/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-12 17:41:41,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-12 17:41:41,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-12 17:41:41,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-12 17:41:41,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-12 17:41:41,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-12 17:41:41,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-12 17:41:41,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-12 17:41:41,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-12 17:41:41,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-12 17:41:41,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-12 17:41:41,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-12 17:41:41,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-12 17:41:41,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-12 17:41:41,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-12 17:41:41,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-12 17:41:41,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-12 17:41:41,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-12 17:41:41,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-12 17:41:41,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-12 17:41:41,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-12 17:41:41,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-12 17:41:41,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-12 17:41:41,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-12 17:41:41,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-12 17:41:41,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-12 17:41:41,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-12 17:41:41,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-12 17:41:41,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-12 17:41:41,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-12 17:41:41,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-12 17:41:41,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-12 17:41:41,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-12 17:41:41,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-12 17:41:41,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-12 17:41:41,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-12 17:41:41,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-12 17:41:41,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-12 17:41:41,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-12 17:41:41,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-12 17:41:41,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-12 17:41:41,269 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 [2021-06-12 17:41:41,313 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-12 17:41:41,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-12 17:41:41,313 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-12 17:41:41,314 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-12 17:41:41,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-12 17:41:41,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-12 17:41:41,316 INFO L138 SettingsManager]: * Use SBE=true [2021-06-12 17:41:41,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-12 17:41:41,316 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-12 17:41:41,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-12 17:41:41,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-12 17:41:41,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-12 17:41:41,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-12 17:41:41,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-12 17:41:41,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-12 17:41:41,318 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-12 17:41:41,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-12 17:41:41,318 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-12 17:41:41,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-12 17:41:41,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-12 17:41:41,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-12 17:41:41,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-12 17:41:41,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-12 17:41:41,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-12 17:41:41,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-12 17:41:41,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-12 17:41:41,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-12 17:41:41,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-12 17:41:41,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-12 17:41:41,320 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-12 17:41:41,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-12 17:41:41,320 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-12 17:41:41,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-12 17:41:41,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-12 17:41:41,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-12 17:41:41,632 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-12 17:41:41,632 INFO L275 PluginConnector]: CDTParser initialized [2021-06-12 17:41:41,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-06-12 17:41:41,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ba9a6ef/9ad7370d19a04cafbbd4ff2613b14df2/FLAG3ea2c9640 [2021-06-12 17:41:42,508 INFO L306 CDTParser]: Found 1 translation units. [2021-06-12 17:41:42,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-06-12 17:41:42,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ba9a6ef/9ad7370d19a04cafbbd4ff2613b14df2/FLAG3ea2c9640 [2021-06-12 17:41:42,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ba9a6ef/9ad7370d19a04cafbbd4ff2613b14df2 [2021-06-12 17:41:42,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-12 17:41:42,999 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-12 17:41:43,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-12 17:41:43,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-12 17:41:43,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-12 17:41:43,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.06 05:41:42" (1/1) ... [2021-06-12 17:41:43,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb42fe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43, skipping insertion in model container [2021-06-12 17:41:43,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.06 05:41:42" (1/1) ... [2021-06-12 17:41:43,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-12 17:41:43,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-12 17:41:43,171 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-12 17:41:43,451 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] [2021-06-12 17:41:43,457 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] [2021-06-12 17:41:43,477 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] [2021-06-12 17:41:43,479 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] [2021-06-12 17:41:43,489 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] [2021-06-12 17:41:43,490 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] [2021-06-12 17:41:43,498 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] [2021-06-12 17:41:43,499 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] [2021-06-12 17:41:43,500 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] [2021-06-12 17:41:43,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-12 17:41:43,506 INFO L203 MainTranslator]: Completed pre-run [2021-06-12 17:41:43,516 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-12 17:41:43,535 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] [2021-06-12 17:41:43,537 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] [2021-06-12 17:41:43,541 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] [2021-06-12 17:41:43,542 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] [2021-06-12 17:41:43,545 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] [2021-06-12 17:41:43,545 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] [2021-06-12 17:41:43,548 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] [2021-06-12 17:41:43,549 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] [2021-06-12 17:41:43,550 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] [2021-06-12 17:41:43,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-12 17:41:43,662 INFO L208 MainTranslator]: Completed translation [2021-06-12 17:41:43,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43 WrapperNode [2021-06-12 17:41:43,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-12 17:41:43,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-12 17:41:43,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-12 17:41:43,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-12 17:41:43,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (1/1) ... [2021-06-12 17:41:43,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (1/1) ... [2021-06-12 17:41:43,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-12 17:41:43,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-12 17:41:43,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-12 17:41:43,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-12 17:41:43,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (1/1) ... [2021-06-12 17:41:43,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (1/1) ... [2021-06-12 17:41:43,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (1/1) ... [2021-06-12 17:41:43,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (1/1) ... [2021-06-12 17:41:43,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (1/1) ... [2021-06-12 17:41:43,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (1/1) ... [2021-06-12 17:41:43,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (1/1) ... [2021-06-12 17:41:43,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-12 17:41:43,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-12 17:41:43,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-12 17:41:43,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-12 17:41:43,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (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 [2021-06-12 17:41:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-06-12 17:41:43,866 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-06-12 17:41:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-12 17:41:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-06-12 17:41:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-12 17:41:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-12 17:41:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-12 17:41:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-06-12 17:41:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-06-12 17:41:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-12 17:41:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-12 17:41:43,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-12 17:41:43,869 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-12 17:41:44,731 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-12 17:41:44,732 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-06-12 17:41:44,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 05:41:44 BoogieIcfgContainer [2021-06-12 17:41:44,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-12 17:41:44,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-12 17:41:44,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-12 17:41:44,738 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-12 17:41:44,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.06 05:41:42" (1/3) ... [2021-06-12 17:41:44,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be7f393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.06 05:41:44, skipping insertion in model container [2021-06-12 17:41:44,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:43" (2/3) ... [2021-06-12 17:41:44,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be7f393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.06 05:41:44, skipping insertion in model container [2021-06-12 17:41:44,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 05:41:44" (3/3) ... [2021-06-12 17:41:44,740 INFO L111 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.i [2021-06-12 17:41:44,745 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-12 17:41:44,745 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-12 17:41:44,746 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-06-12 17:41:44,746 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-12 17:41:44,789 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,789 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,789 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,789 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,789 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,789 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,790 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,790 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,790 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,790 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,790 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,790 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,791 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,791 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,791 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,791 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,791 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,791 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,791 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,792 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,792 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,792 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,792 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,792 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,792 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,793 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,793 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,793 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,793 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,793 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,793 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,793 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,793 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,794 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,794 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,794 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,794 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,794 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,794 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,794 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,794 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,795 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,795 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,795 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,795 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,795 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,795 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,795 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,795 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,796 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,796 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,796 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,796 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,796 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,796 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,796 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,796 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,796 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,797 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,797 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,797 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,797 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,797 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,797 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,797 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,797 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,798 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,798 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,798 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,798 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,798 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,798 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,798 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,798 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,798 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,799 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,799 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,799 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,799 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,799 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,799 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,799 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,799 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,800 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,800 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,800 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,800 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,800 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,800 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,800 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,800 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,801 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,801 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,801 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,801 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,801 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,801 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,801 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,802 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,802 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,802 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,802 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,802 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,802 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,802 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,802 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,803 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,803 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,803 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,803 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,803 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,803 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,803 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,803 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,803 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,804 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,804 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,804 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,804 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,804 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,804 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,804 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,804 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,805 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,805 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,805 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,805 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,805 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,805 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,805 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,805 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,806 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,806 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,806 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,806 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,806 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,806 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,806 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,806 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,806 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,807 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,807 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,807 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,807 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,807 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,807 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,807 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,807 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,808 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,808 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,808 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,808 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,808 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,808 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,808 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,808 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,809 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,809 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,809 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,809 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,809 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,809 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,809 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,809 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,810 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,810 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,810 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,810 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,810 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,810 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,810 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,810 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,811 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,811 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,811 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,811 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,811 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,811 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,811 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,812 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,812 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,812 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,812 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,812 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,812 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,812 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,812 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,813 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,813 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,813 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,813 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,813 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,813 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,813 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,813 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,813 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,814 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,814 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,814 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,814 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,814 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,814 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,814 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,814 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,815 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,815 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,815 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,815 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,815 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,815 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,815 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,815 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,815 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,816 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,816 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,816 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,816 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,816 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,816 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,816 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,817 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,817 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,817 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,817 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,817 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,817 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,817 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,817 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,818 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,818 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,818 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,818 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,818 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,818 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,818 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,819 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,819 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,819 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,819 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,819 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,819 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,819 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,820 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,820 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,820 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,820 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,820 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,820 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,820 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,820 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,821 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,821 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,821 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,821 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,821 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,821 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,822 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,822 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,822 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,822 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,822 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,822 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,822 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,822 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,823 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,823 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,823 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,823 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,823 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,823 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,823 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,823 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,824 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,824 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,824 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,824 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,824 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,824 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,824 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,824 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,825 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,825 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,825 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,825 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,825 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,825 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,825 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,825 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,826 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,826 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,826 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,826 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,826 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,827 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,827 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,827 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,827 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,827 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,827 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,827 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,827 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,827 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,828 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,828 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,828 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,828 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,828 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,828 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,828 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,828 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,829 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,829 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,829 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,829 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,829 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,829 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,829 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,829 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,830 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,830 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,830 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,830 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,830 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,830 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,830 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,830 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,830 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,831 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,831 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,831 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,831 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,831 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,831 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,831 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,831 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,831 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,832 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,832 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,832 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,832 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,832 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,832 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,832 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,832 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,833 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,833 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,833 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,833 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,833 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,833 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,833 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,833 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,834 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,834 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,834 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,834 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,834 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,834 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,834 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,835 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,835 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,835 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,835 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,835 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,835 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,835 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,835 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,836 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,836 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,836 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,836 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,836 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,836 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,836 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,836 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,836 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,837 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,837 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,837 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,837 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,839 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,839 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,839 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,839 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,839 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,840 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,840 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,840 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,840 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,840 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,840 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,840 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,840 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,840 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,841 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,841 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,841 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,841 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,841 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,841 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,841 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,841 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,841 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,842 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,842 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,842 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,842 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,842 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,842 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,842 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,842 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,843 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,843 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,843 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,843 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,843 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,843 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,843 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,843 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,843 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,844 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,844 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,844 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,844 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:44,850 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-12 17:41:44,868 INFO L255 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-06-12 17:41:44,884 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-12 17:41:44,884 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-12 17:41:44,884 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-12 17:41:44,885 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-12 17:41:44,885 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-12 17:41:44,885 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-12 17:41:44,885 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-12 17:41:44,885 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-12 17:41:44,905 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 440 places, 469 transitions, 946 flow [2021-06-12 17:41:45,260 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) [2021-06-12 17:41:45,298 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) [2021-06-12 17:41:45,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-06-12 17:41:45,304 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:45,305 INFO L472 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] [2021-06-12 17:41:45,305 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]=== [2021-06-12 17:41:45,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:45,314 INFO L82 PathProgramCache]: Analyzing trace with hash -767655797, now seen corresponding path program 1 times [2021-06-12 17:41:45,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:45,325 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540498776] [2021-06-12 17:41:45,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:41:45,890 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:45,890 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540498776] [2021-06-12 17:41:45,891 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540498776] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:45,891 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:45,891 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-12 17:41:45,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83843768] [2021-06-12 17:41:45,895 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-12 17:41:45,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:45,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-12 17:41:45,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-06-12 17:41:45,929 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) [2021-06-12 17:41:47,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:47,172 INFO L93 Difference]: Finished difference Result 14076 states and 29136 transitions. [2021-06-12 17:41:47,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-12 17:41:47,173 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 [2021-06-12 17:41:47,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:47,280 INFO L225 Difference]: With dead ends: 14076 [2021-06-12 17:41:47,281 INFO L226 Difference]: Without dead ends: 14060 [2021-06-12 17:41:47,282 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 572.3ms TimeCoverageRelationStatistics Valid=182, Invalid=468, Unknown=0, NotChecked=0, Total=650 [2021-06-12 17:41:47,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14060 states. [2021-06-12 17:41:47,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14060 to 14060. [2021-06-12 17:41:47,702 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) [2021-06-12 17:41:47,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14060 states to 14060 states and 29120 transitions. [2021-06-12 17:41:47,762 INFO L78 Accepts]: Start accepts. Automaton has 14060 states and 29120 transitions. Word has length 53 [2021-06-12 17:41:47,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:47,763 INFO L482 AbstractCegarLoop]: Abstraction has 14060 states and 29120 transitions. [2021-06-12 17:41:47,763 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) [2021-06-12 17:41:47,763 INFO L276 IsEmpty]: Start isEmpty. Operand 14060 states and 29120 transitions. [2021-06-12 17:41:47,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-06-12 17:41:47,764 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:47,764 INFO L472 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] [2021-06-12 17:41:47,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-12 17:41:47,765 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]=== [2021-06-12 17:41:47,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:47,766 INFO L82 PathProgramCache]: Analyzing trace with hash -586543178, now seen corresponding path program 1 times [2021-06-12 17:41:47,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:47,767 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571838802] [2021-06-12 17:41:47,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:48,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:41:48,436 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:48,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571838802] [2021-06-12 17:41:48,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571838802] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:48,436 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:48,436 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-06-12 17:41:48,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331534205] [2021-06-12 17:41:48,438 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-12 17:41:48,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:48,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-12 17:41:48,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=460, Unknown=0, NotChecked=0, Total=506 [2021-06-12 17:41:48,439 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) [2021-06-12 17:41:49,115 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-06-12 17:41:49,301 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2021-06-12 17:41:49,571 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-06-12 17:41:49,761 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-06-12 17:41:49,941 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 108 [2021-06-12 17:41:50,121 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2021-06-12 17:41:50,310 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2021-06-12 17:41:50,534 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2021-06-12 17:41:50,759 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-06-12 17:41:51,022 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-12 17:41:51,228 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 129 [2021-06-12 17:41:51,443 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 125 [2021-06-12 17:41:51,628 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2021-06-12 17:41:51,816 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2021-06-12 17:41:51,994 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-06-12 17:41:53,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:53,256 INFO L93 Difference]: Finished difference Result 29224 states and 60730 transitions. [2021-06-12 17:41:53,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-12 17:41:53,256 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 [2021-06-12 17:41:53,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:53,332 INFO L225 Difference]: With dead ends: 29224 [2021-06-12 17:41:53,332 INFO L226 Difference]: Without dead ends: 29224 [2021-06-12 17:41:53,333 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 3733.1ms TimeCoverageRelationStatistics Valid=671, Invalid=1879, Unknown=0, NotChecked=0, Total=2550 [2021-06-12 17:41:53,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29224 states. [2021-06-12 17:41:53,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29224 to 14058. [2021-06-12 17:41:53,762 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) [2021-06-12 17:41:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29118 transitions. [2021-06-12 17:41:53,797 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29118 transitions. Word has length 58 [2021-06-12 17:41:53,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:53,798 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29118 transitions. [2021-06-12 17:41:53,799 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) [2021-06-12 17:41:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29118 transitions. [2021-06-12 17:41:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-12 17:41:53,809 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:53,809 INFO L472 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] [2021-06-12 17:41:53,809 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-12 17:41:53,809 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]=== [2021-06-12 17:41:53,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:53,811 INFO L82 PathProgramCache]: Analyzing trace with hash -2101413857, now seen corresponding path program 1 times [2021-06-12 17:41:53,811 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:53,811 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898139559] [2021-06-12 17:41:53,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:53,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:41:53,893 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:53,893 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898139559] [2021-06-12 17:41:53,893 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898139559] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:53,893 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:53,893 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-12 17:41:53,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404452021] [2021-06-12 17:41:53,894 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-12 17:41:53,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:53,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-12 17:41:53,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-12 17:41:53,895 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) [2021-06-12 17:41:53,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:53,983 INFO L93 Difference]: Finished difference Result 15898 states and 32816 transitions. [2021-06-12 17:41:53,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-12 17:41:53,983 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 [2021-06-12 17:41:53,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:54,008 INFO L225 Difference]: With dead ends: 15898 [2021-06-12 17:41:54,008 INFO L226 Difference]: Without dead ends: 15898 [2021-06-12 17:41:54,009 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-12 17:41:54,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15898 states. [2021-06-12 17:41:54,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15898 to 14058. [2021-06-12 17:41:54,271 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) [2021-06-12 17:41:54,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29062 transitions. [2021-06-12 17:41:54,419 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29062 transitions. Word has length 83 [2021-06-12 17:41:54,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:54,420 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29062 transitions. [2021-06-12 17:41:54,420 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) [2021-06-12 17:41:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29062 transitions. [2021-06-12 17:41:54,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-06-12 17:41:54,423 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:54,423 INFO L472 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] [2021-06-12 17:41:54,423 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-12 17:41:54,423 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]=== [2021-06-12 17:41:54,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:54,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1385976040, now seen corresponding path program 1 times [2021-06-12 17:41:54,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:54,424 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318057667] [2021-06-12 17:41:54,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:54,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:41:54,531 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:54,531 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318057667] [2021-06-12 17:41:54,531 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318057667] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:54,531 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:54,531 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-12 17:41:54,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964435340] [2021-06-12 17:41:54,532 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-12 17:41:54,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:54,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-12 17:41:54,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 17:41:54,533 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) [2021-06-12 17:41:54,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:54,612 INFO L93 Difference]: Finished difference Result 26210 states and 54304 transitions. [2021-06-12 17:41:54,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-12 17:41:54,613 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 [2021-06-12 17:41:54,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:54,652 INFO L225 Difference]: With dead ends: 26210 [2021-06-12 17:41:54,652 INFO L226 Difference]: Without dead ends: 26210 [2021-06-12 17:41:54,653 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 52.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 17:41:54,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26210 states. [2021-06-12 17:41:55,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26210 to 14114. [2021-06-12 17:41:55,041 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) [2021-06-12 17:41:55,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14114 states to 14114 states and 29176 transitions. [2021-06-12 17:41:55,069 INFO L78 Accepts]: Start accepts. Automaton has 14114 states and 29176 transitions. Word has length 89 [2021-06-12 17:41:55,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:55,069 INFO L482 AbstractCegarLoop]: Abstraction has 14114 states and 29176 transitions. [2021-06-12 17:41:55,069 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) [2021-06-12 17:41:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 14114 states and 29176 transitions. [2021-06-12 17:41:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-06-12 17:41:55,072 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:55,072 INFO L472 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] [2021-06-12 17:41:55,072 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-12 17:41:55,073 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]=== [2021-06-12 17:41:55,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:55,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1238448872, now seen corresponding path program 1 times [2021-06-12 17:41:55,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:55,073 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961936492] [2021-06-12 17:41:55,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:55,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:41:55,504 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:55,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961936492] [2021-06-12 17:41:55,504 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961936492] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:55,504 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:55,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-06-12 17:41:55,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831703863] [2021-06-12 17:41:55,505 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-12 17:41:55,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:55,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-12 17:41:55,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2021-06-12 17:41:55,506 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) [2021-06-12 17:41:56,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:56,993 INFO L93 Difference]: Finished difference Result 32485 states and 67230 transitions. [2021-06-12 17:41:56,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-12 17:41:56,993 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 [2021-06-12 17:41:56,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:57,041 INFO L225 Difference]: With dead ends: 32485 [2021-06-12 17:41:57,041 INFO L226 Difference]: Without dead ends: 32485 [2021-06-12 17:41:57,042 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 765.4ms TimeCoverageRelationStatistics Valid=340, Invalid=850, Unknown=0, NotChecked=0, Total=1190 [2021-06-12 17:41:57,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32485 states. [2021-06-12 17:41:57,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32485 to 15478. [2021-06-12 17:41:57,482 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) [2021-06-12 17:41:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15478 states to 15478 states and 32012 transitions. [2021-06-12 17:41:57,508 INFO L78 Accepts]: Start accepts. Automaton has 15478 states and 32012 transitions. Word has length 101 [2021-06-12 17:41:57,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:57,508 INFO L482 AbstractCegarLoop]: Abstraction has 15478 states and 32012 transitions. [2021-06-12 17:41:57,508 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) [2021-06-12 17:41:57,508 INFO L276 IsEmpty]: Start isEmpty. Operand 15478 states and 32012 transitions. [2021-06-12 17:41:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-06-12 17:41:57,515 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:57,515 INFO L472 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] [2021-06-12 17:41:57,515 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-12 17:41:57,515 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]=== [2021-06-12 17:41:57,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:57,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1709507850, now seen corresponding path program 1 times [2021-06-12 17:41:57,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:57,516 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459438017] [2021-06-12 17:41:57,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:57,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:41:57,595 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:57,595 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459438017] [2021-06-12 17:41:57,595 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459438017] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:57,595 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:57,595 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-12 17:41:57,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853321851] [2021-06-12 17:41:57,596 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-12 17:41:57,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:57,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-12 17:41:57,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-12 17:41:57,597 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) [2021-06-12 17:41:57,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:57,761 INFO L93 Difference]: Finished difference Result 27431 states and 56673 transitions. [2021-06-12 17:41:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-12 17:41:57,761 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 [2021-06-12 17:41:57,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:57,792 INFO L225 Difference]: With dead ends: 27431 [2021-06-12 17:41:57,792 INFO L226 Difference]: Without dead ends: 27431 [2021-06-12 17:41:57,792 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 29.8ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-12 17:41:57,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27431 states. [2021-06-12 17:41:58,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27431 to 16038. [2021-06-12 17:41:58,229 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) [2021-06-12 17:41:58,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16038 states to 16038 states and 33152 transitions. [2021-06-12 17:41:58,254 INFO L78 Accepts]: Start accepts. Automaton has 16038 states and 33152 transitions. Word has length 120 [2021-06-12 17:41:58,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:58,255 INFO L482 AbstractCegarLoop]: Abstraction has 16038 states and 33152 transitions. [2021-06-12 17:41:58,255 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) [2021-06-12 17:41:58,255 INFO L276 IsEmpty]: Start isEmpty. Operand 16038 states and 33152 transitions. [2021-06-12 17:41:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:41:58,260 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:58,261 INFO L472 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] [2021-06-12 17:41:58,261 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-12 17:41:58,261 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]=== [2021-06-12 17:41:58,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:58,261 INFO L82 PathProgramCache]: Analyzing trace with hash 1036658598, now seen corresponding path program 1 times [2021-06-12 17:41:58,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:58,262 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737339690] [2021-06-12 17:41:58,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:41:59,189 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:59,189 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737339690] [2021-06-12 17:41:59,189 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737339690] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:59,189 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:59,189 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-06-12 17:41:59,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779310578] [2021-06-12 17:41:59,189 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-12 17:41:59,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:59,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-12 17:41:59,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2021-06-12 17:41:59,192 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) [2021-06-12 17:42:00,813 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 56 [2021-06-12 17:42:00,960 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 51 [2021-06-12 17:42:01,210 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 65 [2021-06-12 17:42:01,484 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 60 [2021-06-12 17:42:01,629 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-06-12 17:42:01,796 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 62 [2021-06-12 17:42:02,077 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 71 [2021-06-12 17:42:02,590 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 73 [2021-06-12 17:42:03,327 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-06-12 17:42:03,472 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 84 [2021-06-12 17:42:03,668 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 86 [2021-06-12 17:42:03,814 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 88 [2021-06-12 17:42:03,966 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 88 [2021-06-12 17:42:04,117 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2021-06-12 17:42:04,288 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2021-06-12 17:42:04,444 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 80 [2021-06-12 17:42:04,740 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 92 [2021-06-12 17:42:04,908 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 91 [2021-06-12 17:42:05,137 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2021-06-12 17:42:05,360 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-12 17:42:05,553 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 76 [2021-06-12 17:42:05,792 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 90 [2021-06-12 17:42:06,000 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2021-06-12 17:42:06,225 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-06-12 17:42:06,440 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-06-12 17:42:06,661 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 95 [2021-06-12 17:42:06,876 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 96 [2021-06-12 17:42:07,136 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-06-12 17:42:10,116 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 77 [2021-06-12 17:42:11,318 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 71 [2021-06-12 17:42:11,680 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 73 [2021-06-12 17:42:13,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:42:13,868 INFO L93 Difference]: Finished difference Result 38842 states and 80064 transitions. [2021-06-12 17:42:13,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-06-12 17:42:13,868 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 [2021-06-12 17:42:13,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:42:13,908 INFO L225 Difference]: With dead ends: 38842 [2021-06-12 17:42:13,908 INFO L226 Difference]: Without dead ends: 38842 [2021-06-12 17:42:13,911 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4268 ImplicationChecksByTransitivity, 10366.8ms TimeCoverageRelationStatistics Valid=2763, Invalid=11279, Unknown=0, NotChecked=0, Total=14042 [2021-06-12 17:42:14,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38842 states. [2021-06-12 17:42:14,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38842 to 25969. [2021-06-12 17:42:14,347 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) [2021-06-12 17:42:14,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25969 states to 25969 states and 54135 transitions. [2021-06-12 17:42:14,384 INFO L78 Accepts]: Start accepts. Automaton has 25969 states and 54135 transitions. Word has length 122 [2021-06-12 17:42:14,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:42:14,384 INFO L482 AbstractCegarLoop]: Abstraction has 25969 states and 54135 transitions. [2021-06-12 17:42:14,384 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) [2021-06-12 17:42:14,384 INFO L276 IsEmpty]: Start isEmpty. Operand 25969 states and 54135 transitions. [2021-06-12 17:42:14,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:42:14,390 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:42:14,390 INFO L472 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] [2021-06-12 17:42:14,390 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-12 17:42:14,390 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]=== [2021-06-12 17:42:14,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:42:14,391 INFO L82 PathProgramCache]: Analyzing trace with hash 2105949926, now seen corresponding path program 2 times [2021-06-12 17:42:14,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:42:14,391 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283650779] [2021-06-12 17:42:14,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:42:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:42:16,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:42:16,066 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:42:16,066 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283650779] [2021-06-12 17:42:16,066 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283650779] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:42:16,066 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:42:16,066 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:42:16,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034779034] [2021-06-12 17:42:16,066 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:42:16,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:42:16,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:42:16,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1556, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:42:16,067 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) [2021-06-12 17:42:17,375 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-06-12 17:42:17,538 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2021-06-12 17:42:17,734 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2021-06-12 17:42:17,952 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2021-06-12 17:42:18,161 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2021-06-12 17:42:18,440 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-06-12 17:42:18,627 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2021-06-12 17:42:18,855 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 87 [2021-06-12 17:42:19,048 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-06-12 17:42:19,227 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2021-06-12 17:42:19,608 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2021-06-12 17:42:19,763 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 68 [2021-06-12 17:42:19,932 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 70 [2021-06-12 17:42:20,079 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 77 [2021-06-12 17:42:20,243 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 79 [2021-06-12 17:42:20,435 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 72 [2021-06-12 17:42:20,616 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 81 [2021-06-12 17:42:20,838 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2021-06-12 17:42:21,039 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 92 [2021-06-12 17:42:21,256 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 83 [2021-06-12 17:42:21,479 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 94 [2021-06-12 17:42:21,724 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 85 [2021-06-12 17:42:21,946 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 96 [2021-06-12 17:42:22,189 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2021-06-12 17:42:22,430 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 96 [2021-06-12 17:42:22,697 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 98 [2021-06-12 17:42:22,998 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 92 [2021-06-12 17:42:23,309 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 98 [2021-06-12 17:42:23,510 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-06-12 17:42:23,718 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 96 [2021-06-12 17:42:23,939 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-06-12 17:42:24,169 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 95 [2021-06-12 17:42:24,399 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 102 [2021-06-12 17:42:24,703 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 100 [2021-06-12 17:42:24,960 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 97 [2021-06-12 17:42:25,211 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 104 [2021-06-12 17:42:25,500 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 106 [2021-06-12 17:42:25,827 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 102 [2021-06-12 17:42:26,067 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 95 [2021-06-12 17:42:26,367 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 99 [2021-06-12 17:42:26,641 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 97 [2021-06-12 17:42:26,951 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 108 [2021-06-12 17:42:27,337 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 101 [2021-06-12 17:42:27,779 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 110 [2021-06-12 17:42:28,827 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 96 [2021-06-12 17:42:29,094 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2021-06-12 17:42:29,333 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 98 [2021-06-12 17:42:30,063 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 100 [2021-06-12 17:42:30,740 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 102 [2021-06-12 17:42:31,117 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 104 [2021-06-12 17:42:32,873 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 92 [2021-06-12 17:42:33,079 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 94 [2021-06-12 17:42:33,322 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 93 [2021-06-12 17:42:33,482 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 86 [2021-06-12 17:42:33,660 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 88 [2021-06-12 17:42:33,866 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 90 [2021-06-12 17:42:34,139 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 95 [2021-06-12 17:42:34,439 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 97 [2021-06-12 17:42:34,646 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 92 [2021-06-12 17:42:34,913 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 93 [2021-06-12 17:42:35,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:42:35,885 INFO L93 Difference]: Finished difference Result 37575 states and 77544 transitions. [2021-06-12 17:42:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-06-12 17:42:35,885 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 [2021-06-12 17:42:35,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:42:35,927 INFO L225 Difference]: With dead ends: 37575 [2021-06-12 17:42:35,927 INFO L226 Difference]: Without dead ends: 37575 [2021-06-12 17:42:35,930 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4635 ImplicationChecksByTransitivity, 16945.6ms TimeCoverageRelationStatistics Valid=3265, Invalid=14027, Unknown=0, NotChecked=0, Total=17292 [2021-06-12 17:42:36,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37575 states. [2021-06-12 17:42:36,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37575 to 26139. [2021-06-12 17:42:36,385 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) [2021-06-12 17:42:36,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26139 states to 26139 states and 54490 transitions. [2021-06-12 17:42:36,422 INFO L78 Accepts]: Start accepts. Automaton has 26139 states and 54490 transitions. Word has length 122 [2021-06-12 17:42:36,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:42:36,422 INFO L482 AbstractCegarLoop]: Abstraction has 26139 states and 54490 transitions. [2021-06-12 17:42:36,422 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) [2021-06-12 17:42:36,423 INFO L276 IsEmpty]: Start isEmpty. Operand 26139 states and 54490 transitions. [2021-06-12 17:42:36,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:42:36,428 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:42:36,428 INFO L472 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] [2021-06-12 17:42:36,428 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-12 17:42:36,428 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]=== [2021-06-12 17:42:36,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:42:36,428 INFO L82 PathProgramCache]: Analyzing trace with hash 807892394, now seen corresponding path program 3 times [2021-06-12 17:42:36,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:42:36,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853051783] [2021-06-12 17:42:36,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:42:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:42:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:42:38,407 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:42:38,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853051783] [2021-06-12 17:42:38,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853051783] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:42:38,407 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:42:38,407 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:42:38,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185576277] [2021-06-12 17:42:38,408 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:42:38,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:42:38,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:42:38,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:42:38,409 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) [2021-06-12 17:42:39,350 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:42:39,600 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:42:39,758 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:42:39,937 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:42:40,148 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:42:40,373 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:42:40,705 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:42:40,970 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:42:41,251 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:42:41,543 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:42:41,805 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:42:42,024 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:42:42,295 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:42:42,492 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:42:42,705 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:42:42,948 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:42:43,216 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:42:43,513 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:42:43,872 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:42:44,246 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:42:44,468 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:42:44,673 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:42:44,908 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:42:45,135 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:42:45,345 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:42:45,579 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:42:45,976 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-12 17:42:46,233 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:42:46,642 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-06-12 17:42:46,957 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:42:47,309 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-06-12 17:42:47,563 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:42:47,899 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:42:48,267 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:42:48,771 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-06-12 17:42:49,235 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-12 17:42:49,587 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:42:50,199 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-06-12 17:42:50,675 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-06-12 17:42:51,097 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-12 17:42:51,553 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 148 [2021-06-12 17:42:51,880 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-06-12 17:42:52,317 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-06-12 17:42:52,625 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-12 17:42:52,941 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-06-12 17:42:53,399 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-12 17:42:53,794 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-12 17:42:54,221 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-06-12 17:42:54,708 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-06-12 17:42:55,035 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-06-12 17:42:55,497 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 141 [2021-06-12 17:42:56,037 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 154 [2021-06-12 17:42:56,600 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:42:56,867 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:42:57,150 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:42:57,516 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:42:57,885 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:42:58,367 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:42:59,541 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 157 [2021-06-12 17:42:59,866 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:43:00,388 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-12 17:43:00,755 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-06-12 17:43:01,327 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 161 [2021-06-12 17:43:01,790 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-12 17:43:05,054 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:43:05,483 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 135 [2021-06-12 17:43:05,981 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-12 17:43:06,415 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-06-12 17:43:06,851 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-06-12 17:43:08,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:43:08,111 INFO L93 Difference]: Finished difference Result 35998 states and 74343 transitions. [2021-06-12 17:43:08,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-12 17:43:08,112 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 [2021-06-12 17:43:08,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:43:08,155 INFO L225 Difference]: With dead ends: 35998 [2021-06-12 17:43:08,155 INFO L226 Difference]: Without dead ends: 35998 [2021-06-12 17:43:08,158 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4053 ImplicationChecksByTransitivity, 24449.9ms TimeCoverageRelationStatistics Valid=3062, Invalid=13194, Unknown=0, NotChecked=0, Total=16256 [2021-06-12 17:43:08,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35998 states. [2021-06-12 17:43:08,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35998 to 26257. [2021-06-12 17:43:08,526 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) [2021-06-12 17:43:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26257 states to 26257 states and 54729 transitions. [2021-06-12 17:43:08,565 INFO L78 Accepts]: Start accepts. Automaton has 26257 states and 54729 transitions. Word has length 122 [2021-06-12 17:43:08,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:43:08,566 INFO L482 AbstractCegarLoop]: Abstraction has 26257 states and 54729 transitions. [2021-06-12 17:43:08,566 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) [2021-06-12 17:43:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 26257 states and 54729 transitions. [2021-06-12 17:43:08,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:43:08,570 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:43:08,570 INFO L472 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] [2021-06-12 17:43:08,570 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-12 17:43:08,570 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]=== [2021-06-12 17:43:08,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:43:08,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1808874022, now seen corresponding path program 4 times [2021-06-12 17:43:08,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:43:08,571 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048912899] [2021-06-12 17:43:08,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:43:08,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:43:10,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:43:10,272 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:43:10,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048912899] [2021-06-12 17:43:10,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048912899] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:43:10,272 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:43:10,272 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:43:10,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727475399] [2021-06-12 17:43:10,273 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:43:10,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:43:10,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:43:10,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:43:10,274 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) [2021-06-12 17:43:11,143 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-12 17:43:11,331 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:43:11,591 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:43:11,822 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:43:12,007 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:43:12,223 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:43:12,454 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:43:12,703 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:43:12,997 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-12 17:43:13,259 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:43:13,552 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:43:13,817 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:43:14,038 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:43:14,307 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:43:14,504 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:43:14,716 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:43:14,958 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:43:15,227 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:43:15,526 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:43:15,883 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:43:16,305 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:43:16,526 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:43:16,731 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:43:16,967 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:43:17,146 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:43:17,356 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:43:17,590 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:43:17,987 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-12 17:43:18,245 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:43:18,670 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-12 17:43:18,986 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:43:19,329 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-12 17:43:19,584 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:43:19,921 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-12 17:43:20,309 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:43:20,822 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-06-12 17:43:21,263 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-12 17:43:21,568 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-12 17:43:22,132 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-12 17:43:22,550 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-06-12 17:43:22,973 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:43:23,399 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-06-12 17:43:23,716 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 121 [2021-06-12 17:43:24,106 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 134 [2021-06-12 17:43:24,413 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-12 17:43:24,717 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:43:25,191 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 147 [2021-06-12 17:43:25,559 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-12 17:43:25,882 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 115 [2021-06-12 17:43:26,260 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-12 17:43:26,782 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:43:27,100 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-12 17:43:27,479 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-06-12 17:43:27,874 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 141 [2021-06-12 17:43:28,428 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-12 17:43:30,274 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:43:30,685 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-12 17:43:31,165 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 142 [2021-06-12 17:43:34,568 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-12 17:43:34,934 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-12 17:43:35,362 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:43:35,755 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-12 17:43:37,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:43:37,047 INFO L93 Difference]: Finished difference Result 35603 states and 73536 transitions. [2021-06-12 17:43:37,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-12 17:43:37,056 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 [2021-06-12 17:43:37,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:43:37,096 INFO L225 Difference]: With dead ends: 35603 [2021-06-12 17:43:37,096 INFO L226 Difference]: Without dead ends: 35603 [2021-06-12 17:43:37,098 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3251 ImplicationChecksByTransitivity, 21145.5ms TimeCoverageRelationStatistics Valid=2823, Invalid=11697, Unknown=0, NotChecked=0, Total=14520 [2021-06-12 17:43:37,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35603 states. [2021-06-12 17:43:37,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35603 to 26254. [2021-06-12 17:43:37,478 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) [2021-06-12 17:43:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26254 states to 26254 states and 54723 transitions. [2021-06-12 17:43:37,518 INFO L78 Accepts]: Start accepts. Automaton has 26254 states and 54723 transitions. Word has length 122 [2021-06-12 17:43:37,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:43:37,519 INFO L482 AbstractCegarLoop]: Abstraction has 26254 states and 54723 transitions. [2021-06-12 17:43:37,519 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) [2021-06-12 17:43:37,519 INFO L276 IsEmpty]: Start isEmpty. Operand 26254 states and 54723 transitions. [2021-06-12 17:43:37,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:43:37,523 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:43:37,523 INFO L472 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] [2021-06-12 17:43:37,523 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-12 17:43:37,523 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]=== [2021-06-12 17:43:37,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:43:37,524 INFO L82 PathProgramCache]: Analyzing trace with hash -651221718, now seen corresponding path program 5 times [2021-06-12 17:43:37,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:43:37,524 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699977753] [2021-06-12 17:43:37,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:43:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:43:39,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:43:39,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:43:39,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699977753] [2021-06-12 17:43:39,622 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699977753] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:43:39,622 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:43:39,622 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:43:39,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809471450] [2021-06-12 17:43:39,622 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:43:39,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:43:39,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:43:39,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:43:39,623 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) [2021-06-12 17:43:40,522 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:43:40,764 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:43:40,921 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:43:41,095 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:43:41,299 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:43:41,517 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:43:41,752 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:43:42,016 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:43:42,276 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:43:42,567 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:43:42,826 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:43:43,046 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:43:43,359 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:43:43,555 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:43:43,767 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:43:44,007 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:43:44,275 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:43:44,575 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:43:44,926 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:43:45,291 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:43:45,507 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:43:45,714 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:43:45,947 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:43:46,121 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:43:46,332 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:43:46,565 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:43:46,956 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-12 17:43:47,211 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:43:47,681 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-06-12 17:43:47,989 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:43:48,339 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-06-12 17:43:48,600 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:43:48,929 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:43:49,280 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:43:49,762 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-06-12 17:43:50,213 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-12 17:43:50,519 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:43:51,090 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-06-12 17:43:51,572 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-06-12 17:43:52,119 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 152 [2021-06-12 17:43:52,588 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-12 17:43:53,118 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-06-12 17:43:53,447 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-06-12 17:43:53,872 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-06-12 17:43:54,188 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-12 17:43:54,500 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-06-12 17:43:54,953 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-06-12 17:43:55,374 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-06-12 17:43:55,706 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-12 17:43:56,178 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-12 17:43:56,726 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-12 17:43:57,048 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-06-12 17:43:57,457 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-12 17:43:57,873 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-06-12 17:43:58,435 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 143 [2021-06-12 17:43:58,999 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:43:59,254 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:43:59,528 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:43:59,870 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:44:00,231 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:44:00,695 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:44:01,768 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-06-12 17:44:02,092 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:44:02,561 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-12 17:44:02,929 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-06-12 17:44:03,435 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-12 17:44:03,797 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-12 17:44:06,557 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-06-12 17:44:06,970 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-12 17:44:07,429 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-06-12 17:44:07,851 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-06-12 17:44:08,283 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-06-12 17:44:08,758 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 139 [2021-06-12 17:44:09,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:44:09,810 INFO L93 Difference]: Finished difference Result 35610 states and 73549 transitions. [2021-06-12 17:44:09,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-12 17:44:09,811 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 [2021-06-12 17:44:09,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:44:09,848 INFO L225 Difference]: With dead ends: 35610 [2021-06-12 17:44:09,848 INFO L226 Difference]: Without dead ends: 35610 [2021-06-12 17:44:09,849 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4711 ImplicationChecksByTransitivity, 26098.4ms TimeCoverageRelationStatistics Valid=3400, Invalid=14960, Unknown=0, NotChecked=0, Total=18360 [2021-06-12 17:44:09,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35610 states. [2021-06-12 17:44:10,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35610 to 26253. [2021-06-12 17:44:10,195 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) [2021-06-12 17:44:10,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26253 states to 26253 states and 54721 transitions. [2021-06-12 17:44:10,233 INFO L78 Accepts]: Start accepts. Automaton has 26253 states and 54721 transitions. Word has length 122 [2021-06-12 17:44:10,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:44:10,233 INFO L482 AbstractCegarLoop]: Abstraction has 26253 states and 54721 transitions. [2021-06-12 17:44:10,233 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) [2021-06-12 17:44:10,233 INFO L276 IsEmpty]: Start isEmpty. Operand 26253 states and 54721 transitions. [2021-06-12 17:44:10,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:44:10,237 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:44:10,238 INFO L472 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] [2021-06-12 17:44:10,238 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-12 17:44:10,238 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]=== [2021-06-12 17:44:10,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:44:10,238 INFO L82 PathProgramCache]: Analyzing trace with hash -1114706582, now seen corresponding path program 6 times [2021-06-12 17:44:10,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:44:10,238 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770552602] [2021-06-12 17:44:10,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:44:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:44:11,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:44:11,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:44:11,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770552602] [2021-06-12 17:44:11,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770552602] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:44:11,621 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:44:11,621 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:44:11,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369185996] [2021-06-12 17:44:11,621 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:44:11,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:44:11,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:44:11,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:44:11,622 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) [2021-06-12 17:44:12,263 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:44:12,436 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:44:12,630 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:44:12,769 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:44:12,928 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:44:13,109 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:44:13,317 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:44:13,565 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:44:13,873 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:44:14,132 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:44:14,419 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:44:14,738 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:44:14,982 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-12 17:44:15,259 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-12 17:44:15,618 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:44:15,917 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-12 17:44:16,181 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-12 17:44:16,469 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-12 17:44:16,842 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:44:17,174 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-12 17:44:17,495 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-12 17:44:17,882 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:44:18,183 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-12 17:44:18,541 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-12 17:44:18,804 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-12 17:44:19,102 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-12 17:44:19,321 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:44:19,706 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-12 17:44:20,104 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:44:20,353 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:44:20,579 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-12 17:44:20,855 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:44:21,109 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-12 17:44:21,522 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:44:21,836 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-12 17:44:22,123 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-12 17:44:22,609 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-12 17:44:23,006 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:44:23,375 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:44:23,748 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-12 17:44:24,045 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:44:24,377 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-12 17:44:24,727 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:44:25,169 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-12 17:44:25,537 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-12 17:44:25,888 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-12 17:44:26,363 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-12 17:44:26,823 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:44:27,379 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-06-12 17:44:27,775 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-12 17:44:28,123 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:44:28,604 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-12 17:44:29,020 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-12 17:44:29,388 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-12 17:44:29,984 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-12 17:44:30,428 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-12 17:44:30,945 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-06-12 17:44:31,448 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:44:31,939 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-06-12 17:44:32,492 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:44:33,027 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:44:33,418 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:44:33,839 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-12 17:44:34,201 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:44:34,568 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:44:35,068 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-12 17:44:35,456 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:44:35,828 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:44:36,213 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:44:36,602 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:44:37,145 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:44:37,540 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:44:37,907 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:44:38,308 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:44:38,701 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:44:39,222 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:44:39,657 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-06-12 17:44:40,262 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-12 17:44:40,548 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-12 17:44:40,898 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-12 17:44:41,406 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-12 17:44:41,844 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:44:42,539 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-12 17:44:43,004 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-06-12 17:44:43,556 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:44:44,074 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-12 17:44:44,483 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-06-12 17:44:44,912 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:44:45,323 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:44:45,788 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-06-12 17:44:47,815 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:44:48,096 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:44:48,468 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:44:48,682 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-12 17:44:48,930 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-12 17:44:49,251 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-12 17:44:49,624 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:44:50,072 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:44:50,467 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-12 17:44:50,872 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-12 17:44:51,262 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:44:51,927 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-12 17:44:52,525 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:44:52,980 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:44:53,354 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:44:53,744 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:44:54,127 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:44:54,476 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:44:54,892 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:44:55,296 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:44:55,673 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:44:56,077 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:44:56,473 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:44:56,902 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:44:57,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:44:57,952 INFO L93 Difference]: Finished difference Result 36520 states and 75401 transitions. [2021-06-12 17:44:57,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-06-12 17:44:57,952 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 [2021-06-12 17:44:57,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:44:57,988 INFO L225 Difference]: With dead ends: 36520 [2021-06-12 17:44:57,988 INFO L226 Difference]: Without dead ends: 36520 [2021-06-12 17:44:57,990 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8711 ImplicationChecksByTransitivity, 41192.5ms TimeCoverageRelationStatistics Valid=5989, Invalid=23767, Unknown=0, NotChecked=0, Total=29756 [2021-06-12 17:44:58,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36520 states. [2021-06-12 17:44:58,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36520 to 26268. [2021-06-12 17:44:58,359 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) [2021-06-12 17:44:58,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26268 states to 26268 states and 54751 transitions. [2021-06-12 17:44:58,396 INFO L78 Accepts]: Start accepts. Automaton has 26268 states and 54751 transitions. Word has length 122 [2021-06-12 17:44:58,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:44:58,397 INFO L482 AbstractCegarLoop]: Abstraction has 26268 states and 54751 transitions. [2021-06-12 17:44:58,397 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) [2021-06-12 17:44:58,397 INFO L276 IsEmpty]: Start isEmpty. Operand 26268 states and 54751 transitions. [2021-06-12 17:44:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:44:58,401 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:44:58,401 INFO L472 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] [2021-06-12 17:44:58,401 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-12 17:44:58,401 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]=== [2021-06-12 17:44:58,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:44:58,402 INFO L82 PathProgramCache]: Analyzing trace with hash -1255983104, now seen corresponding path program 7 times [2021-06-12 17:44:58,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:44:58,402 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697125971] [2021-06-12 17:44:58,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:44:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:44:59,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:44:59,743 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:44:59,743 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697125971] [2021-06-12 17:44:59,743 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697125971] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:44:59,743 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:44:59,743 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:44:59,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106907269] [2021-06-12 17:44:59,744 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:44:59,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:44:59,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:44:59,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:44:59,744 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) [2021-06-12 17:45:00,418 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:45:00,588 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:45:00,782 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:45:00,922 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:45:01,079 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:45:01,261 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:45:01,552 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:45:01,796 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:45:02,044 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:45:02,306 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:45:02,597 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:45:02,921 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:45:03,295 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:45:03,691 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:45:03,935 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-12 17:45:04,168 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-12 17:45:04,430 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-12 17:45:04,623 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-12 17:45:04,847 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-12 17:45:05,099 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-12 17:45:05,510 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:45:05,856 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-12 17:45:06,275 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:45:06,748 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:45:07,228 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-12 17:45:07,505 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-12 17:45:07,839 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:45:08,213 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-12 17:45:08,679 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-12 17:45:09,227 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-06-12 17:45:09,547 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-12 17:45:10,019 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-12 17:45:10,643 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-12 17:45:11,074 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-06-12 17:45:11,547 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-06-12 17:45:12,027 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 170 [2021-06-12 17:45:12,546 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:45:13,047 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:45:13,403 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:45:13,807 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-12 17:45:14,144 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-12 17:45:14,536 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:45:14,964 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-12 17:45:15,435 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-06-12 17:45:15,816 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:45:16,167 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-06-12 17:45:16,549 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:45:17,112 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:45:17,453 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:45:17,839 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:45:18,231 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:45:18,795 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-12 17:45:19,238 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-06-12 17:45:19,697 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 159 [2021-06-12 17:45:20,693 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-06-12 17:45:21,279 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-12 17:45:21,690 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:45:22,158 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-06-12 17:45:22,735 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 162 [2021-06-12 17:45:25,559 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:45:25,944 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:45:26,386 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:45:26,837 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-12 17:45:27,220 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:45:27,620 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:45:28,133 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:45:28,585 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 160 [2021-06-12 17:45:29,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:45:29,541 INFO L93 Difference]: Finished difference Result 36221 states and 74790 transitions. [2021-06-12 17:45:29,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-12 17:45:29,542 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 [2021-06-12 17:45:29,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:45:29,578 INFO L225 Difference]: With dead ends: 36221 [2021-06-12 17:45:29,578 INFO L226 Difference]: Without dead ends: 36221 [2021-06-12 17:45:29,579 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3414 ImplicationChecksByTransitivity, 25664.1ms TimeCoverageRelationStatistics Valid=3287, Invalid=11475, Unknown=0, NotChecked=0, Total=14762 [2021-06-12 17:45:29,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36221 states. [2021-06-12 17:45:29,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36221 to 26268. [2021-06-12 17:45:29,947 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) [2021-06-12 17:45:29,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26268 states to 26268 states and 54751 transitions. [2021-06-12 17:45:29,985 INFO L78 Accepts]: Start accepts. Automaton has 26268 states and 54751 transitions. Word has length 122 [2021-06-12 17:45:29,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:45:29,985 INFO L482 AbstractCegarLoop]: Abstraction has 26268 states and 54751 transitions. [2021-06-12 17:45:29,985 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) [2021-06-12 17:45:29,985 INFO L276 IsEmpty]: Start isEmpty. Operand 26268 states and 54751 transitions. [2021-06-12 17:45:29,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:45:29,990 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:45:29,990 INFO L472 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] [2021-06-12 17:45:29,990 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-12 17:45:29,990 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]=== [2021-06-12 17:45:29,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:45:29,991 INFO L82 PathProgramCache]: Analyzing trace with hash 2147068070, now seen corresponding path program 8 times [2021-06-12 17:45:29,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:45:29,991 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477094082] [2021-06-12 17:45:29,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:45:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:45:31,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:45:31,095 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:45:31,096 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477094082] [2021-06-12 17:45:31,096 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477094082] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:45:31,096 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:45:31,096 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:45:31,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200103237] [2021-06-12 17:45:31,096 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:45:31,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:45:31,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:45:31,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1117, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:45:31,097 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) [2021-06-12 17:45:31,688 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-06-12 17:45:31,852 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2021-06-12 17:45:32,105 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2021-06-12 17:45:32,247 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-06-12 17:45:32,405 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-06-12 17:45:32,587 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2021-06-12 17:45:32,794 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 94 [2021-06-12 17:45:33,032 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2021-06-12 17:45:33,195 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 79 [2021-06-12 17:45:33,371 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 83 [2021-06-12 17:45:33,571 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 87 [2021-06-12 17:45:33,795 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-06-12 17:45:34,049 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 97 [2021-06-12 17:45:34,232 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 89 [2021-06-12 17:45:34,443 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 93 [2021-06-12 17:45:34,742 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 104 [2021-06-12 17:45:34,977 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 99 [2021-06-12 17:45:35,180 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 95 [2021-06-12 17:45:35,403 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 99 [2021-06-12 17:45:35,711 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 106 [2021-06-12 17:45:35,977 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 103 [2021-06-12 17:45:36,235 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 105 [2021-06-12 17:45:36,598 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 110 [2021-06-12 17:45:36,793 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 95 [2021-06-12 17:45:37,074 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 109 [2021-06-12 17:45:37,278 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2021-06-12 17:45:37,519 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 103 [2021-06-12 17:45:37,684 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-06-12 17:45:37,993 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-06-12 17:45:38,314 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:45:38,502 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-06-12 17:45:38,674 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 91 [2021-06-12 17:45:38,890 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-06-12 17:45:39,086 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 95 [2021-06-12 17:45:39,441 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 111 [2021-06-12 17:45:39,695 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 107 [2021-06-12 17:45:39,922 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 99 [2021-06-12 17:45:40,275 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-06-12 17:45:40,601 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 119 [2021-06-12 17:45:40,952 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-12 17:45:41,258 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-06-12 17:45:41,494 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-06-12 17:45:41,843 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 119 [2021-06-12 17:45:42,094 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 105 [2021-06-12 17:45:42,380 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:45:42,846 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-06-12 17:45:43,145 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-06-12 17:45:43,432 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 110 [2021-06-12 17:45:43,897 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:45:44,273 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-06-12 17:45:44,559 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-06-12 17:45:44,995 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 125 [2021-06-12 17:45:45,343 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-12 17:45:45,641 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 114 [2021-06-12 17:45:46,148 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:45:46,524 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-06-12 17:45:47,018 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 131 [2021-06-12 17:45:47,492 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:45:47,934 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:45:48,263 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-12 17:45:48,558 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:45:48,910 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-12 17:45:49,271 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:45:49,574 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 117 [2021-06-12 17:45:49,878 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-06-12 17:45:50,335 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-06-12 17:45:50,660 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:45:50,974 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-06-12 17:45:51,430 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 125 [2021-06-12 17:45:51,940 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 94 [2021-06-12 17:45:52,159 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 98 [2021-06-12 17:45:52,433 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 104 [2021-06-12 17:45:52,831 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 108 [2021-06-12 17:45:53,183 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-06-12 17:45:53,594 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 117 [2021-06-12 17:45:54,448 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 120 [2021-06-12 17:45:54,822 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:45:55,163 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:45:55,553 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-12 17:45:56,971 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-06-12 17:45:57,185 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-06-12 17:45:57,421 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-06-12 17:45:57,582 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 87 [2021-06-12 17:45:57,772 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 91 [2021-06-12 17:45:58,020 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:45:58,368 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-06-12 17:45:58,721 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:45:58,957 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 101 [2021-06-12 17:45:59,272 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-12 17:45:59,585 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-06-12 17:46:00,169 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 110 [2021-06-12 17:46:00,649 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:46:00,967 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:46:01,276 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-06-12 17:46:01,576 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-06-12 17:46:01,907 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-06-12 17:46:02,227 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:46:02,607 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-12 17:46:02,968 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-12 17:46:03,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:46:03,576 INFO L93 Difference]: Finished difference Result 35693 states and 73715 transitions. [2021-06-12 17:46:03,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-12 17:46:03,577 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 [2021-06-12 17:46:03,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:46:03,612 INFO L225 Difference]: With dead ends: 35693 [2021-06-12 17:46:03,612 INFO L226 Difference]: Without dead ends: 35693 [2021-06-12 17:46:03,613 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7194 ImplicationChecksByTransitivity, 28587.0ms TimeCoverageRelationStatistics Valid=4635, Invalid=20171, Unknown=0, NotChecked=0, Total=24806 [2021-06-12 17:46:03,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35693 states. [2021-06-12 17:46:03,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35693 to 26288. [2021-06-12 17:46:03,972 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) [2021-06-12 17:46:04,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-06-12 17:46:04,009 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-06-12 17:46:04,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:46:04,009 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-06-12 17:46:04,009 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) [2021-06-12 17:46:04,009 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-06-12 17:46:04,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:46:04,014 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:46:04,014 INFO L472 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] [2021-06-12 17:46:04,014 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-12 17:46:04,014 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]=== [2021-06-12 17:46:04,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:46:04,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1853400264, now seen corresponding path program 9 times [2021-06-12 17:46:04,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:46:04,015 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693557210] [2021-06-12 17:46:04,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:46:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:46:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:46:05,158 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:46:05,158 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693557210] [2021-06-12 17:46:05,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693557210] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:46:05,158 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:46:05,158 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:46:05,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898466115] [2021-06-12 17:46:05,159 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:46:05,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:46:05,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:46:05,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:46:05,159 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) [2021-06-12 17:46:05,847 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:46:06,025 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:46:06,221 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:46:06,363 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:46:06,524 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:46:06,767 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:46:06,976 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:46:07,224 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:46:07,475 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:46:07,742 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:46:08,054 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:46:08,380 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:46:08,626 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-12 17:46:08,905 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-12 17:46:09,288 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:46:09,593 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-12 17:46:09,860 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-12 17:46:10,151 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-12 17:46:10,528 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:46:10,864 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-12 17:46:11,234 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-12 17:46:11,640 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:46:11,887 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-12 17:46:12,241 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-12 17:46:12,507 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-12 17:46:12,806 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-12 17:46:13,052 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:46:13,441 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-12 17:46:13,840 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:46:14,086 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:46:14,310 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-12 17:46:14,585 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:46:14,840 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-12 17:46:15,303 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:46:15,617 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-12 17:46:15,904 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-12 17:46:16,331 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-12 17:46:16,756 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:46:17,129 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:46:17,509 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-12 17:46:17,809 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:46:18,230 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-06-12 17:46:18,545 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-12 17:46:18,898 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:46:19,487 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-12 17:46:19,852 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-12 17:46:20,206 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-12 17:46:20,677 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:46:21,254 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-12 17:46:21,608 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:46:22,087 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-06-12 17:46:22,540 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-06-12 17:46:22,959 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-12 17:46:23,329 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-12 17:46:24,008 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-12 17:46:24,472 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:46:25,048 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-06-12 17:46:25,548 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 163 [2021-06-12 17:46:26,122 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:46:26,660 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:46:27,061 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:46:27,428 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:46:27,865 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-06-12 17:46:28,347 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-06-12 17:46:28,721 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:46:29,113 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:46:29,517 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:46:29,684 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-06-12 17:46:30,093 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:46:30,502 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:46:30,885 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:46:31,387 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-12 17:46:31,817 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-06-12 17:46:32,270 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-12 17:46:32,493 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-06-12 17:46:32,947 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-12 17:46:33,229 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-12 17:46:33,586 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-12 17:46:34,109 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-12 17:46:34,551 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:46:35,053 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-12 17:46:35,426 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-06-12 17:46:35,968 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:46:36,435 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-06-12 17:46:36,911 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:46:37,388 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 149 [2021-06-12 17:46:37,956 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-06-12 17:46:40,130 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:46:40,420 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:46:40,744 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:46:40,957 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-12 17:46:41,209 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-12 17:46:41,601 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-12 17:46:41,979 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:46:42,441 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:46:42,741 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-12 17:46:43,142 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-12 17:46:43,535 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:46:43,709 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-06-12 17:46:44,224 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-12 17:46:44,861 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:46:45,258 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:46:45,641 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:46:46,094 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:46:46,505 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:46:46,945 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-12 17:46:47,320 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:46:47,717 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:46:48,170 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-06-12 17:46:48,609 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 153 [2021-06-12 17:46:49,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:46:49,740 INFO L93 Difference]: Finished difference Result 36553 states and 75473 transitions. [2021-06-12 17:46:49,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-12 17:46:49,740 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 [2021-06-12 17:46:49,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:46:49,779 INFO L225 Difference]: With dead ends: 36553 [2021-06-12 17:46:49,779 INFO L226 Difference]: Without dead ends: 36553 [2021-06-12 17:46:49,780 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8067 ImplicationChecksByTransitivity, 38819.1ms TimeCoverageRelationStatistics Valid=5566, Invalid=22490, Unknown=0, NotChecked=0, Total=28056 [2021-06-12 17:46:49,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36553 states. [2021-06-12 17:46:50,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36553 to 26291. [2021-06-12 17:46:50,209 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) [2021-06-12 17:46:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26291 states to 26291 states and 54797 transitions. [2021-06-12 17:46:50,248 INFO L78 Accepts]: Start accepts. Automaton has 26291 states and 54797 transitions. Word has length 122 [2021-06-12 17:46:50,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:46:50,248 INFO L482 AbstractCegarLoop]: Abstraction has 26291 states and 54797 transitions. [2021-06-12 17:46:50,248 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) [2021-06-12 17:46:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand 26291 states and 54797 transitions. [2021-06-12 17:46:50,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:46:50,252 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:46:50,252 INFO L472 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] [2021-06-12 17:46:50,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-12 17:46:50,253 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]=== [2021-06-12 17:46:50,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:46:50,253 INFO L82 PathProgramCache]: Analyzing trace with hash -106435492, now seen corresponding path program 10 times [2021-06-12 17:46:50,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:46:50,253 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552891822] [2021-06-12 17:46:50,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:46:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:46:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:46:51,361 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:46:51,361 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552891822] [2021-06-12 17:46:51,362 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552891822] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:46:51,362 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:46:51,362 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:46:51,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224871175] [2021-06-12 17:46:51,362 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:46:51,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:46:51,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:46:51,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:46:51,363 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) [2021-06-12 17:46:52,045 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:46:52,220 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:46:52,414 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:46:52,555 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:46:52,713 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:46:52,894 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:46:53,103 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:46:53,348 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:46:53,593 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:46:53,854 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:46:54,200 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:46:54,517 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:46:54,890 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:46:55,276 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:46:55,510 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-12 17:46:55,739 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-12 17:46:55,997 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-12 17:46:56,189 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-12 17:46:56,414 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-12 17:46:56,669 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-12 17:46:57,077 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:46:57,364 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-12 17:46:57,785 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:46:58,122 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:46:58,542 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-12 17:46:58,815 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-12 17:46:59,231 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-06-12 17:46:59,547 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:47:00,026 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-12 17:47:00,575 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-12 17:47:01,054 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-06-12 17:47:01,783 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 173 [2021-06-12 17:47:01,975 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:47:02,327 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:47:02,835 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:47:03,200 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:47:03,540 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-12 17:47:03,930 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-12 17:47:04,389 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 166 [2021-06-12 17:47:04,735 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-06-12 17:47:05,093 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:47:05,250 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-06-12 17:47:05,661 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-12 17:47:06,197 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-06-12 17:47:06,699 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 162 [2021-06-12 17:47:06,885 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-06-12 17:47:07,912 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 96 [2021-06-12 17:47:08,749 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 165 [2021-06-12 17:47:10,960 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-06-12 17:47:11,962 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-06-12 17:47:12,596 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-06-12 17:47:13,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:47:13,759 INFO L93 Difference]: Finished difference Result 35854 states and 74047 transitions. [2021-06-12 17:47:13,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-12 17:47:13,759 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 [2021-06-12 17:47:13,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:47:13,794 INFO L225 Difference]: With dead ends: 35854 [2021-06-12 17:47:13,794 INFO L226 Difference]: Without dead ends: 35854 [2021-06-12 17:47:13,795 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2156 ImplicationChecksByTransitivity, 17160.0ms TimeCoverageRelationStatistics Valid=2245, Invalid=8057, Unknown=0, NotChecked=0, Total=10302 [2021-06-12 17:47:13,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35854 states. [2021-06-12 17:47:14,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35854 to 26288. [2021-06-12 17:47:14,147 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) [2021-06-12 17:47:14,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-06-12 17:47:14,185 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-06-12 17:47:14,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:47:14,185 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-06-12 17:47:14,185 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) [2021-06-12 17:47:14,185 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-06-12 17:47:14,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:47:14,189 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:47:14,189 INFO L472 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] [2021-06-12 17:47:14,189 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-12 17:47:14,189 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]=== [2021-06-12 17:47:14,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:47:14,190 INFO L82 PathProgramCache]: Analyzing trace with hash 53182638, now seen corresponding path program 11 times [2021-06-12 17:47:14,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:47:14,190 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237957158] [2021-06-12 17:47:14,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:47:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:47:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:47:15,904 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:47:15,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237957158] [2021-06-12 17:47:15,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237957158] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:47:15,905 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:47:15,905 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:47:15,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810186067] [2021-06-12 17:47:15,905 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:47:15,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:47:15,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:47:15,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:47:15,906 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) [2021-06-12 17:47:16,258 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2021-06-12 17:47:16,698 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-12 17:47:16,878 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:47:17,125 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:47:17,282 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:47:17,459 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:47:17,666 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:47:17,887 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:47:18,126 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:47:18,392 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:47:18,653 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:47:18,943 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:47:19,202 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:47:19,424 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:47:19,691 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:47:19,889 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:47:20,100 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:47:20,342 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:47:20,612 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:47:20,954 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:47:21,307 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:47:21,673 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:47:21,893 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:47:22,098 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:47:22,332 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:47:22,506 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:47:22,715 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:47:22,948 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:47:23,343 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-12 17:47:23,599 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:47:23,952 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:47:24,210 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:47:24,542 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:47:24,992 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-12 17:47:25,340 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:47:25,789 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:47:26,274 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-06-12 17:47:26,710 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-12 17:47:27,217 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-12 17:47:27,525 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-12 17:47:27,894 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-12 17:47:28,295 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-12 17:47:28,601 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-12 17:47:29,076 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 140 [2021-06-12 17:47:29,470 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-12 17:47:29,936 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-12 17:47:30,275 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-12 17:47:30,638 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-12 17:47:31,082 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-12 17:47:31,660 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:47:31,928 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:47:32,213 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:47:32,582 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:47:32,945 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:47:33,372 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:47:33,747 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-06-12 17:47:33,924 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-06-12 17:47:34,506 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 147 [2021-06-12 17:47:35,071 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-12 17:47:35,406 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:47:35,792 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-12 17:47:36,114 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-12 17:47:36,516 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-06-12 17:47:37,041 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-06-12 17:47:40,345 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-06-12 17:47:40,794 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-06-12 17:47:41,229 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-12 17:47:42,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:47:42,339 INFO L93 Difference]: Finished difference Result 36788 states and 75941 transitions. [2021-06-12 17:47:42,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-12 17:47:42,343 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 [2021-06-12 17:47:42,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:47:42,384 INFO L225 Difference]: With dead ends: 36788 [2021-06-12 17:47:42,384 INFO L226 Difference]: Without dead ends: 36788 [2021-06-12 17:47:42,385 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3600 ImplicationChecksByTransitivity, 21423.1ms TimeCoverageRelationStatistics Valid=2750, Invalid=12012, Unknown=0, NotChecked=0, Total=14762 [2021-06-12 17:47:42,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36788 states. [2021-06-12 17:47:42,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36788 to 26409. [2021-06-12 17:47:42,851 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) [2021-06-12 17:47:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26409 states to 26409 states and 55037 transitions. [2021-06-12 17:47:42,888 INFO L78 Accepts]: Start accepts. Automaton has 26409 states and 55037 transitions. Word has length 122 [2021-06-12 17:47:42,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:47:42,888 INFO L482 AbstractCegarLoop]: Abstraction has 26409 states and 55037 transitions. [2021-06-12 17:47:42,888 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) [2021-06-12 17:47:42,888 INFO L276 IsEmpty]: Start isEmpty. Operand 26409 states and 55037 transitions. [2021-06-12 17:47:42,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:47:42,893 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:47:42,893 INFO L472 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] [2021-06-12 17:47:42,893 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-12 17:47:42,893 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]=== [2021-06-12 17:47:42,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:47:42,893 INFO L82 PathProgramCache]: Analyzing trace with hash -898245356, now seen corresponding path program 12 times [2021-06-12 17:47:42,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:47:42,893 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953032044] [2021-06-12 17:47:42,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:47:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:47:44,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:47:44,693 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:47:44,693 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953032044] [2021-06-12 17:47:44,693 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953032044] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:47:44,693 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:47:44,693 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:47:44,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777464963] [2021-06-12 17:47:44,695 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:47:44,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:47:44,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:47:44,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:47:44,696 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) [2021-06-12 17:47:45,541 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:47:45,780 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:47:45,939 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:47:46,114 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:47:46,320 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:47:46,540 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:47:46,778 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:47:47,042 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:47:47,362 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:47:47,658 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:47:47,916 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:47:48,138 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:47:48,411 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:47:48,622 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:47:48,831 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:47:49,070 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:47:49,341 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:47:49,642 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:47:49,992 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:47:50,355 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:47:50,565 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:47:50,770 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:47:51,004 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:47:51,182 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:47:51,389 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:47:51,668 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:47:52,058 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-12 17:47:52,317 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:47:52,660 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:47:52,921 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:47:53,250 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:47:53,708 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-12 17:47:54,008 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:47:54,418 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:47:54,895 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-06-12 17:47:55,319 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-12 17:47:55,805 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-12 17:47:56,173 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-12 17:47:56,618 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-06-12 17:47:56,964 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-12 17:47:57,367 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-12 17:47:57,726 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-06-12 17:47:58,031 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-12 17:47:58,482 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 137 [2021-06-12 17:47:58,903 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-12 17:47:59,242 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-12 17:47:59,715 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-12 17:48:00,086 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-06-12 17:48:00,478 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-12 17:48:00,889 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-06-12 17:48:01,387 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:48:01,945 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:48:02,207 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:48:02,491 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:48:02,845 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:48:03,202 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:48:03,631 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:48:03,962 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-06-12 17:48:04,699 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 144 [2021-06-12 17:48:05,257 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-12 17:48:05,594 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:48:05,969 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-12 17:48:06,291 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-12 17:48:06,739 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-06-12 17:48:07,292 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-06-12 17:48:10,174 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-12 17:48:10,639 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:48:11,024 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-12 17:48:11,428 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-12 17:48:11,854 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-12 17:48:12,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:48:12,637 INFO L93 Difference]: Finished difference Result 37026 states and 76426 transitions. [2021-06-12 17:48:12,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-12 17:48:12,638 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 [2021-06-12 17:48:12,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:48:12,675 INFO L225 Difference]: With dead ends: 37026 [2021-06-12 17:48:12,675 INFO L226 Difference]: Without dead ends: 37026 [2021-06-12 17:48:12,676 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3976 ImplicationChecksByTransitivity, 24124.0ms TimeCoverageRelationStatistics Valid=3018, Invalid=13238, Unknown=0, NotChecked=0, Total=16256 [2021-06-12 17:48:12,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37026 states. [2021-06-12 17:48:13,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37026 to 26415. [2021-06-12 17:48:13,033 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) [2021-06-12 17:48:13,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26415 states to 26415 states and 55049 transitions. [2021-06-12 17:48:13,071 INFO L78 Accepts]: Start accepts. Automaton has 26415 states and 55049 transitions. Word has length 122 [2021-06-12 17:48:13,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:48:13,071 INFO L482 AbstractCegarLoop]: Abstraction has 26415 states and 55049 transitions. [2021-06-12 17:48:13,071 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) [2021-06-12 17:48:13,071 INFO L276 IsEmpty]: Start isEmpty. Operand 26415 states and 55049 transitions. [2021-06-12 17:48:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:48:13,075 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:48:13,075 INFO L472 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] [2021-06-12 17:48:13,076 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-12 17:48:13,076 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]=== [2021-06-12 17:48:13,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:48:13,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1327827878, now seen corresponding path program 13 times [2021-06-12 17:48:13,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:48:13,076 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854536600] [2021-06-12 17:48:13,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:48:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:48:14,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:48:14,773 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:48:14,773 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854536600] [2021-06-12 17:48:14,773 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854536600] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:48:14,773 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:48:14,773 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:48:14,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173693589] [2021-06-12 17:48:14,773 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:48:14,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:48:14,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:48:14,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:48:14,774 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) [2021-06-12 17:48:15,612 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-12 17:48:15,801 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:48:16,063 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:48:16,227 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:48:16,414 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:48:16,636 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-12 17:48:16,869 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:48:17,119 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-12 17:48:17,404 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-12 17:48:17,669 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-12 17:48:18,009 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-12 17:48:18,277 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2021-06-12 17:48:18,503 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:48:18,778 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-12 17:48:18,977 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-12 17:48:19,193 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-12 17:48:19,438 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:48:19,711 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:48:20,019 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-12 17:48:20,385 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-12 17:48:20,770 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-06-12 17:48:21,003 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-12 17:48:21,218 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-12 17:48:21,463 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-12 17:48:21,641 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:48:21,856 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:48:22,146 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:48:22,596 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-06-12 17:48:22,862 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-12 17:48:23,237 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-12 17:48:23,498 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:48:23,864 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-12 17:48:24,307 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-06-12 17:48:24,645 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-06-12 17:48:25,127 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-12 17:48:25,585 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-06-12 17:48:26,032 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-06-12 17:48:26,525 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:48:26,888 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-12 17:48:27,298 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:48:27,646 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:48:28,002 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-12 17:48:28,333 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-06-12 17:48:28,635 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-12 17:48:29,049 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-06-12 17:48:29,420 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-12 17:48:29,814 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:48:30,151 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-12 17:48:30,555 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:48:30,941 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-12 17:48:31,408 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-12 17:48:31,764 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-06-12 17:48:32,143 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:48:32,679 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-06-12 17:48:34,497 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-12 17:48:34,965 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:48:35,344 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-12 17:48:35,749 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-12 17:48:36,237 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-06-12 17:48:39,891 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-12 17:48:40,257 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-12 17:48:40,682 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-12 17:48:41,107 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-12 17:48:42,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:48:42,332 INFO L93 Difference]: Finished difference Result 36153 states and 74648 transitions. [2021-06-12 17:48:42,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-12 17:48:42,332 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 [2021-06-12 17:48:42,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:48:42,370 INFO L225 Difference]: With dead ends: 36153 [2021-06-12 17:48:42,370 INFO L226 Difference]: Without dead ends: 36153 [2021-06-12 17:48:42,371 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3352 ImplicationChecksByTransitivity, 21290.4ms TimeCoverageRelationStatistics Valid=2831, Invalid=11931, Unknown=0, NotChecked=0, Total=14762 [2021-06-12 17:48:42,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36153 states. [2021-06-12 17:48:42,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36153 to 26326. [2021-06-12 17:48:42,745 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) [2021-06-12 17:48:42,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26326 states to 26326 states and 54868 transitions. [2021-06-12 17:48:42,783 INFO L78 Accepts]: Start accepts. Automaton has 26326 states and 54868 transitions. Word has length 122 [2021-06-12 17:48:42,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:48:42,783 INFO L482 AbstractCegarLoop]: Abstraction has 26326 states and 54868 transitions. [2021-06-12 17:48:42,783 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) [2021-06-12 17:48:42,783 INFO L276 IsEmpty]: Start isEmpty. Operand 26326 states and 54868 transitions. [2021-06-12 17:48:42,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:48:42,787 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:48:42,787 INFO L472 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] [2021-06-12 17:48:42,788 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-12 17:48:42,788 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]=== [2021-06-12 17:48:42,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:48:42,788 INFO L82 PathProgramCache]: Analyzing trace with hash 306948138, now seen corresponding path program 14 times [2021-06-12 17:48:42,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:48:42,788 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713647395] [2021-06-12 17:48:42,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:48:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:48:44,505 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 14 [2021-06-12 17:48:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:48:44,596 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:48:44,596 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713647395] [2021-06-12 17:48:44,596 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713647395] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:48:44,596 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:48:44,596 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:48:44,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108927063] [2021-06-12 17:48:44,596 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:48:44,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:48:44,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:48:44,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1565, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:48:44,597 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) [2021-06-12 17:48:45,338 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-12 17:48:45,519 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:48:45,769 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:48:45,927 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:48:46,107 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:48:46,317 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:48:46,540 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:48:46,782 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:48:47,049 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:48:47,311 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:48:47,605 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:48:47,871 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:48:48,092 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:48:48,363 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:48:48,567 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:48:48,779 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:48:49,085 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:48:49,355 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:48:49,660 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:48:50,028 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:48:50,410 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:48:50,640 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:48:50,849 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:48:51,085 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:48:51,262 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:48:51,474 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:48:51,711 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:48:52,115 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-12 17:48:52,375 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:48:52,738 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:48:52,999 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:48:53,388 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:48:53,841 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-12 17:48:54,140 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:48:54,611 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:48:55,106 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-06-12 17:48:55,627 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-12 17:48:56,008 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-12 17:48:56,395 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-06-12 17:48:56,909 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-06-12 17:48:57,236 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-12 17:48:57,723 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 142 [2021-06-12 17:48:58,170 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-12 17:48:58,512 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-12 17:48:58,898 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-12 17:48:59,248 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 125 [2021-06-12 17:48:59,611 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-06-12 17:48:59,919 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-12 17:49:00,383 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-12 17:49:00,836 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 143 [2021-06-12 17:49:01,183 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-12 17:49:01,543 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-12 17:49:02,080 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 150 [2021-06-12 17:49:02,437 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-06-12 17:49:02,911 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-06-12 17:49:03,418 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:49:04,027 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:49:04,314 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:49:04,617 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:49:05,005 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:49:05,382 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:49:05,835 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:49:06,235 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-06-12 17:49:06,811 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 136 [2021-06-12 17:49:07,405 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-06-12 17:49:07,966 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 157 [2021-06-12 17:49:08,286 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:49:08,666 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-12 17:49:09,026 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-06-12 17:49:09,466 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-06-12 17:49:10,059 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-06-12 17:49:13,784 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:49:14,173 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-12 17:49:14,623 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-12 17:49:16,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:49:16,059 INFO L93 Difference]: Finished difference Result 37208 states and 76794 transitions. [2021-06-12 17:49:16,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-06-12 17:49:16,060 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 [2021-06-12 17:49:16,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:49:16,092 INFO L225 Difference]: With dead ends: 37208 [2021-06-12 17:49:16,092 INFO L226 Difference]: Without dead ends: 37208 [2021-06-12 17:49:16,092 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4273 ImplicationChecksByTransitivity, 25308.2ms TimeCoverageRelationStatistics Valid=3209, Invalid=13821, Unknown=0, NotChecked=0, Total=17030 [2021-06-12 17:49:16,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37208 states. [2021-06-12 17:49:16,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37208 to 26421. [2021-06-12 17:49:16,421 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) [2021-06-12 17:49:16,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26421 states to 26421 states and 55061 transitions. [2021-06-12 17:49:16,458 INFO L78 Accepts]: Start accepts. Automaton has 26421 states and 55061 transitions. Word has length 122 [2021-06-12 17:49:16,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:49:16,458 INFO L482 AbstractCegarLoop]: Abstraction has 26421 states and 55061 transitions. [2021-06-12 17:49:16,458 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) [2021-06-12 17:49:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 26421 states and 55061 transitions. [2021-06-12 17:49:16,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:49:16,463 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:49:16,463 INFO L472 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] [2021-06-12 17:49:16,463 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-12 17:49:16,463 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]=== [2021-06-12 17:49:16,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:49:16,463 INFO L82 PathProgramCache]: Analyzing trace with hash -1761945924, now seen corresponding path program 15 times [2021-06-12 17:49:16,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:49:16,463 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822174430] [2021-06-12 17:49:16,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:49:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:49:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:49:17,980 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:49:17,980 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822174430] [2021-06-12 17:49:17,980 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822174430] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:49:17,980 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:49:17,980 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:49:17,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846731340] [2021-06-12 17:49:17,981 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:49:17,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:49:17,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:49:17,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1574, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:49:17,982 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) [2021-06-12 17:49:18,779 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-12 17:49:18,965 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:49:19,221 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:49:19,384 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:49:19,569 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:49:19,850 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-12 17:49:20,083 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:49:20,332 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-12 17:49:20,616 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-12 17:49:20,881 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-12 17:49:21,174 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-12 17:49:21,440 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2021-06-12 17:49:21,665 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:49:21,941 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-12 17:49:22,138 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-12 17:49:22,352 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-12 17:49:22,593 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:49:22,861 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:49:23,159 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-12 17:49:23,516 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-12 17:49:23,887 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-06-12 17:49:24,109 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-12 17:49:24,364 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-12 17:49:24,604 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-12 17:49:24,780 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:49:24,988 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:49:25,228 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:49:25,619 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-06-12 17:49:25,881 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-12 17:49:26,246 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-12 17:49:26,508 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:49:26,846 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-12 17:49:27,271 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-06-12 17:49:27,579 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-06-12 17:49:28,028 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-12 17:49:28,473 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-06-12 17:49:28,978 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-06-12 17:49:29,344 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-06-12 17:49:29,702 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 124 [2021-06-12 17:49:30,186 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 132 [2021-06-12 17:49:30,516 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-12 17:49:30,911 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:49:31,299 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-06-12 17:49:31,648 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:49:32,000 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-12 17:49:32,330 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-12 17:49:32,668 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-06-12 17:49:33,020 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-12 17:49:33,414 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-12 17:49:33,771 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-12 17:49:34,160 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-12 17:49:34,547 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:49:34,877 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-12 17:49:35,261 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-12 17:49:35,593 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-12 17:49:36,004 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:49:36,327 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-12 17:49:36,787 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-12 17:49:37,170 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-12 17:49:37,529 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-06-12 17:49:37,891 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:49:38,433 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-06-12 17:49:40,078 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:49:40,605 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-06-12 17:49:41,042 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:49:41,398 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-12 17:49:41,783 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-06-12 17:49:42,152 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-12 17:49:42,641 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-06-12 17:49:45,836 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-12 17:49:46,274 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-12 17:49:46,605 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-12 17:49:46,917 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-12 17:49:47,259 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-12 17:49:47,661 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:49:48,015 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-12 17:49:48,329 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-12 17:49:49,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:49:49,530 INFO L93 Difference]: Finished difference Result 36743 states and 75843 transitions. [2021-06-12 17:49:49,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-12 17:49:49,531 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 [2021-06-12 17:49:49,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:49:49,567 INFO L225 Difference]: With dead ends: 36743 [2021-06-12 17:49:49,567 INFO L226 Difference]: Without dead ends: 36743 [2021-06-12 17:49:49,568 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4491 ImplicationChecksByTransitivity, 25986.3ms TimeCoverageRelationStatistics Valid=3572, Invalid=14788, Unknown=0, NotChecked=0, Total=18360 [2021-06-12 17:49:49,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36743 states. [2021-06-12 17:49:49,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36743 to 26334. [2021-06-12 17:49:49,903 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) [2021-06-12 17:49:49,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26334 states to 26334 states and 54884 transitions. [2021-06-12 17:49:49,937 INFO L78 Accepts]: Start accepts. Automaton has 26334 states and 54884 transitions. Word has length 122 [2021-06-12 17:49:49,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:49:49,938 INFO L482 AbstractCegarLoop]: Abstraction has 26334 states and 54884 transitions. [2021-06-12 17:49:49,938 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) [2021-06-12 17:49:49,938 INFO L276 IsEmpty]: Start isEmpty. Operand 26334 states and 54884 transitions. [2021-06-12 17:49:49,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:49:49,942 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:49:49,942 INFO L472 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] [2021-06-12 17:49:49,942 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-12 17:49:49,942 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]=== [2021-06-12 17:49:49,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:49:49,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1571733586, now seen corresponding path program 16 times [2021-06-12 17:49:49,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:49:49,943 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403664624] [2021-06-12 17:49:49,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:49:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:49:51,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:49:51,593 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:49:51,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403664624] [2021-06-12 17:49:51,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403664624] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:49:51,593 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:49:51,594 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-06-12 17:49:51,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469904818] [2021-06-12 17:49:51,594 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-12 17:49:51,594 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:49:51,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-12 17:49:51,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1498, Unknown=0, NotChecked=0, Total=1640 [2021-06-12 17:49:51,595 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) [2021-06-12 17:49:52,487 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:49:52,735 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:49:52,895 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:49:53,076 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:49:53,285 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:49:53,509 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:49:53,752 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:49:54,039 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-12 17:49:54,296 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:49:54,584 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:49:54,885 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:49:55,101 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:49:55,363 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:49:55,555 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:49:55,762 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:49:55,996 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:49:56,257 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:49:56,549 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:49:56,892 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:49:57,246 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:49:57,456 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:49:57,657 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:49:57,885 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:49:58,058 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:49:58,263 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:49:58,493 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:49:58,878 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-12 17:49:59,173 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:49:59,512 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:49:59,765 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:50:00,089 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-12 17:50:00,503 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-12 17:50:00,794 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:50:01,228 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-12 17:50:01,665 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-06-12 17:50:02,118 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-12 17:50:02,484 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-12 17:50:02,833 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-12 17:50:03,307 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 135 [2021-06-12 17:50:03,718 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-06-12 17:50:04,143 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:50:04,529 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 139 [2021-06-12 17:50:04,962 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-06-12 17:50:05,308 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-12 17:50:05,625 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 122 [2021-06-12 17:50:05,940 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-12 17:50:06,331 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-12 17:50:06,685 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-12 17:50:07,035 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:50:07,367 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-12 17:50:07,806 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-12 17:50:08,131 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-12 17:50:08,606 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-12 17:50:08,939 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-12 17:50:09,291 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-06-12 17:50:09,784 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 125 [2021-06-12 17:50:11,396 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:50:11,826 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-06-12 17:50:12,238 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-12 17:50:12,573 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-06-12 17:50:13,013 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 128 [2021-06-12 17:50:16,035 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-12 17:50:16,412 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-12 17:50:16,799 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-12 17:50:17,111 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-12 17:50:17,467 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-12 17:50:17,831 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-06-12 17:50:18,199 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:50:18,541 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-12 17:50:18,859 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-12 17:50:19,261 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 121 [2021-06-12 17:50:20,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:50:20,320 INFO L93 Difference]: Finished difference Result 36279 states and 74903 transitions. [2021-06-12 17:50:20,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-06-12 17:50:20,321 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 [2021-06-12 17:50:20,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:50:20,356 INFO L225 Difference]: With dead ends: 36279 [2021-06-12 17:50:20,356 INFO L226 Difference]: Without dead ends: 36279 [2021-06-12 17:50:20,357 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4169 ImplicationChecksByTransitivity, 23870.8ms TimeCoverageRelationStatistics Valid=3305, Invalid=13987, Unknown=0, NotChecked=0, Total=17292 [2021-06-12 17:50:20,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36279 states. [2021-06-12 17:50:20,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36279 to 26323. [2021-06-12 17:50:20,745 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) [2021-06-12 17:50:20,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26323 states to 26323 states and 54862 transitions. [2021-06-12 17:50:20,782 INFO L78 Accepts]: Start accepts. Automaton has 26323 states and 54862 transitions. Word has length 122 [2021-06-12 17:50:20,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:50:20,782 INFO L482 AbstractCegarLoop]: Abstraction has 26323 states and 54862 transitions. [2021-06-12 17:50:20,782 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) [2021-06-12 17:50:20,782 INFO L276 IsEmpty]: Start isEmpty. Operand 26323 states and 54862 transitions. [2021-06-12 17:50:20,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:50:20,787 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:50:20,787 INFO L472 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] [2021-06-12 17:50:20,787 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-12 17:50:20,787 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]=== [2021-06-12 17:50:20,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:50:20,787 INFO L82 PathProgramCache]: Analyzing trace with hash -863300320, now seen corresponding path program 17 times [2021-06-12 17:50:20,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:50:20,787 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645554405] [2021-06-12 17:50:20,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:50:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:50:22,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:50:22,537 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:50:22,537 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645554405] [2021-06-12 17:50:22,537 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645554405] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:50:22,537 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:50:22,537 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:50:22,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805510790] [2021-06-12 17:50:22,537 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:50:22,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:50:22,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:50:22,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:50:22,538 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) [2021-06-12 17:50:23,440 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:50:23,685 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:50:23,842 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:50:24,019 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:50:24,225 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:50:24,443 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:50:24,681 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:50:25,011 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:50:25,269 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:50:25,558 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:50:25,817 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:50:26,034 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:50:26,300 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:50:26,496 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:50:26,707 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:50:26,947 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:50:27,213 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:50:27,508 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:50:27,859 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:50:28,224 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:50:28,441 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:50:28,645 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:50:28,877 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:50:29,051 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:50:29,326 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:50:29,557 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:50:29,946 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-12 17:50:30,199 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:50:30,548 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:50:30,803 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:50:31,133 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:50:31,576 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-12 17:50:31,868 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:50:32,350 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-06-12 17:50:32,803 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-06-12 17:50:33,097 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:50:33,602 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-06-12 17:50:34,099 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 151 [2021-06-12 17:50:34,564 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-12 17:50:34,950 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-12 17:50:35,347 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:50:35,773 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-06-12 17:50:36,258 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 135 [2021-06-12 17:50:36,596 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-12 17:50:36,995 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 143 [2021-06-12 17:50:37,428 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-06-12 17:50:37,760 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-12 17:50:38,158 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-06-12 17:50:38,506 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 136 [2021-06-12 17:50:38,898 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 139 [2021-06-12 17:50:39,202 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-12 17:50:39,611 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-12 17:50:40,034 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-12 17:50:40,373 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-12 17:50:40,737 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-06-12 17:50:41,200 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-12 17:50:41,590 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-06-12 17:50:42,134 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 141 [2021-06-12 17:50:42,666 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 154 [2021-06-12 17:50:43,255 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:50:43,532 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:50:43,825 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:50:44,195 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:50:44,561 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:50:44,994 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:50:45,367 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-06-12 17:50:45,867 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-06-12 17:50:46,483 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-06-12 17:50:47,028 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-12 17:50:47,347 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:50:47,719 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-12 17:50:48,087 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 138 [2021-06-12 17:50:48,569 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 148 [2021-06-12 17:50:49,186 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 161 [2021-06-12 17:50:52,792 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-06-12 17:50:53,216 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-12 17:50:53,701 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-06-12 17:50:54,118 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-12 17:50:54,551 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-06-12 17:50:55,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:50:55,913 INFO L93 Difference]: Finished difference Result 37017 states and 76404 transitions. [2021-06-12 17:50:55,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-12 17:50:55,919 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 [2021-06-12 17:50:55,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:50:55,955 INFO L225 Difference]: With dead ends: 37017 [2021-06-12 17:50:55,955 INFO L226 Difference]: Without dead ends: 37017 [2021-06-12 17:50:55,955 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4799 ImplicationChecksByTransitivity, 27497.9ms TimeCoverageRelationStatistics Valid=3539, Invalid=15093, Unknown=0, NotChecked=0, Total=18632 [2021-06-12 17:50:56,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37017 states. [2021-06-12 17:50:56,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37017 to 26424. [2021-06-12 17:50:56,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26424 states, 26414 states have (on average 2.0847656545771183) internal successors, (55067), 26423 states have internal predecessors, (55067), 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) [2021-06-12 17:50:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26424 states to 26424 states and 55067 transitions. [2021-06-12 17:50:56,336 INFO L78 Accepts]: Start accepts. Automaton has 26424 states and 55067 transitions. Word has length 122 [2021-06-12 17:50:56,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:50:56,336 INFO L482 AbstractCegarLoop]: Abstraction has 26424 states and 55067 transitions. [2021-06-12 17:50:56,337 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) [2021-06-12 17:50:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 26424 states and 55067 transitions. [2021-06-12 17:50:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:50:56,341 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:50:56,341 INFO L472 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] [2021-06-12 17:50:56,341 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-12 17:50:56,341 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]=== [2021-06-12 17:50:56,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:50:56,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1362772914, now seen corresponding path program 18 times [2021-06-12 17:50:56,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:50:56,341 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247718789] [2021-06-12 17:50:56,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:50:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:50:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:50:57,947 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:50:57,947 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247718789] [2021-06-12 17:50:57,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247718789] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:50:57,947 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:50:57,947 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:50:57,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995199380] [2021-06-12 17:50:57,948 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:50:57,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:50:57,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:50:57,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:50:57,948 INFO L87 Difference]: Start difference. First operand 26424 states and 55067 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) [2021-06-12 17:50:58,909 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:50:59,160 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:50:59,325 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:50:59,580 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:50:59,794 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:51:00,017 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:51:00,260 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:51:00,551 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-12 17:51:00,809 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:51:01,097 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:51:01,355 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:51:01,573 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:51:01,837 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:51:02,030 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:51:02,239 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:51:02,478 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:51:02,742 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:51:03,036 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:51:03,386 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:51:03,752 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:51:04,003 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:51:04,204 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:51:04,433 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:51:04,608 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:51:04,812 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:51:05,045 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:51:05,427 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-12 17:51:05,681 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:51:06,023 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:51:06,279 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:51:06,605 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-12 17:51:07,024 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-12 17:51:07,341 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:51:07,787 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-06-12 17:51:08,247 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-12 17:51:08,540 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-12 17:51:08,965 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-12 17:51:09,417 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-12 17:51:09,822 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-12 17:51:10,197 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-12 17:51:10,555 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-12 17:51:10,928 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-12 17:51:11,381 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 130 [2021-06-12 17:51:11,713 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:51:12,087 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 137 [2021-06-12 17:51:12,516 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-06-12 17:51:12,846 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-06-12 17:51:13,181 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-12 17:51:13,503 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 128 [2021-06-12 17:51:13,846 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-06-12 17:51:14,147 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-12 17:51:14,528 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-12 17:51:14,875 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:51:15,260 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-12 17:51:15,651 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 145 [2021-06-12 17:51:15,978 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-12 17:51:16,350 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-12 17:51:16,730 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-12 17:51:17,126 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:51:17,465 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-12 17:51:17,918 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-12 17:51:18,258 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-12 17:51:18,631 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 128 [2021-06-12 17:51:19,014 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-06-12 17:51:19,570 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-12 17:51:21,199 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-06-12 17:51:21,709 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 136 [2021-06-12 17:51:22,146 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:51:22,491 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-12 17:51:22,833 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 127 [2021-06-12 17:51:23,222 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:51:23,727 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 140 [2021-06-12 17:51:27,012 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-12 17:51:27,387 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:51:27,751 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-12 17:51:28,069 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-12 17:51:28,387 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-12 17:51:28,718 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-12 17:51:29,046 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-12 17:51:29,433 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-06-12 17:51:29,869 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:51:30,199 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-12 17:51:30,520 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 120 [2021-06-12 17:51:30,865 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-12 17:51:32,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:51:32,027 INFO L93 Difference]: Finished difference Result 36622 states and 75597 transitions. [2021-06-12 17:51:32,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-12 17:51:32,027 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 [2021-06-12 17:51:32,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:51:32,062 INFO L225 Difference]: With dead ends: 36622 [2021-06-12 17:51:32,062 INFO L226 Difference]: Without dead ends: 36622 [2021-06-12 17:51:32,063 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5228 ImplicationChecksByTransitivity, 28656.9ms TimeCoverageRelationStatistics Valid=3987, Invalid=16605, Unknown=0, NotChecked=0, Total=20592 [2021-06-12 17:51:32,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36622 states. [2021-06-12 17:51:32,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36622 to 26337. [2021-06-12 17:51:32,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26337 states, 26327 states have (on average 2.084931819045087) internal successors, (54890), 26336 states have internal predecessors, (54890), 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) [2021-06-12 17:51:32,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26337 states to 26337 states and 54890 transitions. [2021-06-12 17:51:32,415 INFO L78 Accepts]: Start accepts. Automaton has 26337 states and 54890 transitions. Word has length 122 [2021-06-12 17:51:32,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:51:32,415 INFO L482 AbstractCegarLoop]: Abstraction has 26337 states and 54890 transitions. [2021-06-12 17:51:32,415 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) [2021-06-12 17:51:32,415 INFO L276 IsEmpty]: Start isEmpty. Operand 26337 states and 54890 transitions. [2021-06-12 17:51:32,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:51:32,418 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:51:32,418 INFO L472 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] [2021-06-12 17:51:32,418 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-12 17:51:32,418 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]=== [2021-06-12 17:51:32,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:51:32,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1552985252, now seen corresponding path program 19 times [2021-06-12 17:51:32,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:51:32,419 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834881353] [2021-06-12 17:51:32,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:51:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:51:33,774 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 26 [2021-06-12 17:51:34,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:51:34,173 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:51:34,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834881353] [2021-06-12 17:51:34,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834881353] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:51:34,173 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:51:34,173 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:51:34,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257854805] [2021-06-12 17:51:34,174 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:51:34,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:51:34,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:51:34,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:51:34,174 INFO L87 Difference]: Start difference. First operand 26337 states and 54890 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) [2021-06-12 17:51:35,104 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:51:35,345 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:51:35,500 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:51:35,674 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:51:35,878 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:51:36,093 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:51:36,327 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:51:36,586 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:51:36,841 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:51:37,128 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:51:37,384 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:51:37,600 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:51:37,863 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:51:38,057 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:51:38,312 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:51:38,548 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:51:38,811 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:51:39,102 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:51:39,445 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:51:39,804 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:51:40,018 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:51:40,219 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:51:40,448 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:51:40,621 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:51:40,827 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:51:41,057 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:51:41,443 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-12 17:51:41,694 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:51:42,038 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:51:42,290 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:51:42,669 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:51:43,103 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-12 17:51:43,395 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-12 17:51:43,865 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-06-12 17:51:44,309 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-06-12 17:51:44,601 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:51:45,048 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 138 [2021-06-12 17:51:45,531 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-06-12 17:51:45,984 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-12 17:51:46,358 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-12 17:51:46,806 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-06-12 17:51:47,225 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-06-12 17:51:47,730 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-06-12 17:51:48,147 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-06-12 17:51:48,579 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-12 17:51:48,983 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 140 [2021-06-12 17:51:49,400 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-06-12 17:51:49,823 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-06-12 17:51:50,178 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-06-12 17:51:50,527 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 133 [2021-06-12 17:51:50,953 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-06-12 17:51:51,265 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-12 17:51:51,664 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:51:52,035 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-12 17:51:52,451 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-06-12 17:51:52,862 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-06-12 17:51:53,195 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-06-12 17:51:53,594 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-06-12 17:51:53,957 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-06-12 17:51:54,388 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-12 17:51:54,764 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-06-12 17:51:54,925 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2021-06-12 17:51:55,269 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-12 17:51:55,638 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 130 [2021-06-12 17:51:56,047 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-06-12 17:51:56,454 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-12 17:51:57,038 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-06-12 17:51:57,677 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:51:57,950 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:51:58,239 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:51:58,608 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:51:58,974 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:51:59,454 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:52:00,314 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 136 [2021-06-12 17:52:00,880 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-06-12 17:52:01,362 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-06-12 17:52:01,678 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:52:02,063 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-12 17:52:02,447 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-06-12 17:52:02,882 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-12 17:52:03,497 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-12 17:52:06,727 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-06-12 17:52:07,138 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-12 17:52:07,550 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-06-12 17:52:07,876 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-06-12 17:52:08,283 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-06-12 17:52:08,634 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 125 [2021-06-12 17:52:09,012 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-06-12 17:52:09,428 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 133 [2021-06-12 17:52:09,839 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-12 17:52:10,255 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-12 17:52:10,586 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 108 [2021-06-12 17:52:10,932 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 126 [2021-06-12 17:52:11,329 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-06-12 17:52:11,809 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-12 17:52:13,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:52:13,126 INFO L93 Difference]: Finished difference Result 36629 states and 75610 transitions. [2021-06-12 17:52:13,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-12 17:52:13,126 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 [2021-06-12 17:52:13,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:52:13,168 INFO L225 Difference]: With dead ends: 36629 [2021-06-12 17:52:13,169 INFO L226 Difference]: Without dead ends: 36629 [2021-06-12 17:52:13,170 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 155 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6743 ImplicationChecksByTransitivity, 33081.2ms TimeCoverageRelationStatistics Valid=4531, Invalid=19961, Unknown=0, NotChecked=0, Total=24492 [2021-06-12 17:52:13,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36629 states. [2021-06-12 17:52:13,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36629 to 26329. [2021-06-12 17:52:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26329 states, 26319 states have (on average 2.0849576351685095) internal successors, (54874), 26328 states have internal predecessors, (54874), 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) [2021-06-12 17:52:13,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26329 states to 26329 states and 54874 transitions. [2021-06-12 17:52:13,541 INFO L78 Accepts]: Start accepts. Automaton has 26329 states and 54874 transitions. Word has length 122 [2021-06-12 17:52:13,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:52:13,541 INFO L482 AbstractCegarLoop]: Abstraction has 26329 states and 54874 transitions. [2021-06-12 17:52:13,541 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) [2021-06-12 17:52:13,542 INFO L276 IsEmpty]: Start isEmpty. Operand 26329 states and 54874 transitions. [2021-06-12 17:52:13,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:52:13,545 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:52:13,545 INFO L472 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] [2021-06-12 17:52:13,545 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-12 17:52:13,545 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]=== [2021-06-12 17:52:13,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:52:13,545 INFO L82 PathProgramCache]: Analyzing trace with hash 107216942, now seen corresponding path program 20 times [2021-06-12 17:52:13,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:52:13,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703621024] [2021-06-12 17:52:13,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:52:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:52:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:52:14,570 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:52:14,570 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703621024] [2021-06-12 17:52:14,570 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703621024] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:52:14,570 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:52:14,570 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:52:14,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592979589] [2021-06-12 17:52:14,570 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:52:14,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:52:14,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:52:14,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:52:14,571 INFO L87 Difference]: Start difference. First operand 26329 states and 54874 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) [2021-06-12 17:52:15,207 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:52:15,375 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:52:15,563 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:52:15,701 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:52:15,855 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:52:16,033 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:52:16,297 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:52:16,537 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:52:16,780 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:52:17,036 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:52:17,322 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:52:17,640 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:52:17,881 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-12 17:52:18,152 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-12 17:52:18,513 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:52:18,809 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-12 17:52:19,071 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-12 17:52:19,355 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-12 17:52:19,721 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:52:20,051 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-12 17:52:20,370 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-12 17:52:20,795 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:52:21,039 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-12 17:52:21,401 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-12 17:52:21,661 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-12 17:52:21,956 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-12 17:52:22,170 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:52:22,547 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-12 17:52:22,935 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:52:23,175 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:52:23,394 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-12 17:52:23,664 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:52:23,913 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-12 17:52:24,313 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:52:24,664 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-12 17:52:24,945 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-12 17:52:25,363 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-12 17:52:25,747 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:52:26,046 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:52:26,376 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-12 17:52:26,722 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:52:27,165 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:52:27,554 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-12 17:52:27,907 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-12 17:52:28,254 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-12 17:52:28,764 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-12 17:52:29,303 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-12 17:52:29,645 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:52:30,109 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:52:30,525 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-12 17:52:30,930 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-12 17:52:31,289 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-12 17:52:31,772 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-12 17:52:32,319 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:52:32,915 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-06-12 17:52:33,345 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:52:33,833 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:52:34,254 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:52:34,734 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:52:35,094 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:52:35,449 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:52:35,851 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-06-12 17:52:36,224 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:52:36,617 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-06-12 17:52:37,028 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:52:37,452 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:52:37,804 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:52:38,325 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:52:38,722 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:52:39,232 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:52:39,804 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-12 17:52:40,082 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-12 17:52:40,419 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-12 17:52:40,894 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-12 17:52:41,362 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:52:41,834 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-12 17:52:42,567 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:52:43,054 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:52:43,492 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-12 17:52:43,922 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:52:44,390 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-06-12 17:52:46,265 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:52:46,540 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:52:46,844 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:52:47,053 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-12 17:52:47,298 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-12 17:52:47,610 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-12 17:52:47,967 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:52:48,392 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:52:48,687 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-12 17:52:49,070 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-12 17:52:49,452 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:52:50,147 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-12 17:52:50,709 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:52:51,058 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:52:51,452 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:52:51,830 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:52:52,195 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:52:52,557 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:52:52,959 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:52:53,346 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:52:53,743 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:52:54,245 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:52:55,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:52:55,057 INFO L93 Difference]: Finished difference Result 36774 states and 75914 transitions. [2021-06-12 17:52:55,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-12 17:52:55,058 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 [2021-06-12 17:52:55,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:52:55,089 INFO L225 Difference]: With dead ends: 36774 [2021-06-12 17:52:55,089 INFO L226 Difference]: Without dead ends: 36774 [2021-06-12 17:52:55,090 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7516 ImplicationChecksByTransitivity, 35914.4ms TimeCoverageRelationStatistics Valid=5367, Invalid=21039, Unknown=0, NotChecked=0, Total=26406 [2021-06-12 17:52:55,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36774 states. [2021-06-12 17:52:55,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36774 to 26332. [2021-06-12 17:52:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26332 states, 26322 states have (on average 2.0849479522832612) internal successors, (54880), 26331 states have internal predecessors, (54880), 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) [2021-06-12 17:52:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26332 states to 26332 states and 54880 transitions. [2021-06-12 17:52:55,452 INFO L78 Accepts]: Start accepts. Automaton has 26332 states and 54880 transitions. Word has length 122 [2021-06-12 17:52:55,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:52:55,452 INFO L482 AbstractCegarLoop]: Abstraction has 26332 states and 54880 transitions. [2021-06-12 17:52:55,452 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) [2021-06-12 17:52:55,452 INFO L276 IsEmpty]: Start isEmpty. Operand 26332 states and 54880 transitions. [2021-06-12 17:52:55,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:52:55,455 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:52:55,455 INFO L472 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] [2021-06-12 17:52:55,455 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-12 17:52:55,455 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]=== [2021-06-12 17:52:55,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:52:55,455 INFO L82 PathProgramCache]: Analyzing trace with hash -34059580, now seen corresponding path program 21 times [2021-06-12 17:52:55,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:52:55,456 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012123066] [2021-06-12 17:52:55,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:52:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:52:56,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:52:56,491 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:52:56,492 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012123066] [2021-06-12 17:52:56,492 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012123066] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:52:56,492 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:52:56,492 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:52:56,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382611501] [2021-06-12 17:52:56,492 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:52:56,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:52:56,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:52:56,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:52:56,493 INFO L87 Difference]: Start difference. First operand 26332 states and 54880 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) [2021-06-12 17:52:57,127 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:52:57,299 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:52:57,491 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:52:57,630 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:52:57,785 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:52:57,963 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:52:58,224 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:52:58,463 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:52:58,704 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:52:58,959 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:52:59,241 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:52:59,553 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:52:59,916 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:53:00,294 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:53:00,521 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-12 17:53:00,748 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-12 17:53:01,003 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-12 17:53:01,193 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-12 17:53:01,414 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-12 17:53:01,662 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-12 17:53:02,059 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:53:02,396 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-12 17:53:02,757 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:53:03,030 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-12 17:53:03,359 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:53:03,791 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:53:04,119 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-12 17:53:04,589 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-12 17:53:05,126 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-12 17:53:05,441 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-12 17:53:05,896 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:53:06,309 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-12 17:53:06,821 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-12 17:53:07,315 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:53:07,712 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:53:08,178 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-06-12 17:53:08,637 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 168 [2021-06-12 17:53:09,058 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:53:09,543 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:53:09,956 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:53:10,403 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:53:10,807 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:53:11,171 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:53:11,504 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-12 17:53:11,900 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-06-12 17:53:12,277 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:53:12,677 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-06-12 17:53:13,107 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-06-12 17:53:13,447 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:53:13,852 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:53:14,215 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:53:14,730 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-06-12 17:53:15,144 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:53:15,530 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:53:16,031 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-12 17:53:16,458 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:53:16,905 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-12 17:53:18,008 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-06-12 17:53:18,411 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:53:18,942 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-12 17:53:19,386 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:53:19,766 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:53:20,230 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-06-12 17:53:20,789 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-06-12 17:53:23,875 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:53:24,272 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:53:24,615 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:53:24,967 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:53:25,332 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:53:25,750 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:53:26,142 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:53:26,569 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-12 17:53:26,926 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:53:27,282 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:53:27,734 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:53:28,244 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-12 17:53:29,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:53:29,339 INFO L93 Difference]: Finished difference Result 36711 states and 75781 transitions. [2021-06-12 17:53:29,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-12 17:53:29,340 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 [2021-06-12 17:53:29,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:53:29,373 INFO L225 Difference]: With dead ends: 36711 [2021-06-12 17:53:29,373 INFO L226 Difference]: Without dead ends: 36711 [2021-06-12 17:53:29,374 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4113 ImplicationChecksByTransitivity, 27663.2ms TimeCoverageRelationStatistics Valid=3724, Invalid=13306, Unknown=0, NotChecked=0, Total=17030 [2021-06-12 17:53:29,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36711 states. [2021-06-12 17:53:29,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36711 to 26323. [2021-06-12 17:53:29,709 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) [2021-06-12 17:53:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26323 states to 26323 states and 54862 transitions. [2021-06-12 17:53:29,744 INFO L78 Accepts]: Start accepts. Automaton has 26323 states and 54862 transitions. Word has length 122 [2021-06-12 17:53:29,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:53:29,744 INFO L482 AbstractCegarLoop]: Abstraction has 26323 states and 54862 transitions. [2021-06-12 17:53:29,744 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) [2021-06-12 17:53:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 26323 states and 54862 transitions. [2021-06-12 17:53:29,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:53:29,747 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:53:29,747 INFO L472 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] [2021-06-12 17:53:29,747 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-12 17:53:29,747 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]=== [2021-06-12 17:53:29,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:53:29,748 INFO L82 PathProgramCache]: Analyzing trace with hash 983551166, now seen corresponding path program 22 times [2021-06-12 17:53:29,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:53:29,748 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139508150] [2021-06-12 17:53:29,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:53:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:53:31,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:53:31,553 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:53:31,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139508150] [2021-06-12 17:53:31,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139508150] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:53:31,553 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:53:31,553 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:53:31,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645376428] [2021-06-12 17:53:31,554 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:53:31,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:53:31,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:53:31,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:53:31,554 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) [2021-06-12 17:53:32,508 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:53:32,749 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:53:32,905 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:53:33,079 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:53:33,283 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:53:33,505 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:53:33,741 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:53:34,004 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:53:34,261 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:53:34,548 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:53:34,805 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:53:35,023 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:53:35,285 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:53:35,479 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:53:35,689 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:53:35,927 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:53:36,190 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:53:36,526 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:53:36,876 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:53:37,239 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:53:37,613 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-12 17:53:37,799 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:53:38,002 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:53:38,234 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:53:38,408 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 Received shutdown request... [2021-06-12 17:53:38,506 WARN L222 SmtUtils]: Removed 49 from assertion stack [2021-06-12 17:53:38,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-12 17:53:38,507 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-06-12 17:53:38,507 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-12 17:53:38,508 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-12 17:53:38,509 WARN L196 ceAbstractionStarter]: Timeout [2021-06-12 17:53:38,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.06 05:53:38 BasicIcfg [2021-06-12 17:53:38,510 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-12 17:53:38,510 INFO L168 Benchmark]: Toolchain (without parser) took 715511.80 ms. Allocated memory was 255.9 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 217.4 MB in the beginning and 1.2 GB in the end (delta: -978.1 MB). Peak memory consumption was 923.3 MB. Max. memory is 8.0 GB. [2021-06-12 17:53:38,510 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory was 236.2 MB in the beginning and 236.1 MB in the end (delta: 101.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-12 17:53:38,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.27 ms. Allocated memory is still 255.9 MB. Free memory was 217.2 MB in the beginning and 187.7 MB in the end (delta: 29.6 MB). Peak memory consumption was 30.4 MB. Max. memory is 8.0 GB. [2021-06-12 17:53:38,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.45 ms. Allocated memory is still 255.9 MB. Free memory was 187.1 MB in the beginning and 183.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-12 17:53:38,510 INFO L168 Benchmark]: Boogie Preprocessor took 45.45 ms. Allocated memory is still 255.9 MB. Free memory was 183.5 MB in the beginning and 179.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-06-12 17:53:38,510 INFO L168 Benchmark]: RCFGBuilder took 941.94 ms. Allocated memory was 255.9 MB in the beginning and 338.7 MB in the end (delta: 82.8 MB). Free memory was 179.8 MB in the beginning and 311.2 MB in the end (delta: -131.5 MB). Peak memory consumption was 87.2 MB. Max. memory is 8.0 GB. [2021-06-12 17:53:38,510 INFO L168 Benchmark]: TraceAbstraction took 713774.48 ms. Allocated memory was 338.7 MB in the beginning and 2.2 GB in the end (delta: 1.8 GB). Free memory was 310.7 MB in the beginning and 1.2 GB in the end (delta: -884.7 MB). Peak memory consumption was 932.5 MB. Max. memory is 8.0 GB. [2021-06-12 17:53:38,510 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory was 236.2 MB in the beginning and 236.1 MB in the end (delta: 101.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 663.27 ms. Allocated memory is still 255.9 MB. Free memory was 217.2 MB in the beginning and 187.7 MB in the end (delta: 29.6 MB). Peak memory consumption was 30.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 66.45 ms. Allocated memory is still 255.9 MB. Free memory was 187.1 MB in the beginning and 183.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 45.45 ms. Allocated memory is still 255.9 MB. Free memory was 183.5 MB in the beginning and 179.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 941.94 ms. Allocated memory was 255.9 MB in the beginning and 338.7 MB in the end (delta: 82.8 MB). Free memory was 179.8 MB in the beginning and 311.2 MB in the end (delta: -131.5 MB). Peak memory consumption was 87.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 713774.48 ms. Allocated memory was 338.7 MB in the beginning and 2.2 GB in the end (delta: 1.8 GB). Free memory was 310.7 MB in the beginning and 1.2 GB in the end (delta: -884.7 MB). Peak memory consumption was 932.5 MB. Max. memory is 8.0 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 (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1098]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1096]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1016]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1076]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 37 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 203 for 44ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 494 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 713625.4ms, OverallIterations: 28, TraceHistogramMax: 1, EmptinessCheckTime: 158.8ms, AutomataDifference: 666176.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 375.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 30982 SDtfs, 187405 SDslu, 505837 SDs, 0 SdLazy, 224987 SolverSat, 4716 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 105044.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3149 GetRequests, 84 SyntacticMatches, 53 SemanticMatches, 3011 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104354 ImplicationChecksByTransitivity, 558393.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=26424occurred in iteration=23, InterpolantAutomatonStates: 2189, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 11231.4ms AutomataMinimizationTime, 27 MinimizatonAttempts, 273673 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 97.4ms SsaConstructionTime, 568.9ms SatisfiabilityAnalysisTime, 34739.3ms InterpolantComputationTime, 3188 NumberOfCodeBlocks, 3188 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 3160 ConstructedInterpolants, 0 QuantifiedInterpolants, 86338 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 28 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