/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 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 16:55:02,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 16:55:02,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 16:55:02,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-09 16:55:02,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-09 16:55:02,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-09 16:55:02,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-09 16:55:02,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-09 16:55:02,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-09 16:55:02,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-09 16:55:02,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-09 16:55:02,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-09 16:55:02,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-09 16:55:02,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-09 16:55:02,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-09 16:55:02,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-09 16:55:02,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-09 16:55:02,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-09 16:55:02,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-09 16:55:02,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-09 16:55:02,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-09 16:55:02,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-09 16:55:02,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-09 16:55:02,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-09 16:55:02,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-09 16:55:02,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-09 16:55:02,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-09 16:55:02,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-09 16:55:02,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-09 16:55:02,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-09 16:55:02,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-09 16:55:02,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-09 16:55:02,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-09 16:55:02,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-09 16:55:02,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-09 16:55:02,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-09 16:55:02,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-09 16:55:02,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-09 16:55:02,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 16:55:02,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 16:55:02,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 16:55:02,335 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 [2021-07-09 16:55:02,364 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 16:55:02,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 16:55:02,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 16:55:02,365 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 16:55:02,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 16:55:02,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 16:55:02,367 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 16:55:02,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 16:55:02,367 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 16:55:02,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 16:55:02,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 16:55:02,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 16:55:02,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 16:55:02,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 16:55:02,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 16:55:02,368 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 16:55:02,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 16:55:02,369 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 16:55:02,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 16:55:02,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 16:55:02,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 16:55:02,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 16:55:02,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 16:55:02,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 16:55:02,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 16:55:02,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 16:55:02,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 16:55:02,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 16:55:02,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 16:55:02,370 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 16:55:02,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 16:55:02,370 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 16:55:02,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 16:55:02,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 16:55:02,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 16:55:02,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-09 16:55:02,662 INFO L275 PluginConnector]: CDTParser initialized [2021-07-09 16:55:02,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2021-07-09 16:55:02,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c9888b26/5dbe29f56df347a2a3ec7bd26abcd984/FLAG7e8f8db82 [2021-07-09 16:55:03,275 INFO L306 CDTParser]: Found 1 translation units. [2021-07-09 16:55:03,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2021-07-09 16:55:03,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c9888b26/5dbe29f56df347a2a3ec7bd26abcd984/FLAG7e8f8db82 [2021-07-09 16:55:03,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c9888b26/5dbe29f56df347a2a3ec7bd26abcd984 [2021-07-09 16:55:03,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 16:55:03,769 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-09 16:55:03,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-09 16:55:03,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-09 16:55:03,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-09 16:55:03,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 04:55:03" (1/1) ... [2021-07-09 16:55:03,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31086ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:03, skipping insertion in model container [2021-07-09 16:55:03,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 04:55:03" (1/1) ... [2021-07-09 16:55:03,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-09 16:55:03,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-09 16:55:03,909 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-09 16:55:04,178 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] [2021-07-09 16:55:04,182 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] [2021-07-09 16:55:04,193 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] [2021-07-09 16:55:04,194 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] [2021-07-09 16:55:04,196 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] [2021-07-09 16:55:04,196 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] [2021-07-09 16:55:04,200 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] [2021-07-09 16:55:04,200 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] [2021-07-09 16:55:04,201 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] [2021-07-09 16:55:04,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 16:55:04,219 INFO L203 MainTranslator]: Completed pre-run [2021-07-09 16:55:04,236 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-09 16:55:04,252 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] [2021-07-09 16:55:04,253 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] [2021-07-09 16:55:04,257 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] [2021-07-09 16:55:04,258 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] [2021-07-09 16:55:04,259 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] [2021-07-09 16:55:04,260 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] [2021-07-09 16:55:04,263 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] [2021-07-09 16:55:04,263 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] [2021-07-09 16:55:04,264 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] [2021-07-09 16:55:04,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 16:55:04,300 INFO L208 MainTranslator]: Completed translation [2021-07-09 16:55:04,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04 WrapperNode [2021-07-09 16:55:04,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-09 16:55:04,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 16:55:04,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 16:55:04,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 16:55:04,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 16:55:04,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 16:55:04,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 16:55:04,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 16:55:04,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 16:55:04,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 16:55:04,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 16:55:04,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 16:55:04,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (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 [2021-07-09 16:55:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-07-09 16:55:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-07-09 16:55:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-09 16:55:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-07-09 16:55:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-09 16:55:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-09 16:55:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-09 16:55:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-09 16:55:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-07-09 16:55:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-09 16:55:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 16:55:04,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 16:55:04,442 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 16:55:04,978 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 16:55:04,978 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-07-09 16:55:04,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 04:55:04 BoogieIcfgContainer [2021-07-09 16:55:04,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 16:55:04,982 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 16:55:04,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 16:55:04,984 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 16:55:04,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.07 04:55:03" (1/3) ... [2021-07-09 16:55:04,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3a99ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 04:55:04, skipping insertion in model container [2021-07-09 16:55:04,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (2/3) ... [2021-07-09 16:55:04,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3a99ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 04:55:04, skipping insertion in model container [2021-07-09 16:55:04,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 04:55:04" (3/3) ... [2021-07-09 16:55:04,986 INFO L111 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.i [2021-07-09 16:55:04,993 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 16:55:04,994 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 16:55:04,994 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-07-09 16:55:04,994 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 16:55:05,027 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,027 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,028 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,028 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,028 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,028 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,028 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,028 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,028 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,028 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,029 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,029 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,029 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,029 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,029 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,029 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,029 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,029 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,029 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,030 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,031 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,032 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,059 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,059 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,063 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,063 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,063 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,072 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,074 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,075 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,076 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,086 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,086 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,086 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,086 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,086 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,087 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,088 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,089 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,090 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,091 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,091 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,091 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,091 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,091 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,096 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-07-09 16:55:05,114 INFO L255 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-07-09 16:55:05,132 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 16:55:05,132 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 16:55:05,132 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 16:55:05,132 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 16:55:05,132 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 16:55:05,132 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 16:55:05,132 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 16:55:05,132 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 16:55:05,165 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 429 places, 457 transitions, 922 flow [2021-07-09 16:55:05,392 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 13444 states, 13433 states have (on average 2.1299784113749722) internal successors, (28612), 13443 states have internal predecessors, (28612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:05,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 13444 states, 13433 states have (on average 2.1299784113749722) internal successors, (28612), 13443 states have internal predecessors, (28612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-07-09 16:55:05,436 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:05,437 INFO L508 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] [2021-07-09 16:55:05,437 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]=== [2021-07-09 16:55:05,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:05,441 INFO L82 PathProgramCache]: Analyzing trace with hash 735360315, now seen corresponding path program 1 times [2021-07-09 16:55:05,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:05,448 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212812798] [2021-07-09 16:55:05,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:06,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:06,076 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:06,076 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212812798] [2021-07-09 16:55:06,077 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212812798] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:06,077 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:06,077 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-07-09 16:55:06,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82029125] [2021-07-09 16:55:06,081 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-09 16:55:06,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:06,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-09 16:55:06,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-07-09 16:55:06,111 INFO L87 Difference]: Start difference. First operand has 13444 states, 13433 states have (on average 2.1299784113749722) internal successors, (28612), 13443 states have internal predecessors, (28612), 0 states have call successors, (0), 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) [2021-07-09 16:55:07,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:07,098 INFO L93 Difference]: Finished difference Result 13444 states and 27810 transitions. [2021-07-09 16:55:07,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 16:55:07,100 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 [2021-07-09 16:55:07,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:07,163 INFO L225 Difference]: With dead ends: 13444 [2021-07-09 16:55:07,163 INFO L226 Difference]: Without dead ends: 13444 [2021-07-09 16:55:07,164 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 475.7ms TimeCoverageRelationStatistics Valid=167, Invalid=433, Unknown=0, NotChecked=0, Total=600 [2021-07-09 16:55:07,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13444 states. [2021-07-09 16:55:07,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13444 to 13444. [2021-07-09 16:55:07,547 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) [2021-07-09 16:55:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13444 states to 13444 states and 27810 transitions. [2021-07-09 16:55:07,595 INFO L78 Accepts]: Start accepts. Automaton has 13444 states and 27810 transitions. Word has length 53 [2021-07-09 16:55:07,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:07,595 INFO L482 AbstractCegarLoop]: Abstraction has 13444 states and 27810 transitions. [2021-07-09 16:55:07,596 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) [2021-07-09 16:55:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 13444 states and 27810 transitions. [2021-07-09 16:55:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-07-09 16:55:07,597 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:07,597 INFO L508 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] [2021-07-09 16:55:07,597 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-09 16:55:07,597 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]=== [2021-07-09 16:55:07,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:07,598 INFO L82 PathProgramCache]: Analyzing trace with hash -678979544, now seen corresponding path program 1 times [2021-07-09 16:55:07,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:07,598 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131050552] [2021-07-09 16:55:07,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:08,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:08,167 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:08,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131050552] [2021-07-09 16:55:08,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131050552] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:08,170 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:08,170 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-07-09 16:55:08,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775824443] [2021-07-09 16:55:08,171 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-09 16:55:08,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:08,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-09 16:55:08,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=460, Unknown=0, NotChecked=0, Total=506 [2021-07-09 16:55:08,172 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) [2021-07-09 16:55:08,849 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2021-07-09 16:55:09,250 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-07-09 16:55:09,398 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 108 [2021-07-09 16:55:09,553 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2021-07-09 16:55:09,763 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2021-07-09 16:55:09,970 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2021-07-09 16:55:10,161 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-07-09 16:55:10,366 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-07-09 16:55:10,534 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 136 [2021-07-09 16:55:10,720 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 126 [2021-07-09 16:55:10,874 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-07-09 16:55:11,039 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2021-07-09 16:55:11,294 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-07-09 16:55:12,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:12,446 INFO L93 Difference]: Finished difference Result 27992 states and 58110 transitions. [2021-07-09 16:55:12,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 16:55:12,447 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 [2021-07-09 16:55:12,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:12,540 INFO L225 Difference]: With dead ends: 27992 [2021-07-09 16:55:12,541 INFO L226 Difference]: Without dead ends: 27992 [2021-07-09 16:55:12,541 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 3388.2ms TimeCoverageRelationStatistics Valid=714, Invalid=1938, Unknown=0, NotChecked=0, Total=2652 [2021-07-09 16:55:12,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27992 states. [2021-07-09 16:55:12,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27992 to 13442. [2021-07-09 16:55:12,925 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) [2021-07-09 16:55:12,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13442 states to 13442 states and 27808 transitions. [2021-07-09 16:55:12,956 INFO L78 Accepts]: Start accepts. Automaton has 13442 states and 27808 transitions. Word has length 58 [2021-07-09 16:55:12,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:12,956 INFO L482 AbstractCegarLoop]: Abstraction has 13442 states and 27808 transitions. [2021-07-09 16:55:12,957 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) [2021-07-09 16:55:12,957 INFO L276 IsEmpty]: Start isEmpty. Operand 13442 states and 27808 transitions. [2021-07-09 16:55:12,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-07-09 16:55:12,964 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:12,964 INFO L508 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] [2021-07-09 16:55:12,964 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-09 16:55:12,964 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]=== [2021-07-09 16:55:12,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:12,970 INFO L82 PathProgramCache]: Analyzing trace with hash -2012926871, now seen corresponding path program 1 times [2021-07-09 16:55:12,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:12,970 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995592415] [2021-07-09 16:55:12,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:13,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:13,059 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:13,059 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995592415] [2021-07-09 16:55:13,059 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995592415] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:13,059 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:13,060 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:55:13,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981482456] [2021-07-09 16:55:13,060 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:55:13,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:13,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:55:13,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:55:13,061 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) [2021-07-09 16:55:13,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:13,179 INFO L93 Difference]: Finished difference Result 15282 states and 31506 transitions. [2021-07-09 16:55:13,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 16:55:13,179 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 [2021-07-09 16:55:13,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:13,211 INFO L225 Difference]: With dead ends: 15282 [2021-07-09 16:55:13,212 INFO L226 Difference]: Without dead ends: 15282 [2021-07-09 16:55:13,212 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-09 16:55:13,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15282 states. [2021-07-09 16:55:13,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15282 to 13442. [2021-07-09 16:55:13,485 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) [2021-07-09 16:55:13,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13442 states to 13442 states and 27752 transitions. [2021-07-09 16:55:13,511 INFO L78 Accepts]: Start accepts. Automaton has 13442 states and 27752 transitions. Word has length 83 [2021-07-09 16:55:13,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:13,511 INFO L482 AbstractCegarLoop]: Abstraction has 13442 states and 27752 transitions. [2021-07-09 16:55:13,511 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) [2021-07-09 16:55:13,511 INFO L276 IsEmpty]: Start isEmpty. Operand 13442 states and 27752 transitions. [2021-07-09 16:55:13,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-07-09 16:55:13,513 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:13,513 INFO L508 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] [2021-07-09 16:55:13,514 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-09 16:55:13,514 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]=== [2021-07-09 16:55:13,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:13,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1702206798, now seen corresponding path program 1 times [2021-07-09 16:55:13,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:13,514 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011669449] [2021-07-09 16:55:13,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:13,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:13,543 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:13,543 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011669449] [2021-07-09 16:55:13,543 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011669449] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:13,543 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:13,543 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 16:55:13,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254794955] [2021-07-09 16:55:13,543 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 16:55:13,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:13,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 16:55:13,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:55:13,544 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) [2021-07-09 16:55:13,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:13,633 INFO L93 Difference]: Finished difference Result 24978 states and 51684 transitions. [2021-07-09 16:55:13,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 16:55:13,634 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 [2021-07-09 16:55:13,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:13,696 INFO L225 Difference]: With dead ends: 24978 [2021-07-09 16:55:13,697 INFO L226 Difference]: Without dead ends: 24978 [2021-07-09 16:55:13,697 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:55:13,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24978 states. [2021-07-09 16:55:14,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24978 to 13498. [2021-07-09 16:55:14,092 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) [2021-07-09 16:55:14,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13498 states to 13498 states and 27866 transitions. [2021-07-09 16:55:14,117 INFO L78 Accepts]: Start accepts. Automaton has 13498 states and 27866 transitions. Word has length 89 [2021-07-09 16:55:14,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:14,117 INFO L482 AbstractCegarLoop]: Abstraction has 13498 states and 27866 transitions. [2021-07-09 16:55:14,117 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) [2021-07-09 16:55:14,117 INFO L276 IsEmpty]: Start isEmpty. Operand 13498 states and 27866 transitions. [2021-07-09 16:55:14,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-07-09 16:55:14,120 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:14,120 INFO L508 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] [2021-07-09 16:55:14,120 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-09 16:55:14,120 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]=== [2021-07-09 16:55:14,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:14,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1504393227, now seen corresponding path program 1 times [2021-07-09 16:55:14,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:14,121 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114638848] [2021-07-09 16:55:14,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:14,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:14,537 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:14,537 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114638848] [2021-07-09 16:55:14,537 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114638848] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:14,537 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:14,537 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-07-09 16:55:14,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203571300] [2021-07-09 16:55:14,538 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-09 16:55:14,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:14,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-09 16:55:14,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2021-07-09 16:55:14,539 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) [2021-07-09 16:55:15,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:15,947 INFO L93 Difference]: Finished difference Result 31253 states and 64610 transitions. [2021-07-09 16:55:15,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 16:55:15,948 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 [2021-07-09 16:55:15,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:16,015 INFO L225 Difference]: With dead ends: 31253 [2021-07-09 16:55:16,015 INFO L226 Difference]: Without dead ends: 31253 [2021-07-09 16:55:16,016 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 849.9ms TimeCoverageRelationStatistics Valid=340, Invalid=850, Unknown=0, NotChecked=0, Total=1190 [2021-07-09 16:55:16,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31253 states. [2021-07-09 16:55:16,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31253 to 14862. [2021-07-09 16:55:16,404 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) [2021-07-09 16:55:16,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14862 states to 14862 states and 30702 transitions. [2021-07-09 16:55:16,432 INFO L78 Accepts]: Start accepts. Automaton has 14862 states and 30702 transitions. Word has length 101 [2021-07-09 16:55:16,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:16,432 INFO L482 AbstractCegarLoop]: Abstraction has 14862 states and 30702 transitions. [2021-07-09 16:55:16,432 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) [2021-07-09 16:55:16,432 INFO L276 IsEmpty]: Start isEmpty. Operand 14862 states and 30702 transitions. [2021-07-09 16:55:16,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-07-09 16:55:16,438 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:16,438 INFO L508 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] [2021-07-09 16:55:16,438 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-09 16:55:16,438 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]=== [2021-07-09 16:55:16,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:16,439 INFO L82 PathProgramCache]: Analyzing trace with hash -1912313171, now seen corresponding path program 1 times [2021-07-09 16:55:16,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:16,439 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496871223] [2021-07-09 16:55:16,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:16,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:16,537 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:16,537 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496871223] [2021-07-09 16:55:16,537 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496871223] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:16,537 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:16,537 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:55:16,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286182827] [2021-07-09 16:55:16,538 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:55:16,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:16,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:55:16,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:55:16,538 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) [2021-07-09 16:55:16,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:16,818 INFO L93 Difference]: Finished difference Result 26199 states and 54053 transitions. [2021-07-09 16:55:16,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 16:55:16,818 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 [2021-07-09 16:55:16,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:16,886 INFO L225 Difference]: With dead ends: 26199 [2021-07-09 16:55:16,887 INFO L226 Difference]: Without dead ends: 26199 [2021-07-09 16:55:16,887 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 22.3ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-09 16:55:16,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26199 states. [2021-07-09 16:55:17,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26199 to 15422. [2021-07-09 16:55:17,241 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) [2021-07-09 16:55:17,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15422 states to 15422 states and 31842 transitions. [2021-07-09 16:55:17,270 INFO L78 Accepts]: Start accepts. Automaton has 15422 states and 31842 transitions. Word has length 120 [2021-07-09 16:55:17,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:17,271 INFO L482 AbstractCegarLoop]: Abstraction has 15422 states and 31842 transitions. [2021-07-09 16:55:17,271 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) [2021-07-09 16:55:17,271 INFO L276 IsEmpty]: Start isEmpty. Operand 15422 states and 31842 transitions. [2021-07-09 16:55:17,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:55:17,277 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:17,277 INFO L508 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] [2021-07-09 16:55:17,277 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-09 16:55:17,277 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]=== [2021-07-09 16:55:17,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:17,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1236817317, now seen corresponding path program 1 times [2021-07-09 16:55:17,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:17,278 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860729368] [2021-07-09 16:55:17,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:18,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:18,500 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:18,500 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860729368] [2021-07-09 16:55:18,500 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860729368] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:18,500 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:18,501 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:55:18,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761819060] [2021-07-09 16:55:18,501 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:55:18,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:18,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:55:18,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1117, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:55:18,503 INFO L87 Difference]: Start difference. First operand 15422 states and 31842 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) [2021-07-09 16:55:19,147 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:55:19,321 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 16:55:19,532 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 16:55:19,699 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:55:19,876 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:55:20,080 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 16:55:20,308 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 16:55:20,577 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 16:55:20,851 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 16:55:21,129 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 16:55:21,431 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 16:55:21,789 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 16:55:22,048 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-09 16:55:22,344 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-09 16:55:22,681 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:55:22,965 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-09 16:55:23,196 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-09 16:55:23,519 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-09 16:55:23,883 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-09 16:55:24,280 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 16:55:24,612 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-09 16:55:25,031 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 16:55:25,300 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-09 16:55:25,680 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-09 16:55:25,984 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-09 16:55:26,310 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-09 16:55:26,537 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:55:26,878 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 16:55:27,301 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 16:55:27,560 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:55:27,797 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-09 16:55:28,052 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:55:28,290 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-09 16:55:28,590 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-09 16:55:28,933 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 16:55:29,182 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-09 16:55:29,595 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-09 16:55:29,988 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:55:30,330 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 16:55:30,611 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:55:30,960 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:55:31,282 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-09 16:55:31,721 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-07-09 16:55:32,077 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:55:32,636 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-09 16:55:33,012 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 16:55:33,376 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 16:55:33,937 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 16:55:34,503 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 16:55:34,832 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:55:35,236 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-07-09 16:55:35,603 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-09 16:55:35,929 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 16:55:36,549 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-09 16:55:37,114 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 16:55:37,617 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-07-09 16:55:38,171 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:55:38,698 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 16:55:39,124 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 16:55:39,515 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:55:39,958 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-07-09 16:55:40,350 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:55:40,727 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 16:55:41,256 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:55:41,658 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:55:41,916 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-09 16:55:42,439 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 16:55:42,832 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:55:43,136 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-09 16:55:43,602 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-09 16:55:43,921 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-09 16:55:44,653 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-09 16:55:45,116 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:55:45,676 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-09 16:55:46,264 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:55:46,640 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-07-09 16:55:47,091 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:55:47,561 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 149 [2021-07-09 16:55:47,731 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2021-07-09 16:55:49,467 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:55:49,728 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:55:50,051 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:55:50,275 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-09 16:55:50,541 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-09 16:55:50,850 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-09 16:55:51,210 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:55:51,622 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:55:51,928 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-09 16:55:52,276 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-09 16:55:52,614 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:55:53,020 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-09 16:55:53,557 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:55:53,899 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:55:54,259 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:55:54,618 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:55:55,039 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 16:55:55,448 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:55:55,978 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 16:55:56,519 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-07-09 16:55:57,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:57,363 INFO L93 Difference]: Finished difference Result 34180 states and 70566 transitions. [2021-07-09 16:55:57,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-07-09 16:55:57,364 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 [2021-07-09 16:55:57,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:57,419 INFO L225 Difference]: With dead ends: 34180 [2021-07-09 16:55:57,419 INFO L226 Difference]: Without dead ends: 34180 [2021-07-09 16:55:57,423 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7208 ImplicationChecksByTransitivity, 34698.8ms TimeCoverageRelationStatistics Valid=5290, Invalid=20150, Unknown=0, NotChecked=0, Total=25440 [2021-07-09 16:55:57,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34180 states. [2021-07-09 16:55:57,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34180 to 15582. [2021-07-09 16:55:57,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15582 states, 15572 states have (on average 2.065887490367326) internal successors, (32170), 15581 states have internal predecessors, (32170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:57,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15582 states to 15582 states and 32170 transitions. [2021-07-09 16:55:57,763 INFO L78 Accepts]: Start accepts. Automaton has 15582 states and 32170 transitions. Word has length 122 [2021-07-09 16:55:57,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:57,763 INFO L482 AbstractCegarLoop]: Abstraction has 15582 states and 32170 transitions. [2021-07-09 16:55:57,763 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) [2021-07-09 16:55:57,763 INFO L276 IsEmpty]: Start isEmpty. Operand 15582 states and 32170 transitions. [2021-07-09 16:55:57,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:55:57,769 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:57,770 INFO L508 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] [2021-07-09 16:55:57,770 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-09 16:55:57,770 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]=== [2021-07-09 16:55:57,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:57,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1427772445, now seen corresponding path program 2 times [2021-07-09 16:55:57,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:57,770 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199673150] [2021-07-09 16:55:57,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:58,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:58,962 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:58,962 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199673150] [2021-07-09 16:55:58,963 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199673150] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:58,963 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:58,963 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:55:58,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986847062] [2021-07-09 16:55:58,963 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:55:58,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:58,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:55:58,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:55:58,964 INFO L87 Difference]: Start difference. First operand 15582 states and 32170 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) [2021-07-09 16:55:59,602 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:55:59,751 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 16:55:59,903 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 16:56:00,160 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:56:00,315 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 16:56:00,493 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 16:56:00,748 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 16:56:01,008 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 16:56:01,279 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 16:56:01,579 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 16:56:01,859 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 16:56:02,066 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-09 16:56:02,302 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-09 16:56:02,606 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:56:02,916 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-09 16:56:03,200 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-09 16:56:03,500 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-09 16:56:03,853 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-09 16:56:04,273 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 16:56:04,601 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-09 16:56:05,008 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 16:56:05,268 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-09 16:56:05,631 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-09 16:56:05,916 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-09 16:56:06,239 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-09 16:56:06,470 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:56:06,869 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 16:56:07,278 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 16:56:07,539 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:56:07,777 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-09 16:56:08,070 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:56:08,346 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-09 16:56:08,707 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-09 16:56:09,120 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 16:56:09,416 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-09 16:56:09,897 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-09 16:56:10,313 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:56:10,705 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 16:56:11,023 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:56:11,421 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:56:11,765 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-09 16:56:12,185 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-07-09 16:56:12,540 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:56:13,092 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-09 16:56:13,472 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 16:56:13,783 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 16:56:14,180 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 16:56:14,667 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 16:56:15,047 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:56:15,556 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-07-09 16:56:15,992 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-07-09 16:56:16,422 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-09 16:56:16,812 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 16:56:17,377 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-09 16:56:17,848 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 16:56:18,313 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 163 [2021-07-09 16:56:18,780 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-07-09 16:56:19,363 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:56:19,919 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 16:56:20,297 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 16:56:20,616 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:56:21,009 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-07-09 16:56:21,349 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-07-09 16:56:21,672 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:56:21,987 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 16:56:22,161 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-07-09 16:56:22,539 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:56:22,944 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:56:23,209 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-09 16:56:23,746 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-09 16:56:24,147 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 16:56:24,527 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:56:24,828 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-09 16:56:25,337 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-09 16:56:25,750 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-09 16:56:26,078 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-09 16:56:26,251 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-07-09 16:56:26,839 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-09 16:56:27,331 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:56:27,928 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-09 16:56:28,632 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:56:29,109 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-07-09 16:56:29,551 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:56:30,057 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-07-09 16:56:30,501 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 149 [2021-07-09 16:56:30,693 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-07-09 16:56:32,733 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:56:33,012 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:56:33,348 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:56:33,576 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-09 16:56:33,854 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-09 16:56:34,183 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-09 16:56:34,560 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:56:35,001 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:56:35,318 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-09 16:56:35,744 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-09 16:56:36,168 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:56:36,602 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-09 16:56:37,166 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:56:37,577 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:56:37,982 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:56:38,351 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:56:38,721 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-09 16:56:39,101 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 16:56:39,491 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:56:39,662 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-07-09 16:56:39,930 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 16:56:40,331 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 153 [2021-07-09 16:56:40,753 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-07-09 16:56:41,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:56:41,701 INFO L93 Difference]: Finished difference Result 34769 states and 71770 transitions. [2021-07-09 16:56:41,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-09 16:56:41,701 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 [2021-07-09 16:56:41,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:56:41,757 INFO L225 Difference]: With dead ends: 34769 [2021-07-09 16:56:41,758 INFO L226 Difference]: Without dead ends: 34769 [2021-07-09 16:56:41,762 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8090 ImplicationChecksByTransitivity, 37882.3ms TimeCoverageRelationStatistics Valid=5566, Invalid=22490, Unknown=0, NotChecked=0, Total=28056 [2021-07-09 16:56:41,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34769 states. [2021-07-09 16:56:42,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34769 to 15585. [2021-07-09 16:56:42,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15585 states, 15575 states have (on average 2.0658747993579456) internal successors, (32176), 15584 states have internal predecessors, (32176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:56:42,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15585 states to 15585 states and 32176 transitions. [2021-07-09 16:56:42,175 INFO L78 Accepts]: Start accepts. Automaton has 15585 states and 32176 transitions. Word has length 122 [2021-07-09 16:56:42,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:56:42,176 INFO L482 AbstractCegarLoop]: Abstraction has 15585 states and 32176 transitions. [2021-07-09 16:56:42,176 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) [2021-07-09 16:56:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 15585 states and 32176 transitions. [2021-07-09 16:56:42,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:56:42,182 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:56:42,182 INFO L508 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] [2021-07-09 16:56:42,182 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-09 16:56:42,182 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]=== [2021-07-09 16:56:42,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:56:42,183 INFO L82 PathProgramCache]: Analyzing trace with hash -496229511, now seen corresponding path program 3 times [2021-07-09 16:56:42,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:56:42,183 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016496577] [2021-07-09 16:56:42,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:56:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:56:43,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:56:43,253 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:56:43,253 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016496577] [2021-07-09 16:56:43,253 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016496577] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:56:43,253 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:56:43,253 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:56:43,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616978793] [2021-07-09 16:56:43,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:56:43,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:56:43,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:56:43,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:56:43,254 INFO L87 Difference]: Start difference. First operand 15585 states and 32176 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) [2021-07-09 16:56:43,934 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:56:44,109 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 16:56:44,302 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 16:56:44,442 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:56:44,600 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:56:44,781 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 16:56:44,988 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 16:56:45,233 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 16:56:45,482 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 16:56:45,762 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 16:56:46,065 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 16:56:46,396 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 16:56:46,778 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:56:47,216 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 16:56:47,453 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 16:56:47,700 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 16:56:47,975 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 16:56:48,181 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 16:56:48,418 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 16:56:48,684 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 16:56:49,010 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 16:56:49,418 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 16:56:49,857 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:56:50,206 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 16:56:50,499 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 16:56:50,899 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:56:51,335 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-07-09 16:56:51,622 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 16:56:52,036 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 16:56:52,616 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 16:56:53,131 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-07-09 16:56:53,892 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 173 [2021-07-09 16:56:54,091 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 16:56:54,375 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 16:56:54,767 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:56:55,102 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:56:55,384 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 16:56:55,801 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 166 [2021-07-09 16:56:56,195 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-09 16:56:56,559 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-07-09 16:56:56,742 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-07-09 16:56:57,106 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 16:56:57,681 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-07-09 16:56:58,083 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-07-09 16:56:58,602 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 162 [2021-07-09 16:56:58,796 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-07-09 16:56:59,862 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 165 [2021-07-09 16:57:02,407 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-07-09 16:57:02,608 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-07-09 16:57:03,212 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-07-09 16:57:04,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:57:04,383 INFO L93 Difference]: Finished difference Result 34201 states and 70614 transitions. [2021-07-09 16:57:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-09 16:57:04,384 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 [2021-07-09 16:57:04,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:57:04,437 INFO L225 Difference]: With dead ends: 34201 [2021-07-09 16:57:04,437 INFO L226 Difference]: Without dead ends: 34201 [2021-07-09 16:57:04,438 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2159 ImplicationChecksByTransitivity, 16932.8ms TimeCoverageRelationStatistics Valid=2245, Invalid=8057, Unknown=0, NotChecked=0, Total=10302 [2021-07-09 16:57:04,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34201 states. [2021-07-09 16:57:04,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34201 to 15617. [2021-07-09 16:57:04,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15617 states, 15607 states have (on average 2.0658678797975267) internal successors, (32242), 15616 states have internal predecessors, (32242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15617 states to 15617 states and 32242 transitions. [2021-07-09 16:57:04,797 INFO L78 Accepts]: Start accepts. Automaton has 15617 states and 32242 transitions. Word has length 122 [2021-07-09 16:57:04,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:57:04,797 INFO L482 AbstractCegarLoop]: Abstraction has 15617 states and 32242 transitions. [2021-07-09 16:57:04,797 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) [2021-07-09 16:57:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 15617 states and 32242 transitions. [2021-07-09 16:57:04,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:57:04,804 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:57:04,804 INFO L508 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] [2021-07-09 16:57:04,804 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-09 16:57:04,805 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]=== [2021-07-09 16:57:04,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:57:04,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1147534367, now seen corresponding path program 4 times [2021-07-09 16:57:04,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:57:04,805 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516554185] [2021-07-09 16:57:04,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:57:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:57:05,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:57:05,862 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:57:05,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516554185] [2021-07-09 16:57:05,862 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516554185] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:57:05,862 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:57:05,862 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:57:05,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584060038] [2021-07-09 16:57:05,862 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:57:05,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:57:05,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:57:05,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:57:05,863 INFO L87 Difference]: Start difference. First operand 15617 states and 32242 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) [2021-07-09 16:57:06,533 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:57:06,706 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 16:57:06,901 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 16:57:07,041 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:57:07,202 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:57:07,390 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 16:57:07,601 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 16:57:07,851 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 16:57:08,105 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 16:57:08,380 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 16:57:08,690 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 16:57:09,112 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 16:57:09,368 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-09 16:57:09,655 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-09 16:57:10,034 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:57:10,350 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-09 16:57:10,633 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-09 16:57:10,938 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-09 16:57:11,299 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-09 16:57:11,691 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 16:57:12,022 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-09 16:57:12,421 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 16:57:12,683 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-09 16:57:13,045 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-09 16:57:13,325 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-09 16:57:13,646 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-09 16:57:13,875 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:57:14,267 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 16:57:14,703 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 16:57:14,958 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:57:15,195 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-09 16:57:15,482 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:57:15,755 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-09 16:57:16,108 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-09 16:57:16,519 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 16:57:16,812 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-09 16:57:17,254 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-09 16:57:17,666 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:57:18,045 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 16:57:18,364 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:57:18,754 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:57:19,103 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-09 16:57:19,477 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:57:19,944 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-09 16:57:20,373 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 16:57:20,743 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 16:57:21,173 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 16:57:21,533 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 16:57:22,023 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-07-09 16:57:22,385 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 16:57:22,749 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:57:23,253 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 16:57:23,684 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-09 16:57:24,077 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 16:57:24,705 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 16:57:25,170 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-09 16:57:25,697 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-07-09 16:57:26,126 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 16:57:26,504 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-07-09 16:57:26,914 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:57:27,301 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 16:57:27,632 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 16:57:27,987 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-07-09 16:57:28,287 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:57:28,602 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 16:57:28,981 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-07-09 16:57:29,309 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:57:29,701 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 16:57:30,132 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:57:30,653 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:57:31,063 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 16:57:31,474 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:57:31,849 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:57:32,104 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-09 16:57:32,629 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 16:57:33,016 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:57:33,409 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:57:33,698 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-09 16:57:34,162 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-07-09 16:57:34,498 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-09 16:57:35,287 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-09 16:57:35,809 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:57:36,417 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-09 16:57:37,132 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:57:37,596 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-09 16:57:38,025 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-07-09 16:57:38,507 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:57:38,925 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:57:39,408 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-07-09 16:57:41,690 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:57:41,972 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:57:42,322 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:57:42,551 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-09 16:57:42,831 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-09 16:57:43,158 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-09 16:57:43,545 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:57:43,984 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:57:44,300 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-09 16:57:44,732 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-09 16:57:45,151 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:57:45,659 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-09 16:57:46,278 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:57:46,708 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:57:47,084 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:57:47,435 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:57:47,804 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:57:48,166 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:57:48,593 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 16:57:48,986 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:57:49,377 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:57:49,911 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:57:50,298 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 16:57:50,851 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 16:57:51,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:57:51,946 INFO L93 Difference]: Finished difference Result 34921 states and 72078 transitions. [2021-07-09 16:57:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-07-09 16:57:51,947 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 [2021-07-09 16:57:51,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:57:51,998 INFO L225 Difference]: With dead ends: 34921 [2021-07-09 16:57:51,998 INFO L226 Difference]: Without dead ends: 34921 [2021-07-09 16:57:52,000 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8724 ImplicationChecksByTransitivity, 40574.2ms TimeCoverageRelationStatistics Valid=5989, Invalid=23767, Unknown=0, NotChecked=0, Total=29756 [2021-07-09 16:57:52,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34921 states. [2021-07-09 16:57:52,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34921 to 15626. [2021-07-09 16:57:52,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15626 states, 15616 states have (on average 2.065829918032787) internal successors, (32260), 15625 states have internal predecessors, (32260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:52,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15626 states to 15626 states and 32260 transitions. [2021-07-09 16:57:52,367 INFO L78 Accepts]: Start accepts. Automaton has 15626 states and 32260 transitions. Word has length 122 [2021-07-09 16:57:52,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:57:52,367 INFO L482 AbstractCegarLoop]: Abstraction has 15626 states and 32260 transitions. [2021-07-09 16:57:52,367 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) [2021-07-09 16:57:52,367 INFO L276 IsEmpty]: Start isEmpty. Operand 15626 states and 32260 transitions. [2021-07-09 16:57:52,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:57:52,373 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:57:52,373 INFO L508 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] [2021-07-09 16:57:52,374 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-09 16:57:52,374 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]=== [2021-07-09 16:57:52,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:57:52,374 INFO L82 PathProgramCache]: Analyzing trace with hash 2079077301, now seen corresponding path program 5 times [2021-07-09 16:57:52,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:57:52,374 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774088595] [2021-07-09 16:57:52,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:57:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:57:53,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:57:53,428 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:57:53,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774088595] [2021-07-09 16:57:53,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774088595] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:57:53,429 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:57:53,429 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:57:53,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514112195] [2021-07-09 16:57:53,429 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:57:53,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:57:53,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:57:53,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:57:53,430 INFO L87 Difference]: Start difference. First operand 15626 states and 32260 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) [2021-07-09 16:57:54,108 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:57:54,281 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 16:57:54,474 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 16:57:54,616 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:57:54,774 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:57:54,955 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 16:57:55,163 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 16:57:55,409 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 16:57:55,658 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 16:57:55,938 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 16:57:56,242 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 16:57:56,572 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 16:57:56,957 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:57:57,368 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 16:57:57,683 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 16:57:57,926 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 16:57:58,196 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 16:57:58,396 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 16:57:58,630 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 16:57:58,890 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 16:57:59,201 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 16:57:59,599 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 16:58:00,026 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:58:00,371 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 16:58:00,658 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 16:58:01,044 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:58:01,394 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 16:58:01,786 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 16:58:02,272 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 16:58:02,840 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-07-09 16:58:03,222 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 16:58:03,716 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 16:58:04,341 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 16:58:04,788 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-07-09 16:58:05,323 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 170 [2021-07-09 16:58:05,789 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-07-09 16:58:06,348 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 16:58:06,892 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 16:58:07,270 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:58:07,706 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-07-09 16:58:08,041 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 16:58:08,393 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:58:08,920 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-07-09 16:58:09,350 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-07-09 16:58:09,748 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:58:10,105 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-07-09 16:58:10,676 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:58:11,080 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 16:58:11,433 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 16:58:11,985 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-09 16:58:12,397 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 16:58:12,787 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:58:13,293 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 159 [2021-07-09 16:58:13,720 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-07-09 16:58:15,065 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-09 16:58:15,484 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:58:15,976 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 162 [2021-07-09 16:58:16,413 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-07-09 16:58:16,689 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-07-09 16:58:19,320 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:58:19,719 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:58:20,259 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-09 16:58:20,603 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 16:58:20,935 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:58:21,437 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:58:22,027 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 160 [2021-07-09 16:58:22,385 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 16:58:23,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:58:23,450 INFO L93 Difference]: Finished difference Result 34791 states and 71816 transitions. [2021-07-09 16:58:23,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-07-09 16:58:23,450 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 [2021-07-09 16:58:23,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:58:23,503 INFO L225 Difference]: With dead ends: 34791 [2021-07-09 16:58:23,503 INFO L226 Difference]: Without dead ends: 34791 [2021-07-09 16:58:23,504 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3422 ImplicationChecksByTransitivity, 25519.7ms TimeCoverageRelationStatistics Valid=3287, Invalid=11475, Unknown=0, NotChecked=0, Total=14762 [2021-07-09 16:58:23,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34791 states. [2021-07-09 16:58:23,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34791 to 15623. [2021-07-09 16:58:23,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15623 states, 15613 states have (on average 2.065842567091526) internal successors, (32254), 15622 states have internal predecessors, (32254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:58:23,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15623 states to 15623 states and 32254 transitions. [2021-07-09 16:58:23,832 INFO L78 Accepts]: Start accepts. Automaton has 15623 states and 32254 transitions. Word has length 122 [2021-07-09 16:58:23,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:58:23,833 INFO L482 AbstractCegarLoop]: Abstraction has 15623 states and 32254 transitions. [2021-07-09 16:58:23,833 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) [2021-07-09 16:58:23,833 INFO L276 IsEmpty]: Start isEmpty. Operand 15623 states and 32254 transitions. [2021-07-09 16:58:23,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:58:23,838 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:58:23,839 INFO L508 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] [2021-07-09 16:58:23,839 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-09 16:58:23,839 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]=== [2021-07-09 16:58:23,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:58:23,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1424242527, now seen corresponding path program 6 times [2021-07-09 16:58:23,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:58:23,839 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144093923] [2021-07-09 16:58:23,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:58:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:58:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:58:24,895 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:58:24,895 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144093923] [2021-07-09 16:58:24,895 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144093923] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:58:24,895 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:58:24,895 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:58:24,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713295653] [2021-07-09 16:58:24,895 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:58:24,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:58:24,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:58:24,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:58:24,896 INFO L87 Difference]: Start difference. First operand 15623 states and 32254 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) [2021-07-09 16:58:25,163 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2021-07-09 16:58:25,627 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:58:25,800 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 16:58:25,992 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 16:58:26,132 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:58:26,289 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:58:26,473 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 16:58:26,681 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 16:58:26,925 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 16:58:27,173 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 16:58:27,442 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 16:58:27,739 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 16:58:28,072 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 16:58:28,454 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:58:28,859 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 16:58:29,086 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 16:58:29,316 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 16:58:29,584 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 16:58:29,783 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 16:58:30,015 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 16:58:30,274 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 16:58:30,586 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 16:58:31,047 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 16:58:31,476 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:58:31,828 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 16:58:32,117 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 16:58:32,501 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:58:32,844 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 16:58:33,251 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 16:58:33,745 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 16:58:34,319 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-07-09 16:58:34,651 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 16:58:35,229 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 156 [2021-07-09 16:58:35,687 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 149 [2021-07-09 16:58:36,192 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 156 [2021-07-09 16:58:36,410 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-07-09 16:58:36,762 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 16:58:37,307 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-07-09 16:58:37,674 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:58:38,104 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 147 [2021-07-09 16:58:38,455 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 16:58:38,807 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:58:39,261 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 154 [2021-07-09 16:58:39,669 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 16:58:40,027 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-07-09 16:58:40,512 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:58:40,872 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 16:58:41,166 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 16:58:41,666 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 148 [2021-07-09 16:58:42,094 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 16:58:42,593 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-07-09 16:58:43,692 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 153 [2021-07-09 16:58:44,046 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:58:44,433 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 153 [2021-07-09 16:58:46,758 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 16:58:47,235 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:58:47,671 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 148 [2021-07-09 16:58:48,074 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:58:48,616 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:58:49,160 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-09 16:58:50,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:58:50,202 INFO L93 Difference]: Finished difference Result 34364 states and 70944 transitions. [2021-07-09 16:58:50,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-07-09 16:58:50,203 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 [2021-07-09 16:58:50,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:58:50,283 INFO L225 Difference]: With dead ends: 34364 [2021-07-09 16:58:50,284 INFO L226 Difference]: Without dead ends: 34364 [2021-07-09 16:58:50,284 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2733 ImplicationChecksByTransitivity, 21381.7ms TimeCoverageRelationStatistics Valid=2818, Invalid=9614, Unknown=0, NotChecked=0, Total=12432 [2021-07-09 16:58:50,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34364 states. [2021-07-09 16:58:50,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34364 to 15687. [2021-07-09 16:58:50,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15687 states, 15677 states have (on average 2.065828921349748) internal successors, (32386), 15686 states have internal predecessors, (32386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:58:50,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15687 states to 15687 states and 32386 transitions. [2021-07-09 16:58:50,639 INFO L78 Accepts]: Start accepts. Automaton has 15687 states and 32386 transitions. Word has length 122 [2021-07-09 16:58:50,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:58:50,639 INFO L482 AbstractCegarLoop]: Abstraction has 15687 states and 32386 transitions. [2021-07-09 16:58:50,639 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) [2021-07-09 16:58:50,639 INFO L276 IsEmpty]: Start isEmpty. Operand 15687 states and 32386 transitions. [2021-07-09 16:58:50,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:58:50,664 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:58:50,664 INFO L508 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] [2021-07-09 16:58:50,664 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-07-09 16:58:50,664 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]=== [2021-07-09 16:58:50,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:58:50,665 INFO L82 PathProgramCache]: Analyzing trace with hash 1312925915, now seen corresponding path program 7 times [2021-07-09 16:58:50,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:58:50,665 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243646112] [2021-07-09 16:58:50,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:58:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:58:51,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:58:51,320 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:58:51,320 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243646112] [2021-07-09 16:58:51,320 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243646112] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:58:51,320 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:58:51,320 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-09 16:58:51,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697656643] [2021-07-09 16:58:51,321 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-09 16:58:51,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:58:51,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-09 16:58:51,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2021-07-09 16:58:51,321 INFO L87 Difference]: Start difference. First operand 15687 states and 32386 transitions. Second operand has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:58:52,073 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 44 [2021-07-09 16:58:53,313 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-07-09 16:58:53,461 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 62 [2021-07-09 16:58:53,734 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 71 [2021-07-09 16:58:53,986 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 76 [2021-07-09 16:58:54,249 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 73 [2021-07-09 16:58:54,738 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 82 [2021-07-09 16:58:54,871 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2021-07-09 16:58:55,015 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-07-09 16:58:55,173 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 84 [2021-07-09 16:58:55,319 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 86 [2021-07-09 16:58:55,464 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 88 [2021-07-09 16:58:55,624 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 88 [2021-07-09 16:58:55,785 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2021-07-09 16:58:55,937 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2021-07-09 16:58:56,088 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 80 [2021-07-09 16:58:56,218 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 74 [2021-07-09 16:58:56,392 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 92 [2021-07-09 16:58:56,559 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 91 [2021-07-09 16:58:56,698 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2021-07-09 16:58:56,849 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-07-09 16:58:57,112 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 90 [2021-07-09 16:58:57,345 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2021-07-09 16:58:57,542 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-07-09 16:58:57,787 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-07-09 16:58:57,990 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 95 [2021-07-09 16:58:58,222 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 96 [2021-07-09 16:58:58,477 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-07-09 16:59:00,569 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 75 [2021-07-09 16:59:00,744 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 77 [2021-07-09 16:59:01,681 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2021-07-09 16:59:03,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:59:03,409 INFO L93 Difference]: Finished difference Result 36507 states and 75198 transitions. [2021-07-09 16:59:03,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2021-07-09 16:59:03,410 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 16:59:03,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:59:03,478 INFO L225 Difference]: With dead ends: 36507 [2021-07-09 16:59:03,478 INFO L226 Difference]: Without dead ends: 36507 [2021-07-09 16:59:03,479 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3728 ImplicationChecksByTransitivity, 9154.0ms TimeCoverageRelationStatistics Valid=2570, Invalid=10086, Unknown=0, NotChecked=0, Total=12656 [2021-07-09 16:59:03,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36507 states. [2021-07-09 16:59:04,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36507 to 25178. [2021-07-09 16:59:04,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25178 states, 25168 states have (on average 2.0825651621106167) internal successors, (52414), 25177 states have internal predecessors, (52414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:59:04,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25178 states to 25178 states and 52414 transitions. [2021-07-09 16:59:04,155 INFO L78 Accepts]: Start accepts. Automaton has 25178 states and 52414 transitions. Word has length 122 [2021-07-09 16:59:04,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:59:04,155 INFO L482 AbstractCegarLoop]: Abstraction has 25178 states and 52414 transitions. [2021-07-09 16:59:04,155 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:59:04,155 INFO L276 IsEmpty]: Start isEmpty. Operand 25178 states and 52414 transitions. [2021-07-09 16:59:04,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:59:04,171 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:59:04,171 INFO L508 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] [2021-07-09 16:59:04,171 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-07-09 16:59:04,172 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]=== [2021-07-09 16:59:04,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:59:04,172 INFO L82 PathProgramCache]: Analyzing trace with hash 648329051, now seen corresponding path program 8 times [2021-07-09 16:59:04,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:59:04,172 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117763298] [2021-07-09 16:59:04,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:59:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:59:05,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:59:05,568 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:59:05,568 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117763298] [2021-07-09 16:59:05,568 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117763298] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:59:05,568 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:59:05,568 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 16:59:05,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594557446] [2021-07-09 16:59:05,569 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 16:59:05,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:59:05,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 16:59:05,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=1553, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 16:59:05,569 INFO L87 Difference]: Start difference. First operand 25178 states and 52414 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) [2021-07-09 16:59:06,828 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-07-09 16:59:06,987 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2021-07-09 16:59:07,173 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2021-07-09 16:59:07,371 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2021-07-09 16:59:07,580 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2021-07-09 16:59:07,789 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-07-09 16:59:07,962 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 92 [2021-07-09 16:59:08,117 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2021-07-09 16:59:08,263 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-07-09 16:59:08,440 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2021-07-09 16:59:09,028 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 68 [2021-07-09 16:59:09,203 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 70 [2021-07-09 16:59:09,360 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 77 [2021-07-09 16:59:09,531 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 79 [2021-07-09 16:59:09,725 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 72 [2021-07-09 16:59:09,912 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 81 [2021-07-09 16:59:10,116 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2021-07-09 16:59:10,330 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 92 [2021-07-09 16:59:10,546 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 83 [2021-07-09 16:59:10,782 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 94 [2021-07-09 16:59:11,022 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 85 [2021-07-09 16:59:11,237 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 95 [2021-07-09 16:59:11,485 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2021-07-09 16:59:11,710 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 97 [2021-07-09 16:59:11,967 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 99 [2021-07-09 16:59:12,149 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 91 [2021-07-09 16:59:12,429 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 98 [2021-07-09 16:59:12,634 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 93 [2021-07-09 16:59:12,845 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 96 [2021-07-09 16:59:13,060 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 95 [2021-07-09 16:59:13,283 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 98 [2021-07-09 16:59:13,515 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 104 [2021-07-09 16:59:13,791 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 101 [2021-07-09 16:59:14,059 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 99 [2021-07-09 16:59:14,313 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 105 [2021-07-09 16:59:14,647 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 107 [2021-07-09 16:59:14,972 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 103 [2021-07-09 16:59:15,213 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 96 [2021-07-09 16:59:15,511 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 101 [2021-07-09 16:59:15,796 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 98 [2021-07-09 16:59:16,089 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 109 [2021-07-09 16:59:16,441 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 103 [2021-07-09 16:59:16,814 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 16:59:17,654 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-07-09 16:59:17,862 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 99 [2021-07-09 16:59:18,144 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2021-07-09 16:59:18,382 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 100 [2021-07-09 16:59:18,874 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:59:19,128 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 102 [2021-07-09 16:59:19,784 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 104 [2021-07-09 16:59:20,166 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 106 [2021-07-09 16:59:21,953 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 92 [2021-07-09 16:59:22,159 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 94 [2021-07-09 16:59:22,396 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 96 [2021-07-09 16:59:22,564 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 86 [2021-07-09 16:59:22,758 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 88 [2021-07-09 16:59:22,979 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 90 [2021-07-09 16:59:23,238 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 97 [2021-07-09 16:59:23,538 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 99 [2021-07-09 16:59:23,753 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 92 [2021-07-09 16:59:24,035 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 93 [2021-07-09 16:59:25,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:59:25,012 INFO L93 Difference]: Finished difference Result 37000 states and 76267 transitions. [2021-07-09 16:59:25,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-07-09 16:59:25,012 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 [2021-07-09 16:59:25,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:59:25,070 INFO L225 Difference]: With dead ends: 37000 [2021-07-09 16:59:25,070 INFO L226 Difference]: Without dead ends: 37000 [2021-07-09 16:59:25,071 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4774 ImplicationChecksByTransitivity, 16420.0ms TimeCoverageRelationStatistics Valid=3259, Invalid=14033, Unknown=0, NotChecked=0, Total=17292 [2021-07-09 16:59:25,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37000 states. [2021-07-09 16:59:25,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37000 to 25224. [2021-07-09 16:59:25,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25224 states, 25214 states have (on average 2.0826921551518995) internal successors, (52513), 25223 states have internal predecessors, (52513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:59:25,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25224 states to 25224 states and 52513 transitions. [2021-07-09 16:59:25,714 INFO L78 Accepts]: Start accepts. Automaton has 25224 states and 52513 transitions. Word has length 122 [2021-07-09 16:59:25,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:59:25,714 INFO L482 AbstractCegarLoop]: Abstraction has 25224 states and 52513 transitions. [2021-07-09 16:59:25,714 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) [2021-07-09 16:59:25,714 INFO L276 IsEmpty]: Start isEmpty. Operand 25224 states and 52513 transitions. [2021-07-09 16:59:25,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:59:25,720 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:59:25,720 INFO L508 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] [2021-07-09 16:59:25,721 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-07-09 16:59:25,721 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]=== [2021-07-09 16:59:25,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:59:25,721 INFO L82 PathProgramCache]: Analyzing trace with hash -618154397, now seen corresponding path program 9 times [2021-07-09 16:59:25,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:59:25,721 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782246954] [2021-07-09 16:59:25,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:59:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:59:27,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:59:27,419 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:59:27,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782246954] [2021-07-09 16:59:27,420 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782246954] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:59:27,420 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:59:27,420 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 16:59:27,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237773477] [2021-07-09 16:59:27,420 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 16:59:27,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:59:27,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 16:59:27,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 16:59:27,421 INFO L87 Difference]: Start difference. First operand 25224 states and 52513 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) [2021-07-09 16:59:28,214 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 16:59:28,400 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 16:59:28,647 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 16:59:28,806 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 16:59:28,985 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 16:59:29,195 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-07-09 16:59:29,420 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 16:59:29,666 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-07-09 16:59:29,944 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-07-09 16:59:30,215 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-07-09 16:59:30,515 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-07-09 16:59:30,813 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 112 [2021-07-09 16:59:31,062 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-07-09 16:59:31,310 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 16:59:31,542 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-07-09 16:59:31,707 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-07-09 16:59:31,886 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-07-09 16:59:32,106 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 16:59:32,418 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 16:59:32,736 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-07-09 16:59:33,108 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-07-09 16:59:33,502 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-07-09 16:59:33,727 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-07-09 16:59:33,956 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-07-09 16:59:34,209 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-07-09 16:59:34,392 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 16:59:34,610 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 16:59:34,853 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 16:59:35,147 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-07-09 16:59:35,527 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 120 [2021-07-09 16:59:35,892 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-07-09 16:59:36,160 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 16:59:36,500 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 16:59:36,928 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 128 [2021-07-09 16:59:37,184 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-07-09 16:59:37,553 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 16:59:37,956 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 138 [2021-07-09 16:59:38,323 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 122 [2021-07-09 16:59:38,752 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-07-09 16:59:39,047 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 116 [2021-07-09 16:59:39,372 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 16:59:39,747 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-09 16:59:40,072 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 16:59:40,546 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 140 [2021-07-09 16:59:40,890 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-07-09 16:59:41,386 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-07-09 16:59:41,774 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-07-09 16:59:42,105 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-07-09 16:59:42,503 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-09 16:59:43,066 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 16:59:43,350 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 16:59:43,662 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 16:59:44,048 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 16:59:44,414 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 16:59:44,859 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 16:59:45,237 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-09 16:59:45,851 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 147 [2021-07-09 16:59:46,549 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-07-09 16:59:46,923 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 16:59:47,356 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-09 16:59:47,699 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-07-09 16:59:48,097 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-07-09 16:59:48,643 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-07-09 16:59:51,831 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-07-09 16:59:52,286 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-07-09 16:59:52,710 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-09 16:59:53,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:59:53,807 INFO L93 Difference]: Finished difference Result 35556 states and 73321 transitions. [2021-07-09 16:59:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-09 16:59:53,808 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 [2021-07-09 16:59:53,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:59:53,861 INFO L225 Difference]: With dead ends: 35556 [2021-07-09 16:59:53,861 INFO L226 Difference]: Without dead ends: 35556 [2021-07-09 16:59:53,862 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3668 ImplicationChecksByTransitivity, 21591.9ms TimeCoverageRelationStatistics Valid=2787, Invalid=12219, Unknown=0, NotChecked=0, Total=15006 [2021-07-09 16:59:53,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35556 states. [2021-07-09 16:59:54,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35556 to 25345. [2021-07-09 16:59:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25345 states, 25335 states have (on average 2.08245510163805) internal successors, (52759), 25344 states have internal predecessors, (52759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:59:54,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25345 states to 25345 states and 52759 transitions. [2021-07-09 16:59:54,311 INFO L78 Accepts]: Start accepts. Automaton has 25345 states and 52759 transitions. Word has length 122 [2021-07-09 16:59:54,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:59:54,311 INFO L482 AbstractCegarLoop]: Abstraction has 25345 states and 52759 transitions. [2021-07-09 16:59:54,311 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) [2021-07-09 16:59:54,311 INFO L276 IsEmpty]: Start isEmpty. Operand 25345 states and 52759 transitions. [2021-07-09 16:59:54,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:59:54,316 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:59:54,316 INFO L508 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] [2021-07-09 16:59:54,316 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-07-09 16:59:54,316 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]=== [2021-07-09 16:59:54,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:59:54,317 INFO L82 PathProgramCache]: Analyzing trace with hash -1945557157, now seen corresponding path program 10 times [2021-07-09 16:59:54,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:59:54,317 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429554848] [2021-07-09 16:59:54,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:59:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:59:55,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:59:55,825 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:59:55,825 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429554848] [2021-07-09 16:59:55,825 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429554848] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:59:55,825 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:59:55,825 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 16:59:55,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935948240] [2021-07-09 16:59:55,825 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 16:59:55,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:59:55,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 16:59:55,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 16:59:55,826 INFO L87 Difference]: Start difference. First operand 25345 states and 52759 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) [2021-07-09 16:59:56,679 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2021-07-09 16:59:56,891 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2021-07-09 16:59:57,031 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2021-07-09 16:59:57,220 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2021-07-09 16:59:57,436 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2021-07-09 16:59:57,664 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-07-09 16:59:58,026 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2021-07-09 16:59:58,319 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 116 [2021-07-09 16:59:58,585 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 112 [2021-07-09 16:59:58,873 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 116 [2021-07-09 16:59:59,159 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 112 [2021-07-09 16:59:59,405 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2021-07-09 16:59:59,627 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-07-09 16:59:59,904 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 111 [2021-07-09 17:00:00,120 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 98 [2021-07-09 17:00:00,355 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2021-07-09 17:00:00,620 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 106 [2021-07-09 17:00:00,928 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 110 [2021-07-09 17:00:01,270 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:00:01,668 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-07-09 17:00:02,111 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 129 [2021-07-09 17:00:02,355 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 17:00:02,600 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 17:00:02,879 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 17:00:03,080 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 93 [2021-07-09 17:00:03,321 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 97 [2021-07-09 17:00:03,680 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 103 [2021-07-09 17:00:04,006 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 17:00:04,429 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 134 [2021-07-09 17:00:04,830 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 123 [2021-07-09 17:00:05,122 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 107 [2021-07-09 17:00:05,501 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 120 [2021-07-09 17:00:05,975 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 142 [2021-07-09 17:00:06,329 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 125 [2021-07-09 17:00:06,820 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 122 [2021-07-09 17:00:07,322 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 150 [2021-07-09 17:00:07,802 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 133 [2021-07-09 17:00:08,324 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 150 [2021-07-09 17:00:08,694 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 130 [2021-07-09 17:00:09,154 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 157 [2021-07-09 17:00:09,572 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 131 [2021-07-09 17:00:09,928 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 147 [2021-07-09 17:00:10,198 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 140 [2021-07-09 17:00:10,437 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 127 [2021-07-09 17:00:10,737 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 149 [2021-07-09 17:00:11,020 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 154 [2021-07-09 17:00:11,321 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 153 [2021-07-09 17:00:11,579 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 128 [2021-07-09 17:00:11,917 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 156 [2021-07-09 17:00:12,216 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 137 [2021-07-09 17:00:12,641 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 130 [2021-07-09 17:00:12,963 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 139 [2021-07-09 17:00:13,307 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 150 [2021-07-09 17:00:13,894 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 148 [2021-07-09 17:00:15,244 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 152 [2021-07-09 17:00:15,674 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 159 [2021-07-09 17:00:16,028 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 133 [2021-07-09 17:00:16,435 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 142 [2021-07-09 17:00:16,965 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 151 [2021-07-09 17:00:20,245 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 145 [2021-07-09 17:00:20,667 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 128 [2021-07-09 17:00:21,078 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 143 [2021-07-09 17:00:21,536 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 126 [2021-07-09 17:00:22,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:00:22,565 INFO L93 Difference]: Finished difference Result 35128 states and 72449 transitions. [2021-07-09 17:00:22,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-09 17:00:22,566 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 [2021-07-09 17:00:22,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:00:22,632 INFO L225 Difference]: With dead ends: 35128 [2021-07-09 17:00:22,632 INFO L226 Difference]: Without dead ends: 35128 [2021-07-09 17:00:22,633 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3324 ImplicationChecksByTransitivity, 21886.9ms TimeCoverageRelationStatistics Valid=2966, Invalid=12040, Unknown=0, NotChecked=0, Total=15006 [2021-07-09 17:00:22,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35128 states. [2021-07-09 17:00:23,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35128 to 25262. [2021-07-09 17:00:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25262 states, 25252 states have (on average 2.082607318232219) internal successors, (52590), 25261 states have internal predecessors, (52590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:00:23,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25262 states to 25262 states and 52590 transitions. [2021-07-09 17:00:23,160 INFO L78 Accepts]: Start accepts. Automaton has 25262 states and 52590 transitions. Word has length 122 [2021-07-09 17:00:23,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:00:23,160 INFO L482 AbstractCegarLoop]: Abstraction has 25262 states and 52590 transitions. [2021-07-09 17:00:23,160 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) [2021-07-09 17:00:23,160 INFO L276 IsEmpty]: Start isEmpty. Operand 25262 states and 52590 transitions. [2021-07-09 17:00:23,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:00:23,165 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:00:23,166 INFO L508 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] [2021-07-09 17:00:23,166 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-07-09 17:00:23,167 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]=== [2021-07-09 17:00:23,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:00:23,168 INFO L82 PathProgramCache]: Analyzing trace with hash -550151325, now seen corresponding path program 11 times [2021-07-09 17:00:23,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:00:23,168 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012774665] [2021-07-09 17:00:23,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:00:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:00:25,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:00:25,105 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:00:25,105 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012774665] [2021-07-09 17:00:25,105 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012774665] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:00:25,105 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:00:25,105 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:00:25,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937190058] [2021-07-09 17:00:25,105 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:00:25,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:00:25,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:00:25,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:00:25,106 INFO L87 Difference]: Start difference. First operand 25262 states and 52590 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) [2021-07-09 17:00:25,893 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:00:26,073 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:00:26,321 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:00:26,478 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:00:26,659 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:00:26,870 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-07-09 17:00:27,095 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:00:27,342 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-07-09 17:00:27,610 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-07-09 17:00:27,908 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-07-09 17:00:28,220 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-07-09 17:00:28,510 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 112 [2021-07-09 17:00:28,756 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-07-09 17:00:28,979 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:00:29,248 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-07-09 17:00:29,447 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-07-09 17:00:29,661 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-07-09 17:00:29,904 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:00:30,181 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:00:30,542 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-07-09 17:00:30,907 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-07-09 17:00:31,295 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-07-09 17:00:31,505 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-07-09 17:00:31,716 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-07-09 17:00:31,956 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-07-09 17:00:32,136 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:00:32,350 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:00:32,594 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:00:32,864 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-07-09 17:00:33,142 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 120 [2021-07-09 17:00:33,409 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-07-09 17:00:33,628 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:00:33,912 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 17:00:34,286 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 128 [2021-07-09 17:00:34,587 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-07-09 17:00:34,956 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:00:35,400 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 138 [2021-07-09 17:00:35,843 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 146 [2021-07-09 17:00:36,212 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-07-09 17:00:36,610 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-07-09 17:00:37,086 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 136 [2021-07-09 17:00:37,557 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-09 17:00:38,006 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 116 [2021-07-09 17:00:38,488 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 17:00:38,968 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 17:00:39,387 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 131 [2021-07-09 17:00:39,779 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-09 17:00:40,122 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 17:00:40,595 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-09 17:00:41,053 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-07-09 17:00:41,348 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-07-09 17:00:41,616 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-07-09 17:00:41,943 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-07-09 17:00:42,190 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 122 [2021-07-09 17:00:42,553 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-07-09 17:00:42,812 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-07-09 17:00:43,105 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-09 17:00:43,496 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 131 [2021-07-09 17:00:44,162 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 17:00:44,383 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 17:00:44,724 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 17:00:45,122 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 17:00:45,612 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:00:46,000 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2021-07-09 17:00:46,573 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 140 [2021-07-09 17:00:47,217 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-07-09 17:00:47,601 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 17:00:48,006 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-07-09 17:00:48,411 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-07-09 17:00:48,955 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 138 [2021-07-09 17:00:51,401 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2021-07-09 17:00:52,274 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 131 [2021-07-09 17:00:52,763 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-07-09 17:00:53,148 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-07-09 17:00:53,523 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 122 [2021-07-09 17:00:53,945 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-09 17:00:54,400 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-09 17:00:54,851 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-07-09 17:00:55,234 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 108 [2021-07-09 17:00:55,600 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-09 17:00:56,117 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 127 [2021-07-09 17:00:57,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:00:57,446 INFO L93 Difference]: Finished difference Result 35060 states and 72309 transitions. [2021-07-09 17:00:57,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 17:00:57,446 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 [2021-07-09 17:00:57,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:00:57,497 INFO L225 Difference]: With dead ends: 35060 [2021-07-09 17:00:57,498 INFO L226 Difference]: Without dead ends: 35060 [2021-07-09 17:00:57,499 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5243 ImplicationChecksByTransitivity, 27040.3ms TimeCoverageRelationStatistics Valid=3677, Invalid=16345, Unknown=0, NotChecked=0, Total=20022 [2021-07-09 17:00:57,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35060 states. [2021-07-09 17:00:57,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35060 to 25259. [2021-07-09 17:00:57,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25259 states, 25249 states have (on average 2.0826171333518158) internal successors, (52584), 25258 states have internal predecessors, (52584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:00:58,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25259 states to 25259 states and 52584 transitions. [2021-07-09 17:00:58,010 INFO L78 Accepts]: Start accepts. Automaton has 25259 states and 52584 transitions. Word has length 122 [2021-07-09 17:00:58,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:00:58,011 INFO L482 AbstractCegarLoop]: Abstraction has 25259 states and 52584 transitions. [2021-07-09 17:00:58,011 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) [2021-07-09 17:00:58,011 INFO L276 IsEmpty]: Start isEmpty. Operand 25259 states and 52584 transitions. [2021-07-09 17:00:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:00:58,016 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:00:58,016 INFO L508 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] [2021-07-09 17:00:58,016 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-07-09 17:00:58,017 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]=== [2021-07-09 17:00:58,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:00:58,017 INFO L82 PathProgramCache]: Analyzing trace with hash -541795357, now seen corresponding path program 12 times [2021-07-09 17:00:58,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:00:58,017 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108259586] [2021-07-09 17:00:58,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:00:58,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:00:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:00:59,197 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:00:59,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108259586] [2021-07-09 17:00:59,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108259586] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:00:59,198 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:00:59,198 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 17:00:59,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918679888] [2021-07-09 17:00:59,198 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 17:00:59,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:00:59,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 17:00:59,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 17:00:59,199 INFO L87 Difference]: Start difference. First operand 25259 states and 52584 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) [2021-07-09 17:00:59,830 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:01:00,060 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 17:01:00,254 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 17:01:00,396 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:01:00,558 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 17:01:00,739 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 17:01:00,947 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 17:01:01,195 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 17:01:01,466 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 17:01:01,748 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 17:01:02,061 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 17:01:02,397 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 17:01:02,718 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-09 17:01:03,008 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-09 17:01:03,394 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 17:01:03,715 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-09 17:01:04,000 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-09 17:01:04,307 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-09 17:01:04,671 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-09 17:01:05,068 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:01:05,421 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-09 17:01:05,831 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 17:01:06,151 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-09 17:01:06,559 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-09 17:01:06,900 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-09 17:01:07,220 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-09 17:01:07,452 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 17:01:07,845 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 17:01:08,301 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 17:01:08,563 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 17:01:08,805 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-09 17:01:09,101 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 17:01:09,381 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-09 17:01:09,741 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-09 17:01:10,176 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 17:01:10,493 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-09 17:01:10,954 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-09 17:01:11,418 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 17:01:11,738 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 17:01:12,087 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-09 17:01:12,459 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:01:12,936 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 17:01:13,348 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-09 17:01:13,726 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 17:01:14,181 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:01:14,684 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 17:01:15,266 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 17:01:15,634 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 17:01:16,138 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 17:01:16,601 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-09 17:01:16,995 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-09 17:01:17,393 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 17:01:17,969 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 17:01:18,567 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 17:01:19,177 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-07-09 17:01:19,742 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:01:20,264 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 17:01:20,729 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:01:21,269 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:01:21,662 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:01:22,055 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:01:22,491 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-07-09 17:01:22,919 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:01:23,371 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-07-09 17:01:23,790 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:01:24,283 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:01:24,658 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:01:25,248 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:01:25,722 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:01:26,285 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:01:26,902 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-09 17:01:27,201 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-09 17:01:27,582 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-09 17:01:28,118 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-09 17:01:28,583 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 17:01:29,110 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-09 17:01:29,947 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:01:30,479 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 17:01:30,940 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-09 17:01:31,473 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 17:01:31,981 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-07-09 17:01:34,105 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 17:01:34,410 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 17:01:34,739 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 17:01:34,967 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-09 17:01:35,235 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-09 17:01:35,590 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-09 17:01:35,994 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 17:01:36,482 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:01:36,715 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-09 17:01:37,077 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-09 17:01:37,378 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 17:01:37,849 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-09 17:01:38,292 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:01:38,538 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:01:38,820 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:01:39,107 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:01:39,366 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:01:39,635 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 17:01:39,963 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:01:40,245 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:01:40,555 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 17:01:40,927 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:01:41,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:01:41,642 INFO L93 Difference]: Finished difference Result 35616 states and 73444 transitions. [2021-07-09 17:01:41,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-07-09 17:01:41,643 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 [2021-07-09 17:01:41,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:01:41,702 INFO L225 Difference]: With dead ends: 35616 [2021-07-09 17:01:41,702 INFO L226 Difference]: Without dead ends: 35616 [2021-07-09 17:01:41,703 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7516 ImplicationChecksByTransitivity, 37398.5ms TimeCoverageRelationStatistics Valid=5367, Invalid=21039, Unknown=0, NotChecked=0, Total=26406 [2021-07-09 17:01:41,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35616 states. [2021-07-09 17:01:42,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35616 to 25268. [2021-07-09 17:01:42,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25268 states, 25258 states have (on average 2.0825876949877267) internal successors, (52602), 25267 states have internal predecessors, (52602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:01:42,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25268 states to 25268 states and 52602 transitions. [2021-07-09 17:01:42,136 INFO L78 Accepts]: Start accepts. Automaton has 25268 states and 52602 transitions. Word has length 122 [2021-07-09 17:01:42,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:01:42,136 INFO L482 AbstractCegarLoop]: Abstraction has 25268 states and 52602 transitions. [2021-07-09 17:01:42,136 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) [2021-07-09 17:01:42,136 INFO L276 IsEmpty]: Start isEmpty. Operand 25268 states and 52602 transitions. [2021-07-09 17:01:42,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:01:42,141 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:01:42,141 INFO L508 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] [2021-07-09 17:01:42,141 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-07-09 17:01:42,141 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]=== [2021-07-09 17:01:42,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:01:42,141 INFO L82 PathProgramCache]: Analyzing trace with hash 389747577, now seen corresponding path program 13 times [2021-07-09 17:01:42,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:01:42,142 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260622374] [2021-07-09 17:01:42,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:01:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:01:43,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:01:43,197 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:01:43,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260622374] [2021-07-09 17:01:43,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260622374] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:01:43,198 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:01:43,198 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 17:01:43,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279816732] [2021-07-09 17:01:43,198 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 17:01:43,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:01:43,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 17:01:43,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 17:01:43,199 INFO L87 Difference]: Start difference. First operand 25268 states and 52602 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) [2021-07-09 17:01:43,878 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:01:44,163 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 17:01:44,666 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 17:01:44,843 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 17:01:45,018 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 17:01:45,319 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 17:01:45,521 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 17:01:45,764 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 17:01:46,027 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 17:01:46,308 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:01:46,467 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 17:01:46,633 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 17:01:46,853 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 17:01:47,101 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 17:01:47,341 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 17:01:47,605 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 17:01:47,917 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 17:01:48,349 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 17:01:48,776 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 17:01:49,072 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 17:01:49,445 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 17:01:49,921 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 17:01:50,333 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 17:01:50,754 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 17:01:51,168 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 17:01:51,408 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 17:01:51,745 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 17:01:52,208 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-09 17:01:52,710 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 17:01:53,118 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 17:01:53,413 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 17:01:53,754 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-07-09 17:01:54,083 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 168 [2021-07-09 17:01:54,384 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:01:54,806 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 17:01:55,128 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:01:55,470 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:01:55,740 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:01:56,002 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:01:56,247 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 17:01:56,533 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-07-09 17:01:56,797 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:01:57,075 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-07-09 17:01:57,379 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-07-09 17:01:57,632 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 17:01:57,910 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:01:58,158 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:01:58,583 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-07-09 17:01:58,871 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:01:59,143 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:01:59,502 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-09 17:01:59,808 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:02:00,244 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-09 17:02:01,435 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:02:02,037 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-09 17:02:02,458 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 17:02:02,855 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 17:02:03,405 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-07-09 17:02:04,022 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-07-09 17:02:06,930 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:02:07,232 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:02:07,579 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 17:02:07,978 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:02:08,418 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:02:08,995 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:02:09,421 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:02:09,894 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-09 17:02:10,270 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 17:02:10,649 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 17:02:11,088 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:02:11,465 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-07-09 17:02:12,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:02:12,390 INFO L93 Difference]: Finished difference Result 35630 states and 73469 transitions. [2021-07-09 17:02:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-09 17:02:12,391 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 [2021-07-09 17:02:12,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:02:12,456 INFO L225 Difference]: With dead ends: 35630 [2021-07-09 17:02:12,456 INFO L226 Difference]: Without dead ends: 35630 [2021-07-09 17:02:12,457 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4112 ImplicationChecksByTransitivity, 24403.4ms TimeCoverageRelationStatistics Valid=3724, Invalid=13306, Unknown=0, NotChecked=0, Total=17030 [2021-07-09 17:02:12,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35630 states. [2021-07-09 17:02:12,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35630 to 25265. [2021-07-09 17:02:12,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25265 states, 25255 states have (on average 2.0825975054444665) internal successors, (52596), 25264 states have internal predecessors, (52596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:02:12,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25265 states to 25265 states and 52596 transitions. [2021-07-09 17:02:12,915 INFO L78 Accepts]: Start accepts. Automaton has 25265 states and 52596 transitions. Word has length 122 [2021-07-09 17:02:12,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:02:12,915 INFO L482 AbstractCegarLoop]: Abstraction has 25265 states and 52596 transitions. [2021-07-09 17:02:12,915 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) [2021-07-09 17:02:12,916 INFO L276 IsEmpty]: Start isEmpty. Operand 25265 states and 52596 transitions. [2021-07-09 17:02:12,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:02:12,920 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:02:12,920 INFO L508 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] [2021-07-09 17:02:12,921 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-07-09 17:02:12,921 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]=== [2021-07-09 17:02:12,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:02:12,921 INFO L82 PathProgramCache]: Analyzing trace with hash -265087197, now seen corresponding path program 14 times [2021-07-09 17:02:12,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:02:12,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998129107] [2021-07-09 17:02:12,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:02:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:02:14,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:02:14,080 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:02:14,080 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998129107] [2021-07-09 17:02:14,080 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998129107] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:02:14,080 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:02:14,081 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 17:02:14,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783730911] [2021-07-09 17:02:14,081 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 17:02:14,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:02:14,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 17:02:14,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 17:02:14,082 INFO L87 Difference]: Start difference. First operand 25265 states and 52596 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) [2021-07-09 17:02:14,727 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:02:14,900 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 17:02:15,096 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 17:02:15,236 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:02:15,393 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 17:02:15,573 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 17:02:15,779 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 17:02:16,023 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 17:02:16,270 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 17:02:16,550 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 17:02:16,848 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 17:02:17,184 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 17:02:17,564 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 17:02:17,970 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:02:18,210 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 17:02:18,454 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 17:02:18,728 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 17:02:19,013 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 17:02:19,248 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 17:02:19,514 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 17:02:19,832 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 17:02:20,243 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 17:02:20,631 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 17:02:20,924 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 17:02:21,272 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 17:02:21,729 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 17:02:22,076 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 17:02:22,573 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 17:02:23,133 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 17:02:23,468 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 17:02:23,934 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 17:02:24,528 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 17:02:25,003 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 156 [2021-07-09 17:02:25,421 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 17:02:25,837 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 17:02:26,262 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-07-09 17:02:26,768 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 154 [2021-07-09 17:02:27,208 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:02:27,707 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 17:02:28,140 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:02:28,665 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-07-09 17:02:29,040 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:02:29,417 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:02:29,799 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:02:30,270 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-07-09 17:02:30,617 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 17:02:31,030 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-07-09 17:02:31,423 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:02:31,859 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 152 [2021-07-09 17:02:32,270 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:02:32,649 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 17:02:33,064 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:02:33,440 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:02:33,971 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:02:34,406 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:02:34,772 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-07-09 17:02:35,165 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:02:35,764 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-09 17:02:36,158 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 17:02:36,646 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 148 [2021-07-09 17:02:38,142 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:02:38,705 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-09 17:02:39,190 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 153 [2021-07-09 17:02:39,572 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 17:02:39,962 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 17:02:40,410 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:02:41,063 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 151 [2021-07-09 17:02:43,971 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:02:44,395 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:02:44,808 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:02:45,167 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 17:02:45,552 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:02:45,928 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:02:46,324 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:02:46,755 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:02:47,286 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-09 17:02:47,701 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:02:48,080 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 17:02:48,447 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 17:02:48,852 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:02:49,324 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 17:02:50,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:02:50,371 INFO L93 Difference]: Finished difference Result 35695 states and 73597 transitions. [2021-07-09 17:02:50,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-07-09 17:02:50,371 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 [2021-07-09 17:02:50,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:02:50,430 INFO L225 Difference]: With dead ends: 35695 [2021-07-09 17:02:50,431 INFO L226 Difference]: Without dead ends: 35695 [2021-07-09 17:02:50,432 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4476 ImplicationChecksByTransitivity, 31155.7ms TimeCoverageRelationStatistics Valid=4049, Invalid=14041, Unknown=0, NotChecked=0, Total=18090 [2021-07-09 17:02:50,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35695 states. [2021-07-09 17:02:50,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35695 to 25259. [2021-07-09 17:02:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25259 states, 25249 states have (on average 2.0826171333518158) internal successors, (52584), 25258 states have internal predecessors, (52584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:02:50,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25259 states to 25259 states and 52584 transitions. [2021-07-09 17:02:50,881 INFO L78 Accepts]: Start accepts. Automaton has 25259 states and 52584 transitions. Word has length 122 [2021-07-09 17:02:50,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:02:50,881 INFO L482 AbstractCegarLoop]: Abstraction has 25259 states and 52584 transitions. [2021-07-09 17:02:50,881 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) [2021-07-09 17:02:50,881 INFO L276 IsEmpty]: Start isEmpty. Operand 25259 states and 52584 transitions. [2021-07-09 17:02:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:02:50,886 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:02:50,886 INFO L508 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] [2021-07-09 17:02:50,886 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-07-09 17:02:50,886 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]=== [2021-07-09 17:02:50,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:02:50,887 INFO L82 PathProgramCache]: Analyzing trace with hash -11439755, now seen corresponding path program 15 times [2021-07-09 17:02:50,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:02:50,887 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14252419] [2021-07-09 17:02:50,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:02:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:02:52,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:02:52,504 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:02:52,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14252419] [2021-07-09 17:02:52,504 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14252419] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:02:52,504 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:02:52,504 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:02:52,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863023578] [2021-07-09 17:02:52,505 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:02:52,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:02:52,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:02:52,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1571, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:02:52,505 INFO L87 Difference]: Start difference. First operand 25259 states and 52584 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) [2021-07-09 17:02:53,290 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2021-07-09 17:02:53,497 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2021-07-09 17:02:53,640 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-07-09 17:02:53,801 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-07-09 17:02:53,990 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2021-07-09 17:02:54,194 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-07-09 17:02:54,412 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2021-07-09 17:02:54,685 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-09 17:02:54,919 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2021-07-09 17:02:55,168 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 108 [2021-07-09 17:02:55,418 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2021-07-09 17:02:55,632 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 100 [2021-07-09 17:02:55,829 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2021-07-09 17:02:56,077 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 107 [2021-07-09 17:02:56,356 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 112 [2021-07-09 17:02:56,649 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 116 [2021-07-09 17:02:56,988 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 120 [2021-07-09 17:02:57,435 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 124 [2021-07-09 17:02:57,863 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 129 [2021-07-09 17:02:58,318 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-09 17:02:58,770 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 137 [2021-07-09 17:02:59,012 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2021-07-09 17:02:59,275 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 112 [2021-07-09 17:02:59,576 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 116 [2021-07-09 17:02:59,808 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 104 [2021-07-09 17:03:00,264 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 143 [2021-07-09 17:03:00,764 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 146 [2021-07-09 17:03:01,025 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 110 [2021-07-09 17:03:01,333 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 114 [2021-07-09 17:03:01,697 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 120 [2021-07-09 17:03:02,256 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 152 [2021-07-09 17:03:02,765 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-07-09 17:03:03,187 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 125 [2021-07-09 17:03:03,518 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 118 [2021-07-09 17:03:04,015 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:03:04,374 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 17:03:04,922 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 152 [2021-07-09 17:03:05,396 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 147 [2021-07-09 17:03:05,780 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-07-09 17:03:06,488 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 149 [2021-07-09 17:03:06,875 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 127 [2021-07-09 17:03:07,434 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 153 [2021-07-09 17:03:08,355 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 17:03:08,958 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 161 [2021-07-09 17:03:09,479 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 17:03:10,054 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 161 [2021-07-09 17:03:10,780 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2021-07-09 17:03:10,986 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-07-09 17:03:11,162 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 83 [2021-07-09 17:03:11,347 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2021-07-09 17:03:12,038 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 150 [2021-07-09 17:03:12,692 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 156 [2021-07-09 17:03:13,743 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 157 [2021-07-09 17:03:14,462 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 164 [2021-07-09 17:03:15,036 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 157 [2021-07-09 17:03:15,637 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 164 [2021-07-09 17:03:18,750 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:03:19,040 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 117 [2021-07-09 17:03:19,369 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 123 [2021-07-09 17:03:19,898 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:03:20,243 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 127 [2021-07-09 17:03:20,766 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 149 [2021-07-09 17:03:21,380 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 145 [2021-07-09 17:03:21,768 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:03:22,401 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 152 [2021-07-09 17:03:22,829 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 136 [2021-07-09 17:03:23,470 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 150 [2021-07-09 17:03:23,990 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 158 [2021-07-09 17:03:24,441 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 140 [2021-07-09 17:03:24,946 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 157 [2021-07-09 17:03:25,523 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 150 [2021-07-09 17:03:26,074 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 157 [2021-07-09 17:03:27,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:03:27,028 INFO L93 Difference]: Finished difference Result 40605 states and 83685 transitions. [2021-07-09 17:03:27,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-09 17:03:27,028 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 [2021-07-09 17:03:27,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:03:27,089 INFO L225 Difference]: With dead ends: 40605 [2021-07-09 17:03:27,089 INFO L226 Difference]: Without dead ends: 40605 [2021-07-09 17:03:27,090 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4284 ImplicationChecksByTransitivity, 29080.3ms TimeCoverageRelationStatistics Valid=3689, Invalid=14133, Unknown=0, NotChecked=0, Total=17822 [2021-07-09 17:03:27,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40605 states. [2021-07-09 17:03:27,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40605 to 25767. [2021-07-09 17:03:27,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25767 states, 25757 states have (on average 2.083084210117638) internal successors, (53654), 25766 states have internal predecessors, (53654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:03:27,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25767 states to 25767 states and 53654 transitions. [2021-07-09 17:03:27,572 INFO L78 Accepts]: Start accepts. Automaton has 25767 states and 53654 transitions. Word has length 122 [2021-07-09 17:03:27,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:03:27,573 INFO L482 AbstractCegarLoop]: Abstraction has 25767 states and 53654 transitions. [2021-07-09 17:03:27,573 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) [2021-07-09 17:03:27,573 INFO L276 IsEmpty]: Start isEmpty. Operand 25767 states and 53654 transitions. [2021-07-09 17:03:27,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:03:27,578 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:03:27,578 INFO L508 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] [2021-07-09 17:03:27,578 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-07-09 17:03:27,579 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]=== [2021-07-09 17:03:27,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:03:27,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1108626475, now seen corresponding path program 16 times [2021-07-09 17:03:27,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:03:27,579 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171054595] [2021-07-09 17:03:27,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:03:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:03:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:03:29,012 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:03:29,012 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171054595] [2021-07-09 17:03:29,012 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171054595] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:03:29,012 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:03:29,012 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:03:29,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381026568] [2021-07-09 17:03:29,012 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:03:29,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:03:29,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:03:29,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:03:29,013 INFO L87 Difference]: Start difference. First operand 25767 states and 53654 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) [2021-07-09 17:03:29,801 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2021-07-09 17:03:30,008 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2021-07-09 17:03:30,152 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-07-09 17:03:30,400 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-07-09 17:03:30,589 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2021-07-09 17:03:30,794 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-07-09 17:03:31,012 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2021-07-09 17:03:31,279 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-09 17:03:31,519 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2021-07-09 17:03:31,768 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 108 [2021-07-09 17:03:32,013 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2021-07-09 17:03:32,222 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 100 [2021-07-09 17:03:32,421 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2021-07-09 17:03:32,666 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 107 [2021-07-09 17:03:32,943 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 112 [2021-07-09 17:03:33,237 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 116 [2021-07-09 17:03:33,576 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 120 [2021-07-09 17:03:33,947 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 124 [2021-07-09 17:03:34,371 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 129 [2021-07-09 17:03:34,822 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-09 17:03:35,274 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 137 [2021-07-09 17:03:35,513 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2021-07-09 17:03:35,777 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 112 [2021-07-09 17:03:36,133 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 116 [2021-07-09 17:03:36,368 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 104 [2021-07-09 17:03:36,839 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 143 [2021-07-09 17:03:37,334 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 146 [2021-07-09 17:03:37,591 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 110 [2021-07-09 17:03:37,893 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 114 [2021-07-09 17:03:38,257 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 120 [2021-07-09 17:03:38,813 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 152 [2021-07-09 17:03:39,319 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-07-09 17:03:39,697 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 125 [2021-07-09 17:03:40,025 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 118 [2021-07-09 17:03:40,512 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:03:40,875 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 17:03:41,482 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 152 [2021-07-09 17:03:41,947 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-07-09 17:03:42,328 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-07-09 17:03:42,998 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 149 [2021-07-09 17:03:43,374 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 127 [2021-07-09 17:03:43,902 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 152 [2021-07-09 17:03:44,605 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 153 [2021-07-09 17:03:45,153 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 150 [2021-07-09 17:03:45,677 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 153 [2021-07-09 17:03:46,170 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 154 [2021-07-09 17:03:46,739 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 161 [2021-07-09 17:03:47,340 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 154 [2021-07-09 17:03:47,894 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 161 [2021-07-09 17:03:48,615 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2021-07-09 17:03:48,815 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-07-09 17:03:48,993 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 83 [2021-07-09 17:03:49,178 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2021-07-09 17:03:49,851 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 149 [2021-07-09 17:03:50,477 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 155 [2021-07-09 17:03:51,434 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 156 [2021-07-09 17:03:51,879 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 157 [2021-07-09 17:03:52,605 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 164 [2021-07-09 17:03:53,056 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 157 [2021-07-09 17:03:53,561 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 164 [2021-07-09 17:03:56,548 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 142 [2021-07-09 17:03:56,835 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 117 [2021-07-09 17:03:57,170 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 123 [2021-07-09 17:03:57,645 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:03:58,045 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 127 [2021-07-09 17:03:58,555 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 148 [2021-07-09 17:03:59,137 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 145 [2021-07-09 17:03:59,534 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:04:00,157 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 152 [2021-07-09 17:04:00,590 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 136 [2021-07-09 17:04:01,237 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 150 [2021-07-09 17:04:01,759 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 158 [2021-07-09 17:04:02,217 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 140 [2021-07-09 17:04:02,730 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 157 [2021-07-09 17:04:03,252 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 150 [2021-07-09 17:04:03,883 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 157 [2021-07-09 17:04:04,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:04:04,755 INFO L93 Difference]: Finished difference Result 40939 states and 84361 transitions. [2021-07-09 17:04:04,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-09 17:04:04,756 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 [2021-07-09 17:04:04,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:04:04,819 INFO L225 Difference]: With dead ends: 40939 [2021-07-09 17:04:04,819 INFO L226 Difference]: Without dead ends: 40939 [2021-07-09 17:04:04,820 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4555 ImplicationChecksByTransitivity, 30662.7ms TimeCoverageRelationStatistics Valid=3913, Invalid=14993, Unknown=0, NotChecked=0, Total=18906 [2021-07-09 17:04:04,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40939 states. [2021-07-09 17:04:05,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40939 to 25770. [2021-07-09 17:04:05,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25770 states, 25760 states have (on average 2.0830745341614905) internal successors, (53660), 25769 states have internal predecessors, (53660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:04:05,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25770 states to 25770 states and 53660 transitions. [2021-07-09 17:04:05,320 INFO L78 Accepts]: Start accepts. Automaton has 25770 states and 53660 transitions. Word has length 122 [2021-07-09 17:04:05,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:04:05,320 INFO L482 AbstractCegarLoop]: Abstraction has 25770 states and 53660 transitions. [2021-07-09 17:04:05,320 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) [2021-07-09 17:04:05,320 INFO L276 IsEmpty]: Start isEmpty. Operand 25770 states and 53660 transitions. [2021-07-09 17:04:05,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:04:05,325 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:05,325 INFO L508 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] [2021-07-09 17:04:05,325 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-07-09 17:04:05,325 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]=== [2021-07-09 17:04:05,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:05,326 INFO L82 PathProgramCache]: Analyzing trace with hash -218776285, now seen corresponding path program 17 times [2021-07-09 17:04:05,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:05,326 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011449139] [2021-07-09 17:04:05,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:04:07,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:04:07,035 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:04:07,035 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011449139] [2021-07-09 17:04:07,035 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011449139] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:04:07,035 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:04:07,035 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:04:07,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298290537] [2021-07-09 17:04:07,035 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:04:07,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:04:07,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:04:07,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1563, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:04:07,036 INFO L87 Difference]: Start difference. First operand 25770 states and 53660 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) [2021-07-09 17:04:07,784 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:04:07,968 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:04:08,221 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:04:08,381 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:04:08,625 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:04:08,829 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-07-09 17:04:09,027 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:04:09,236 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-07-09 17:04:09,471 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-07-09 17:04:09,702 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-07-09 17:04:09,959 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-07-09 17:04:10,215 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 112 [2021-07-09 17:04:10,437 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-07-09 17:04:10,630 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:04:10,869 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-07-09 17:04:11,040 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-07-09 17:04:11,226 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-07-09 17:04:11,436 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:04:11,669 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:04:11,927 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-07-09 17:04:12,237 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-07-09 17:04:12,638 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-07-09 17:04:13,022 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 115 [2021-07-09 17:04:13,221 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-07-09 17:04:13,441 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-07-09 17:04:13,738 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-07-09 17:04:13,917 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:04:14,305 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 116 [2021-07-09 17:04:14,720 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 119 [2021-07-09 17:04:14,935 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:04:15,190 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:04:15,506 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-07-09 17:04:15,992 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 120 [2021-07-09 17:04:16,355 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-07-09 17:04:16,632 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:04:17,074 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 114 [2021-07-09 17:04:17,374 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 17:04:17,918 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 123 [2021-07-09 17:04:18,257 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-07-09 17:04:18,808 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 127 [2021-07-09 17:04:19,333 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 119 [2021-07-09 17:04:19,822 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 131 [2021-07-09 17:04:20,141 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:04:20,671 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 128 [2021-07-09 17:04:21,143 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 127 [2021-07-09 17:04:21,656 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 135 [2021-07-09 17:04:22,197 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 136 [2021-07-09 17:04:22,645 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 131 [2021-07-09 17:04:23,115 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 127 [2021-07-09 17:04:23,599 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 129 [2021-07-09 17:04:24,094 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 135 [2021-07-09 17:04:24,690 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 133 [2021-07-09 17:04:25,231 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 138 [2021-07-09 17:04:25,755 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 139 [2021-07-09 17:04:26,453 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 128 [2021-07-09 17:04:27,233 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 134 [2021-07-09 17:04:27,691 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 123 [2021-07-09 17:04:28,245 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 132 [2021-07-09 17:04:28,696 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 131 [2021-07-09 17:04:29,256 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 136 [2021-07-09 17:04:29,744 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 140 [2021-07-09 17:04:30,234 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 124 [2021-07-09 17:04:30,753 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 129 [2021-07-09 17:04:31,298 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 140 [2021-07-09 17:04:31,826 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 144 [2021-07-09 17:04:32,309 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 133 [2021-07-09 17:04:32,769 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 133 [2021-07-09 17:04:33,358 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 144 [2021-07-09 17:04:33,916 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 148 [2021-07-09 17:04:34,408 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 137 [2021-07-09 17:04:34,926 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 142 [2021-07-09 17:04:35,690 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 136 [2021-07-09 17:04:36,288 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 152 [2021-07-09 17:04:36,808 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 141 [2021-07-09 17:04:37,331 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 146 [2021-07-09 17:04:37,839 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 130 [2021-07-09 17:04:38,293 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 125 [2021-07-09 17:04:38,891 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 144 [2021-07-09 17:04:39,434 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 142 [2021-07-09 17:04:39,980 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 145 [2021-07-09 17:04:40,576 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 150 [2021-07-09 17:04:41,252 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 137 [2021-07-09 17:04:41,824 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 150 [2021-07-09 17:04:42,432 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 154 [2021-07-09 17:04:43,087 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 146 [2021-07-09 17:04:43,631 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 143 [2021-07-09 17:04:44,125 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 126 [2021-07-09 17:04:44,333 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 17:04:45,003 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 152 [2021-07-09 17:04:45,262 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 17:04:45,598 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 17:04:46,282 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 138 [2021-07-09 17:04:46,853 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 146 [2021-07-09 17:04:47,132 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 17:04:47,659 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 139 [2021-07-09 17:04:48,109 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 126 [2021-07-09 17:04:48,727 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 148 [2021-07-09 17:04:49,213 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 134 [2021-07-09 17:04:49,535 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 17:04:50,105 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 142 [2021-07-09 17:04:50,644 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 135 [2021-07-09 17:04:51,110 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 127 [2021-07-09 17:04:51,752 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 144 [2021-07-09 17:04:52,091 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:04:53,206 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 135 [2021-07-09 17:04:53,871 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 143 [2021-07-09 17:04:54,361 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 136 [2021-07-09 17:04:54,898 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 145 [2021-07-09 17:04:57,179 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 115 [2021-07-09 17:04:57,616 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 110 [2021-07-09 17:04:58,048 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 116 [2021-07-09 17:04:58,669 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 115 [2021-07-09 17:04:59,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:04:59,985 INFO L93 Difference]: Finished difference Result 37575 states and 77533 transitions. [2021-07-09 17:04:59,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-07-09 17:04:59,986 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 [2021-07-09 17:04:59,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:05:00,045 INFO L225 Difference]: With dead ends: 37575 [2021-07-09 17:05:00,045 INFO L226 Difference]: Without dead ends: 37575 [2021-07-09 17:05:00,047 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8290 ImplicationChecksByTransitivity, 47112.9ms TimeCoverageRelationStatistics Valid=6316, Invalid=23440, Unknown=0, NotChecked=0, Total=29756 [2021-07-09 17:05:00,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37575 states. [2021-07-09 17:05:00,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37575 to 25927. [2021-07-09 17:05:00,467 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) [2021-07-09 17:05:00,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25927 states to 25927 states and 53974 transitions. [2021-07-09 17:05:00,515 INFO L78 Accepts]: Start accepts. Automaton has 25927 states and 53974 transitions. Word has length 122 [2021-07-09 17:05:00,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:05:00,515 INFO L482 AbstractCegarLoop]: Abstraction has 25927 states and 53974 transitions. [2021-07-09 17:05:00,515 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) [2021-07-09 17:05:00,515 INFO L276 IsEmpty]: Start isEmpty. Operand 25927 states and 53974 transitions. [2021-07-09 17:05:00,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:05:00,520 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:05:00,520 INFO L508 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] [2021-07-09 17:05:00,520 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-07-09 17:05:00,521 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]=== [2021-07-09 17:05:00,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:05:00,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1619667237, now seen corresponding path program 18 times [2021-07-09 17:05:00,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:05:00,521 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874768880] [2021-07-09 17:05:00,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:05:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:05:02,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:05:02,264 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:05:02,264 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874768880] [2021-07-09 17:05:02,264 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874768880] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:05:02,264 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:05:02,265 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:05:02,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854362571] [2021-07-09 17:05:02,265 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:05:02,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:05:02,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:05:02,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:05:02,266 INFO L87 Difference]: Start difference. First operand 25927 states and 53974 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) [2021-07-09 17:05:02,949 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:05:03,129 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:05:03,376 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:05:03,537 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:05:03,719 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:05:03,929 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-07-09 17:05:04,150 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:05:04,392 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-07-09 17:05:04,656 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-07-09 17:05:04,918 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-07-09 17:05:05,213 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-07-09 17:05:05,496 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 112 [2021-07-09 17:05:05,742 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-07-09 17:05:05,966 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:05:06,240 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-07-09 17:05:06,435 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-07-09 17:05:06,645 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-07-09 17:05:06,896 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:05:07,181 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:05:07,579 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-07-09 17:05:07,942 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-07-09 17:05:08,323 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-07-09 17:05:08,715 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 115 [2021-07-09 17:05:08,914 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-07-09 17:05:09,134 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-07-09 17:05:09,383 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-07-09 17:05:09,566 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:05:09,945 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 116 [2021-07-09 17:05:10,346 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 122 [2021-07-09 17:05:10,559 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:05:10,812 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:05:11,119 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-07-09 17:05:11,589 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 123 [2021-07-09 17:05:11,995 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 118 [2021-07-09 17:05:12,307 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-07-09 17:05:12,573 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:05:13,063 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-07-09 17:05:13,365 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 17:05:13,828 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 124 [2021-07-09 17:05:14,192 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 119 [2021-07-09 17:05:14,520 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-07-09 17:05:14,959 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-07-09 17:05:15,230 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:05:15,694 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 131 [2021-07-09 17:05:16,087 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 128 [2021-07-09 17:05:16,650 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 136 [2021-07-09 17:05:17,022 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 127 [2021-07-09 17:05:17,368 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 134 [2021-07-09 17:05:17,665 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 127 [2021-07-09 17:05:18,287 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 126 [2021-07-09 17:05:18,647 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 123 [2021-07-09 17:05:19,149 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 132 [2021-07-09 17:05:19,716 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 136 [2021-07-09 17:05:20,211 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 140 [2021-07-09 17:05:20,562 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 121 [2021-07-09 17:05:21,148 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 140 [2021-07-09 17:05:21,674 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 144 [2021-07-09 17:05:22,098 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 131 [2021-07-09 17:05:22,512 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 130 [2021-07-09 17:05:22,954 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 126 [2021-07-09 17:05:23,523 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 144 [2021-07-09 17:05:24,073 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 148 [2021-07-09 17:05:24,527 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 135 [2021-07-09 17:05:24,999 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 138 [2021-07-09 17:05:25,430 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 134 [2021-07-09 17:05:25,855 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 130 [2021-07-09 17:05:26,478 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 136 [2021-07-09 17:05:27,067 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 152 [2021-07-09 17:05:27,544 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 139 [2021-07-09 17:05:28,054 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 142 [2021-07-09 17:05:28,499 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 138 [2021-07-09 17:05:28,944 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 134 [2021-07-09 17:05:29,557 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 144 [2021-07-09 17:05:30,155 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 142 [2021-07-09 17:05:30,696 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 143 [2021-07-09 17:05:31,265 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 146 [2021-07-09 17:05:31,804 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 142 [2021-07-09 17:05:32,293 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 138 [2021-07-09 17:05:32,718 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 135 [2021-07-09 17:05:33,229 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 150 [2021-07-09 17:05:33,748 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 150 [2021-07-09 17:05:34,145 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 134 [2021-07-09 17:05:34,516 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 130 [2021-07-09 17:05:35,053 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 142 [2021-07-09 17:05:35,548 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 141 [2021-07-09 17:05:36,060 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 140 [2021-07-09 17:05:36,537 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 136 [2021-07-09 17:05:36,750 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 17:05:37,329 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 148 [2021-07-09 17:05:37,591 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 17:05:37,894 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 17:05:38,475 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 138 [2021-07-09 17:05:39,099 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 146 [2021-07-09 17:05:39,376 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 17:05:39,863 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 137 [2021-07-09 17:05:40,320 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 136 [2021-07-09 17:05:40,763 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 132 [2021-07-09 17:05:41,120 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-07-09 17:05:41,673 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 144 [2021-07-09 17:05:42,177 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 134 [2021-07-09 17:05:42,504 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 17:05:43,080 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 142 [2021-07-09 17:05:43,596 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 133 [2021-07-09 17:05:44,139 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 132 [2021-07-09 17:05:44,575 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 128 [2021-07-09 17:05:44,952 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-07-09 17:05:45,501 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 140 [2021-07-09 17:05:45,902 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 126 [2021-07-09 17:05:46,243 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:05:46,642 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-09 17:05:47,285 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 133 [2021-07-09 17:05:47,795 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 135 [2021-07-09 17:05:48,535 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 143 [2021-07-09 17:05:49,092 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 134 [2021-07-09 17:05:49,617 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 133 [2021-07-09 17:05:50,028 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 129 [2021-07-09 17:05:50,583 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 141 [2021-07-09 17:05:51,057 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 122 [2021-07-09 17:05:53,992 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 124 [2021-07-09 17:05:54,429 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 132 [2021-07-09 17:05:54,856 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-07-09 17:05:55,373 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 125 [2021-07-09 17:05:55,832 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 130 [2021-07-09 17:05:56,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:05:56,873 INFO L93 Difference]: Finished difference Result 38558 states and 79523 transitions. [2021-07-09 17:05:56,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-07-09 17:05:56,873 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 [2021-07-09 17:05:56,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:05:56,933 INFO L225 Difference]: With dead ends: 38558 [2021-07-09 17:05:56,933 INFO L226 Difference]: Without dead ends: 38558 [2021-07-09 17:05:56,934 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9309 ImplicationChecksByTransitivity, 49109.3ms TimeCoverageRelationStatistics Valid=6678, Invalid=25542, Unknown=0, NotChecked=0, Total=32220 [2021-07-09 17:05:57,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38558 states. [2021-07-09 17:05:57,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38558 to 26043. [2021-07-09 17:05:57,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26043 states, 26033 states have (on average 2.0823570084123997) internal successors, (54210), 26042 states have internal predecessors, (54210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:05:57,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26043 states to 26043 states and 54210 transitions. [2021-07-09 17:05:57,422 INFO L78 Accepts]: Start accepts. Automaton has 26043 states and 54210 transitions. Word has length 122 [2021-07-09 17:05:57,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:05:57,422 INFO L482 AbstractCegarLoop]: Abstraction has 26043 states and 54210 transitions. [2021-07-09 17:05:57,422 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:05:57,422 INFO L276 IsEmpty]: Start isEmpty. Operand 26043 states and 54210 transitions. [2021-07-09 17:05:57,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:05:57,427 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:05:57,428 INFO L508 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] [2021-07-09 17:05:57,428 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-07-09 17:05:57,428 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]=== [2021-07-09 17:05:57,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:05:57,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1347897299, now seen corresponding path program 19 times [2021-07-09 17:05:57,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:05:57,428 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203500437] [2021-07-09 17:05:57,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:05:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:05:58,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:05:58,926 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:05:58,927 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203500437] [2021-07-09 17:05:58,927 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203500437] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:05:58,927 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:05:58,927 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:05:58,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741078715] [2021-07-09 17:05:58,927 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:05:58,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:05:58,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:05:58,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:05:58,928 INFO L87 Difference]: Start difference. First operand 26043 states and 54210 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) [2021-07-09 17:05:59,933 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2021-07-09 17:06:00,306 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2021-07-09 17:06:00,468 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2021-07-09 17:06:00,651 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2021-07-09 17:06:00,868 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2021-07-09 17:06:01,099 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-07-09 17:06:01,346 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2021-07-09 17:06:01,639 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 116 [2021-07-09 17:06:01,899 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 112 [2021-07-09 17:06:02,188 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 116 [2021-07-09 17:06:02,478 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 112 [2021-07-09 17:06:02,730 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2021-07-09 17:06:02,963 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-07-09 17:06:03,251 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 111 [2021-07-09 17:06:03,467 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 98 [2021-07-09 17:06:03,700 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2021-07-09 17:06:03,964 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 106 [2021-07-09 17:06:04,270 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 110 [2021-07-09 17:06:04,611 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:06:05,041 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-07-09 17:06:05,470 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 129 [2021-07-09 17:06:05,908 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 135 [2021-07-09 17:06:06,199 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 17:06:06,434 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 17:06:06,700 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 17:06:06,865 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 93 [2021-07-09 17:06:07,152 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 139 [2021-07-09 17:06:07,447 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 142 [2021-07-09 17:06:07,603 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 97 [2021-07-09 17:06:07,820 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 103 [2021-07-09 17:06:08,086 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 17:06:08,493 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-07-09 17:06:08,854 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 140 [2021-07-09 17:06:09,127 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 123 [2021-07-09 17:06:09,365 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 107 [2021-07-09 17:06:09,718 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 136 [2021-07-09 17:06:10,057 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 120 [2021-07-09 17:06:10,561 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-07-09 17:06:11,052 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 144 [2021-07-09 17:06:11,436 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 138 [2021-07-09 17:06:11,782 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 125 [2021-07-09 17:06:12,312 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 140 [2021-07-09 17:06:12,667 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 122 [2021-07-09 17:06:13,179 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 149 [2021-07-09 17:06:13,647 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 151 [2021-07-09 17:06:14,049 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 142 [2021-07-09 17:06:14,714 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 147 [2021-07-09 17:06:15,186 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 151 [2021-07-09 17:06:15,703 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 158 [2021-07-09 17:06:16,138 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 143 [2021-07-09 17:06:16,654 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 147 [2021-07-09 17:06:17,084 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 149 [2021-07-09 17:06:17,534 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 145 [2021-07-09 17:06:17,987 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 149 [2021-07-09 17:06:18,416 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 154 [2021-07-09 17:06:18,891 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 158 [2021-07-09 17:06:19,399 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 156 [2021-07-09 17:06:19,791 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 145 [2021-07-09 17:06:20,395 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 147 [2021-07-09 17:06:20,863 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 158 [2021-07-09 17:06:21,506 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 156 [2021-07-09 17:06:22,650 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 141 [2021-07-09 17:06:23,203 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 145 [2021-07-09 17:06:24,136 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 148 [2021-07-09 17:06:24,601 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 152 [2021-07-09 17:06:25,254 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 159 [2021-07-09 17:06:25,783 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 150 [2021-07-09 17:06:26,349 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 159 [2021-07-09 17:06:29,083 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 136 [2021-07-09 17:06:29,547 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 134 [2021-07-09 17:06:30,008 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 140 [2021-07-09 17:06:30,682 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 138 [2021-07-09 17:06:31,487 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 143 [2021-07-09 17:06:31,920 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 145 [2021-07-09 17:06:32,393 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 141 [2021-07-09 17:06:32,817 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 143 [2021-07-09 17:06:34,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:06:34,129 INFO L93 Difference]: Finished difference Result 38019 states and 78427 transitions. [2021-07-09 17:06:34,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-09 17:06:34,130 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 [2021-07-09 17:06:34,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:06:34,199 INFO L225 Difference]: With dead ends: 38019 [2021-07-09 17:06:34,199 INFO L226 Difference]: Without dead ends: 38019 [2021-07-09 17:06:34,200 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4535 ImplicationChecksByTransitivity, 29186.4ms TimeCoverageRelationStatistics Valid=3771, Invalid=14861, Unknown=0, NotChecked=0, Total=18632 [2021-07-09 17:06:34,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38019 states. [2021-07-09 17:06:34,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38019 to 25952. [2021-07-09 17:06:34,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25952 states, 25942 states have (on average 2.082491712281243) internal successors, (54024), 25951 states have internal predecessors, (54024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:06:34,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25952 states to 25952 states and 54024 transitions. [2021-07-09 17:06:34,712 INFO L78 Accepts]: Start accepts. Automaton has 25952 states and 54024 transitions. Word has length 122 [2021-07-09 17:06:34,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:06:34,712 INFO L482 AbstractCegarLoop]: Abstraction has 25952 states and 54024 transitions. [2021-07-09 17:06:34,712 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) [2021-07-09 17:06:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 25952 states and 54024 transitions. [2021-07-09 17:06:34,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:06:34,717 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:06:34,717 INFO L508 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] [2021-07-09 17:06:34,718 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-07-09 17:06:34,718 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]=== [2021-07-09 17:06:34,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:06:34,718 INFO L82 PathProgramCache]: Analyzing trace with hash -325185307, now seen corresponding path program 20 times [2021-07-09 17:06:34,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:06:34,718 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956141163] [2021-07-09 17:06:34,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:06:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:06:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:06:36,214 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:06:36,214 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956141163] [2021-07-09 17:06:36,214 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956141163] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:06:36,214 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:06:36,214 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:06:36,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610422120] [2021-07-09 17:06:36,215 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:06:36,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:06:36,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:06:36,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:06:36,216 INFO L87 Difference]: Start difference. First operand 25952 states and 54024 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) [2021-07-09 17:06:37,001 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2021-07-09 17:06:37,188 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2021-07-09 17:06:37,443 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2021-07-09 17:06:37,607 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2021-07-09 17:06:37,790 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2021-07-09 17:06:38,013 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2021-07-09 17:06:38,254 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-07-09 17:06:38,510 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2021-07-09 17:06:38,812 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 116 [2021-07-09 17:06:39,157 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 112 [2021-07-09 17:06:39,446 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 116 [2021-07-09 17:06:39,740 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 112 [2021-07-09 17:06:39,989 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2021-07-09 17:06:40,213 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 104 [2021-07-09 17:06:40,493 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 111 [2021-07-09 17:06:40,709 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 98 [2021-07-09 17:06:40,947 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2021-07-09 17:06:41,216 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 106 [2021-07-09 17:06:41,526 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 110 [2021-07-09 17:06:41,863 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:06:42,264 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-07-09 17:06:42,696 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 129 [2021-07-09 17:06:43,128 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 135 [2021-07-09 17:06:43,351 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 17:06:43,594 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 17:06:43,867 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 17:06:44,070 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 93 [2021-07-09 17:06:44,524 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 139 [2021-07-09 17:06:45,045 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 142 [2021-07-09 17:06:45,274 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 97 [2021-07-09 17:06:45,546 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 103 [2021-07-09 17:06:45,871 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 17:06:46,396 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-07-09 17:06:46,864 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 140 [2021-07-09 17:06:47,202 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 123 [2021-07-09 17:06:47,495 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 107 [2021-07-09 17:06:47,951 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 136 [2021-07-09 17:06:48,285 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 120 [2021-07-09 17:06:48,804 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-07-09 17:06:49,238 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 144 [2021-07-09 17:06:49,645 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 138 [2021-07-09 17:06:49,994 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 125 [2021-07-09 17:06:50,633 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 140 [2021-07-09 17:06:50,985 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 122 [2021-07-09 17:06:51,527 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 149 [2021-07-09 17:06:52,021 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 151 [2021-07-09 17:06:52,439 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 142 [2021-07-09 17:06:53,036 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-07-09 17:06:53,565 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 149 [2021-07-09 17:06:54,124 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 156 [2021-07-09 17:06:54,631 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 147 [2021-07-09 17:06:55,102 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 149 [2021-07-09 17:06:55,752 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 156 [2021-07-09 17:06:56,419 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 143 [2021-07-09 17:06:56,845 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 145 [2021-07-09 17:06:57,254 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 147 [2021-07-09 17:06:57,745 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 145 [2021-07-09 17:06:58,204 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 147 [2021-07-09 17:06:58,643 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 152 [2021-07-09 17:06:59,091 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 154 [2021-07-09 17:06:59,541 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 158 [2021-07-09 17:07:00,047 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 154 [2021-07-09 17:07:00,444 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 143 [2021-07-09 17:07:01,079 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 145 [2021-07-09 17:07:01,523 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 150 [2021-07-09 17:07:01,959 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 154 [2021-07-09 17:07:02,521 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 152 [2021-07-09 17:07:03,217 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 156 [2021-07-09 17:07:04,249 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 141 [2021-07-09 17:07:04,812 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 145 [2021-07-09 17:07:05,941 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 148 [2021-07-09 17:07:06,400 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 150 [2021-07-09 17:07:07,064 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 157 [2021-07-09 17:07:07,574 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 148 [2021-07-09 17:07:08,186 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 155 [2021-07-09 17:07:08,773 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 159 [2021-07-09 17:07:11,555 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 136 [2021-07-09 17:07:12,040 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 134 [2021-07-09 17:07:12,510 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 140 [2021-07-09 17:07:13,295 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 138 [2021-07-09 17:07:14,359 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 143 [2021-07-09 17:07:14,795 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 145 [2021-07-09 17:07:15,260 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 152 [2021-07-09 17:07:15,705 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 141 [2021-07-09 17:07:16,110 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 143 [2021-07-09 17:07:16,530 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 143 [2021-07-09 17:07:17,017 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 150 [2021-07-09 17:07:17,457 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 150 [2021-07-09 17:07:17,937 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 141 [2021-07-09 17:07:18,450 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 148 [2021-07-09 17:07:19,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:07:19,832 INFO L93 Difference]: Finished difference Result 38381 states and 79164 transitions. [2021-07-09 17:07:19,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-07-09 17:07:19,833 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 [2021-07-09 17:07:19,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:07:19,904 INFO L225 Difference]: With dead ends: 38381 [2021-07-09 17:07:19,904 INFO L226 Difference]: Without dead ends: 38381 [2021-07-09 17:07:19,905 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 153 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6330 ImplicationChecksByTransitivity, 36414.6ms TimeCoverageRelationStatistics Valid=4688, Invalid=19182, Unknown=0, NotChecked=0, Total=23870 [2021-07-09 17:07:19,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38381 states. [2021-07-09 17:07:20,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38381 to 25930. [2021-07-09 17:07:20,399 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) [2021-07-09 17:07:20,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25930 states to 25930 states and 53980 transitions. [2021-07-09 17:07:20,453 INFO L78 Accepts]: Start accepts. Automaton has 25930 states and 53980 transitions. Word has length 122 [2021-07-09 17:07:20,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:07:20,453 INFO L482 AbstractCegarLoop]: Abstraction has 25930 states and 53980 transitions. [2021-07-09 17:07:20,454 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) [2021-07-09 17:07:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 25930 states and 53980 transitions. [2021-07-09 17:07:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:07:20,459 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:07:20,459 INFO L508 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] [2021-07-09 17:07:20,459 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-07-09 17:07:20,461 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]=== [2021-07-09 17:07:20,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:07:20,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1543308197, now seen corresponding path program 21 times [2021-07-09 17:07:20,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:07:20,461 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963486227] [2021-07-09 17:07:20,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:07:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:07:21,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:07:21,522 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:07:21,522 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963486227] [2021-07-09 17:07:21,522 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963486227] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:07:21,522 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:07:21,522 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 17:07:21,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345857762] [2021-07-09 17:07:21,523 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 17:07:21,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:07:21,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 17:07:21,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1131, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 17:07:21,523 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) [2021-07-09 17:07:22,498 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:07:22,886 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 17:07:23,054 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 17:07:23,231 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 17:07:23,411 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 17:07:23,608 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 17:07:23,952 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 17:07:24,131 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-09 17:07:24,322 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-09 17:07:24,570 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 17:07:24,832 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-09 17:07:25,058 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-09 17:07:25,311 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-09 17:07:25,610 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-09 17:07:25,929 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:07:26,202 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-09 17:07:26,554 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 17:07:26,897 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 17:07:27,158 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-09 17:07:27,546 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-09 17:07:27,842 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-09 17:07:28,169 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-09 17:07:28,408 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 17:07:28,891 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-07-09 17:07:29,343 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 140 [2021-07-09 17:07:29,769 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 17:07:30,186 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 17:07:30,449 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 17:07:30,694 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-09 17:07:30,999 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 17:07:31,275 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-09 17:07:31,636 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-09 17:07:31,966 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-09 17:07:32,472 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-09 17:07:32,921 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-09 17:07:33,372 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:07:33,762 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 17:07:34,094 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 17:07:34,541 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-09 17:07:34,956 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:07:35,321 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:07:35,825 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 140 [2021-07-09 17:07:36,260 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 144 [2021-07-09 17:07:36,659 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 133 [2021-07-09 17:07:37,028 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:07:37,421 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 17:07:37,936 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-07-09 17:07:38,558 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-07-09 17:07:38,953 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 137 [2021-07-09 17:07:39,327 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 17:07:39,860 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 147 [2021-07-09 17:07:40,431 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 155 [2021-07-09 17:07:40,839 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 17:07:41,225 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 17:07:41,794 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 155 [2021-07-09 17:07:42,437 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 148 [2021-07-09 17:07:43,113 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 162 [2021-07-09 17:07:43,613 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 145 [2021-07-09 17:07:44,236 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-07-09 17:07:44,777 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 138 [2021-07-09 17:07:45,208 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:07:45,717 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 140 [2021-07-09 17:07:46,144 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:07:46,607 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 160 [2021-07-09 17:07:47,089 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-07-09 17:07:47,495 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-07-09 17:07:48,072 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-07-09 17:07:48,515 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 153 [2021-07-09 17:07:49,096 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 155 [2021-07-09 17:07:49,699 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-09 17:07:49,996 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-09 17:07:50,359 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-09 17:07:50,869 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-09 17:07:51,400 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:07:51,775 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 17:07:52,260 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 142 [2021-07-09 17:07:52,646 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-09 17:07:53,461 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 143 [2021-07-09 17:07:54,072 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-07-09 17:07:54,566 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-07-09 17:07:55,098 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 158 [2021-07-09 17:07:57,163 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 17:07:57,463 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 17:07:57,799 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 17:07:58,016 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-09 17:07:58,275 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-09 17:07:58,610 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-09 17:07:58,998 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 17:07:59,338 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:07:59,588 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:07:59,794 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-09 17:08:00,220 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:08:00,569 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-09 17:08:00,993 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 137 [2021-07-09 17:08:01,370 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 17:08:02,076 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 17:08:02,502 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-09 17:08:03,136 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 138 [2021-07-09 17:08:03,589 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:08:04,029 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-07-09 17:08:04,416 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 136 [2021-07-09 17:08:04,908 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 153 [2021-07-09 17:08:05,338 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-07-09 17:08:05,795 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 137 [2021-07-09 17:08:06,290 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 151 [2021-07-09 17:08:07,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:08:07,227 INFO L93 Difference]: Finished difference Result 38399 states and 79204 transitions. [2021-07-09 17:08:07,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2021-07-09 17:08:07,228 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 [2021-07-09 17:08:07,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:08:07,308 INFO L225 Difference]: With dead ends: 38399 [2021-07-09 17:08:07,308 INFO L226 Difference]: Without dead ends: 38399 [2021-07-09 17:08:07,309 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 168 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8492 ImplicationChecksByTransitivity, 40741.3ms TimeCoverageRelationStatistics Valid=6181, Invalid=22549, Unknown=0, NotChecked=0, Total=28730 [2021-07-09 17:08:07,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38399 states. [2021-07-09 17:08:07,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38399 to 25939. [2021-07-09 17:08:07,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25939 states, 25929 states have (on average 2.082533071078715) internal successors, (53998), 25938 states have internal predecessors, (53998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:08:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25939 states to 25939 states and 53998 transitions. [2021-07-09 17:08:07,940 INFO L78 Accepts]: Start accepts. Automaton has 25939 states and 53998 transitions. Word has length 122 [2021-07-09 17:08:07,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:08:07,940 INFO L482 AbstractCegarLoop]: Abstraction has 25939 states and 53998 transitions. [2021-07-09 17:08:07,940 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) [2021-07-09 17:08:07,940 INFO L276 IsEmpty]: Start isEmpty. Operand 25939 states and 53998 transitions. [2021-07-09 17:08:07,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:08:07,945 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:08:07,945 INFO L508 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] [2021-07-09 17:08:07,945 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-07-09 17:08:07,946 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]=== [2021-07-09 17:08:07,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:08:07,947 INFO L82 PathProgramCache]: Analyzing trace with hash -611765263, now seen corresponding path program 22 times [2021-07-09 17:08:07,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:08:07,947 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206182053] [2021-07-09 17:08:07,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:08:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:08:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:08:09,082 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:08:09,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206182053] [2021-07-09 17:08:09,082 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206182053] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:08:09,082 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:08:09,082 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 17:08:09,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633943566] [2021-07-09 17:08:09,083 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 17:08:09,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:08:09,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 17:08:09,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 17:08:09,084 INFO L87 Difference]: Start difference. First operand 25939 states and 53998 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) [2021-07-09 17:08:09,759 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:08:09,934 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 17:08:10,134 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 17:08:10,277 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:08:10,437 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 17:08:10,617 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 17:08:10,832 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 17:08:11,086 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 17:08:11,335 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 17:08:11,612 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 17:08:11,921 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 17:08:12,257 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 17:08:12,658 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 17:08:13,147 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:08:13,571 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 17:08:13,792 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 17:08:14,036 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 17:08:14,315 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 17:08:14,518 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 17:08:14,931 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-07-09 17:08:15,310 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 140 [2021-07-09 17:08:15,509 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 17:08:15,727 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 17:08:15,936 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 17:08:16,264 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-09 17:08:16,556 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:08:16,776 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 17:08:16,967 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 17:08:17,248 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:08:17,544 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 17:08:17,866 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 140 [2021-07-09 17:08:18,151 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 144 [2021-07-09 17:08:18,445 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 133 [2021-07-09 17:08:18,691 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 17:08:19,021 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-07-09 17:08:19,414 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-07-09 17:08:19,674 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 137 [2021-07-09 17:08:19,896 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 17:08:20,224 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 147 [2021-07-09 17:08:20,526 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 155 [2021-07-09 17:08:20,792 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 17:08:21,203 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 155 [2021-07-09 17:08:21,634 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 148 [2021-07-09 17:08:21,988 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 162 [2021-07-09 17:08:22,384 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 167 [2021-07-09 17:08:22,718 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 145 [2021-07-09 17:08:23,346 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-07-09 17:08:23,849 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 138 [2021-07-09 17:08:24,127 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:08:24,447 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 140 [2021-07-09 17:08:24,718 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:08:25,018 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 160 [2021-07-09 17:08:25,387 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 165 [2021-07-09 17:08:25,686 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-07-09 17:08:25,946 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-07-09 17:08:26,359 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-07-09 17:08:26,646 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 153 [2021-07-09 17:08:27,021 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 158 [2021-07-09 17:08:27,402 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 155 [2021-07-09 17:08:27,804 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 160 [2021-07-09 17:08:28,495 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:08:28,984 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 142 [2021-07-09 17:08:29,387 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-07-09 17:08:29,897 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 143 [2021-07-09 17:08:30,490 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-07-09 17:08:30,957 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-07-09 17:08:31,469 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 158 [2021-07-09 17:08:32,069 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 163 [2021-07-09 17:08:34,663 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:08:35,123 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:08:35,605 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 137 [2021-07-09 17:08:36,339 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 17:08:37,038 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 138 [2021-07-09 17:08:37,487 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:08:37,918 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-07-09 17:08:38,323 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 136 [2021-07-09 17:08:38,828 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 153 [2021-07-09 17:08:39,242 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-07-09 17:08:39,734 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 158 [2021-07-09 17:08:40,178 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 137 [2021-07-09 17:08:40,677 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 151 [2021-07-09 17:08:41,304 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 161 [2021-07-09 17:08:42,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:08:42,460 INFO L93 Difference]: Finished difference Result 38143 states and 78683 transitions. [2021-07-09 17:08:42,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-07-09 17:08:42,460 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 [2021-07-09 17:08:42,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:08:42,526 INFO L225 Difference]: With dead ends: 38143 [2021-07-09 17:08:42,526 INFO L226 Difference]: Without dead ends: 38143 [2021-07-09 17:08:42,527 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4952 ImplicationChecksByTransitivity, 28152.6ms TimeCoverageRelationStatistics Valid=4278, Invalid=14904, Unknown=0, NotChecked=0, Total=19182 [2021-07-09 17:08:42,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38143 states. [2021-07-09 17:08:42,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38143 to 25936. [2021-07-09 17:08:43,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25936 states, 25926 states have (on average 2.0825426213067963) internal successors, (53992), 25935 states have internal predecessors, (53992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:08:43,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25936 states to 25936 states and 53992 transitions. [2021-07-09 17:08:43,069 INFO L78 Accepts]: Start accepts. Automaton has 25936 states and 53992 transitions. Word has length 122 [2021-07-09 17:08:43,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:08:43,069 INFO L482 AbstractCegarLoop]: Abstraction has 25936 states and 53992 transitions. [2021-07-09 17:08:43,070 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) [2021-07-09 17:08:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 25936 states and 53992 transitions. [2021-07-09 17:08:43,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:08:43,075 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:08:43,075 INFO L508 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] [2021-07-09 17:08:43,075 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-07-09 17:08:43,075 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:08:43,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:08:43,077 INFO L82 PathProgramCache]: Analyzing trace with hash -1266600037, now seen corresponding path program 23 times [2021-07-09 17:08:43,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:08:43,077 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680301102] [2021-07-09 17:08:43,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:08:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:08:44,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:08:44,117 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:08:44,117 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680301102] [2021-07-09 17:08:44,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680301102] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:08:44,117 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:08:44,117 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 17:08:44,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132524021] [2021-07-09 17:08:44,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 17:08:44,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:08:44,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 17:08:44,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 17:08:44,118 INFO L87 Difference]: Start difference. First operand 25936 states and 53992 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) [2021-07-09 17:08:44,775 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:08:44,950 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 17:08:45,149 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 17:08:45,293 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:08:45,452 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 17:08:45,633 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 17:08:45,841 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 17:08:46,226 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 17:08:46,484 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 17:08:46,766 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 17:08:47,064 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 17:08:47,393 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 17:08:47,774 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 17:08:48,172 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:08:48,566 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 17:08:48,785 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 17:08:49,026 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 17:08:49,301 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 17:08:49,503 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 17:08:49,901 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-07-09 17:08:50,339 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 140 [2021-07-09 17:08:50,573 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 17:08:50,858 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 17:08:51,191 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 17:08:51,765 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-09 17:08:52,195 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:08:52,524 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 17:08:52,802 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 17:08:53,225 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:08:53,557 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 17:08:54,047 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 140 [2021-07-09 17:08:54,450 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 144 [2021-07-09 17:08:54,829 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 133 [2021-07-09 17:08:55,174 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 17:08:55,684 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-07-09 17:08:56,279 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-07-09 17:08:56,671 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 137 [2021-07-09 17:08:57,017 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 17:08:57,609 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 147 [2021-07-09 17:08:58,017 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 17:08:58,552 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 155 [2021-07-09 17:08:59,050 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-07-09 17:08:59,562 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 148 [2021-07-09 17:09:00,039 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-07-09 17:09:00,606 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 157 [2021-07-09 17:09:01,083 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 145 [2021-07-09 17:09:01,721 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-07-09 17:09:02,296 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 155 [2021-07-09 17:09:02,782 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 138 [2021-07-09 17:09:03,201 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:09:03,627 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-07-09 17:09:04,072 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 140 [2021-07-09 17:09:04,503 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:09:04,982 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 155 [2021-07-09 17:09:05,424 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-07-09 17:09:05,893 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-07-09 17:09:06,296 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-07-09 17:09:06,732 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-07-09 17:09:07,219 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 150 [2021-07-09 17:09:07,659 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-07-09 17:09:08,116 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 148 [2021-07-09 17:09:08,585 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 143 [2021-07-09 17:09:09,194 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 150 [2021-07-09 17:09:10,042 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:09:10,562 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 142 [2021-07-09 17:09:11,408 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 143 [2021-07-09 17:09:12,002 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 151 [2021-07-09 17:09:12,489 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 153 [2021-07-09 17:09:12,935 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-07-09 17:09:13,383 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:09:14,053 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 153 [2021-07-09 17:09:16,464 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:09:16,913 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:09:17,364 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 137 [2021-07-09 17:09:18,086 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 17:09:18,935 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 138 [2021-07-09 17:09:19,383 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:09:19,885 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-07-09 17:09:20,321 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-07-09 17:09:20,718 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 136 [2021-07-09 17:09:21,140 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-07-09 17:09:21,577 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 144 [2021-07-09 17:09:22,033 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 148 [2021-07-09 17:09:22,475 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-07-09 17:09:22,920 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 137 [2021-07-09 17:09:23,361 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 139 [2021-07-09 17:09:23,875 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 146 Received shutdown request... [2021-07-09 17:09:24,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-07-09 17:09:24,331 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-07-09 17:09:24,332 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-09 17:09:24,334 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-09 17:09:24,336 WARN L196 ceAbstractionStarter]: Timeout [2021-07-09 17:09:24,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.07 05:09:24 BasicIcfg [2021-07-09 17:09:24,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-09 17:09:24,337 INFO L168 Benchmark]: Toolchain (without parser) took 860568.84 ms. Allocated memory was 220.2 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 182.2 MB in the beginning and 1.1 GB in the end (delta: -883.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 8.0 GB. [2021-07-09 17:09:24,337 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 220.2 MB. Free memory is still 201.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-09 17:09:24,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.98 ms. Allocated memory is still 220.2 MB. Free memory was 181.9 MB in the beginning and 181.4 MB in the end (delta: 517.8 kB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-09 17:09:24,337 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.66 ms. Allocated memory is still 220.2 MB. Free memory was 181.4 MB in the beginning and 177.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-07-09 17:09:24,337 INFO L168 Benchmark]: Boogie Preprocessor took 35.88 ms. Allocated memory is still 220.2 MB. Free memory was 177.2 MB in the beginning and 174.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-09 17:09:24,337 INFO L168 Benchmark]: RCFGBuilder took 600.63 ms. Allocated memory is still 220.2 MB. Free memory was 174.1 MB in the beginning and 89.6 MB in the end (delta: 84.5 MB). Peak memory consumption was 84.9 MB. Max. memory is 8.0 GB. [2021-07-09 17:09:24,337 INFO L168 Benchmark]: TraceAbstraction took 859354.59 ms. Allocated memory was 220.2 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 89.6 MB in the beginning and 1.1 GB in the end (delta: -975.8 MB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2021-07-09 17:09:24,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 220.2 MB. Free memory is still 201.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 528.98 ms. Allocated memory is still 220.2 MB. Free memory was 181.9 MB in the beginning and 181.4 MB in the end (delta: 517.8 kB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 42.66 ms. Allocated memory is still 220.2 MB. Free memory was 181.4 MB in the beginning and 177.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 35.88 ms. Allocated memory is still 220.2 MB. Free memory was 177.2 MB in the beginning and 174.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 600.63 ms. Allocated memory is still 220.2 MB. Free memory was 174.1 MB in the beginning and 89.6 MB in the end (delta: 84.5 MB). Peak memory consumption was 84.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 859354.59 ms. Allocated memory was 220.2 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 89.6 MB in the beginning and 1.1 GB in the end (delta: -975.8 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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 (25936states) and FLOYD_HOARE automaton (currently 111 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (17875 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: 859201.9ms, OverallIterations: 29, TraceHistogramMax: 1, EmptinessCheckTime: 212.7ms, AutomataDifference: 813965.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 259.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 32088 SDtfs, 213624 SDslu, 500517 SDs, 0 SdLazy, 224904 SolverSat, 5845 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 107410.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3476 GetRequests, 86 SyntacticMatches, 51 SemanticMatches, 3339 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125768 ImplicationChecksByTransitivity, 696670.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=26043occurred in iteration=24, InterpolantAutomatonStates: 2440, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 12829.6ms AutomataMinimizationTime, 28 MinimizatonAttempts, 356031 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 80.0ms SsaConstructionTime, 528.7ms SatisfiabilityAnalysisTime, 31018.7ms InterpolantComputationTime, 3310 NumberOfCodeBlocks, 3310 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 3281 ConstructedInterpolants, 0 QuantifiedInterpolants, 88047 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 29 InterpolantComputations, 29 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