/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_1w1r.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-12 17:41:46,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-12 17:41:46,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-12 17:41:46,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-12 17:41:46,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-12 17:41:46,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-12 17:41:46,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-12 17:41:46,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-12 17:41:46,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-12 17:41:46,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-12 17:41:46,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-12 17:41:46,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-12 17:41:46,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-12 17:41:46,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-12 17:41:46,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-12 17:41:46,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-12 17:41:46,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-12 17:41:46,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-12 17:41:46,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-12 17:41:46,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-12 17:41:46,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-12 17:41:46,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-12 17:41:46,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-12 17:41:46,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-12 17:41:46,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-12 17:41:46,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-12 17:41:46,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-12 17:41:46,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-12 17:41:46,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-12 17:41:46,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-12 17:41:46,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-12 17:41:46,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-12 17:41:46,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-12 17:41:46,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-12 17:41:46,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-12 17:41:46,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-12 17:41:46,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-12 17:41:46,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-12 17:41:46,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-12 17:41:46,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-12 17:41:46,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-12 17:41:46,301 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 17:41:46,329 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-12 17:41:46,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-12 17:41:46,329 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-12 17:41:46,330 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-12 17:41:46,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-12 17:41:46,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-12 17:41:46,332 INFO L138 SettingsManager]: * Use SBE=true [2021-06-12 17:41:46,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-12 17:41:46,332 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-12 17:41:46,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-12 17:41:46,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-12 17:41:46,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-12 17:41:46,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-12 17:41:46,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-12 17:41:46,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-12 17:41:46,333 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-12 17:41:46,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-12 17:41:46,333 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-12 17:41:46,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-12 17:41:46,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-12 17:41:46,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-12 17:41:46,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-12 17:41:46,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-12 17:41:46,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-12 17:41:46,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-12 17:41:46,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-12 17:41:46,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-12 17:41:46,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-12 17:41:46,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-12 17:41:46,335 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-12 17:41:46,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-12 17:41:46,335 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-12 17:41:46,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-12 17:41:46,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-12 17:41:46,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-12 17:41:46,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-12 17:41:46,609 INFO L275 PluginConnector]: CDTParser initialized [2021-06-12 17:41:46,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2021-06-12 17:41:46,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c30da5963/9bb3f0fcf81e4d90a1ff8fa0cc866aff/FLAG42d01fa2b [2021-06-12 17:41:47,239 INFO L306 CDTParser]: Found 1 translation units. [2021-06-12 17:41:47,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2021-06-12 17:41:47,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c30da5963/9bb3f0fcf81e4d90a1ff8fa0cc866aff/FLAG42d01fa2b [2021-06-12 17:41:47,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c30da5963/9bb3f0fcf81e4d90a1ff8fa0cc866aff [2021-06-12 17:41:47,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-12 17:41:47,688 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-12 17:41:47,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-12 17:41:47,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-12 17:41:47,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-12 17:41:47,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.06 05:41:47" (1/1) ... [2021-06-12 17:41:47,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@124954d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:47, skipping insertion in model container [2021-06-12 17:41:47,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.06 05:41:47" (1/1) ... [2021-06-12 17:41:47,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-12 17:41:47,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-12 17:41:47,810 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-12 17:41:48,062 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_1w1r.i[47275,47288] [2021-06-12 17:41:48,068 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_1w1r.i[47463,47476] [2021-06-12 17:41:48,083 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_1w1r.i[48230,48243] [2021-06-12 17:41:48,085 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_1w1r.i[48344,48357] [2021-06-12 17:41:48,092 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_1w1r.i[48781,48794] [2021-06-12 17:41:48,093 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_1w1r.i[48837,48850] [2021-06-12 17:41:48,101 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_1w1r.i[49349,49362] [2021-06-12 17:41:48,105 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_1w1r.i[49408,49421] [2021-06-12 17:41:48,107 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_1w1r.i[49487,49500] [2021-06-12 17:41:48,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-12 17:41:48,115 INFO L203 MainTranslator]: Completed pre-run [2021-06-12 17:41:48,130 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-12 17:41:48,155 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i[47275,47288] [2021-06-12 17:41:48,158 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_1w1r.i[47463,47476] [2021-06-12 17:41:48,166 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_1w1r.i[48230,48243] [2021-06-12 17:41:48,167 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_1w1r.i[48344,48357] [2021-06-12 17:41:48,173 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_1w1r.i[48781,48794] [2021-06-12 17:41:48,174 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_1w1r.i[48837,48850] [2021-06-12 17:41:48,179 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_1w1r.i[49349,49362] [2021-06-12 17:41:48,180 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_1w1r.i[49408,49421] [2021-06-12 17:41:48,181 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_1w1r.i[49487,49500] [2021-06-12 17:41:48,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-12 17:41:48,280 INFO L208 MainTranslator]: Completed translation [2021-06-12 17:41:48,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48 WrapperNode [2021-06-12 17:41:48,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-12 17:41:48,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-12 17:41:48,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-12 17:41:48,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-12 17:41:48,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (1/1) ... [2021-06-12 17:41:48,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (1/1) ... [2021-06-12 17:41:48,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-12 17:41:48,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-12 17:41:48,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-12 17:41:48,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-12 17:41:48,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (1/1) ... [2021-06-12 17:41:48,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (1/1) ... [2021-06-12 17:41:48,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (1/1) ... [2021-06-12 17:41:48,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (1/1) ... [2021-06-12 17:41:48,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (1/1) ... [2021-06-12 17:41:48,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (1/1) ... [2021-06-12 17:41:48,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (1/1) ... [2021-06-12 17:41:48,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-12 17:41:48,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-12 17:41:48,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-12 17:41:48,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-12 17:41:48,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (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 17:41:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-06-12 17:41:48,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-06-12 17:41:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-12 17:41:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-06-12 17:41:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-12 17:41:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-12 17:41:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-12 17:41:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-06-12 17:41:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-06-12 17:41:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-12 17:41:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-12 17:41:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-12 17:41:48,517 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 17:41:49,232 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-12 17:41:49,235 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-06-12 17:41:49,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 05:41:49 BoogieIcfgContainer [2021-06-12 17:41:49,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-12 17:41:49,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-12 17:41:49,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-12 17:41:49,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-12 17:41:49,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.06 05:41:47" (1/3) ... [2021-06-12 17:41:49,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342d5db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.06 05:41:49, skipping insertion in model container [2021-06-12 17:41:49,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 05:41:48" (2/3) ... [2021-06-12 17:41:49,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342d5db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.06 05:41:49, skipping insertion in model container [2021-06-12 17:41:49,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 05:41:49" (3/3) ... [2021-06-12 17:41:49,245 INFO L111 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.i [2021-06-12 17:41:49,249 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-12 17:41:49,249 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-12 17:41:49,250 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-06-12 17:41:49,250 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-12 17:41:49,295 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,295 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,295 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,296 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,296 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,296 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,296 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,296 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,296 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,296 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,296 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,297 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,297 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,297 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,297 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,297 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,297 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,297 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,297 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,297 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,298 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,299 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,300 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,301 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,302 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,306 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,306 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,306 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,306 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,306 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,306 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,306 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,308 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,311 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,311 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,314 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,316 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,316 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,316 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,316 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,316 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,318 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,320 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,320 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,320 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,320 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,324 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,325 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,325 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,332 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,333 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,333 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,333 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,333 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,333 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,333 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,333 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,333 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,333 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,348 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,349 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,350 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,350 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,350 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,351 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,351 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,351 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,351 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,352 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,355 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,355 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 17:41:49,362 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-12 17:41:49,376 INFO L255 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-06-12 17:41:49,388 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-12 17:41:49,389 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-12 17:41:49,389 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-12 17:41:49,389 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-12 17:41:49,389 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-12 17:41:49,389 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-12 17:41:49,389 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-12 17:41:49,389 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-12 17:41:49,402 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 429 places, 457 transitions, 922 flow [2021-06-12 17:41:49,734 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 13460 states, 13448 states have (on average 2.128866745984533) internal successors, (28629), 13459 states have internal predecessors, (28629), 0 states have call successors, (0), 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 17:41:49,762 INFO L276 IsEmpty]: Start isEmpty. Operand has 13460 states, 13448 states have (on average 2.128866745984533) internal successors, (28629), 13459 states have internal predecessors, (28629), 0 states have call successors, (0), 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 17:41:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-06-12 17:41:49,768 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:49,768 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 17:41:49,768 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 17:41:49,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:49,772 INFO L82 PathProgramCache]: Analyzing trace with hash 735360315, now seen corresponding path program 1 times [2021-06-12 17:41:49,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:49,777 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759092479] [2021-06-12 17:41:49,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:50,223 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 17:41:50,224 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:50,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759092479] [2021-06-12 17:41:50,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759092479] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:50,225 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:50,225 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-12 17:41:50,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262077597] [2021-06-12 17:41:50,228 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-12 17:41:50,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:50,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-12 17:41:50,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-06-12 17:41:50,264 INFO L87 Difference]: Start difference. First operand has 13460 states, 13448 states have (on average 2.128866745984533) internal successors, (28629), 13459 states have internal predecessors, (28629), 0 states have call successors, (0), 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 17:41:51,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:51,188 INFO L93 Difference]: Finished difference Result 13460 states and 27826 transitions. [2021-06-12 17:41:51,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-12 17:41:51,190 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 17:41:51,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:51,239 INFO L225 Difference]: With dead ends: 13460 [2021-06-12 17:41:51,239 INFO L226 Difference]: Without dead ends: 13444 [2021-06-12 17:41:51,240 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 391.5ms TimeCoverageRelationStatistics Valid=182, Invalid=468, Unknown=0, NotChecked=0, Total=650 [2021-06-12 17:41:51,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13444 states. [2021-06-12 17:41:51,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13444 to 13444. [2021-06-12 17:41:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13444 states, 13433 states have (on average 2.0702746966425964) internal successors, (27810), 13443 states have internal predecessors, (27810), 0 states have call successors, (0), 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 17:41:51,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13444 states to 13444 states and 27810 transitions. [2021-06-12 17:41:51,610 INFO L78 Accepts]: Start accepts. Automaton has 13444 states and 27810 transitions. Word has length 53 [2021-06-12 17:41:51,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:51,610 INFO L482 AbstractCegarLoop]: Abstraction has 13444 states and 27810 transitions. [2021-06-12 17:41:51,610 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 17:41:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 13444 states and 27810 transitions. [2021-06-12 17:41:51,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-06-12 17:41:51,611 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:51,612 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 17:41:51,612 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-12 17:41:51,612 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 17:41:51,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:51,613 INFO L82 PathProgramCache]: Analyzing trace with hash -678979544, now seen corresponding path program 1 times [2021-06-12 17:41:51,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:51,613 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143307945] [2021-06-12 17:41:51,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:52,235 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 17:41:52,235 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:52,235 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143307945] [2021-06-12 17:41:52,237 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143307945] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:52,237 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:52,237 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-06-12 17:41:52,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251528409] [2021-06-12 17:41:52,238 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-12 17:41:52,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:52,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-12 17:41:52,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=460, Unknown=0, NotChecked=0, Total=506 [2021-06-12 17:41:52,239 INFO L87 Difference]: Start difference. First operand 13444 states and 27810 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 17:41:52,727 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-06-12 17:41:52,882 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2021-06-12 17:41:53,114 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-06-12 17:41:53,277 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-06-12 17:41:53,438 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 108 [2021-06-12 17:41:53,597 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2021-06-12 17:41:53,765 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2021-06-12 17:41:53,989 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2021-06-12 17:41:54,210 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-06-12 17:41:54,433 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-12 17:41:54,628 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 130 [2021-06-12 17:41:54,813 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 126 [2021-06-12 17:41:54,987 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-06-12 17:41:55,140 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2021-06-12 17:41:55,288 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2021-06-12 17:41:55,451 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-06-12 17:41:56,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:56,508 INFO L93 Difference]: Finished difference Result 27992 states and 58110 transitions. [2021-06-12 17:41:56,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-12 17:41:56,508 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 17:41:56,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:56,572 INFO L225 Difference]: With dead ends: 27992 [2021-06-12 17:41:56,572 INFO L226 Difference]: Without dead ends: 27992 [2021-06-12 17:41:56,573 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 3491.7ms TimeCoverageRelationStatistics Valid=713, Invalid=1939, Unknown=0, NotChecked=0, Total=2652 [2021-06-12 17:41:56,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27992 states. [2021-06-12 17:41:56,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27992 to 13442. [2021-06-12 17:41:56,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13442 states, 13432 states have (on average 2.0702799285288864) internal successors, (27808), 13441 states have internal predecessors, (27808), 0 states have call successors, (0), 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 17:41:56,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13442 states to 13442 states and 27808 transitions. [2021-06-12 17:41:56,925 INFO L78 Accepts]: Start accepts. Automaton has 13442 states and 27808 transitions. Word has length 58 [2021-06-12 17:41:56,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:56,926 INFO L482 AbstractCegarLoop]: Abstraction has 13442 states and 27808 transitions. [2021-06-12 17:41:56,926 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 17:41:56,926 INFO L276 IsEmpty]: Start isEmpty. Operand 13442 states and 27808 transitions. [2021-06-12 17:41:56,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-12 17:41:56,933 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:56,933 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 17:41:56,933 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-12 17:41:56,933 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 17:41:56,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:56,939 INFO L82 PathProgramCache]: Analyzing trace with hash -2012926871, now seen corresponding path program 1 times [2021-06-12 17:41:56,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:56,940 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446383587] [2021-06-12 17:41:56,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:57,008 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 17:41:57,008 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:57,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446383587] [2021-06-12 17:41:57,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446383587] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:57,009 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:57,009 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-12 17:41:57,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309401612] [2021-06-12 17:41:57,009 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-12 17:41:57,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:57,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-12 17:41:57,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-12 17:41:57,011 INFO L87 Difference]: Start difference. First operand 13442 states and 27808 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 17:41:57,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:57,072 INFO L93 Difference]: Finished difference Result 15282 states and 31506 transitions. [2021-06-12 17:41:57,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-12 17:41:57,072 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 17:41:57,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:57,095 INFO L225 Difference]: With dead ends: 15282 [2021-06-12 17:41:57,096 INFO L226 Difference]: Without dead ends: 15282 [2021-06-12 17:41:57,096 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-12 17:41:57,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15282 states. [2021-06-12 17:41:57,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15282 to 13442. [2021-06-12 17:41:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13442 states, 13432 states have (on average 2.066110780226325) internal successors, (27752), 13441 states have internal predecessors, (27752), 0 states have call successors, (0), 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 17:41:57,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13442 states to 13442 states and 27752 transitions. [2021-06-12 17:41:57,441 INFO L78 Accepts]: Start accepts. Automaton has 13442 states and 27752 transitions. Word has length 83 [2021-06-12 17:41:57,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:57,442 INFO L482 AbstractCegarLoop]: Abstraction has 13442 states and 27752 transitions. [2021-06-12 17:41:57,442 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 17:41:57,442 INFO L276 IsEmpty]: Start isEmpty. Operand 13442 states and 27752 transitions. [2021-06-12 17:41:57,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-06-12 17:41:57,444 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:57,444 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 17:41:57,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-12 17:41:57,444 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 17:41:57,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:57,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1702206798, now seen corresponding path program 1 times [2021-06-12 17:41:57,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:57,445 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237445575] [2021-06-12 17:41:57,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:57,481 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 17:41:57,482 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:57,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237445575] [2021-06-12 17:41:57,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237445575] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:57,482 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:57,482 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-12 17:41:57,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143828472] [2021-06-12 17:41:57,482 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-12 17:41:57,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:57,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-12 17:41:57,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 17:41:57,483 INFO L87 Difference]: Start difference. First operand 13442 states and 27752 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 17:41:57,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:57,556 INFO L93 Difference]: Finished difference Result 24978 states and 51684 transitions. [2021-06-12 17:41:57,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-12 17:41:57,557 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 17:41:57,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:57,596 INFO L225 Difference]: With dead ends: 24978 [2021-06-12 17:41:57,596 INFO L226 Difference]: Without dead ends: 24978 [2021-06-12 17:41:57,596 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 17:41:57,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24978 states. [2021-06-12 17:41:57,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24978 to 13498. [2021-06-12 17:41:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13498 states, 13488 states have (on average 2.065984578884935) internal successors, (27866), 13497 states have internal predecessors, (27866), 0 states have call successors, (0), 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 17:41:57,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13498 states to 13498 states and 27866 transitions. [2021-06-12 17:41:57,918 INFO L78 Accepts]: Start accepts. Automaton has 13498 states and 27866 transitions. Word has length 89 [2021-06-12 17:41:57,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:57,918 INFO L482 AbstractCegarLoop]: Abstraction has 13498 states and 27866 transitions. [2021-06-12 17:41:57,918 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 17:41:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 13498 states and 27866 transitions. [2021-06-12 17:41:57,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-06-12 17:41:57,920 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:57,920 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 17:41:57,920 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-12 17:41:57,921 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 17:41:57,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:57,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1504393227, now seen corresponding path program 1 times [2021-06-12 17:41:57,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:57,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465349530] [2021-06-12 17:41:57,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:41:58,116 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 17:41:58,116 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:41:58,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465349530] [2021-06-12 17:41:58,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465349530] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:41:58,116 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:41:58,116 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-06-12 17:41:58,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824844928] [2021-06-12 17:41:58,117 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-12 17:41:58,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:41:58,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-12 17:41:58,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2021-06-12 17:41:58,117 INFO L87 Difference]: Start difference. First operand 13498 states and 27866 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 17:41:59,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:41:59,470 INFO L93 Difference]: Finished difference Result 31253 states and 64610 transitions. [2021-06-12 17:41:59,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-12 17:41:59,470 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 17:41:59,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:41:59,510 INFO L225 Difference]: With dead ends: 31253 [2021-06-12 17:41:59,510 INFO L226 Difference]: Without dead ends: 31253 [2021-06-12 17:41:59,511 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 623.7ms TimeCoverageRelationStatistics Valid=340, Invalid=850, Unknown=0, NotChecked=0, Total=1190 [2021-06-12 17:41:59,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31253 states. [2021-06-12 17:41:59,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31253 to 14862. [2021-06-12 17:41:59,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14862 states, 14852 states have (on average 2.067196337193644) internal successors, (30702), 14861 states have internal predecessors, (30702), 0 states have call successors, (0), 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 17:41:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14862 states to 14862 states and 30702 transitions. [2021-06-12 17:41:59,893 INFO L78 Accepts]: Start accepts. Automaton has 14862 states and 30702 transitions. Word has length 101 [2021-06-12 17:41:59,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:41:59,895 INFO L482 AbstractCegarLoop]: Abstraction has 14862 states and 30702 transitions. [2021-06-12 17:41:59,895 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 17:41:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 14862 states and 30702 transitions. [2021-06-12 17:41:59,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-06-12 17:41:59,902 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:41:59,902 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 17:41:59,902 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-12 17:41:59,961 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 17:41:59,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:41:59,961 INFO L82 PathProgramCache]: Analyzing trace with hash -1912313171, now seen corresponding path program 1 times [2021-06-12 17:41:59,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:41:59,961 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490404244] [2021-06-12 17:41:59,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:41:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:42:00,041 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 17:42:00,041 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:42:00,041 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490404244] [2021-06-12 17:42:00,041 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490404244] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:42:00,042 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:42:00,042 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-12 17:42:00,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485294270] [2021-06-12 17:42:00,042 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-12 17:42:00,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:42:00,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-12 17:42:00,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-12 17:42:00,043 INFO L87 Difference]: Start difference. First operand 14862 states and 30702 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 17:42:00,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:42:00,174 INFO L93 Difference]: Finished difference Result 26199 states and 54053 transitions. [2021-06-12 17:42:00,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-12 17:42:00,175 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 17:42:00,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:42:00,204 INFO L225 Difference]: With dead ends: 26199 [2021-06-12 17:42:00,205 INFO L226 Difference]: Without dead ends: 26199 [2021-06-12 17:42:00,205 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 22.4ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-12 17:42:00,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26199 states. [2021-06-12 17:42:00,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26199 to 15422. [2021-06-12 17:42:00,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15422 states, 15412 states have (on average 2.0660524266805087) internal successors, (31842), 15421 states have internal predecessors, (31842), 0 states have call successors, (0), 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 17:42:00,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15422 states to 15422 states and 31842 transitions. [2021-06-12 17:42:00,484 INFO L78 Accepts]: Start accepts. Automaton has 15422 states and 31842 transitions. Word has length 120 [2021-06-12 17:42:00,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:42:00,484 INFO L482 AbstractCegarLoop]: Abstraction has 15422 states and 31842 transitions. [2021-06-12 17:42:00,484 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 17:42:00,484 INFO L276 IsEmpty]: Start isEmpty. Operand 15422 states and 31842 transitions. [2021-06-12 17:42:00,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:42:00,489 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:42:00,490 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 17:42:00,490 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-12 17:42:00,490 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 17:42:00,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:42:00,490 INFO L82 PathProgramCache]: Analyzing trace with hash -446143461, now seen corresponding path program 1 times [2021-06-12 17:42:00,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:42:00,490 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269625474] [2021-06-12 17:42:00,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:42:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:42:01,182 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 17:42:01,182 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:42:01,182 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269625474] [2021-06-12 17:42:01,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269625474] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:42:01,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:42:01,182 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-06-12 17:42:01,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132221542] [2021-06-12 17:42:01,183 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-12 17:42:01,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:42:01,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-12 17:42:01,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2021-06-12 17:42:01,184 INFO L87 Difference]: Start difference. First operand 15422 states and 31842 transitions. Second operand has 23 states, 23 states have (on average 5.304347826086956) internal successors, (122), 23 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 17:42:02,775 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-06-12 17:42:05,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:42:05,409 INFO L93 Difference]: Finished difference Result 37596 states and 77415 transitions. [2021-06-12 17:42:05,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-12 17:42:05,409 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 5.304347826086956) internal successors, (122), 23 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 17:42:05,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:42:05,446 INFO L225 Difference]: With dead ends: 37596 [2021-06-12 17:42:05,446 INFO L226 Difference]: Without dead ends: 37596 [2021-06-12 17:42:05,447 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 746 ImplicationChecksByTransitivity, 2547.8ms TimeCoverageRelationStatistics Valid=752, Invalid=2788, Unknown=0, NotChecked=0, Total=3540 [2021-06-12 17:42:05,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37596 states. [2021-06-12 17:42:05,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37596 to 24905. [2021-06-12 17:42:05,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24905 states, 24895 states have (on average 2.083028720626632) internal successors, (51857), 24904 states have internal predecessors, (51857), 0 states have call successors, (0), 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 17:42:05,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24905 states to 24905 states and 51857 transitions. [2021-06-12 17:42:05,895 INFO L78 Accepts]: Start accepts. Automaton has 24905 states and 51857 transitions. Word has length 122 [2021-06-12 17:42:05,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:42:05,896 INFO L482 AbstractCegarLoop]: Abstraction has 24905 states and 51857 transitions. [2021-06-12 17:42:05,896 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 5.304347826086956) internal successors, (122), 23 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 17:42:05,896 INFO L276 IsEmpty]: Start isEmpty. Operand 24905 states and 51857 transitions. [2021-06-12 17:42:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:42:05,901 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:42:05,901 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 17:42:05,901 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-12 17:42:05,901 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 17:42:05,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:42:05,902 INFO L82 PathProgramCache]: Analyzing trace with hash -603546917, now seen corresponding path program 2 times [2021-06-12 17:42:05,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:42:05,902 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586119457] [2021-06-12 17:42:05,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:42:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:42:07,214 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 17:42:07,214 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:42:07,214 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586119457] [2021-06-12 17:42:07,214 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586119457] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:42:07,214 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:42:07,214 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-06-12 17:42:07,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472594954] [2021-06-12 17:42:07,215 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-12 17:42:07,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:42:07,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-12 17:42:07,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1181, Unknown=0, NotChecked=0, Total=1332 [2021-06-12 17:42:07,216 INFO L87 Difference]: Start difference. First operand 24905 states and 51857 transitions. Second operand has 37 states, 37 states have (on average 3.2972972972972974) internal successors, (122), 37 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 17:42:08,338 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2021-06-12 17:42:08,476 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-06-12 17:42:08,627 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2021-06-12 17:42:08,807 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2021-06-12 17:42:08,986 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2021-06-12 17:42:09,188 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2021-06-12 17:42:09,380 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-06-12 17:42:09,522 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2021-06-12 17:42:09,656 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-06-12 17:42:09,870 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2021-06-12 17:42:10,155 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 76 [2021-06-12 17:42:10,333 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-12 17:42:10,539 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 95 [2021-06-12 17:42:10,709 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 89 [2021-06-12 17:42:10,903 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 93 [2021-06-12 17:42:11,115 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 101 [2021-06-12 17:42:12,131 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 96 [2021-06-12 17:42:12,412 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-06-12 17:42:14,249 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-06-12 17:42:15,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:42:15,106 INFO L93 Difference]: Finished difference Result 36313 states and 74864 transitions. [2021-06-12 17:42:15,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-12 17:42:15,107 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 3.2972972972972974) internal successors, (122), 37 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 17:42:15,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:42:15,146 INFO L225 Difference]: With dead ends: 36313 [2021-06-12 17:42:15,146 INFO L226 Difference]: Without dead ends: 36313 [2021-06-12 17:42:15,148 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1449 ImplicationChecksByTransitivity, 6470.9ms TimeCoverageRelationStatistics Valid=1343, Invalid=5797, Unknown=0, NotChecked=0, Total=7140 [2021-06-12 17:42:15,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36313 states. [2021-06-12 17:42:15,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36313 to 25075. [2021-06-12 17:42:15,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25075 states, 25065 states have (on average 2.0830640335128665) internal successors, (52212), 25074 states have internal predecessors, (52212), 0 states have call successors, (0), 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 17:42:15,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25075 states to 25075 states and 52212 transitions. [2021-06-12 17:42:15,561 INFO L78 Accepts]: Start accepts. Automaton has 25075 states and 52212 transitions. Word has length 122 [2021-06-12 17:42:15,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:42:15,561 INFO L482 AbstractCegarLoop]: Abstraction has 25075 states and 52212 transitions. [2021-06-12 17:42:15,561 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 3.2972972972972974) internal successors, (122), 37 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 17:42:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 25075 states and 52212 transitions. [2021-06-12 17:42:15,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:42:15,566 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:42:15,566 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 17:42:15,566 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-12 17:42:15,566 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 17:42:15,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:42:15,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1887386317, now seen corresponding path program 3 times [2021-06-12 17:42:15,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:42:15,567 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170840839] [2021-06-12 17:42:15,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:42:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:42:17,157 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 17:42:17,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:42:17,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170840839] [2021-06-12 17:42:17,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170840839] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:42:17,157 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:42:17,158 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:42:17,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555159454] [2021-06-12 17:42:17,158 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:42:17,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:42:17,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:42:17,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=1567, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:42:17,159 INFO L87 Difference]: Start difference. First operand 25075 states and 52212 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 17:42:18,071 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2021-06-12 17:42:18,297 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2021-06-12 17:42:18,487 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2021-06-12 17:42:18,655 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2021-06-12 17:42:18,929 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2021-06-12 17:42:19,140 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-06-12 17:42:19,366 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2021-06-12 17:42:19,646 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 116 [2021-06-12 17:42:19,889 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 112 [2021-06-12 17:42:20,154 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 116 [2021-06-12 17:42:20,401 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2021-06-12 17:42:20,614 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-06-12 17:42:20,871 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 111 [2021-06-12 17:42:21,076 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 98 [2021-06-12 17:42:21,291 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2021-06-12 17:42:21,533 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 106 [2021-06-12 17:42:21,803 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 110 [2021-06-12 17:42:22,099 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:42:22,469 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-12 17:42:22,935 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 127 [2021-06-12 17:42:23,144 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-12 17:42:23,358 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-12 17:42:23,602 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-12 17:42:23,782 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 93 [2021-06-12 17:42:24,198 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 136 [2021-06-12 17:42:24,408 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 97 [2021-06-12 17:42:24,688 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 103 [2021-06-12 17:42:24,980 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-12 17:42:25,436 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 136 [2021-06-12 17:42:25,736 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:42:25,997 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 107 [2021-06-12 17:42:26,399 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 132 [2021-06-12 17:42:26,687 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-06-12 17:42:27,179 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 136 [2021-06-12 17:42:27,792 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-12 17:42:28,613 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 143 [2021-06-12 17:42:29,080 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 150 [2021-06-12 17:42:29,505 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 143 [2021-06-12 17:42:29,996 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 150 [2021-06-12 17:42:31,007 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-06-12 17:42:31,538 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-12 17:42:32,433 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:42:33,029 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 153 [2021-06-12 17:42:33,533 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:42:34,043 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 153 [2021-06-12 17:42:36,521 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 132 [2021-06-12 17:42:36,959 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:42:37,392 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:42:38,182 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-06-12 17:42:38,604 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:42:39,004 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-06-12 17:42:39,496 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-06-12 17:42:40,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:42:40,276 INFO L93 Difference]: Finished difference Result 38304 states and 79104 transitions. [2021-06-12 17:42:40,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-12 17:42:40,276 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 17:42:40,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:42:40,316 INFO L225 Difference]: With dead ends: 38304 [2021-06-12 17:42:40,316 INFO L226 Difference]: Without dead ends: 38304 [2021-06-12 17:42:40,318 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2583 ImplicationChecksByTransitivity, 18554.7ms TimeCoverageRelationStatistics Valid=2433, Invalid=9777, Unknown=0, NotChecked=0, Total=12210 [2021-06-12 17:42:40,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38304 states. [2021-06-12 17:42:40,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38304 to 25603. [2021-06-12 17:42:40,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25603 states, 25593 states have (on average 2.083460321181573) internal successors, (53322), 25602 states have internal predecessors, (53322), 0 states have call successors, (0), 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 17:42:40,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25603 states to 25603 states and 53322 transitions. [2021-06-12 17:42:40,724 INFO L78 Accepts]: Start accepts. Automaton has 25603 states and 53322 transitions. Word has length 122 [2021-06-12 17:42:40,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:42:40,724 INFO L482 AbstractCegarLoop]: Abstraction has 25603 states and 53322 transitions. [2021-06-12 17:42:40,724 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 17:42:40,724 INFO L276 IsEmpty]: Start isEmpty. Operand 25603 states and 53322 transitions. [2021-06-12 17:42:40,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:42:40,729 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:42:40,729 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 17:42:40,729 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-12 17:42:40,730 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 17:42:40,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:42:40,730 INFO L82 PathProgramCache]: Analyzing trace with hash -555968157, now seen corresponding path program 4 times [2021-06-12 17:42:40,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:42:40,730 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366746143] [2021-06-12 17:42:40,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:42:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:42:42,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:42:42,327 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:42:42,327 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366746143] [2021-06-12 17:42:42,327 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366746143] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:42:42,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:42:42,327 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:42:42,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885468972] [2021-06-12 17:42:42,327 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:42:42,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:42:42,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:42:42,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1570, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:42:42,328 INFO L87 Difference]: Start difference. First operand 25603 states and 53322 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 17:42:43,108 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2021-06-12 17:42:43,279 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2021-06-12 17:42:43,580 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2021-06-12 17:42:43,732 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2021-06-12 17:42:43,900 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2021-06-12 17:42:44,101 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2021-06-12 17:42:44,314 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-06-12 17:42:44,546 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2021-06-12 17:42:44,823 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 116 [2021-06-12 17:42:45,067 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 112 [2021-06-12 17:42:45,341 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 116 [2021-06-12 17:42:45,593 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2021-06-12 17:42:45,799 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-06-12 17:42:46,058 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 111 [2021-06-12 17:42:46,259 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 98 [2021-06-12 17:42:46,475 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2021-06-12 17:42:46,719 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 106 [2021-06-12 17:42:46,989 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 110 [2021-06-12 17:42:47,292 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:42:47,690 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-12 17:42:48,125 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 127 [2021-06-12 17:42:48,336 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-12 17:42:48,558 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-12 17:42:48,803 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-12 17:42:48,986 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 93 [2021-06-12 17:42:49,382 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 136 [2021-06-12 17:42:49,596 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 97 [2021-06-12 17:42:49,844 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 103 [2021-06-12 17:42:50,137 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-12 17:42:50,602 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 136 [2021-06-12 17:42:50,904 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:42:51,164 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 107 [2021-06-12 17:42:51,640 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 132 [2021-06-12 17:42:51,931 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-06-12 17:42:52,375 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-12 17:42:52,759 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 140 [2021-06-12 17:42:53,281 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:42:53,717 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-06-12 17:42:54,373 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 143 [2021-06-12 17:42:54,854 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-06-12 17:42:55,292 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-06-12 17:42:55,771 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 143 [2021-06-12 17:42:56,245 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 150 [2021-06-12 17:42:56,664 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 143 [2021-06-12 17:42:57,148 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 150 [2021-06-12 17:42:58,132 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-06-12 17:42:58,667 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 142 [2021-06-12 17:42:59,545 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:43:00,017 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 146 [2021-06-12 17:43:00,598 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 153 [2021-06-12 17:43:01,069 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:43:01,578 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 153 [2021-06-12 17:43:04,238 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-12 17:43:04,685 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:43:05,615 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-06-12 17:43:06,038 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:43:06,440 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-06-12 17:43:06,878 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-06-12 17:43:07,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:43:07,641 INFO L93 Difference]: Finished difference Result 38662 states and 79830 transitions. [2021-06-12 17:43:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-12 17:43:07,642 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 17:43:07,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:43:07,682 INFO L225 Difference]: With dead ends: 38662 [2021-06-12 17:43:07,683 INFO L226 Difference]: Without dead ends: 38662 [2021-06-12 17:43:07,685 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2842 ImplicationChecksByTransitivity, 20474.0ms TimeCoverageRelationStatistics Valid=2677, Invalid=10663, Unknown=0, NotChecked=0, Total=13340 [2021-06-12 17:43:07,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38662 states. [2021-06-12 17:43:08,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38662 to 25606. [2021-06-12 17:43:08,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25606 states, 25596 states have (on average 2.0834505391467415) internal successors, (53328), 25605 states have internal predecessors, (53328), 0 states have call successors, (0), 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 17:43:08,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25606 states to 25606 states and 53328 transitions. [2021-06-12 17:43:08,191 INFO L78 Accepts]: Start accepts. Automaton has 25606 states and 53328 transitions. Word has length 122 [2021-06-12 17:43:08,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:43:08,192 INFO L482 AbstractCegarLoop]: Abstraction has 25606 states and 53328 transitions. [2021-06-12 17:43:08,192 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 17:43:08,192 INFO L276 IsEmpty]: Start isEmpty. Operand 25606 states and 53328 transitions. [2021-06-12 17:43:08,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:43:08,197 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:43:08,197 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 17:43:08,197 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-12 17:43:08,198 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 17:43:08,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:43:08,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1883370917, now seen corresponding path program 5 times [2021-06-12 17:43:08,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:43:08,198 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235739427] [2021-06-12 17:43:08,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:43:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:43:09,685 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 17:43:09,685 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:43:09,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235739427] [2021-06-12 17:43:09,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235739427] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:43:09,686 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:43:09,686 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:43:09,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179745737] [2021-06-12 17:43:09,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:43:09,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:43:09,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:43:09,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:43:09,687 INFO L87 Difference]: Start difference. First operand 25606 states and 53328 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 17:43:10,588 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:43:10,824 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:43:10,982 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:43:11,152 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:43:11,359 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-12 17:43:11,574 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:43:11,805 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-12 17:43:12,069 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-12 17:43:12,359 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-12 17:43:12,630 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-12 17:43:12,877 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-06-12 17:43:13,085 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:43:13,336 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-12 17:43:13,518 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-12 17:43:13,716 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-12 17:43:13,943 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:43:14,189 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:43:14,463 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-12 17:43:14,783 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-12 17:43:15,163 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-12 17:43:15,343 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-12 17:43:15,538 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-12 17:43:15,762 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-12 17:43:15,926 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:43:16,331 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 128 [2021-06-12 17:43:16,523 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:43:16,744 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:43:17,012 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-12 17:43:17,437 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 128 [2021-06-12 17:43:17,713 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-12 17:43:17,951 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:43:18,330 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 126 [2021-06-12 17:43:18,618 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-12 17:43:19,009 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 129 [2021-06-12 17:43:19,372 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-06-12 17:43:19,866 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 130 [2021-06-12 17:43:20,312 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 133 [2021-06-12 17:43:20,926 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 135 [2021-06-12 17:43:21,364 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-06-12 17:43:21,762 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 133 [2021-06-12 17:43:22,130 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 135 [2021-06-12 17:43:22,603 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 136 [2021-06-12 17:43:22,975 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 140 [2021-06-12 17:43:23,384 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 144 [2021-06-12 17:43:23,799 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 143 [2021-06-12 17:43:24,222 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 133 [2021-06-12 17:43:24,739 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 136 [2021-06-12 17:43:25,135 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-06-12 17:43:25,687 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 145 [2021-06-12 17:43:26,579 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 132 [2021-06-12 17:43:27,078 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 136 [2021-06-12 17:43:27,921 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-06-12 17:43:28,524 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-06-12 17:43:28,960 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-06-12 17:43:29,455 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 148 [2021-06-12 17:43:31,506 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 125 [2021-06-12 17:43:31,915 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 122 [2021-06-12 17:43:33,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:43:33,295 INFO L93 Difference]: Finished difference Result 37775 states and 78026 transitions. [2021-06-12 17:43:33,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-12 17:43:33,295 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 17:43:33,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:43:33,332 INFO L225 Difference]: With dead ends: 37775 [2021-06-12 17:43:33,332 INFO L226 Difference]: Without dead ends: 37775 [2021-06-12 17:43:33,335 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3054 ImplicationChecksByTransitivity, 19362.3ms TimeCoverageRelationStatistics Valid=2708, Invalid=10864, Unknown=0, NotChecked=0, Total=13572 [2021-06-12 17:43:33,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37775 states. [2021-06-12 17:43:33,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37775 to 25587. [2021-06-12 17:43:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25587 states, 25577 states have (on average 2.083434335535833) internal successors, (53288), 25586 states have internal predecessors, (53288), 0 states have call successors, (0), 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 17:43:33,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25587 states to 25587 states and 53288 transitions. [2021-06-12 17:43:33,727 INFO L78 Accepts]: Start accepts. Automaton has 25587 states and 53288 transitions. Word has length 122 [2021-06-12 17:43:33,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:43:33,727 INFO L482 AbstractCegarLoop]: Abstraction has 25587 states and 53288 transitions. [2021-06-12 17:43:33,727 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 17:43:33,727 INFO L276 IsEmpty]: Start isEmpty. Operand 25587 states and 53288 transitions. [2021-06-12 17:43:33,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:43:33,732 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:43:33,732 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 17:43:33,732 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-12 17:43:33,732 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 17:43:33,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:43:33,733 INFO L82 PathProgramCache]: Analyzing trace with hash 1062396595, now seen corresponding path program 6 times [2021-06-12 17:43:33,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:43:33,733 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65682812] [2021-06-12 17:43:33,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:43:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:43:35,235 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 17:43:35,235 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:43:35,235 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65682812] [2021-06-12 17:43:35,235 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65682812] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:43:35,235 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:43:35,235 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:43:35,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761751396] [2021-06-12 17:43:35,236 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:43:35,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:43:35,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:43:35,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1568, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:43:35,237 INFO L87 Difference]: Start difference. First operand 25587 states and 53288 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 17:43:36,148 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:43:36,387 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:43:36,538 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:43:36,710 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:43:36,958 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-12 17:43:37,168 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:43:37,396 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-12 17:43:37,660 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-12 17:43:37,901 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-12 17:43:38,170 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-12 17:43:38,414 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-06-12 17:43:38,621 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:43:38,871 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-12 17:43:39,052 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-12 17:43:39,247 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-12 17:43:39,470 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:43:39,716 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:43:39,990 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-12 17:43:40,315 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-12 17:43:40,690 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-12 17:43:40,915 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-12 17:43:41,105 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-12 17:43:41,321 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-12 17:43:41,482 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:43:41,849 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 128 [2021-06-12 17:43:42,039 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:43:42,258 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:43:42,520 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-12 17:43:42,943 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 132 [2021-06-12 17:43:43,298 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-12 17:43:43,582 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-12 17:43:43,819 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:43:44,219 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 122 [2021-06-12 17:43:44,562 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-12 17:43:44,982 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 128 [2021-06-12 17:43:45,449 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 126 [2021-06-12 17:43:45,906 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 135 [2021-06-12 17:43:46,454 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 131 [2021-06-12 17:43:46,831 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 135 [2021-06-12 17:43:47,266 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 130 [2021-06-12 17:43:47,624 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 133 [2021-06-12 17:43:48,049 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-12 17:43:48,497 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-06-12 17:43:48,901 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 133 [2021-06-12 17:43:49,235 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 125 [2021-06-12 17:43:49,649 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 140 [2021-06-12 17:43:50,569 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-12 17:43:51,021 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 129 [2021-06-12 17:43:51,812 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 133 [2021-06-12 17:43:52,215 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 140 [2021-06-12 17:43:52,781 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 147 [2021-06-12 17:43:53,287 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 136 [2021-06-12 17:43:53,656 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 128 [2021-06-12 17:43:54,092 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 143 [2021-06-12 17:43:57,132 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 133 [2021-06-12 17:43:57,584 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 140 [2021-06-12 17:43:58,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:43:58,502 INFO L93 Difference]: Finished difference Result 39206 states and 80968 transitions. [2021-06-12 17:43:58,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-12 17:43:58,502 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 17:43:58,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:43:58,541 INFO L225 Difference]: With dead ends: 39206 [2021-06-12 17:43:58,542 INFO L226 Difference]: Without dead ends: 39206 [2021-06-12 17:43:58,542 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2858 ImplicationChecksByTransitivity, 18664.8ms TimeCoverageRelationStatistics Valid=2519, Invalid=10363, Unknown=0, NotChecked=0, Total=12882 [2021-06-12 17:43:58,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39206 states. [2021-06-12 17:43:58,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39206 to 25702. [2021-06-12 17:43:58,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25702 states, 25692 states have (on average 2.08321656546785) internal successors, (53522), 25701 states have internal predecessors, (53522), 0 states have call successors, (0), 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 17:43:58,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25702 states to 25702 states and 53522 transitions. [2021-06-12 17:43:58,950 INFO L78 Accepts]: Start accepts. Automaton has 25702 states and 53522 transitions. Word has length 122 [2021-06-12 17:43:58,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:43:58,950 INFO L482 AbstractCegarLoop]: Abstraction has 25702 states and 53522 transitions. [2021-06-12 17:43:58,950 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 17:43:58,950 INFO L276 IsEmpty]: Start isEmpty. Operand 25702 states and 53522 transitions. [2021-06-12 17:43:58,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:43:58,955 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:43:58,955 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 17:43:58,955 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-12 17:43:58,955 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 17:43:58,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:43:58,956 INFO L82 PathProgramCache]: Analyzing trace with hash -265006165, now seen corresponding path program 7 times [2021-06-12 17:43:58,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:43:58,956 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62667524] [2021-06-12 17:43:58,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:43:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:44:00,325 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 17:44:00,325 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:44:00,325 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62667524] [2021-06-12 17:44:00,325 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62667524] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:44:00,325 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:44:00,325 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:44:00,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591880592] [2021-06-12 17:44:00,326 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:44:00,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:44:00,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:44:00,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1572, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:44:00,327 INFO L87 Difference]: Start difference. First operand 25702 states and 53522 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 17:44:01,084 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2021-06-12 17:44:01,277 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2021-06-12 17:44:01,473 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-06-12 17:44:01,624 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-06-12 17:44:01,798 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2021-06-12 17:44:01,983 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-06-12 17:44:02,182 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2021-06-12 17:44:02,429 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:44:02,644 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2021-06-12 17:44:02,875 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 108 [2021-06-12 17:44:03,090 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 100 [2021-06-12 17:44:03,273 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2021-06-12 17:44:03,535 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 107 [2021-06-12 17:44:03,799 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 112 [2021-06-12 17:44:04,073 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 116 [2021-06-12 17:44:04,372 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 120 [2021-06-12 17:44:04,703 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 124 [2021-06-12 17:44:05,096 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 129 [2021-06-12 17:44:05,590 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 137 [2021-06-12 17:44:05,812 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2021-06-12 17:44:06,055 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 112 [2021-06-12 17:44:06,327 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 116 [2021-06-12 17:44:06,538 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 104 [2021-06-12 17:44:06,973 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 146 [2021-06-12 17:44:07,210 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 110 [2021-06-12 17:44:07,484 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 114 [2021-06-12 17:44:07,798 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 120 [2021-06-12 17:44:08,286 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-06-12 17:44:08,707 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-06-12 17:44:09,045 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 125 [2021-06-12 17:44:09,332 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 118 [2021-06-12 17:44:09,796 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 142 [2021-06-12 17:44:10,118 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:44:10,552 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 144 [2021-06-12 17:44:10,960 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 148 [2021-06-12 17:44:11,597 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-06-12 17:44:12,041 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 148 [2021-06-12 17:44:12,525 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 153 [2021-06-12 17:44:13,122 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 151 [2021-06-12 17:44:13,599 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 153 [2021-06-12 17:44:14,110 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 160 [2021-06-12 17:44:14,557 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 149 [2021-06-12 17:44:14,977 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 150 [2021-06-12 17:44:15,408 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 153 [2021-06-12 17:44:15,856 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 151 [2021-06-12 17:44:16,305 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 153 [2021-06-12 17:44:16,743 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 157 [2021-06-12 17:44:17,220 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 162 [2021-06-12 17:44:17,773 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-06-12 17:44:18,181 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 150 [2021-06-12 17:44:18,776 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 153 [2021-06-12 17:44:19,231 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 159 [2021-06-12 17:44:19,836 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 162 [2021-06-12 17:44:20,551 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 100 [2021-06-12 17:44:20,726 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-06-12 17:44:21,066 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2021-06-12 17:44:21,673 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 147 [2021-06-12 17:44:22,218 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 151 [2021-06-12 17:44:23,087 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 154 [2021-06-12 17:44:23,539 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 156 [2021-06-12 17:44:24,159 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 163 [2021-06-12 17:44:24,654 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 156 [2021-06-12 17:44:25,202 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 165 [2021-06-12 17:44:27,589 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 142 [2021-06-12 17:44:27,881 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 117 [2021-06-12 17:44:28,189 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 123 [2021-06-12 17:44:28,586 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:44:28,902 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 127 [2021-06-12 17:44:29,339 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-06-12 17:44:30,061 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:44:30,429 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-12 17:44:31,031 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 152 [2021-06-12 17:44:31,435 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 136 [2021-06-12 17:44:32,013 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 156 [2021-06-12 17:44:32,444 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 149 [2021-06-12 17:44:33,074 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 147 [2021-06-12 17:44:33,758 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 160 [2021-06-12 17:44:34,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:44:34,449 INFO L93 Difference]: Finished difference Result 41235 states and 85089 transitions. [2021-06-12 17:44:34,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-12 17:44:34,450 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 17:44:34,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:44:34,490 INFO L225 Difference]: With dead ends: 41235 [2021-06-12 17:44:34,490 INFO L226 Difference]: Without dead ends: 41235 [2021-06-12 17:44:34,491 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5042 ImplicationChecksByTransitivity, 29516.4ms TimeCoverageRelationStatistics Valid=4257, Invalid=15765, Unknown=0, NotChecked=0, Total=20022 [2021-06-12 17:44:34,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41235 states. [2021-06-12 17:44:34,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41235 to 25591. [2021-06-12 17:44:34,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25591 states, 25581 states have (on average 2.0834212892381063) internal successors, (53296), 25590 states have internal predecessors, (53296), 0 states have call successors, (0), 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 17:44:34,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25591 states to 25591 states and 53296 transitions. [2021-06-12 17:44:34,901 INFO L78 Accepts]: Start accepts. Automaton has 25591 states and 53296 transitions. Word has length 122 [2021-06-12 17:44:34,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:44:34,902 INFO L482 AbstractCegarLoop]: Abstraction has 25591 states and 53296 transitions. [2021-06-12 17:44:34,902 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 17:44:34,902 INFO L276 IsEmpty]: Start isEmpty. Operand 25591 states and 53296 transitions. [2021-06-12 17:44:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:44:34,906 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:44:34,906 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 17:44:34,906 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-12 17:44:34,907 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 17:44:34,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:44:34,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1130399667, now seen corresponding path program 8 times [2021-06-12 17:44:34,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:44:34,907 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226899722] [2021-06-12 17:44:34,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:44:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:44:36,461 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 17:44:36,461 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:44:36,461 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226899722] [2021-06-12 17:44:36,461 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226899722] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:44:36,461 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:44:36,461 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:44:36,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030653185] [2021-06-12 17:44:36,462 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:44:36,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:44:36,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:44:36,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=1561, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:44:36,462 INFO L87 Difference]: Start difference. First operand 25591 states and 53296 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 17:44:37,141 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-12 17:44:37,325 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:44:37,587 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:44:37,858 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:44:38,037 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:44:38,241 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-12 17:44:38,447 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:44:38,672 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-12 17:44:38,917 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-12 17:44:39,166 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-12 17:44:39,434 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-12 17:44:39,682 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-06-12 17:44:39,892 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:44:40,145 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-12 17:44:40,326 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-12 17:44:40,520 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-12 17:44:40,745 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:44:40,990 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:44:41,266 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-12 17:44:41,585 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-12 17:44:41,982 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 115 [2021-06-12 17:44:42,157 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-12 17:44:42,353 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-12 17:44:42,572 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-12 17:44:42,735 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:44:43,107 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 119 [2021-06-12 17:44:43,297 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:44:43,515 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:44:43,778 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-12 17:44:44,197 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 121 [2021-06-12 17:44:44,500 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-12 17:44:44,739 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:44:45,118 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 114 [2021-06-12 17:44:45,384 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:44:45,807 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 123 [2021-06-12 17:44:46,334 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 127 [2021-06-12 17:44:46,807 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 131 [2021-06-12 17:44:47,150 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 119 [2021-06-12 17:44:47,640 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 135 [2021-06-12 17:44:48,031 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 125 [2021-06-12 17:44:48,461 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 128 [2021-06-12 17:44:48,918 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 127 [2021-06-12 17:44:49,332 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 129 [2021-06-12 17:44:49,790 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 136 [2021-06-12 17:44:50,267 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 133 [2021-06-12 17:44:50,711 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 133 [2021-06-12 17:44:51,123 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 129 [2021-06-12 17:44:51,629 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 137 [2021-06-12 17:44:52,076 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 136 [2021-06-12 17:44:52,551 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 129 [2021-06-12 17:44:53,193 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 135 [2021-06-12 17:44:53,883 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 123 [2021-06-12 17:44:54,351 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 132 [2021-06-12 17:44:54,736 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 131 [2021-06-12 17:44:55,161 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 125 [2021-06-12 17:44:55,603 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 136 [2021-06-12 17:44:56,034 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 140 [2021-06-12 17:44:56,398 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 124 [2021-06-12 17:44:56,888 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 140 [2021-06-12 17:44:57,350 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 144 [2021-06-12 17:44:57,800 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 133 [2021-06-12 17:44:58,190 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 131 [2021-06-12 17:44:58,708 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 144 [2021-06-12 17:44:59,195 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 148 [2021-06-12 17:44:59,625 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 137 [2021-06-12 17:45:00,067 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 140 [2021-06-12 17:45:00,591 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 127 [2021-06-12 17:45:01,041 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 136 [2021-06-12 17:45:01,615 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 152 [2021-06-12 17:45:02,064 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 141 [2021-06-12 17:45:02,554 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 144 [2021-06-12 17:45:03,170 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 142 [2021-06-12 17:45:03,663 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 144 [2021-06-12 17:45:04,160 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 145 [2021-06-12 17:45:04,694 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 148 [2021-06-12 17:45:05,338 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 150 [2021-06-12 17:45:05,860 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 137 [2021-06-12 17:45:06,489 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 152 [2021-06-12 17:45:07,044 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 143 [2021-06-12 17:45:07,574 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 144 [2021-06-12 17:45:07,797 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:45:08,347 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 150 [2021-06-12 17:45:08,586 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:45:08,877 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:45:09,365 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 134 [2021-06-12 17:45:09,929 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 142 [2021-06-12 17:45:10,204 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:45:10,641 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 126 [2021-06-12 17:45:11,100 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 135 [2021-06-12 17:45:11,658 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 142 [2021-06-12 17:45:11,939 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:45:12,463 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 128 [2021-06-12 17:45:13,377 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 135 [2021-06-12 17:45:13,713 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-06-12 17:45:14,195 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 143 [2021-06-12 17:45:14,709 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 136 [2021-06-12 17:45:15,364 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 143 [2021-06-12 17:45:17,260 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 115 [2021-06-12 17:45:17,718 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 110 [2021-06-12 17:45:18,129 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 117 [2021-06-12 17:45:18,773 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 115 [2021-06-12 17:45:19,652 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 124 [2021-06-12 17:45:20,095 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 132 [2021-06-12 17:45:20,493 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 119 [2021-06-12 17:45:20,879 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 125 [2021-06-12 17:45:21,290 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 127 [2021-06-12 17:45:21,686 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 132 [2021-06-12 17:45:22,131 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 120 [2021-06-12 17:45:22,623 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 127 [2021-06-12 17:45:23,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:45:23,641 INFO L93 Difference]: Finished difference Result 38082 states and 78684 transitions. [2021-06-12 17:45:23,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-12 17:45:23,641 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 17:45:23,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:45:23,682 INFO L225 Difference]: With dead ends: 38082 [2021-06-12 17:45:23,682 INFO L226 Difference]: Without dead ends: 38082 [2021-06-12 17:45:23,684 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 170 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8440 ImplicationChecksByTransitivity, 42236.5ms TimeCoverageRelationStatistics Valid=6208, Invalid=23204, Unknown=0, NotChecked=0, Total=29412 [2021-06-12 17:45:23,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38082 states. [2021-06-12 17:45:24,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38082 to 25883. [2021-06-12 17:45:24,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25883 states, 25873 states have (on average 2.0827117071850965) internal successors, (53886), 25882 states have internal predecessors, (53886), 0 states have call successors, (0), 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 17:45:24,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25883 states to 25883 states and 53886 transitions. [2021-06-12 17:45:24,097 INFO L78 Accepts]: Start accepts. Automaton has 25883 states and 53886 transitions. Word has length 122 [2021-06-12 17:45:24,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:45:24,097 INFO L482 AbstractCegarLoop]: Abstraction has 25883 states and 53886 transitions. [2021-06-12 17:45:24,098 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 17:45:24,098 INFO L276 IsEmpty]: Start isEmpty. Operand 25883 states and 53886 transitions. [2021-06-12 17:45:24,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:45:24,103 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:45:24,103 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 17:45:24,103 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-12 17:45:24,103 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 17:45:24,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:45:24,103 INFO L82 PathProgramCache]: Analyzing trace with hash 484605171, now seen corresponding path program 9 times [2021-06-12 17:45:24,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:45:24,103 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983445135] [2021-06-12 17:45:24,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:45:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:45:25,701 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 17:45:25,702 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:45:25,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983445135] [2021-06-12 17:45:25,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983445135] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:45:25,702 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:45:25,702 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:45:25,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656042112] [2021-06-12 17:45:25,702 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:45:25,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:45:25,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:45:25,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1565, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:45:25,703 INFO L87 Difference]: Start difference. First operand 25883 states and 53886 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 17:45:26,671 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:45:26,901 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:45:27,048 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:45:27,245 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:45:27,448 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:45:27,663 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:45:27,910 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:45:28,153 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:45:28,423 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:45:28,737 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:45:28,984 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 112 [2021-06-12 17:45:29,200 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:45:29,446 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:45:29,627 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:45:29,836 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:45:30,059 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:45:30,322 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:45:30,608 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:45:30,976 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:45:31,378 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-12 17:45:31,560 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:45:31,755 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:45:31,973 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:45:32,136 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:45:32,490 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 122 [2021-06-12 17:45:32,831 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 121 [2021-06-12 17:45:33,015 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:45:33,236 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:45:33,541 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:45:33,968 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 124 [2021-06-12 17:45:34,355 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 118 [2021-06-12 17:45:34,630 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:45:34,883 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:45:35,285 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-06-12 17:45:35,553 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:45:35,920 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-06-12 17:45:36,308 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 128 [2021-06-12 17:45:36,757 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-12 17:45:37,201 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 131 [2021-06-12 17:45:37,651 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 128 [2021-06-12 17:45:38,183 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 136 [2021-06-12 17:45:38,665 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 127 [2021-06-12 17:45:39,191 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 134 [2021-06-12 17:45:39,572 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 127 [2021-06-12 17:45:40,224 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 126 [2021-06-12 17:45:40,616 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 123 [2021-06-12 17:45:41,150 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 132 [2021-06-12 17:45:41,670 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 136 [2021-06-12 17:45:42,146 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 140 [2021-06-12 17:45:42,470 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 121 [2021-06-12 17:45:43,022 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 140 [2021-06-12 17:45:43,610 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 144 [2021-06-12 17:45:44,006 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 131 [2021-06-12 17:45:44,380 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 130 [2021-06-12 17:45:44,746 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 126 [2021-06-12 17:45:45,284 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 144 [2021-06-12 17:45:45,877 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 148 [2021-06-12 17:45:46,324 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 135 [2021-06-12 17:45:46,767 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 138 [2021-06-12 17:45:47,216 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 134 [2021-06-12 17:45:47,620 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 130 [2021-06-12 17:45:48,223 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 136 [2021-06-12 17:45:48,804 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 152 [2021-06-12 17:45:49,246 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 139 [2021-06-12 17:45:49,705 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 142 [2021-06-12 17:45:50,117 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 138 [2021-06-12 17:45:50,529 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 134 [2021-06-12 17:45:51,064 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 144 [2021-06-12 17:45:51,617 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 142 [2021-06-12 17:45:52,092 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 143 [2021-06-12 17:45:52,595 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 146 [2021-06-12 17:45:53,050 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 142 [2021-06-12 17:45:53,488 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 138 [2021-06-12 17:45:53,922 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 135 [2021-06-12 17:45:54,475 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 150 [2021-06-12 17:45:54,985 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 150 [2021-06-12 17:45:55,459 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-06-12 17:45:55,859 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 130 [2021-06-12 17:45:56,342 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 142 [2021-06-12 17:45:56,795 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 141 [2021-06-12 17:45:57,271 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 144 [2021-06-12 17:45:57,714 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 136 [2021-06-12 17:45:57,892 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:45:58,422 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 148 [2021-06-12 17:45:58,656 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:45:58,969 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:45:59,490 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 134 [2021-06-12 17:46:00,016 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 142 [2021-06-12 17:46:00,268 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:46:00,609 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-06-12 17:46:01,025 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 133 [2021-06-12 17:46:01,424 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 136 [2021-06-12 17:46:01,817 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 128 [2021-06-12 17:46:02,300 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 140 [2021-06-12 17:46:02,586 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:46:03,038 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-12 17:46:03,453 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 130 [2021-06-12 17:46:04,285 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 133 [2021-06-12 17:46:04,831 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 135 [2021-06-12 17:46:05,463 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 143 [2021-06-12 17:46:05,937 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 134 [2021-06-12 17:46:06,335 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-12 17:46:06,710 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 129 [2021-06-12 17:46:07,237 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 141 [2021-06-12 17:46:07,654 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 122 [2021-06-12 17:46:10,117 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 124 [2021-06-12 17:46:10,530 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 132 [2021-06-12 17:46:10,917 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 125 [2021-06-12 17:46:11,256 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-12 17:46:11,718 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 130 [2021-06-12 17:46:12,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:46:12,586 INFO L93 Difference]: Finished difference Result 39170 states and 80892 transitions. [2021-06-12 17:46:12,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-12 17:46:12,587 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 17:46:12,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:46:12,626 INFO L225 Difference]: With dead ends: 39170 [2021-06-12 17:46:12,627 INFO L226 Difference]: Without dead ends: 39170 [2021-06-12 17:46:12,628 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 167 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7954 ImplicationChecksByTransitivity, 42198.2ms TimeCoverageRelationStatistics Valid=5987, Invalid=22405, Unknown=0, NotChecked=0, Total=28392 [2021-06-12 17:46:12,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39170 states. [2021-06-12 17:46:12,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39170 to 25999. [2021-06-12 17:46:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25999 states, 25989 states have (on average 2.0824964408018776) internal successors, (54122), 25998 states have internal predecessors, (54122), 0 states have call successors, (0), 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 17:46:13,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25999 states to 25999 states and 54122 transitions. [2021-06-12 17:46:13,031 INFO L78 Accepts]: Start accepts. Automaton has 25999 states and 54122 transitions. Word has length 122 [2021-06-12 17:46:13,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:46:13,032 INFO L482 AbstractCegarLoop]: Abstraction has 25999 states and 54122 transitions. [2021-06-12 17:46:13,032 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 17:46:13,032 INFO L276 IsEmpty]: Start isEmpty. Operand 25999 states and 54122 transitions. [2021-06-12 17:46:13,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:46:13,037 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:46:13,037 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 17:46:13,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-12 17:46:13,037 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 17:46:13,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:46:13,037 INFO L82 PathProgramCache]: Analyzing trace with hash -842797589, now seen corresponding path program 10 times [2021-06-12 17:46:13,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:46:13,037 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493218657] [2021-06-12 17:46:13,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:46:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:46:14,594 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 17:46:14,594 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:46:14,594 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493218657] [2021-06-12 17:46:14,596 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493218657] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:46:14,596 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:46:14,596 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:46:14,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635229526] [2021-06-12 17:46:14,596 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:46:14,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:46:14,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:46:14,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:46:14,597 INFO L87 Difference]: Start difference. First operand 25999 states and 54122 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 17:46:15,152 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-06-12 17:46:15,320 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-12 17:46:15,500 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:46:15,747 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:46:15,906 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:46:16,074 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:46:16,267 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-12 17:46:16,472 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:46:16,695 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-12 17:46:16,942 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-12 17:46:17,185 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-12 17:46:17,472 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-12 17:46:17,723 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 112 [2021-06-12 17:46:17,929 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-12 17:46:18,185 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-12 17:46:18,396 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-12 17:46:18,608 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-12 17:46:18,834 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-12 17:46:19,084 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-12 17:46:19,427 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-12 17:46:19,775 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-12 17:46:20,167 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-12 17:46:20,346 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-12 17:46:20,563 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-12 17:46:20,786 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:46:20,949 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:46:21,304 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 126 [2021-06-12 17:46:21,650 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 121 [2021-06-12 17:46:21,836 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:46:22,065 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:46:22,336 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:46:22,759 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 128 [2021-06-12 17:46:23,116 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 120 [2021-06-12 17:46:23,400 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:46:23,672 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:46:24,042 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 114 [2021-06-12 17:46:24,310 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:46:24,676 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-12 17:46:25,004 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-12 17:46:25,398 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 128 [2021-06-12 17:46:25,860 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 119 [2021-06-12 17:46:26,241 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-12 17:46:26,648 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 135 [2021-06-12 17:46:27,058 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 132 [2021-06-12 17:46:27,602 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 142 [2021-06-12 17:46:28,049 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 133 [2021-06-12 17:46:28,551 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 142 [2021-06-12 17:46:28,931 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 129 [2021-06-12 17:46:29,590 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 123 [2021-06-12 17:46:29,963 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 123 [2021-06-12 17:46:30,350 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 125 [2021-06-12 17:46:30,790 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 132 [2021-06-12 17:46:31,178 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 133 [2021-06-12 17:46:31,709 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 136 [2021-06-12 17:46:32,157 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 142 [2021-06-12 17:46:32,505 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 124 [2021-06-12 17:46:32,849 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-06-12 17:46:33,341 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 140 [2021-06-12 17:46:33,832 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 146 [2021-06-12 17:46:34,242 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 133 [2021-06-12 17:46:34,639 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 133 [2021-06-12 17:46:35,022 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 126 [2021-06-12 17:46:35,615 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 144 [2021-06-12 17:46:36,118 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 150 [2021-06-12 17:46:36,551 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 137 [2021-06-12 17:46:37,003 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 142 [2021-06-12 17:46:37,520 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 130 [2021-06-12 17:46:37,984 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 140 [2021-06-12 17:46:38,514 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 154 [2021-06-12 17:46:38,961 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 141 [2021-06-12 17:46:39,481 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 146 [2021-06-12 17:46:39,989 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 134 [2021-06-12 17:46:40,504 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 150 [2021-06-12 17:46:41,001 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 146 [2021-06-12 17:46:41,473 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 145 [2021-06-12 17:46:41,981 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 150 [2021-06-12 17:46:42,445 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 138 [2021-06-12 17:46:42,930 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 141 [2021-06-12 17:46:43,466 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 156 [2021-06-12 17:46:44,021 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 154 [2021-06-12 17:46:44,450 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 134 [2021-06-12 17:46:44,968 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 150 [2021-06-12 17:46:45,456 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 147 [2021-06-12 17:46:45,939 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 140 [2021-06-12 17:46:46,120 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:46:46,777 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 156 [2021-06-12 17:46:47,044 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:46:47,326 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:46:47,837 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 138 [2021-06-12 17:46:48,339 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 148 [2021-06-12 17:46:48,611 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:46:48,965 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-12 17:46:49,401 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 139 [2021-06-12 17:46:49,814 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 132 [2021-06-12 17:46:50,316 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 148 [2021-06-12 17:46:50,600 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:46:51,074 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-12 17:46:51,932 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 132 [2021-06-12 17:46:52,493 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 139 [2021-06-12 17:46:53,137 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 149 [2021-06-12 17:46:53,628 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 140 [2021-06-12 17:46:54,026 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 133 [2021-06-12 17:46:54,540 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 149 [2021-06-12 17:46:56,688 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 114 [2021-06-12 17:46:57,103 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-06-12 17:46:57,477 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 119 [2021-06-12 17:46:58,037 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-12 17:46:58,759 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 123 [2021-06-12 17:46:59,129 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 124 [2021-06-12 17:46:59,565 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 126 [2021-06-12 17:46:59,899 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 118 [2021-06-12 17:47:00,253 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 125 [2021-06-12 17:47:01,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:47:01,283 INFO L93 Difference]: Finished difference Result 38588 states and 79707 transitions. [2021-06-12 17:47:01,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-12 17:47:01,283 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 17:47:01,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:47:01,322 INFO L225 Difference]: With dead ends: 38588 [2021-06-12 17:47:01,322 INFO L226 Difference]: Without dead ends: 38588 [2021-06-12 17:47:01,323 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 169 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8385 ImplicationChecksByTransitivity, 41396.0ms TimeCoverageRelationStatistics Valid=6156, Invalid=22914, Unknown=0, NotChecked=0, Total=29070 [2021-06-12 17:47:01,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38588 states. [2021-06-12 17:47:01,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38588 to 25886. [2021-06-12 17:47:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25886 states, 25876 states have (on average 2.082702117792549) internal successors, (53892), 25885 states have internal predecessors, (53892), 0 states have call successors, (0), 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 17:47:01,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25886 states to 25886 states and 53892 transitions. [2021-06-12 17:47:01,729 INFO L78 Accepts]: Start accepts. Automaton has 25886 states and 53892 transitions. Word has length 122 [2021-06-12 17:47:01,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:47:01,730 INFO L482 AbstractCegarLoop]: Abstraction has 25886 states and 53892 transitions. [2021-06-12 17:47:01,730 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 17:47:01,730 INFO L276 IsEmpty]: Start isEmpty. Operand 25886 states and 53892 transitions. [2021-06-12 17:47:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:47:01,735 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:47:01,735 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 17:47:01,735 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-12 17:47:01,735 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 17:47:01,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:47:01,735 INFO L82 PathProgramCache]: Analyzing trace with hash 560964211, now seen corresponding path program 11 times [2021-06-12 17:47:01,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:47:01,736 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272613228] [2021-06-12 17:47:01,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:47:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:47:03,007 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 17:47:03,008 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:47:03,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272613228] [2021-06-12 17:47:03,008 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272613228] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:47:03,008 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:47:03,008 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-06-12 17:47:03,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061087564] [2021-06-12 17:47:03,008 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-12 17:47:03,008 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:47:03,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-12 17:47:03,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1497, Unknown=0, NotChecked=0, Total=1640 [2021-06-12 17:47:03,009 INFO L87 Difference]: Start difference. First operand 25886 states and 53892 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 17:47:03,858 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2021-06-12 17:47:04,051 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2021-06-12 17:47:04,185 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-06-12 17:47:04,343 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-06-12 17:47:04,523 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2021-06-12 17:47:04,711 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-06-12 17:47:04,916 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2021-06-12 17:47:05,163 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:47:05,379 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2021-06-12 17:47:05,614 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 108 [2021-06-12 17:47:05,831 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 100 [2021-06-12 17:47:06,013 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2021-06-12 17:47:06,244 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 107 [2021-06-12 17:47:06,525 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 112 [2021-06-12 17:47:06,799 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 116 [2021-06-12 17:47:07,111 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 120 [2021-06-12 17:47:07,472 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 124 [2021-06-12 17:47:07,730 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 118 [2021-06-12 17:47:08,014 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 122 [2021-06-12 17:47:08,390 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 129 [2021-06-12 17:47:08,700 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 126 [2021-06-12 17:47:08,975 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 124 [2021-06-12 17:47:09,276 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 128 [2021-06-12 17:47:09,629 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 130 [2021-06-12 17:47:09,972 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 132 [2021-06-12 17:47:10,395 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 137 [2021-06-12 17:47:10,780 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 135 [2021-06-12 17:47:11,037 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 122 [2021-06-12 17:47:11,432 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 136 [2021-06-12 17:47:11,705 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 126 [2021-06-12 17:47:12,016 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 130 [2021-06-12 17:47:12,248 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 118 [2021-06-12 17:47:12,687 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 144 [2021-06-12 17:47:13,098 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 141 [2021-06-12 17:47:13,502 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 141 [2021-06-12 17:47:13,758 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 124 [2021-06-12 17:47:13,993 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 120 [2021-06-12 17:47:14,280 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 128 [2021-06-12 17:47:14,551 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 126 [2021-06-12 17:47:14,907 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 134 [2021-06-12 17:47:15,237 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 130 [2021-06-12 17:47:15,739 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-12 17:47:16,163 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 142 [2021-06-12 17:47:16,532 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 139 [2021-06-12 17:47:16,847 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 132 [2021-06-12 17:47:17,202 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 134 [2021-06-12 17:47:17,589 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:47:17,935 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:47:18,364 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:47:18,796 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 146 [2021-06-12 17:47:19,272 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:47:19,650 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:47:20,161 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-06-12 17:47:20,701 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:47:21,129 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:47:21,559 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-12 17:47:22,045 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 151 [2021-06-12 17:47:22,503 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 158 [2021-06-12 17:47:23,039 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 158 [2021-06-12 17:47:23,322 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-12 17:47:23,813 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 151 [2021-06-12 17:47:24,427 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 165 [2021-06-12 17:47:24,908 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 149 [2021-06-12 17:47:25,503 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 156 [2021-06-12 17:47:26,045 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:47:26,453 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 149 [2021-06-12 17:47:26,898 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-06-12 17:47:27,334 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-06-12 17:47:27,780 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 163 [2021-06-12 17:47:28,241 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 155 [2021-06-12 17:47:28,626 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:47:29,172 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-06-12 17:47:29,590 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 160 [2021-06-12 17:47:30,160 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 162 [2021-06-12 17:47:30,760 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 125 [2021-06-12 17:47:31,062 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 129 [2021-06-12 17:47:31,315 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-06-12 17:47:31,490 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2021-06-12 17:47:31,917 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 133 [2021-06-12 17:47:32,118 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-06-12 17:47:32,394 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 91 [2021-06-12 17:47:32,615 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2021-06-12 17:47:33,079 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 137 [2021-06-12 17:47:33,583 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:47:33,963 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:47:34,523 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:47:35,482 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-06-12 17:47:36,079 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 158 [2021-06-12 17:47:36,551 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-06-12 17:47:37,084 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 165 [2021-06-12 17:47:39,319 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 118 [2021-06-12 17:47:39,621 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 124 [2021-06-12 17:47:40,003 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 128 [2021-06-12 17:47:40,233 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-12 17:47:40,502 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-12 17:47:40,843 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-12 17:47:41,238 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 132 [2021-06-12 17:47:41,718 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:47:42,078 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:47:42,395 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-12 17:47:42,674 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 129 [2021-06-12 17:47:43,012 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 135 [2021-06-12 17:47:43,401 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:47:43,764 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:47:44,138 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 139 [2021-06-12 17:47:44,558 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:47:45,178 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:47:45,638 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:47:46,160 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-12 17:47:46,587 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 148 [2021-06-12 17:47:47,183 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 154 [2021-06-12 17:47:47,589 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:47:48,101 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-06-12 17:47:48,258 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 101 [2021-06-12 17:47:48,679 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-06-12 17:47:49,072 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:47:49,680 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-06-12 17:47:50,099 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 160 [2021-06-12 17:47:50,565 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-06-12 17:47:51,037 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 158 [2021-06-12 17:47:51,590 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 157 [2021-06-12 17:47:52,183 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 164 [2021-06-12 17:47:52,674 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 157 [2021-06-12 17:47:53,200 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 171 [2021-06-12 17:47:54,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:47:54,111 INFO L93 Difference]: Finished difference Result 41517 states and 85665 transitions. [2021-06-12 17:47:54,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-12 17:47:54,111 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 17:47:54,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:47:54,151 INFO L225 Difference]: With dead ends: 41517 [2021-06-12 17:47:54,151 INFO L226 Difference]: Without dead ends: 41517 [2021-06-12 17:47:54,152 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 191 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11203 ImplicationChecksByTransitivity, 44854.9ms TimeCoverageRelationStatistics Valid=7456, Invalid=29600, Unknown=0, NotChecked=0, Total=37056 [2021-06-12 17:47:54,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41517 states. [2021-06-12 17:47:54,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41517 to 25907. [2021-06-12 17:47:54,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25907 states, 25897 states have (on average 2.0826350542533882) internal successors, (53934), 25906 states have internal predecessors, (53934), 0 states have call successors, (0), 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 17:47:54,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25907 states to 25907 states and 53934 transitions. [2021-06-12 17:47:54,572 INFO L78 Accepts]: Start accepts. Automaton has 25907 states and 53934 transitions. Word has length 122 [2021-06-12 17:47:54,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:47:54,572 INFO L482 AbstractCegarLoop]: Abstraction has 25907 states and 53934 transitions. [2021-06-12 17:47:54,572 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 17:47:54,572 INFO L276 IsEmpty]: Start isEmpty. Operand 25907 states and 53934 transitions. [2021-06-12 17:47:54,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:47:54,577 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:47:54,577 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 17:47:54,577 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-12 17:47:54,578 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 17:47:54,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:47:54,578 INFO L82 PathProgramCache]: Analyzing trace with hash 1492507145, now seen corresponding path program 12 times [2021-06-12 17:47:54,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:47:54,578 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385616650] [2021-06-12 17:47:54,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:47:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:47:55,592 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-06-12 17:47:56,030 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 17:47:56,031 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:47:56,031 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385616650] [2021-06-12 17:47:56,031 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385616650] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:47:56,031 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:47:56,031 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-06-12 17:47:56,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369207480] [2021-06-12 17:47:56,031 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-12 17:47:56,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:47:56,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-12 17:47:56,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1501, Unknown=0, NotChecked=0, Total=1640 [2021-06-12 17:47:56,032 INFO L87 Difference]: Start difference. First operand 25907 states and 53934 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 17:47:56,826 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2021-06-12 17:47:57,026 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2021-06-12 17:47:57,314 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-06-12 17:47:57,492 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2021-06-12 17:47:57,686 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-06-12 17:47:57,889 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2021-06-12 17:47:58,139 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:47:58,356 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2021-06-12 17:47:58,588 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 108 [2021-06-12 17:47:58,810 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 100 [2021-06-12 17:47:58,991 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2021-06-12 17:47:59,220 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 107 [2021-06-12 17:47:59,479 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 112 [2021-06-12 17:47:59,819 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 116 [2021-06-12 17:48:00,119 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 120 [2021-06-12 17:48:00,455 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 124 [2021-06-12 17:48:00,839 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 129 [2021-06-12 17:48:01,282 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 137 [2021-06-12 17:48:01,502 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2021-06-12 17:48:01,744 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 112 [2021-06-12 17:48:02,016 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 116 [2021-06-12 17:48:02,242 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 104 [2021-06-12 17:48:02,659 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 144 [2021-06-12 17:48:03,064 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 141 [2021-06-12 17:48:03,296 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 110 [2021-06-12 17:48:03,581 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 114 [2021-06-12 17:48:03,932 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 120 [2021-06-12 17:48:04,404 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-12 17:48:04,831 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 142 [2021-06-12 17:48:05,169 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 125 [2021-06-12 17:48:05,459 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 118 [2021-06-12 17:48:05,873 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:48:06,190 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:48:06,615 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:48:07,013 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 146 [2021-06-12 17:48:07,457 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:48:07,996 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-06-12 17:48:08,532 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:48:08,949 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:48:09,376 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-12 17:48:09,847 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 151 [2021-06-12 17:48:10,303 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 158 [2021-06-12 17:48:10,825 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 158 [2021-06-12 17:48:11,428 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 151 [2021-06-12 17:48:12,026 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 165 [2021-06-12 17:48:12,536 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 170 [2021-06-12 17:48:13,001 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 149 [2021-06-12 17:48:13,779 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 156 [2021-06-12 17:48:14,392 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:48:14,801 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 149 [2021-06-12 17:48:15,271 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-06-12 17:48:15,718 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-06-12 17:48:16,162 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 163 [2021-06-12 17:48:16,639 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 168 [2021-06-12 17:48:17,092 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 155 [2021-06-12 17:48:17,479 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:48:18,083 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-06-12 17:48:18,512 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 160 [2021-06-12 17:48:19,072 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 165 [2021-06-12 17:48:19,535 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 162 [2021-06-12 17:48:20,051 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 167 [2021-06-12 17:48:20,397 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-06-12 17:48:20,583 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 109 [2021-06-12 17:48:20,916 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-06-12 17:48:21,067 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2021-06-12 17:48:21,281 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2021-06-12 17:48:21,891 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:48:22,442 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:48:22,949 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2021-06-12 17:48:23,411 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-06-12 17:48:24,034 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 158 [2021-06-12 17:48:24,490 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-06-12 17:48:24,985 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 165 [2021-06-12 17:48:25,559 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 170 [2021-06-12 17:48:28,431 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:48:28,725 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 117 [2021-06-12 17:48:29,049 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 123 [2021-06-12 17:48:29,436 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:48:29,749 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 127 [2021-06-12 17:48:30,174 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:48:30,821 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:48:31,257 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-12 17:48:31,789 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-12 17:48:32,189 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 136 [2021-06-12 17:48:32,852 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 154 [2021-06-12 17:48:33,249 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:48:33,731 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-06-12 17:48:33,904 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2021-06-12 17:48:34,311 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-06-12 17:48:34,712 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:48:35,312 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-06-12 17:48:35,731 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 160 [2021-06-12 17:48:36,209 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 165 [2021-06-12 17:48:36,688 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-06-12 17:48:37,190 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 158 [2021-06-12 17:48:37,665 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 168 [2021-06-12 17:48:38,195 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 157 [2021-06-12 17:48:38,722 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 164 [2021-06-12 17:48:39,218 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 157 [2021-06-12 17:48:39,746 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 171 [2021-06-12 17:48:40,253 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 181 [2021-06-12 17:48:41,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:48:41,362 INFO L93 Difference]: Finished difference Result 41247 states and 85116 transitions. [2021-06-12 17:48:41,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-12 17:48:41,363 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 17:48:41,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:48:41,403 INFO L225 Difference]: With dead ends: 41247 [2021-06-12 17:48:41,403 INFO L226 Difference]: Without dead ends: 41247 [2021-06-12 17:48:41,404 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7779 ImplicationChecksByTransitivity, 38542.0ms TimeCoverageRelationStatistics Valid=5776, Invalid=22280, Unknown=0, NotChecked=0, Total=28056 [2021-06-12 17:48:41,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41247 states. [2021-06-12 17:48:41,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41247 to 25907. [2021-06-12 17:48:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25907 states, 25897 states have (on average 2.0826350542533882) internal successors, (53934), 25906 states have internal predecessors, (53934), 0 states have call successors, (0), 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 17:48:41,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25907 states to 25907 states and 53934 transitions. [2021-06-12 17:48:41,814 INFO L78 Accepts]: Start accepts. Automaton has 25907 states and 53934 transitions. Word has length 122 [2021-06-12 17:48:41,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:48:41,814 INFO L482 AbstractCegarLoop]: Abstraction has 25907 states and 53934 transitions. [2021-06-12 17:48:41,814 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 17:48:41,814 INFO L276 IsEmpty]: Start isEmpty. Operand 25907 states and 53934 transitions. [2021-06-12 17:48:41,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:48:41,819 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:48:41,819 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 17:48:41,819 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-12 17:48:41,819 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 17:48:41,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:48:41,819 INFO L82 PathProgramCache]: Analyzing trace with hash 837672371, now seen corresponding path program 13 times [2021-06-12 17:48:41,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:48:41,820 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472264524] [2021-06-12 17:48:41,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:48:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:48:43,066 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 17:48:43,066 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:48:43,066 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472264524] [2021-06-12 17:48:43,066 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472264524] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:48:43,066 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:48:43,066 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-06-12 17:48:43,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308238305] [2021-06-12 17:48:43,066 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-12 17:48:43,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:48:43,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-12 17:48:43,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=1500, Unknown=0, NotChecked=0, Total=1640 [2021-06-12 17:48:43,067 INFO L87 Difference]: Start difference. First operand 25907 states and 53934 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 17:48:43,826 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2021-06-12 17:48:44,022 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2021-06-12 17:48:44,204 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-06-12 17:48:44,355 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-06-12 17:48:44,529 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2021-06-12 17:48:44,714 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-06-12 17:48:44,915 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2021-06-12 17:48:45,164 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-12 17:48:45,379 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2021-06-12 17:48:45,609 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 108 [2021-06-12 17:48:45,853 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 100 [2021-06-12 17:48:46,034 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2021-06-12 17:48:46,266 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 107 [2021-06-12 17:48:46,532 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 112 [2021-06-12 17:48:46,801 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 116 [2021-06-12 17:48:47,097 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 120 [2021-06-12 17:48:47,425 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 124 [2021-06-12 17:48:47,805 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 129 [2021-06-12 17:48:48,284 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 137 [2021-06-12 17:48:48,522 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2021-06-12 17:48:48,763 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 112 [2021-06-12 17:48:49,034 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 116 [2021-06-12 17:48:49,237 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 104 [2021-06-12 17:48:49,658 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 144 [2021-06-12 17:48:50,058 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 141 [2021-06-12 17:48:50,290 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 110 [2021-06-12 17:48:50,559 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 114 [2021-06-12 17:48:50,880 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 120 [2021-06-12 17:48:51,351 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-12 17:48:51,763 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 142 [2021-06-12 17:48:52,129 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 125 [2021-06-12 17:48:52,416 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 118 [2021-06-12 17:48:52,822 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:48:53,136 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:48:53,553 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:48:53,938 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 146 [2021-06-12 17:48:54,373 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:48:54,867 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-06-12 17:48:55,401 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:48:55,815 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-12 17:48:56,265 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-12 17:48:56,723 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 151 [2021-06-12 17:48:57,247 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 158 [2021-06-12 17:48:57,720 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 160 [2021-06-12 17:48:58,206 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 151 [2021-06-12 17:48:58,655 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 153 [2021-06-12 17:48:59,182 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 160 [2021-06-12 17:48:59,631 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 149 [2021-06-12 17:48:59,824 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2021-06-12 17:49:00,280 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 156 [2021-06-12 17:49:00,821 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 158 [2021-06-12 17:49:01,230 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:49:01,639 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 149 [2021-06-12 17:49:02,054 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 151 [2021-06-12 17:49:02,501 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-06-12 17:49:02,905 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-06-12 17:49:03,361 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 158 [2021-06-12 17:49:03,807 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 155 [2021-06-12 17:49:04,246 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 155 [2021-06-12 17:49:04,624 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:49:05,030 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-06-12 17:49:05,471 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 157 [2021-06-12 17:49:05,872 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-06-12 17:49:06,302 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 155 [2021-06-12 17:49:06,707 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 150 [2021-06-12 17:49:07,288 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 157 [2021-06-12 17:49:07,865 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2021-06-12 17:49:08,066 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-06-12 17:49:08,411 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2021-06-12 17:49:08,993 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:49:09,516 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:49:10,423 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-06-12 17:49:10,990 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 158 [2021-06-12 17:49:11,445 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 160 [2021-06-12 17:49:11,909 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-06-12 17:49:12,339 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-06-12 17:49:12,928 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-06-12 17:49:15,388 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:49:15,672 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 117 [2021-06-12 17:49:16,027 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 123 [2021-06-12 17:49:16,405 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:49:16,718 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 127 [2021-06-12 17:49:17,131 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:49:17,749 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:49:18,185 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-12 17:49:18,820 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-12 17:49:19,297 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 136 [2021-06-12 17:49:19,877 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 154 [2021-06-12 17:49:20,309 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:49:20,791 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-06-12 17:49:20,938 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-06-12 17:49:21,348 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 155 [2021-06-12 17:49:21,750 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-06-12 17:49:22,150 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:49:22,707 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-06-12 17:49:23,133 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-06-12 17:49:23,623 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 155 [2021-06-12 17:49:24,085 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-06-12 17:49:24,507 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-06-12 17:49:24,927 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-06-12 17:49:25,407 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 153 [2021-06-12 17:49:25,940 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 157 [2021-06-12 17:49:26,458 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 164 [2021-06-12 17:49:26,935 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 166 [2021-06-12 17:49:27,404 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 157 [2021-06-12 17:49:27,917 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 159 [2021-06-12 17:49:28,452 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 166 [2021-06-12 17:49:29,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:49:29,418 INFO L93 Difference]: Finished difference Result 41318 states and 85256 transitions. [2021-06-12 17:49:29,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-12 17:49:29,418 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 17:49:29,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:49:29,457 INFO L225 Difference]: With dead ends: 41318 [2021-06-12 17:49:29,457 INFO L226 Difference]: Without dead ends: 41318 [2021-06-12 17:49:29,458 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 170 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8354 ImplicationChecksByTransitivity, 40327.7ms TimeCoverageRelationStatistics Valid=6203, Invalid=23209, Unknown=0, NotChecked=0, Total=29412 [2021-06-12 17:49:29,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41318 states. [2021-06-12 17:49:29,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41318 to 25907. [2021-06-12 17:49:29,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25907 states, 25897 states have (on average 2.0826350542533882) internal successors, (53934), 25906 states have internal predecessors, (53934), 0 states have call successors, (0), 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 17:49:29,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25907 states to 25907 states and 53934 transitions. [2021-06-12 17:49:29,855 INFO L78 Accepts]: Start accepts. Automaton has 25907 states and 53934 transitions. Word has length 122 [2021-06-12 17:49:29,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:49:29,855 INFO L482 AbstractCegarLoop]: Abstraction has 25907 states and 53934 transitions. [2021-06-12 17:49:29,855 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 17:49:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 25907 states and 53934 transitions. [2021-06-12 17:49:29,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:49:29,860 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:49:29,860 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 17:49:29,860 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-12 17:49:29,860 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 17:49:29,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:49:29,860 INFO L82 PathProgramCache]: Analyzing trace with hash -618154397, now seen corresponding path program 14 times [2021-06-12 17:49:29,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:49:29,861 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932438355] [2021-06-12 17:49:29,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:49:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:49:31,452 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 17:49:31,453 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:49:31,453 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932438355] [2021-06-12 17:49:31,453 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932438355] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:49:31,453 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:49:31,453 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:49:31,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957513386] [2021-06-12 17:49:31,453 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:49:31,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:49:31,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:49:31,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:49:31,454 INFO L87 Difference]: Start difference. First operand 25907 states and 53934 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 17:49:32,417 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:49:32,646 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:49:32,791 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:49:32,956 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:49:33,151 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-12 17:49:33,356 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:49:33,607 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-12 17:49:33,852 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-12 17:49:34,095 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-12 17:49:34,364 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-12 17:49:34,614 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-06-12 17:49:34,823 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:49:35,074 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-12 17:49:35,253 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-12 17:49:35,449 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-12 17:49:35,669 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:49:35,950 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:49:36,222 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-12 17:49:36,542 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-12 17:49:36,877 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-06-12 17:49:37,068 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-12 17:49:37,304 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-12 17:49:37,553 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-12 17:49:37,738 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:49:37,958 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:49:38,194 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:49:38,483 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-12 17:49:38,857 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 120 [2021-06-12 17:49:39,198 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-12 17:49:39,472 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:49:39,811 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:49:40,231 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-06-12 17:49:40,590 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 128 [2021-06-12 17:49:40,987 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:49:41,441 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 138 [2021-06-12 17:49:41,845 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 122 [2021-06-12 17:49:42,215 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 116 [2021-06-12 17:49:42,596 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-06-12 17:49:42,944 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-12 17:49:43,313 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-12 17:49:43,606 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:49:44,080 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 140 [2021-06-12 17:49:44,559 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-12 17:49:44,839 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-12 17:49:45,190 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-12 17:49:45,485 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-12 17:49:45,880 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-12 17:49:46,431 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:49:46,686 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:49:46,950 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:49:47,293 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:49:47,620 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:49:48,065 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:49:48,988 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 147 [2021-06-12 17:49:49,449 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:49:49,916 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-12 17:49:50,349 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-06-12 17:49:50,691 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-12 17:49:51,002 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-12 17:49:51,435 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-06-12 17:49:54,765 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-06-12 17:49:55,197 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-06-12 17:49:55,583 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-12 17:49:56,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:49:56,684 INFO L93 Difference]: Finished difference Result 36205 states and 74675 transitions. [2021-06-12 17:49:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-12 17:49:56,685 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 17:49:56,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:49:56,720 INFO L225 Difference]: With dead ends: 36205 [2021-06-12 17:49:56,720 INFO L226 Difference]: Without dead ends: 36205 [2021-06-12 17:49:56,721 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3601 ImplicationChecksByTransitivity, 20159.3ms TimeCoverageRelationStatistics Valid=2748, Invalid=12014, Unknown=0, NotChecked=0, Total=14762 [2021-06-12 17:49:56,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36205 states. [2021-06-12 17:49:57,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36205 to 26025. [2021-06-12 17:49:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26025 states, 26015 states have (on average 2.082413991927734) internal successors, (54174), 26024 states have internal predecessors, (54174), 0 states have call successors, (0), 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 17:49:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26025 states to 26025 states and 54174 transitions. [2021-06-12 17:49:57,128 INFO L78 Accepts]: Start accepts. Automaton has 26025 states and 54174 transitions. Word has length 122 [2021-06-12 17:49:57,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:49:57,128 INFO L482 AbstractCegarLoop]: Abstraction has 26025 states and 54174 transitions. [2021-06-12 17:49:57,128 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 17:49:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 26025 states and 54174 transitions. [2021-06-12 17:49:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:49:57,133 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:49:57,133 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 17:49:57,133 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-12 17:49:57,133 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 17:49:57,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:49:57,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1945557157, now seen corresponding path program 15 times [2021-06-12 17:49:57,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:49:57,134 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333030215] [2021-06-12 17:49:57,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:49:57,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:49:58,529 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 17:49:58,529 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:49:58,529 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333030215] [2021-06-12 17:49:58,529 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333030215] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:49:58,530 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:49:58,530 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:49:58,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795868972] [2021-06-12 17:49:58,530 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:49:58,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:49:58,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:49:58,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:49:58,531 INFO L87 Difference]: Start difference. First operand 26025 states and 54174 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 17:49:59,409 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2021-06-12 17:49:59,640 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2021-06-12 17:49:59,792 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2021-06-12 17:49:59,960 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2021-06-12 17:50:00,161 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2021-06-12 17:50:00,374 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-06-12 17:50:00,652 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2021-06-12 17:50:00,923 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 116 [2021-06-12 17:50:01,183 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 112 [2021-06-12 17:50:01,466 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 116 [2021-06-12 17:50:01,768 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2021-06-12 17:50:02,026 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-06-12 17:50:02,304 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 111 [2021-06-12 17:50:02,504 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 98 [2021-06-12 17:50:02,742 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2021-06-12 17:50:02,986 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 106 [2021-06-12 17:50:03,262 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 110 [2021-06-12 17:50:03,594 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:50:03,950 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-06-12 17:50:04,317 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 129 [2021-06-12 17:50:04,525 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-12 17:50:04,786 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-12 17:50:05,115 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-12 17:50:05,303 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 93 [2021-06-12 17:50:05,513 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 97 [2021-06-12 17:50:05,778 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 103 [2021-06-12 17:50:06,107 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-12 17:50:06,483 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 134 [2021-06-12 17:50:06,846 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 123 [2021-06-12 17:50:07,134 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 107 [2021-06-12 17:50:07,562 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 120 [2021-06-12 17:50:07,966 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 125 [2021-06-12 17:50:08,384 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 142 [2021-06-12 17:50:08,887 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 122 [2021-06-12 17:50:09,449 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 150 [2021-06-12 17:50:09,888 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 133 [2021-06-12 17:50:10,302 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 130 [2021-06-12 17:50:10,679 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 150 [2021-06-12 17:50:11,112 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 157 [2021-06-12 17:50:11,459 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 127 [2021-06-12 17:50:11,842 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 147 [2021-06-12 17:50:12,182 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 140 [2021-06-12 17:50:12,535 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 131 [2021-06-12 17:50:12,943 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 149 [2021-06-12 17:50:13,342 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 154 [2021-06-12 17:50:13,843 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 153 [2021-06-12 17:50:14,296 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 156 [2021-06-12 17:50:14,628 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 137 [2021-06-12 17:50:15,114 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 128 [2021-06-12 17:50:15,535 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 139 [2021-06-12 17:50:15,917 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 150 [2021-06-12 17:50:16,349 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 130 [2021-06-12 17:50:16,764 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 148 [2021-06-12 17:50:16,965 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2021-06-12 17:50:18,070 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2021-06-12 17:50:18,541 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 152 [2021-06-12 17:50:19,149 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 159 [2021-06-12 17:50:19,603 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 142 [2021-06-12 17:50:20,020 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 133 [2021-06-12 17:50:20,477 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 151 [2021-06-12 17:50:22,858 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2021-06-12 17:50:23,635 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 145 [2021-06-12 17:50:24,010 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 128 [2021-06-12 17:50:24,358 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 143 [2021-06-12 17:50:24,777 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 126 [2021-06-12 17:50:25,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:50:25,677 INFO L93 Difference]: Finished difference Result 35837 states and 73925 transitions. [2021-06-12 17:50:25,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-12 17:50:25,677 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 17:50:25,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:50:25,711 INFO L225 Difference]: With dead ends: 35837 [2021-06-12 17:50:25,711 INFO L226 Difference]: Without dead ends: 35837 [2021-06-12 17:50:25,712 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3252 ImplicationChecksByTransitivity, 22216.3ms TimeCoverageRelationStatistics Valid=2927, Invalid=11835, Unknown=0, NotChecked=0, Total=14762 [2021-06-12 17:50:25,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35837 states. [2021-06-12 17:50:26,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35837 to 25914. [2021-06-12 17:50:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25914 states, 25904 states have (on average 2.0826127239036443) internal successors, (53948), 25913 states have internal predecessors, (53948), 0 states have call successors, (0), 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 17:50:26,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25914 states to 25914 states and 53948 transitions. [2021-06-12 17:50:26,069 INFO L78 Accepts]: Start accepts. Automaton has 25914 states and 53948 transitions. Word has length 122 [2021-06-12 17:50:26,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:50:26,069 INFO L482 AbstractCegarLoop]: Abstraction has 25914 states and 53948 transitions. [2021-06-12 17:50:26,069 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 17:50:26,069 INFO L276 IsEmpty]: Start isEmpty. Operand 25914 states and 53948 transitions. [2021-06-12 17:50:26,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:50:26,074 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:50:26,074 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 17:50:26,074 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-12 17:50:26,074 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 17:50:26,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:50:26,074 INFO L82 PathProgramCache]: Analyzing trace with hash -550151325, now seen corresponding path program 16 times [2021-06-12 17:50:26,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:50:26,074 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936059696] [2021-06-12 17:50:26,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:50:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:50:26,560 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2021-06-12 17:50:27,722 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 17:50:27,722 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:50:27,722 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936059696] [2021-06-12 17:50:27,722 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936059696] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:50:27,722 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:50:27,722 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-12 17:50:27,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123192697] [2021-06-12 17:50:27,722 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-12 17:50:27,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:50:27,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-12 17:50:27,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-06-12 17:50:27,723 INFO L87 Difference]: Start difference. First operand 25914 states and 53948 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 17:50:28,632 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:50:28,868 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-12 17:50:29,019 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-12 17:50:29,198 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-12 17:50:29,405 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-12 17:50:29,612 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:50:29,838 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-12 17:50:30,088 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-12 17:50:30,354 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-12 17:50:30,630 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-12 17:50:30,909 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-06-12 17:50:31,121 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-12 17:50:31,391 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-12 17:50:31,571 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-12 17:50:31,774 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-12 17:50:32,009 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-12 17:50:32,292 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-12 17:50:32,599 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-12 17:50:32,964 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-12 17:50:33,341 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-06-12 17:50:33,548 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-12 17:50:33,754 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-12 17:50:33,980 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-12 17:50:34,152 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-12 17:50:34,354 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-12 17:50:34,576 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-12 17:50:34,837 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-12 17:50:35,211 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 120 [2021-06-12 17:50:35,542 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-12 17:50:35,785 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-12 17:50:36,128 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-12 17:50:36,463 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-06-12 17:50:36,847 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 128 [2021-06-12 17:50:37,285 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-12 17:50:37,751 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 138 [2021-06-12 17:50:38,221 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 146 [2021-06-12 17:50:38,612 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-06-12 17:50:38,930 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-06-12 17:50:39,380 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 136 [2021-06-12 17:50:39,730 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 116 [2021-06-12 17:50:40,115 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-12 17:50:40,683 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:50:41,103 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-12 17:50:41,479 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 131 [2021-06-12 17:50:41,806 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-12 17:50:42,144 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:50:42,554 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-12 17:50:42,956 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-06-12 17:50:43,351 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-12 17:50:43,791 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-12 17:50:44,125 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 122 [2021-06-12 17:50:44,592 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-06-12 17:50:44,970 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-06-12 17:50:45,330 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-12 17:50:45,709 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-12 17:50:46,100 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 131 [2021-06-12 17:50:46,670 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-12 17:50:46,922 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-12 17:50:47,184 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-12 17:50:47,568 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-12 17:50:47,899 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-12 17:50:48,318 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-12 17:50:49,215 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 140 [2021-06-12 17:50:49,689 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-12 17:50:50,113 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-06-12 17:50:50,585 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-06-12 17:50:50,928 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-12 17:50:51,361 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 138 [2021-06-12 17:50:54,287 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 131 [2021-06-12 17:50:54,698 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-06-12 17:50:55,039 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 122 [2021-06-12 17:50:55,418 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-12 17:50:55,718 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-06-12 17:50:56,134 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-12 17:50:56,519 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-12 17:50:56,905 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-12 17:50:57,226 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 108 [2021-06-12 17:50:57,611 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 127 [2021-06-12 17:50:58,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:50:58,726 INFO L93 Difference]: Finished difference Result 35769 states and 73785 transitions. [2021-06-12 17:50:58,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-06-12 17:50:58,726 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 17:50:58,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:50:58,761 INFO L225 Difference]: With dead ends: 35769 [2021-06-12 17:50:58,761 INFO L226 Difference]: Without dead ends: 35769 [2021-06-12 17:50:58,762 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5155 ImplicationChecksByTransitivity, 26080.1ms TimeCoverageRelationStatistics Valid=3638, Invalid=16102, Unknown=0, NotChecked=0, Total=19740 [2021-06-12 17:50:58,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35769 states. [2021-06-12 17:50:59,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35769 to 25910. [2021-06-12 17:50:59,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25910 states, 25900 states have (on average 2.0826254826254824) internal successors, (53940), 25909 states have internal predecessors, (53940), 0 states have call successors, (0), 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 17:50:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25910 states to 25910 states and 53940 transitions. [2021-06-12 17:50:59,128 INFO L78 Accepts]: Start accepts. Automaton has 25910 states and 53940 transitions. Word has length 122 [2021-06-12 17:50:59,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:50:59,129 INFO L482 AbstractCegarLoop]: Abstraction has 25910 states and 53940 transitions. [2021-06-12 17:50:59,129 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 17:50:59,129 INFO L276 IsEmpty]: Start isEmpty. Operand 25910 states and 53940 transitions. [2021-06-12 17:50:59,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:50:59,133 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:50:59,133 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 17:50:59,133 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-12 17:50:59,133 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 17:50:59,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:50:59,133 INFO L82 PathProgramCache]: Analyzing trace with hash -541795357, now seen corresponding path program 17 times [2021-06-12 17:50:59,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:50:59,134 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969990513] [2021-06-12 17:50:59,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:50:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:50:59,727 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2021-06-12 17:51:00,208 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 17:51:00,208 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:51:00,208 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969990513] [2021-06-12 17:51:00,208 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969990513] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:51:00,209 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:51:00,209 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:51:00,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307818941] [2021-06-12 17:51:00,209 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:51:00,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:51:00,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:51:00,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:51:00,209 INFO L87 Difference]: Start difference. First operand 25910 states and 53940 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 17:51:00,818 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:51:00,977 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:51:01,172 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:51:01,302 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:51:01,448 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:51:01,618 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:51:01,810 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:51:02,035 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:51:02,264 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:51:02,503 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:51:02,769 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:51:03,068 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:51:03,291 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-12 17:51:03,561 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-12 17:51:03,925 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:51:04,201 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-12 17:51:04,446 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-12 17:51:04,724 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-12 17:51:05,040 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-12 17:51:05,381 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:51:05,675 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-12 17:51:06,038 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:51:06,271 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-12 17:51:06,601 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-12 17:51:06,846 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-12 17:51:07,127 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-12 17:51:07,331 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:51:07,724 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:51:08,078 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-12 17:51:08,311 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:51:08,517 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-12 17:51:08,768 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:51:09,006 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-12 17:51:09,318 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-12 17:51:09,678 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:51:09,942 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-12 17:51:10,341 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-12 17:51:10,687 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:51:10,977 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:51:11,296 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-12 17:51:11,656 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:51:12,013 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-12 17:51:12,342 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-12 17:51:12,722 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-12 17:51:13,092 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:51:13,542 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-12 17:51:13,990 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:51:14,362 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-12 17:51:14,727 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-12 17:51:15,126 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-12 17:51:15,564 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:51:15,954 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-12 17:51:16,426 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-12 17:51:16,954 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:51:17,466 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-06-12 17:51:17,859 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:51:18,223 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:51:18,740 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:51:19,171 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:51:19,548 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:51:19,906 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:51:20,281 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:51:20,670 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-06-12 17:51:21,020 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:51:21,446 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-06-12 17:51:21,889 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:51:22,216 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:51:22,714 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:51:23,073 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:51:23,588 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:51:23,852 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2021-06-12 17:51:24,255 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-12 17:51:24,519 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-12 17:51:24,838 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-12 17:51:25,287 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-12 17:51:25,676 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:51:26,131 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-12 17:51:26,812 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:51:27,192 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:51:27,759 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-12 17:51:28,164 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:51:28,614 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-06-12 17:51:30,425 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:51:30,685 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:51:30,969 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:51:31,165 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-12 17:51:31,393 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-12 17:51:31,736 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-12 17:51:32,077 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:51:32,453 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:51:32,751 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-12 17:51:33,100 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-12 17:51:33,471 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:51:33,991 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-12 17:51:34,628 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:51:34,970 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:51:35,345 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:51:35,726 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:51:36,057 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:51:36,388 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:51:36,788 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:51:37,149 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:51:37,558 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:51:38,000 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:51:38,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:51:38,896 INFO L93 Difference]: Finished difference Result 36439 states and 75151 transitions. [2021-06-12 17:51:38,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-12 17:51:38,896 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 17:51:38,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:51:38,930 INFO L225 Difference]: With dead ends: 36439 [2021-06-12 17:51:38,930 INFO L226 Difference]: Without dead ends: 36439 [2021-06-12 17:51:38,931 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7499 ImplicationChecksByTransitivity, 34088.6ms TimeCoverageRelationStatistics Valid=5367, Invalid=21039, Unknown=0, NotChecked=0, Total=26406 [2021-06-12 17:51:39,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36439 states. [2021-06-12 17:51:39,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36439 to 25919. [2021-06-12 17:51:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25919 states, 25909 states have (on average 2.082596781041337) internal successors, (53958), 25918 states have internal predecessors, (53958), 0 states have call successors, (0), 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 17:51:39,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25919 states to 25919 states and 53958 transitions. [2021-06-12 17:51:39,408 INFO L78 Accepts]: Start accepts. Automaton has 25919 states and 53958 transitions. Word has length 122 [2021-06-12 17:51:39,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:51:39,409 INFO L482 AbstractCegarLoop]: Abstraction has 25919 states and 53958 transitions. [2021-06-12 17:51:39,409 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 17:51:39,409 INFO L276 IsEmpty]: Start isEmpty. Operand 25919 states and 53958 transitions. [2021-06-12 17:51:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:51:39,413 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:51:39,413 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 17:51:39,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-12 17:51:39,413 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 17:51:39,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:51:39,414 INFO L82 PathProgramCache]: Analyzing trace with hash 389747577, now seen corresponding path program 18 times [2021-06-12 17:51:39,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:51:39,414 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191697106] [2021-06-12 17:51:39,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:51:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:51:40,525 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 17:51:40,526 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:51:40,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191697106] [2021-06-12 17:51:40,526 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191697106] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:51:40,526 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:51:40,526 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:51:40,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984928351] [2021-06-12 17:51:40,526 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:51:40,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:51:40,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:51:40,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:51:40,527 INFO L87 Difference]: Start difference. First operand 25919 states and 53958 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 17:51:41,099 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:51:41,258 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:51:41,443 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:51:41,572 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:51:41,718 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:51:41,883 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:51:42,072 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:51:42,323 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:51:42,552 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:51:42,789 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:51:43,052 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:51:43,382 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:51:43,741 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:51:44,097 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:51:44,303 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-12 17:51:44,515 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-12 17:51:44,760 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-12 17:51:44,935 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-12 17:51:45,141 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-12 17:51:45,367 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-12 17:51:45,640 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-12 17:51:45,997 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:51:46,321 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:51:46,572 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-12 17:51:46,874 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:51:47,242 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-12 17:51:47,604 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:51:48,053 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-12 17:51:48,487 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-12 17:51:48,857 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-12 17:51:49,261 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:51:49,654 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-12 17:51:50,090 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-12 17:51:50,602 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:51:50,944 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:51:51,388 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-06-12 17:51:51,821 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 168 [2021-06-12 17:51:52,189 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:51:52,544 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:51:53,065 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:51:53,457 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-12 17:51:53,792 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:51:54,133 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:51:54,456 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:51:54,817 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-06-12 17:51:55,207 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:51:55,573 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-06-12 17:51:55,972 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-06-12 17:51:56,363 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:51:56,687 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:51:57,139 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:51:57,491 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:51:57,851 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:51:58,319 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-12 17:51:58,629 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-06-12 17:51:59,044 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:51:59,454 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-12 17:52:00,736 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:52:01,232 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-12 17:52:01,628 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:52:01,966 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:52:02,356 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-06-12 17:52:02,869 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-06-12 17:52:05,322 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:52:05,699 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:52:06,039 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:52:06,372 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:52:06,689 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:52:07,062 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:52:07,479 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:52:07,896 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-12 17:52:08,258 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:52:08,593 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:52:08,967 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:52:09,374 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-12 17:52:10,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:52:10,171 INFO L93 Difference]: Finished difference Result 36453 states and 75176 transitions. [2021-06-12 17:52:10,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-12 17:52:10,172 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 17:52:10,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:52:10,208 INFO L225 Difference]: With dead ends: 36453 [2021-06-12 17:52:10,208 INFO L226 Difference]: Without dead ends: 36453 [2021-06-12 17:52:10,208 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4124 ImplicationChecksByTransitivity, 25826.4ms TimeCoverageRelationStatistics Valid=3724, Invalid=13306, Unknown=0, NotChecked=0, Total=17030 [2021-06-12 17:52:10,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36453 states. [2021-06-12 17:52:10,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36453 to 25916. [2021-06-12 17:52:10,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25916 states, 25906 states have (on average 2.082606346020227) internal successors, (53952), 25915 states have internal predecessors, (53952), 0 states have call successors, (0), 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 17:52:10,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25916 states to 25916 states and 53952 transitions. [2021-06-12 17:52:10,567 INFO L78 Accepts]: Start accepts. Automaton has 25916 states and 53952 transitions. Word has length 122 [2021-06-12 17:52:10,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:52:10,567 INFO L482 AbstractCegarLoop]: Abstraction has 25916 states and 53952 transitions. [2021-06-12 17:52:10,567 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 17:52:10,567 INFO L276 IsEmpty]: Start isEmpty. Operand 25916 states and 53952 transitions. [2021-06-12 17:52:10,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:52:10,571 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:52:10,571 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 17:52:10,571 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-12 17:52:10,571 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 17:52:10,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:52:10,572 INFO L82 PathProgramCache]: Analyzing trace with hash -265087197, now seen corresponding path program 19 times [2021-06-12 17:52:10,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:52:10,572 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135636094] [2021-06-12 17:52:10,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:52:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:52:11,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 17:52:11,615 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:52:11,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135636094] [2021-06-12 17:52:11,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135636094] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:52:11,615 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:52:11,615 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:52:11,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762196986] [2021-06-12 17:52:11,616 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:52:11,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:52:11,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:52:11,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:52:11,616 INFO L87 Difference]: Start difference. First operand 25916 states and 53952 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 17:52:12,245 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:52:12,403 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:52:12,588 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:52:12,716 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:52:12,863 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:52:13,030 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:52:13,220 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:52:13,447 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:52:13,673 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:52:13,912 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:52:14,176 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:52:14,467 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:52:14,844 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:52:15,206 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:52:15,419 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-12 17:52:15,633 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-12 17:52:15,876 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-12 17:52:16,053 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-12 17:52:16,269 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-12 17:52:16,503 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-12 17:52:16,782 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-12 17:52:17,140 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:52:17,477 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:52:17,730 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-12 17:52:18,042 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:52:18,395 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-12 17:52:18,813 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:52:19,250 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-12 17:52:19,700 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-12 17:52:20,063 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-12 17:52:20,500 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:52:20,948 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-12 17:52:21,360 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 156 [2021-06-12 17:52:21,765 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:52:22,149 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-06-12 17:52:22,487 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:52:22,948 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 154 [2021-06-12 17:52:23,290 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:52:23,641 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:52:24,157 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-12 17:52:24,619 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-06-12 17:52:24,930 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-12 17:52:25,267 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:52:25,606 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:52:25,961 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-12 17:52:26,286 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:52:26,690 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-06-12 17:52:27,046 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:52:27,435 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 152 [2021-06-12 17:52:27,803 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:52:28,210 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:52:28,541 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:52:29,013 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:52:29,399 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:52:29,701 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:52:30,051 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:52:30,537 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-06-12 17:52:30,883 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:52:31,199 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-06-12 17:52:31,610 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 148 [2021-06-12 17:52:32,912 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:52:33,414 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-12 17:52:33,835 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 153 [2021-06-12 17:52:34,194 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:52:34,613 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:52:34,934 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:52:35,457 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 151 [2021-06-12 17:52:38,026 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:52:38,406 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:52:38,818 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-12 17:52:39,160 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:52:39,491 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:52:39,853 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:52:40,158 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:52:40,536 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:52:40,911 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-06-12 17:52:41,273 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:52:41,647 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:52:42,008 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:52:42,320 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:52:42,769 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:52:43,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:52:43,679 INFO L93 Difference]: Finished difference Result 36518 states and 75304 transitions. [2021-06-12 17:52:43,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-12 17:52:43,680 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 17:52:43,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:52:43,715 INFO L225 Difference]: With dead ends: 36518 [2021-06-12 17:52:43,715 INFO L226 Difference]: Without dead ends: 36518 [2021-06-12 17:52:43,716 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4492 ImplicationChecksByTransitivity, 27506.6ms TimeCoverageRelationStatistics Valid=4049, Invalid=14041, Unknown=0, NotChecked=0, Total=18090 [2021-06-12 17:52:43,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36518 states. [2021-06-12 17:52:44,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36518 to 25907. [2021-06-12 17:52:44,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25907 states, 25897 states have (on average 2.0826350542533882) internal successors, (53934), 25906 states have internal predecessors, (53934), 0 states have call successors, (0), 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 17:52:44,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25907 states to 25907 states and 53934 transitions. [2021-06-12 17:52:44,084 INFO L78 Accepts]: Start accepts. Automaton has 25907 states and 53934 transitions. Word has length 122 [2021-06-12 17:52:44,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:52:44,085 INFO L482 AbstractCegarLoop]: Abstraction has 25907 states and 53934 transitions. [2021-06-12 17:52:44,085 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 17:52:44,085 INFO L276 IsEmpty]: Start isEmpty. Operand 25907 states and 53934 transitions. [2021-06-12 17:52:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:52:44,089 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:52:44,089 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 17:52:44,089 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-12 17:52:44,089 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 17:52:44,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:52:44,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1236817317, now seen corresponding path program 20 times [2021-06-12 17:52:44,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:52:44,089 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489286657] [2021-06-12 17:52:44,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:52:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:52:45,031 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 17:52:45,031 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:52:45,031 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489286657] [2021-06-12 17:52:45,032 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489286657] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:52:45,032 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:52:45,032 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:52:45,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196405875] [2021-06-12 17:52:45,032 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:52:45,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:52:45,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:52:45,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1117, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:52:45,032 INFO L87 Difference]: Start difference. First operand 25907 states and 53934 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 17:52:45,607 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:52:45,762 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:52:45,939 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:52:46,068 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:52:46,261 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:52:46,426 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:52:46,621 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:52:46,848 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:52:47,080 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:52:47,328 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:52:47,592 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:52:47,884 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:52:48,106 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-12 17:52:48,359 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-12 17:52:48,705 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:52:48,980 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-12 17:52:49,223 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-12 17:52:49,490 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-12 17:52:49,806 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-12 17:52:50,177 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:52:50,469 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-12 17:52:50,826 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:52:51,055 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-12 17:52:51,383 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-12 17:52:51,624 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-12 17:52:51,909 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-12 17:52:52,113 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:52:52,517 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:52:52,907 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-12 17:52:53,138 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:52:53,344 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-12 17:52:53,596 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:52:53,830 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-12 17:52:54,171 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-12 17:52:54,531 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:52:54,788 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-12 17:52:55,196 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-12 17:52:55,563 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:52:55,891 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:52:56,174 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:52:56,516 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-12 17:52:56,812 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-12 17:52:57,183 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-06-12 17:52:57,496 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:52:57,975 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-12 17:52:58,304 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-12 17:52:58,680 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-12 17:52:59,188 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:52:59,633 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:53:00,000 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-12 17:53:00,350 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-12 17:53:00,744 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-12 17:53:01,138 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-06-12 17:53:01,582 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-12 17:53:02,127 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:53:02,666 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-06-12 17:53:03,045 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:53:03,576 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:53:04,017 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:53:04,363 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:53:04,740 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:53:05,084 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:53:05,468 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-06-12 17:53:05,895 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:53:06,221 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:53:06,699 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:53:07,082 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:53:07,611 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-06-12 17:53:08,148 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-12 17:53:08,406 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-12 17:53:08,711 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-12 17:53:09,148 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-12 17:53:09,537 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:53:10,027 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-12 17:53:10,693 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:53:11,207 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-06-12 17:53:11,604 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:53:12,037 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 149 [2021-06-12 17:53:13,607 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:53:13,861 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:53:14,184 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:53:14,381 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-12 17:53:14,608 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-12 17:53:14,891 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-12 17:53:15,214 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:53:15,585 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:53:15,875 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-12 17:53:16,223 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-12 17:53:16,574 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:53:17,081 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-12 17:53:17,669 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:53:18,093 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:53:18,430 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:53:18,759 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:53:19,130 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:53:19,487 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:53:19,863 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:53:20,268 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-06-12 17:53:20,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:53:20,873 INFO L93 Difference]: Finished difference Result 35562 states and 73367 transitions. [2021-06-12 17:53:20,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-12 17:53:20,874 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 17:53:20,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:53:20,908 INFO L225 Difference]: With dead ends: 35562 [2021-06-12 17:53:20,908 INFO L226 Difference]: Without dead ends: 35562 [2021-06-12 17:53:20,909 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7197 ImplicationChecksByTransitivity, 32165.9ms TimeCoverageRelationStatistics Valid=5290, Invalid=20150, Unknown=0, NotChecked=0, Total=25440 [2021-06-12 17:53:20,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35562 states. [2021-06-12 17:53:21,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35562 to 25927. [2021-06-12 17:53:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25927 states, 25917 states have (on average 2.0825712852567815) internal successors, (53974), 25926 states have internal predecessors, (53974), 0 states have call successors, (0), 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 17:53:21,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25927 states to 25927 states and 53974 transitions. [2021-06-12 17:53:21,276 INFO L78 Accepts]: Start accepts. Automaton has 25927 states and 53974 transitions. Word has length 122 [2021-06-12 17:53:21,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:53:21,276 INFO L482 AbstractCegarLoop]: Abstraction has 25927 states and 53974 transitions. [2021-06-12 17:53:21,276 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 17:53:21,276 INFO L276 IsEmpty]: Start isEmpty. Operand 25927 states and 53974 transitions. [2021-06-12 17:53:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:53:21,280 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:53:21,280 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 17:53:21,280 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-12 17:53:21,280 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 17:53:21,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:53:21,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1427772445, now seen corresponding path program 21 times [2021-06-12 17:53:21,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:53:21,281 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796498877] [2021-06-12 17:53:21,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:53:21,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:53:22,360 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 17:53:22,360 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:53:22,360 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796498877] [2021-06-12 17:53:22,360 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796498877] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:53:22,360 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:53:22,360 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:53:22,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904382252] [2021-06-12 17:53:22,360 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:53:22,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:53:22,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:53:22,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:53:22,361 INFO L87 Difference]: Start difference. First operand 25927 states and 53974 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 17:53:22,963 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:53:23,128 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:53:23,309 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:53:23,440 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:53:23,589 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:53:23,757 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:53:23,946 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:53:24,172 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:53:24,434 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:53:24,678 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:53:24,943 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:53:25,239 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:53:25,495 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-12 17:53:25,747 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-12 17:53:26,080 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:53:26,357 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-12 17:53:26,600 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-12 17:53:26,867 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-12 17:53:27,180 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-12 17:53:27,522 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:53:27,814 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-12 17:53:28,177 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-12 17:53:28,408 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-12 17:53:28,746 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-12 17:53:28,992 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-12 17:53:29,301 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-12 17:53:29,503 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:53:29,865 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-12 17:53:30,219 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-12 17:53:30,456 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:53:30,663 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-12 17:53:30,915 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:53:31,149 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-12 17:53:31,463 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-12 17:53:31,824 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:53:32,083 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-12 17:53:32,482 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-12 17:53:32,853 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:53:33,218 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:53:33,509 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:53:33,852 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-12 17:53:34,157 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-12 17:53:34,533 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-06-12 17:53:34,849 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:53:35,308 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-12 17:53:35,648 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-12 17:53:36,028 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-12 17:53:36,476 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-12 17:53:36,957 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:53:37,391 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-12 17:53:37,754 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-12 17:53:38,161 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-12 17:53:38,560 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-06-12 17:53:38,989 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-06-12 17:53:39,439 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-12 17:53:40,003 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-12 17:53:40,530 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-06-12 17:53:41,022 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 163 [2021-06-12 17:53:41,402 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:53:41,931 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-12 17:53:42,385 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:53:42,720 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-12 17:53:43,094 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-12 17:53:43,439 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:53:43,810 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-06-12 17:53:44,205 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-06-12 17:53:44,590 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-12 17:53:44,951 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:53:45,469 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-12 17:53:45,823 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:53:46,304 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-12 17:53:46,693 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-06-12 17:53:47,113 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-12 17:53:47,275 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-06-12 17:53:47,697 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-12 17:53:47,959 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-12 17:53:48,294 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-12 17:53:48,784 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-12 17:53:49,213 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:53:49,691 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-12 17:53:50,043 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-06-12 17:53:50,430 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-12 17:53:50,959 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-06-12 17:53:51,365 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:53:51,803 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 149 [2021-06-12 17:53:52,329 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-06-12 17:53:53,017 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2021-06-12 17:53:54,337 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-12 17:53:54,603 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-12 17:53:54,897 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-12 17:53:55,098 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-12 17:53:55,330 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-12 17:53:55,625 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-12 17:53:55,967 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-12 17:53:56,378 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:53:56,684 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-12 17:53:57,046 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-12 17:53:57,446 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-12 17:53:57,992 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-12 17:53:58,654 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:53:59,031 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-12 17:53:59,372 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-12 17:53:59,701 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-12 17:54:00,088 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-12 17:54:00,442 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-12 17:54:00,843 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-12 17:54:01,244 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-12 17:54:01,653 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-06-12 17:54:02,055 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 153 [2021-06-12 17:54:03,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 17:54:03,031 INFO L93 Difference]: Finished difference Result 36124 states and 74519 transitions. [2021-06-12 17:54:03,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-12 17:54:03,031 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 17:54:03,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 17:54:03,065 INFO L225 Difference]: With dead ends: 36124 [2021-06-12 17:54:03,065 INFO L226 Difference]: Without dead ends: 36124 [2021-06-12 17:54:03,066 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8070 ImplicationChecksByTransitivity, 35485.7ms TimeCoverageRelationStatistics Valid=5566, Invalid=22490, Unknown=0, NotChecked=0, Total=28056 [2021-06-12 17:54:03,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36124 states. [2021-06-12 17:54:03,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36124 to 25930. [2021-06-12 17:54:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25930 states, 25920 states have (on average 2.0825617283950617) internal successors, (53980), 25929 states have internal predecessors, (53980), 0 states have call successors, (0), 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 17:54:03,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25930 states to 25930 states and 53980 transitions. [2021-06-12 17:54:03,438 INFO L78 Accepts]: Start accepts. Automaton has 25930 states and 53980 transitions. Word has length 122 [2021-06-12 17:54:03,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 17:54:03,438 INFO L482 AbstractCegarLoop]: Abstraction has 25930 states and 53980 transitions. [2021-06-12 17:54:03,438 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 17:54:03,438 INFO L276 IsEmpty]: Start isEmpty. Operand 25930 states and 53980 transitions. [2021-06-12 17:54:03,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-12 17:54:03,442 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 17:54:03,442 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 17:54:03,442 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-12 17:54:03,442 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 17:54:03,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 17:54:03,443 INFO L82 PathProgramCache]: Analyzing trace with hash -496229511, now seen corresponding path program 22 times [2021-06-12 17:54:03,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 17:54:03,443 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682729600] [2021-06-12 17:54:03,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 17:54:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 17:54:04,461 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 17:54:04,461 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 17:54:04,461 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682729600] [2021-06-12 17:54:04,461 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682729600] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 17:54:04,461 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 17:54:04,461 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-12 17:54:04,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093614618] [2021-06-12 17:54:04,461 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-12 17:54:04,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 17:54:04,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-12 17:54:04,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-12 17:54:04,462 INFO L87 Difference]: Start difference. First operand 25930 states and 53980 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 17:54:05,100 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:54:05,268 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-12 17:54:05,449 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-12 17:54:05,583 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-12 17:54:05,733 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-12 17:54:05,901 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-12 17:54:06,093 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-12 17:54:06,319 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-12 17:54:06,545 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-12 17:54:06,784 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-12 17:54:07,051 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-12 17:54:07,345 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-12 17:54:07,685 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-12 17:54:08,041 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-12 17:54:08,252 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-12 17:54:08,468 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-12 17:54:08,710 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-12 17:54:08,930 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-12 17:54:09,139 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-12 17:54:09,369 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-12 17:54:09,652 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-12 17:54:10,009 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-12 17:54:10,394 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-12 17:54:10,705 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-12 17:54:10,956 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-12 17:54:11,298 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-12 17:54:11,684 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-06-12 17:54:11,971 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-12 17:54:12,401 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-12 17:54:12,922 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-12 17:54:13,362 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-06-12 17:54:14,013 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 173 [2021-06-12 17:54:14,348 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-12 17:54:14,488 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-12 17:54:14,846 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-12 17:54:15,233 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-12 17:54:15,549 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-12 17:54:15,897 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-06-12 17:54:16,233 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-12 17:54:16,682 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 166 [2021-06-12 17:54:17,002 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-12 17:54:17,148 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-06-12 17:54:17,507 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-12 17:54:17,994 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-06-12 17:54:18,458 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 162 [2021-06-12 17:54:18,621 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-06-12 17:54:19,421 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 96 [2021-06-12 17:54:20,173 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 165 Received shutdown request... [2021-06-12 17:54:20,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-12 17:54:20,743 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-06-12 17:54:20,743 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-12 17:54:20,745 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-12 17:54:20,746 WARN L196 ceAbstractionStarter]: Timeout [2021-06-12 17:54:20,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.06 05:54:20 BasicIcfg [2021-06-12 17:54:20,746 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-12 17:54:20,747 INFO L168 Benchmark]: Toolchain (without parser) took 753058.84 ms. Allocated memory was 235.9 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 199.3 MB in the beginning and 607.2 MB in the end (delta: -407.8 MB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2021-06-12 17:54:20,747 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 235.9 MB. Free memory is still 218.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-12 17:54:20,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.59 ms. Allocated memory is still 235.9 MB. Free memory was 199.1 MB in the beginning and 167.8 MB in the end (delta: 31.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 8.0 GB. [2021-06-12 17:54:20,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.32 ms. Allocated memory is still 235.9 MB. Free memory was 167.8 MB in the beginning and 164.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-06-12 17:54:20,747 INFO L168 Benchmark]: Boogie Preprocessor took 73.98 ms. Allocated memory is still 235.9 MB. Free memory was 163.8 MB in the beginning and 215.3 MB in the end (delta: -51.6 MB). Peak memory consumption was 3.8 MB. Max. memory is 8.0 GB. [2021-06-12 17:54:20,747 INFO L168 Benchmark]: RCFGBuilder took 808.47 ms. Allocated memory was 235.9 MB in the beginning and 343.9 MB in the end (delta: 108.0 MB). Free memory was 215.3 MB in the beginning and 319.6 MB in the end (delta: -104.2 MB). Peak memory consumption was 86.6 MB. Max. memory is 8.0 GB. [2021-06-12 17:54:20,747 INFO L168 Benchmark]: TraceAbstraction took 751507.16 ms. Allocated memory was 343.9 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 319.6 MB in the beginning and 607.2 MB in the end (delta: -287.6 MB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2021-06-12 17:54:20,747 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 235.9 MB. Free memory is still 218.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 591.59 ms. Allocated memory is still 235.9 MB. Free memory was 199.1 MB in the beginning and 167.8 MB in the end (delta: 31.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 73.32 ms. Allocated memory is still 235.9 MB. Free memory was 167.8 MB in the beginning and 164.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 73.98 ms. Allocated memory is still 235.9 MB. Free memory was 163.8 MB in the beginning and 215.3 MB in the end (delta: -51.6 MB). Peak memory consumption was 3.8 MB. Max. memory is 8.0 GB. * RCFGBuilder took 808.47 ms. Allocated memory was 235.9 MB in the beginning and 343.9 MB in the end (delta: 108.0 MB). Free memory was 215.3 MB in the beginning and 319.6 MB in the end (delta: -104.2 MB). Peak memory consumption was 86.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 751507.16 ms. Allocated memory was 343.9 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 319.6 MB in the beginning and 607.2 MB in the end (delta: -287.6 MB). Peak memory consumption was 1.5 GB. 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 (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1098]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1096]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1016]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1076]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (25930states) and FLOYD_HOARE automaton (currently 66 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (6945 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 483 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 751356.7ms, OverallIterations: 28, TraceHistogramMax: 1, EmptinessCheckTime: 152.5ms, AutomataDifference: 709556.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 345.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 30572 SDtfs, 211593 SDslu, 459739 SDs, 0 SdLazy, 209925 SolverSat, 5796 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 96783.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3239 GetRequests, 85 SyntacticMatches, 50 SemanticMatches, 3104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116454 ImplicationChecksByTransitivity, 608019.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=26025occurred in iteration=20, InterpolantAutomatonStates: 2258, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 10545.4ms AutomataMinimizationTime, 27 MinimizatonAttempts, 311952 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 65.5ms SsaConstructionTime, 465.8ms SatisfiabilityAnalysisTime, 29908.9ms InterpolantComputationTime, 3188 NumberOfCodeBlocks, 3188 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 3160 ConstructedInterpolants, 0 QuantifiedInterpolants, 84839 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