36,239 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 127 [2021-06-05 01:12:36,550 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 01:12:36,854 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:12:37,349 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 131 [2021-06-05 01:12:37,878 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 138 [2021-06-05 01:12:38,283 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 139 [2021-06-05 01:12:38,767 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 129 [2021-06-05 01:12:39,150 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 130 [2021-06-05 01:12:39,653 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 136 [2021-06-05 01:12:40,184 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 127 [2021-06-05 01:12:40,682 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 135 [2021-06-05 01:12:41,061 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 126 [2021-06-05 01:12:41,444 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 126 [2021-06-05 01:12:41,866 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 133 [2021-06-05 01:12:42,228 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 134 [2021-06-05 01:12:42,724 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 142 [2021-06-05 01:12:43,089 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 124 [2021-06-05 01:12:43,464 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 125 [2021-06-05 01:12:43,965 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 146 [2021-06-05 01:12:44,402 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 133 [2021-06-05 01:12:44,934 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 137 [2021-06-05 01:12:45,481 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 150 [2021-06-05 01:12:45,950 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 140 [2021-06-05 01:12:46,522 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 141 [2021-06-05 01:12:47,017 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 144 [2021-06-05 01:12:47,547 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 154 [2021-06-05 01:12:48,069 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 145 [2021-06-05 01:12:48,594 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 148 [2021-06-05 01:12:49,144 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 146 [2021-06-05 01:12:49,641 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 137 [2021-06-05 01:12:50,189 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 152 [2021-06-05 01:12:50,772 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 152 [2021-06-05 01:12:51,314 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 143 [2021-06-05 01:12:51,836 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 144 [2021-06-05 01:12:52,058 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 01:12:52,654 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 150 [2021-06-05 01:12:52,896 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 01:12:53,174 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 01:12:53,506 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 01:12:53,846 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-06-05 01:12:54,347 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 142 [2021-06-05 01:12:54,635 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 01:12:55,119 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 133 [2021-06-05 01:12:55,654 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 140 [2021-06-05 01:12:55,990 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-05 01:12:56,402 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 01:12:56,781 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-06-05 01:12:57,475 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 133 [2021-06-05 01:12:58,034 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 145 [2021-06-05 01:12:58,465 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-06-05 01:12:59,027 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 136 [2021-06-05 01:12:59,393 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 132 [2021-06-05 01:12:59,948 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 143 [2021-06-05 01:13:02,649 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 132 [2021-06-05 01:13:03,031 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 123 [2021-06-05 01:13:03,459 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 130 [2021-06-05 01:13:03,839 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 133 [2021-06-05 01:13:04,239 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 124 [2021-06-05 01:13:05,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:13:05,245 INFO L93 Difference]: Finished difference Result 39533 states and 81624 transitions. [2021-06-05 01:13:05,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-05 01:13:05,245 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:13:05,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:13:05,285 INFO L225 Difference]: With dead ends: 39533 [2021-06-05 01:13:05,285 INFO L226 Difference]: Without dead ends: 39533 [2021-06-05 01:13:05,286 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6494 ImplicationChecksByTransitivity, 35740.9ms TimeCoverageRelationStatistics Valid=5013, Invalid=19167, Unknown=0, NotChecked=0, Total=24180 [2021-06-05 01:13:05,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39533 states. [2021-06-05 01:13:05,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39533 to 26448. [2021-06-05 01:13:05,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26448 states, 26438 states have (on average 2.0848021786822) internal successors, (55118), 26447 states have internal predecessors, (55118), 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) [2021-06-05 01:13:05,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26448 states to 26448 states and 55118 transitions. [2021-06-05 01:13:05,702 INFO L78 Accepts]: Start accepts. Automaton has 26448 states and 55118 transitions. Word has length 122 [2021-06-05 01:13:05,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:13:05,702 INFO L482 AbstractCegarLoop]: Abstraction has 26448 states and 55118 transitions. [2021-06-05 01:13:05,702 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:13:05,702 INFO L276 IsEmpty]: Start isEmpty. Operand 26448 states and 55118 transitions. [2021-06-05 01:13:05,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:13:05,705 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:13:05,705 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:13:05,706 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-06-05 01:13:05,706 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:13:05,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:13:05,706 INFO L82 PathProgramCache]: Analyzing trace with hash -2001825854, now seen corresponding path program 23 times [2021-06-05 01:13:05,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:13:05,706 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722026611] [2021-06-05 01:13:05,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:13:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:13:07,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:13:07,141 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:13:07,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722026611] [2021-06-05 01:13:07,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722026611] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:13:07,141 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:13:07,141 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:13:07,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116835151] [2021-06-05 01:13:07,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:13:07,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:13:07,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:13:07,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:13:07,142 INFO L87 Difference]: Start difference. First operand 26448 states and 55118 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:13:08,100 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:13:08,346 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:13:08,547 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:13:08,719 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:13:08,917 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:13:09,128 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:13:09,356 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:13:09,626 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-05 01:13:09,868 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:13:10,139 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:13:10,383 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:13:10,589 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:13:10,845 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:13:11,026 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:13:11,225 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:13:11,454 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:13:11,702 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:13:11,976 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:13:12,306 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:13:12,688 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 01:13:13,054 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-06-05 01:13:13,232 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 01:13:13,425 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 01:13:13,645 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 01:13:13,809 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 01:13:14,159 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 126 [2021-06-05 01:13:14,536 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-06-05 01:13:14,731 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 01:13:14,955 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 01:13:15,253 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 01:13:15,655 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-05 01:13:16,022 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 124 [2021-06-05 01:13:16,292 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 01:13:16,565 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 01:13:16,928 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 122 [2021-06-05 01:13:17,194 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 01:13:17,627 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 130 [2021-06-05 01:13:17,954 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-05 01:13:18,270 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 124 [2021-06-05 01:13:18,543 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 01:13:18,986 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 137 [2021-06-05 01:13:19,422 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 130 [2021-06-05 01:13:19,742 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-06-05 01:13:20,029 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 01:13:20,510 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-05 01:13:20,861 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-06-05 01:13:21,362 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 146 [2021-06-05 01:13:21,760 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 144 [2021-06-05 01:13:22,234 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-05 01:13:22,615 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-05 01:13:23,099 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:13:23,535 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-06-05 01:13:23,885 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-06-05 01:13:24,274 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-05 01:13:24,642 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 129 [2021-06-05 01:13:24,989 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 01:13:25,403 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 140 [2021-06-05 01:13:25,805 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 144 [2021-06-05 01:13:26,149 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-06-05 01:13:26,499 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 136 [2021-06-05 01:13:26,920 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-06-05 01:13:27,258 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 133 [2021-06-05 01:13:27,743 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 138 [2021-06-05 01:13:28,083 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 129 [2021-06-05 01:13:28,501 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 135 [2021-06-05 01:13:28,877 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 146 [2021-06-05 01:13:29,316 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-06-05 01:13:29,747 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 144 [2021-06-05 01:13:30,653 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 127 [2021-06-05 01:13:31,117 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 01:13:32,064 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 134 [2021-06-05 01:13:32,549 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-05 01:13:32,908 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 141 [2021-06-05 01:13:33,317 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-06-05 01:13:33,681 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 134 [2021-06-05 01:13:34,182 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 147 [2021-06-05 01:13:36,672 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 122 [2021-06-05 01:13:37,108 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 120 [2021-06-05 01:13:37,481 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-06-05 01:13:38,042 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 01:13:38,729 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 129 [2021-06-05 01:13:39,102 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 138 [2021-06-05 01:13:39,471 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 136 [2021-06-05 01:13:39,845 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-06-05 01:13:40,209 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 129 [2021-06-05 01:13:40,579 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-06-05 01:13:40,971 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 136 [2021-06-05 01:13:41,316 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 134 [2021-06-05 01:13:41,692 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 129 [2021-06-05 01:13:42,042 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-06-05 01:13:43,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:13:43,171 INFO L93 Difference]: Finished difference Result 39146 states and 80833 transitions. [2021-06-05 01:13:43,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-05 01:13:43,172 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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 122 [2021-06-05 01:13:43,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:13:43,211 INFO L225 Difference]: With dead ends: 39146 [2021-06-05 01:13:43,211 INFO L226 Difference]: Without dead ends: 39146 [2021-06-05 01:13:43,212 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5906 ImplicationChecksByTransitivity, 30249.6ms TimeCoverageRelationStatistics Valid=4467, Invalid=17883, Unknown=0, NotChecked=0, Total=22350 [2021-06-05 01:13:43,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39146 states. [2021-06-05 01:13:43,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39146 to 26376. [2021-06-05 01:13:43,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26376 states, 26366 states have (on average 2.0849199726921035) internal successors, (54971), 26375 states have internal predecessors, (54971), 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) [2021-06-05 01:13:43,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26376 states to 26376 states and 54971 transitions. [2021-06-05 01:13:43,631 INFO L78 Accepts]: Start accepts. Automaton has 26376 states and 54971 transitions. Word has length 122 [2021-06-05 01:13:43,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:13:43,632 INFO L482 AbstractCegarLoop]: Abstraction has 26376 states and 54971 transitions. [2021-06-05 01:13:43,632 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:13:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 26376 states and 54971 transitions. [2021-06-05 01:13:43,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 01:13:43,635 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:13:43,635 INFO L521 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:13:43,635 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-06-05 01:13:43,635 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:13:43,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:13:43,636 INFO L82 PathProgramCache]: Analyzing trace with hash -585134658, now seen corresponding path program 24 times [2021-06-05 01:13:43,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:13:43,636 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339459999] [2021-06-05 01:13:43,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:13:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:13:45,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:13:45,116 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:13:45,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339459999] [2021-06-05 01:13:45,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339459999] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:13:45,116 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:13:45,116 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 01:13:45,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799998958] [2021-06-05 01:13:45,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 01:13:45,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:13:45,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 01:13:45,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=1576, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 01:13:45,117 INFO L87 Difference]: Start difference. First operand 26376 states and 54971 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 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) [2021-06-05 01:13:45,787 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-06-05 01:13:46,115 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 01:13:46,360 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 01:13:46,513 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 01:13:46,685 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 01:13:46,887 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 01:13:47,101 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:13:47,333 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 01:13:47,607 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-05 01:13:47,848 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 01:13:48,121 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 01:13:48,411 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 01:13:48,618 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 01:13:48,867 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 01:13:49,050 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 01:13:49,251 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 01:13:49,474 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 01:13:49,721 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 01:13:49,995 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 01:13:50,322 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 01:13:50,676 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 Received shutdown request... [2021-06-05 01:13:50,781 WARN L222 SmtUtils]: Removed 53 from assertion stack [2021-06-05 01:13:50,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-05 01:13:50,781 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-06-05 01:13:50,782 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-05 01:13:50,783 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 01:13:50,784 WARN L196 ceAbstractionStarter]: Timeout [2021-06-05 01:13:50,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 01:13:50 BasicIcfg [2021-06-05 01:13:50,784 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 01:13:50,785 INFO L168 Benchmark]: Toolchain (without parser) took 756990.90 ms. Allocated memory was 350.2 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 312.2 MB in the beginning and 1.1 GB in the end (delta: -825.2 MB). Peak memory consumption was 939.3 MB. Max. memory is 16.0 GB. [2021-06-05 01:13:50,785 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 350.2 MB. Free memory is still 330.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 01:13:50,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.94 ms. Allocated memory is still 350.2 MB. Free memory was 312.0 MB in the beginning and 282.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.0 GB. [2021-06-05 01:13:50,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.70 ms. Allocated memory is still 350.2 MB. Free memory was 282.6 MB in the beginning and 278.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-05 01:13:50,785 INFO L168 Benchmark]: Boogie Preprocessor took 40.92 ms. Allocated memory is still 350.2 MB. Free memory was 278.5 MB in the beginning and 275.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-05 01:13:50,785 INFO L168 Benchmark]: RCFGBuilder took 835.43 ms. Allocated memory is still 350.2 MB. Free memory was 275.2 MB in the beginning and 316.8 MB in the end (delta: -41.6 MB). Peak memory consumption was 81.0 MB. Max. memory is 16.0 GB. [2021-06-05 01:13:50,785 INFO L168 Benchmark]: TraceAbstraction took 755513.69 ms. Allocated memory was 350.2 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 316.8 MB in the beginning and 1.1 GB in the end (delta: -820.6 MB). Peak memory consumption was 943.1 MB. Max. memory is 16.0 GB. [2021-06-05 01:13:50,785 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 350.2 MB. Free memory is still 330.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 528.94 ms. Allocated memory is still 350.2 MB. Free memory was 312.0 MB in the beginning and 282.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 65.70 ms. Allocated memory is still 350.2 MB. Free memory was 282.6 MB in the beginning and 278.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 40.92 ms. Allocated memory is still 350.2 MB. Free memory was 278.5 MB in the beginning and 275.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 835.43 ms. Allocated memory is still 350.2 MB. Free memory was 275.2 MB in the beginning and 316.8 MB in the end (delta: -41.6 MB). Peak memory consumption was 81.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 755513.69 ms. Allocated memory was 350.2 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 316.8 MB in the beginning and 1.1 GB in the end (delta: -820.6 MB). Peak memory consumption was 943.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1075]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1098]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1096]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1092]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1016]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1076]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26376states) and FLOYD_HOARE automaton (currently 32 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 198 for 30ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 494 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 755367.6ms, OverallIterations: 30, TraceHistogramMax: 1, EmptinessCheckTime: 173.9ms, AutomataDifference: 708666.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 344.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 33124 SDtfs, 209095 SDslu, 529770 SDs, 0 SdLazy, 237266 SolverSat, 5290 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 109658.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3456 GetRequests, 90 SyntacticMatches, 57 SemanticMatches, 3308 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116371 ImplicationChecksByTransitivity, 593992.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=26448occurred in iteration=28, InterpolantAutomatonStates: 2417, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 11761.3ms AutomataMinimizationTime, 29 MinimizatonAttempts, 299983 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 92.3ms SsaConstructionTime, 496.0ms SatisfiabilityAnalysisTime, 33554.5ms InterpolantComputationTime, 3432 NumberOfCodeBlocks, 3432 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 3402 ConstructedInterpolants, 0 QuantifiedInterpolants, 94001 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 30 PerfectInterpolantSequences, 0/0 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