/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-05 20:14:49,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 20:14:49,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 20:14:49,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-05 20:14:49,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-05 20:14:49,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-05 20:14:49,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-05 20:14:49,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-05 20:14:49,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-05 20:14:49,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-05 20:14:49,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-05 20:14:49,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-05 20:14:49,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 20:14:49,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 20:14:49,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 20:14:49,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 20:14:49,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 20:14:49,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 20:14:49,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 20:14:49,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 20:14:49,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 20:14:49,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 20:14:49,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 20:14:49,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 20:14:49,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-05 20:14:49,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-05 20:14:49,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-05 20:14:49,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-05 20:14:49,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-05 20:14:49,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-05 20:14:49,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-05 20:14:49,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-05 20:14:49,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-05 20:14:49,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-05 20:14:49,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-05 20:14:49,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-05 20:14:49,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-05 20:14:49,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-05 20:14:49,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 20:14:49,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 20:14:49,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 20:14:49,869 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-06-05 20:14:49,901 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 20:14:49,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 20:14:49,902 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 20:14:49,902 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 20:14:49,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 20:14:49,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 20:14:49,903 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 20:14:49,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 20:14:49,903 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 20:14:49,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 20:14:49,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 20:14:49,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 20:14:49,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 20:14:49,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 20:14:49,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 20:14:49,904 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 20:14:49,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 20:14:49,904 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 20:14:49,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 20:14:49,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 20:14:49,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 20:14:49,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 20:14:49,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 20:14:49,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 20:14:49,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 20:14:49,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 20:14:49,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 20:14:49,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 20:14:49,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 20:14:49,905 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 20:14:49,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 20:14:49,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 20:14:50,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 20:14:50,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 20:14:50,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 20:14:50,158 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 20:14:50,158 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 20:14:50,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-06-05 20:14:50,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4da79f031/550c8b4f5a9649348439d4b40e12925f/FLAG1d0107fdd [2021-06-05 20:14:50,604 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 20:14:50,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-06-05 20:14:50,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4da79f031/550c8b4f5a9649348439d4b40e12925f/FLAG1d0107fdd [2021-06-05 20:14:50,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4da79f031/550c8b4f5a9649348439d4b40e12925f [2021-06-05 20:14:50,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 20:14:50,630 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 20:14:50,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 20:14:50,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 20:14:50,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 20:14:50,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 08:14:50" (1/1) ... [2021-06-05 20:14:50,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43d221e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:50, skipping insertion in model container [2021-06-05 20:14:50,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 08:14:50" (1/1) ... [2021-06-05 20:14:50,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 20:14:50,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 20:14:50,764 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-05 20:14:51,006 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47275,47288] [2021-06-05 20:14:51,014 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47463,47476] [2021-06-05 20:14:51,030 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48230,48243] [2021-06-05 20:14:51,031 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48344,48357] [2021-06-05 20:14:51,038 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48816,48829] [2021-06-05 20:14:51,039 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48872,48885] [2021-06-05 20:14:51,048 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49384,49397] [2021-06-05 20:14:51,050 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49443,49456] [2021-06-05 20:14:51,051 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49522,49535] [2021-06-05 20:14:51,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 20:14:51,057 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 20:14:51,069 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-05 20:14:51,086 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47275,47288] [2021-06-05 20:14:51,087 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47463,47476] [2021-06-05 20:14:51,097 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48230,48243] [2021-06-05 20:14:51,099 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48344,48357] [2021-06-05 20:14:51,106 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48816,48829] [2021-06-05 20:14:51,108 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48872,48885] [2021-06-05 20:14:51,112 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49384,49397] [2021-06-05 20:14:51,113 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49443,49456] [2021-06-05 20:14:51,113 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49522,49535] [2021-06-05 20:14:51,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 20:14:51,204 INFO L208 MainTranslator]: Completed translation [2021-06-05 20:14:51,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51 WrapperNode [2021-06-05 20:14:51,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 20:14:51,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 20:14:51,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 20:14:51,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 20:14:51,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... [2021-06-05 20:14:51,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... [2021-06-05 20:14:51,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 20:14:51,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 20:14:51,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 20:14:51,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 20:14:51,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... [2021-06-05 20:14:51,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... [2021-06-05 20:14:51,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... [2021-06-05 20:14:51,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... [2021-06-05 20:14:51,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... [2021-06-05 20:14:51,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... [2021-06-05 20:14:51,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... [2021-06-05 20:14:51,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 20:14:51,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 20:14:51,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 20:14:51,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 20:14:51,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 20:14:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-06-05 20:14:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-06-05 20:14:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 20:14:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-06-05 20:14:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 20:14:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-05 20:14:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 20:14:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-06-05 20:14:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-06-05 20:14:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 20:14:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 20:14:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 20:14:51,366 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 20:14:52,039 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 20:14:52,039 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-06-05 20:14:52,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 08:14:52 BoogieIcfgContainer [2021-06-05 20:14:52,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 20:14:52,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 20:14:52,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 20:14:52,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 20:14:52,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 08:14:50" (1/3) ... [2021-06-05 20:14:52,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aff1f58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 08:14:52, skipping insertion in model container [2021-06-05 20:14:52,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 08:14:51" (2/3) ... [2021-06-05 20:14:52,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aff1f58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 08:14:52, skipping insertion in model container [2021-06-05 20:14:52,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 08:14:52" (3/3) ... [2021-06-05 20:14:52,045 INFO L111 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.i [2021-06-05 20:14:52,049 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 20:14:52,049 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 20:14:52,049 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-06-05 20:14:52,050 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 20:14:52,099 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,099 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,099 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,099 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,100 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,101 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,102 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,103 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,104 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,105 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,106 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,107 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,108 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,109 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,110 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,111 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,112 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,113 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,114 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,115 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,116 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,117 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,118 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,120 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,120 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,120 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,120 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,120 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,120 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,122 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,122 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,123 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,129 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,130 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,130 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,130 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,130 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,130 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,130 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,130 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,130 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,131 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,132 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,132 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,132 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,133 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,138 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,139 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,140 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,145 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,145 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,145 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,145 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,145 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,145 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,145 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,146 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,147 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,147 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,147 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,147 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,148 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,148 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,149 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,150 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,151 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,152 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,152 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,152 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 20:14:52,159 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-05 20:14:52,172 INFO L255 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-06-05 20:14:52,190 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 20:14:52,190 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 20:14:52,190 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 20:14:52,190 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 20:14:52,190 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 20:14:52,190 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 20:14:52,190 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 20:14:52,190 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-05 20:14:52,211 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 440 places, 469 transitions, 946 flow [2021-06-05 20:14:52,489 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 14076 states, 14064 states have (on average 2.1295506257110355) internal successors, (29950), 14075 states have internal predecessors, (29950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:14:52,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 14076 states, 14064 states have (on average 2.1295506257110355) internal successors, (29950), 14075 states have internal predecessors, (29950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:14:52,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-06-05 20:14:52,525 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:14:52,525 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:14:52,526 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:14:52,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:14:52,529 INFO L82 PathProgramCache]: Analyzing trace with hash -767655797, now seen corresponding path program 1 times [2021-06-05 20:14:52,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:14:52,534 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556678414] [2021-06-05 20:14:52,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:14:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:14:52,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:14:52,962 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:14:52,963 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556678414] [2021-06-05 20:14:52,963 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556678414] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:14:52,963 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:14:52,963 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-05 20:14:52,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509618042] [2021-06-05 20:14:52,966 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-05 20:14:52,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:14:52,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-05 20:14:52,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-06-05 20:14:52,991 INFO L87 Difference]: Start difference. First operand has 14076 states, 14064 states have (on average 2.1295506257110355) internal successors, (29950), 14075 states have internal predecessors, (29950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:14:53,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:14:53,916 INFO L93 Difference]: Finished difference Result 14076 states and 29136 transitions. [2021-06-05 20:14:53,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-05 20:14:53,918 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-06-05 20:14:53,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:14:53,977 INFO L225 Difference]: With dead ends: 14076 [2021-06-05 20:14:53,977 INFO L226 Difference]: Without dead ends: 14060 [2021-06-05 20:14:53,979 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 365.8ms TimeCoverageRelationStatistics Valid=182, Invalid=468, Unknown=0, NotChecked=0, Total=650 [2021-06-05 20:14:54,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14060 states. [2021-06-05 20:14:54,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14060 to 14060. [2021-06-05 20:14:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14060 states, 14049 states have (on average 2.072745391131041) internal successors, (29120), 14059 states have internal predecessors, (29120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:14:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14060 states to 14060 states and 29120 transitions. [2021-06-05 20:14:54,436 INFO L78 Accepts]: Start accepts. Automaton has 14060 states and 29120 transitions. Word has length 53 [2021-06-05 20:14:54,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:14:54,437 INFO L482 AbstractCegarLoop]: Abstraction has 14060 states and 29120 transitions. [2021-06-05 20:14:54,437 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:14:54,437 INFO L276 IsEmpty]: Start isEmpty. Operand 14060 states and 29120 transitions. [2021-06-05 20:14:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-06-05 20:14:54,439 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:14:54,439 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:14:54,439 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 20:14:54,439 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:14:54,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:14:54,441 INFO L82 PathProgramCache]: Analyzing trace with hash -586543178, now seen corresponding path program 1 times [2021-06-05 20:14:54,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:14:54,442 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780314494] [2021-06-05 20:14:54,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:14:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:14:54,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:14:54,957 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:14:54,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780314494] [2021-06-05 20:14:54,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780314494] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:14:54,957 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:14:54,957 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-06-05 20:14:54,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437070415] [2021-06-05 20:14:54,958 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-05 20:14:54,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:14:54,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-05 20:14:54,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=460, Unknown=0, NotChecked=0, Total=506 [2021-06-05 20:14:54,959 INFO L87 Difference]: Start difference. First operand 14060 states and 29120 transitions. Second operand has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:14:55,607 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2021-06-05 20:14:55,741 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2021-06-05 20:14:56,005 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-06-05 20:14:56,164 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 108 [2021-06-05 20:14:56,350 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2021-06-05 20:14:56,561 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2021-06-05 20:14:56,785 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2021-06-05 20:14:57,009 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-06-05 20:14:57,284 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-06-05 20:14:57,501 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 130 [2021-06-05 20:14:57,707 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 122 [2021-06-05 20:14:57,886 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 121 [2021-06-05 20:14:58,032 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2021-06-05 20:14:58,190 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-06-05 20:14:59,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:14:59,323 INFO L93 Difference]: Finished difference Result 29224 states and 60730 transitions. [2021-06-05 20:14:59,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-05 20:14:59,324 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-06-05 20:14:59,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:14:59,396 INFO L225 Difference]: With dead ends: 29224 [2021-06-05 20:14:59,397 INFO L226 Difference]: Without dead ends: 29224 [2021-06-05 20:14:59,398 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 3422.9ms TimeCoverageRelationStatistics Valid=670, Invalid=1880, Unknown=0, NotChecked=0, Total=2550 [2021-06-05 20:14:59,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29224 states. [2021-06-05 20:14:59,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29224 to 14058. [2021-06-05 20:14:59,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14058 states, 14048 states have (on average 2.072750569476082) internal successors, (29118), 14057 states have internal predecessors, (29118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:14:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29118 transitions. [2021-06-05 20:14:59,737 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29118 transitions. Word has length 58 [2021-06-05 20:14:59,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:14:59,737 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29118 transitions. [2021-06-05 20:14:59,738 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:14:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29118 transitions. [2021-06-05 20:14:59,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 20:14:59,744 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:14:59,744 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:14:59,744 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 20:14:59,744 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:14:59,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:14:59,750 INFO L82 PathProgramCache]: Analyzing trace with hash -2101413857, now seen corresponding path program 1 times [2021-06-05 20:14:59,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:14:59,750 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903768238] [2021-06-05 20:14:59,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:14:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:14:59,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:14:59,824 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:14:59,824 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903768238] [2021-06-05 20:14:59,824 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903768238] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:14:59,824 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:14:59,824 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:14:59,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778062315] [2021-06-05 20:14:59,824 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:14:59,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:14:59,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:14:59,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:14:59,825 INFO L87 Difference]: Start difference. First operand 14058 states and 29118 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:14:59,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:14:59,878 INFO L93 Difference]: Finished difference Result 15898 states and 32816 transitions. [2021-06-05 20:14:59,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 20:14:59,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-06-05 20:14:59,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:14:59,898 INFO L225 Difference]: With dead ends: 15898 [2021-06-05 20:14:59,898 INFO L226 Difference]: Without dead ends: 15898 [2021-06-05 20:14:59,898 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 20:14:59,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15898 states. [2021-06-05 20:15:00,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15898 to 14058. [2021-06-05 20:15:00,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14058 states, 14048 states have (on average 2.0687642369020502) internal successors, (29062), 14057 states have internal predecessors, (29062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:00,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29062 transitions. [2021-06-05 20:15:00,139 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29062 transitions. Word has length 83 [2021-06-05 20:15:00,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:15:00,140 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29062 transitions. [2021-06-05 20:15:00,140 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:00,140 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29062 transitions. [2021-06-05 20:15:00,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-06-05 20:15:00,142 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:15:00,142 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:15:00,142 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 20:15:00,143 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:15:00,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:15:00,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1385976040, now seen corresponding path program 1 times [2021-06-05 20:15:00,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:15:00,144 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699149288] [2021-06-05 20:15:00,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:15:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:15:00,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:15:00,174 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:15:00,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699149288] [2021-06-05 20:15:00,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699149288] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:15:00,174 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:15:00,175 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 20:15:00,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337482311] [2021-06-05 20:15:00,175 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 20:15:00,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:15:00,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 20:15:00,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 20:15:00,176 INFO L87 Difference]: Start difference. First operand 14058 states and 29062 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:00,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:15:00,251 INFO L93 Difference]: Finished difference Result 26210 states and 54304 transitions. [2021-06-05 20:15:00,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 20:15:00,252 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2021-06-05 20:15:00,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:15:00,301 INFO L225 Difference]: With dead ends: 26210 [2021-06-05 20:15:00,301 INFO L226 Difference]: Without dead ends: 26210 [2021-06-05 20:15:00,301 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 20:15:00,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26210 states. [2021-06-05 20:15:00,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26210 to 14114. [2021-06-05 20:15:00,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14114 states, 14104 states have (on average 2.0686330119115146) internal successors, (29176), 14113 states have internal predecessors, (29176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:00,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14114 states to 14114 states and 29176 transitions. [2021-06-05 20:15:00,663 INFO L78 Accepts]: Start accepts. Automaton has 14114 states and 29176 transitions. Word has length 89 [2021-06-05 20:15:00,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:15:00,664 INFO L482 AbstractCegarLoop]: Abstraction has 14114 states and 29176 transitions. [2021-06-05 20:15:00,664 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 14114 states and 29176 transitions. [2021-06-05 20:15:00,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-06-05 20:15:00,666 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:15:00,666 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:15:00,666 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 20:15:00,666 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:15:00,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:15:00,666 INFO L82 PathProgramCache]: Analyzing trace with hash 1238448872, now seen corresponding path program 1 times [2021-06-05 20:15:00,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:15:00,667 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40086464] [2021-06-05 20:15:00,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:15:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:15:00,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:15:00,934 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:15:00,934 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40086464] [2021-06-05 20:15:00,934 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40086464] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:15:00,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:15:00,935 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-06-05 20:15:00,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467081527] [2021-06-05 20:15:00,936 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 20:15:00,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:15:00,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 20:15:00,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2021-06-05 20:15:00,937 INFO L87 Difference]: Start difference. First operand 14114 states and 29176 transitions. Second operand has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:02,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:15:02,313 INFO L93 Difference]: Finished difference Result 32485 states and 67230 transitions. [2021-06-05 20:15:02,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 20:15:02,313 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2021-06-05 20:15:02,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:15:02,362 INFO L225 Difference]: With dead ends: 32485 [2021-06-05 20:15:02,363 INFO L226 Difference]: Without dead ends: 32485 [2021-06-05 20:15:02,363 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 666.5ms TimeCoverageRelationStatistics Valid=340, Invalid=850, Unknown=0, NotChecked=0, Total=1190 [2021-06-05 20:15:02,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32485 states. [2021-06-05 20:15:02,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32485 to 15478. [2021-06-05 20:15:02,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15478 states, 15468 states have (on average 2.069562968709594) internal successors, (32012), 15477 states have internal predecessors, (32012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:02,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15478 states to 15478 states and 32012 transitions. [2021-06-05 20:15:02,782 INFO L78 Accepts]: Start accepts. Automaton has 15478 states and 32012 transitions. Word has length 101 [2021-06-05 20:15:02,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:15:02,783 INFO L482 AbstractCegarLoop]: Abstraction has 15478 states and 32012 transitions. [2021-06-05 20:15:02,783 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:02,783 INFO L276 IsEmpty]: Start isEmpty. Operand 15478 states and 32012 transitions. [2021-06-05 20:15:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-06-05 20:15:02,792 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:15:02,792 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:15:02,792 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 20:15:02,792 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:15:02,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:15:02,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1709507850, now seen corresponding path program 1 times [2021-06-05 20:15:02,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:15:02,793 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899574909] [2021-06-05 20:15:02,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:15:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:15:02,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:15:02,891 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:15:02,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899574909] [2021-06-05 20:15:02,893 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899574909] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:15:02,894 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:15:02,894 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 20:15:02,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645065757] [2021-06-05 20:15:02,894 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 20:15:02,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:15:02,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 20:15:02,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 20:15:02,895 INFO L87 Difference]: Start difference. First operand 15478 states and 32012 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:03,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:15:03,040 INFO L93 Difference]: Finished difference Result 27431 states and 56673 transitions. [2021-06-05 20:15:03,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 20:15:03,041 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2021-06-05 20:15:03,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:15:03,076 INFO L225 Difference]: With dead ends: 27431 [2021-06-05 20:15:03,076 INFO L226 Difference]: Without dead ends: 27431 [2021-06-05 20:15:03,076 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 23.2ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-05 20:15:03,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27431 states. [2021-06-05 20:15:03,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27431 to 16038. [2021-06-05 20:15:03,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16038 states, 16028 states have (on average 2.068380334414774) internal successors, (33152), 16037 states have internal predecessors, (33152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16038 states to 16038 states and 33152 transitions. [2021-06-05 20:15:03,408 INFO L78 Accepts]: Start accepts. Automaton has 16038 states and 33152 transitions. Word has length 120 [2021-06-05 20:15:03,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:15:03,408 INFO L482 AbstractCegarLoop]: Abstraction has 16038 states and 33152 transitions. [2021-06-05 20:15:03,408 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 16038 states and 33152 transitions. [2021-06-05 20:15:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:15:03,414 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:15:03,414 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:15:03,414 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 20:15:03,415 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:15:03,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:15:03,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1036658598, now seen corresponding path program 1 times [2021-06-05 20:15:03,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:15:03,415 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736314294] [2021-06-05 20:15:03,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:15:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:15:04,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:15:04,062 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:15:04,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736314294] [2021-06-05 20:15:04,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736314294] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:15:04,062 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:15:04,062 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-06-05 20:15:04,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393915942] [2021-06-05 20:15:04,063 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-05 20:15:04,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:15:04,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-05 20:15:04,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2021-06-05 20:15:04,064 INFO L87 Difference]: Start difference. First operand 16038 states and 33152 transitions. Second operand has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:06,124 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 67 [2021-06-05 20:15:06,404 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-06-05 20:15:06,560 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 62 [2021-06-05 20:15:06,840 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 71 [2021-06-05 20:15:06,980 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 74 [2021-06-05 20:15:07,112 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 76 [2021-06-05 20:15:07,382 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 73 [2021-06-05 20:15:07,882 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 82 [2021-06-05 20:15:08,015 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2021-06-05 20:15:08,168 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-06-05 20:15:08,316 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 84 [2021-06-05 20:15:08,476 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 86 [2021-06-05 20:15:08,633 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 88 [2021-06-05 20:15:09,142 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 88 [2021-06-05 20:15:09,334 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2021-06-05 20:15:09,613 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2021-06-05 20:15:09,829 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 80 [2021-06-05 20:15:10,199 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 92 [2021-06-05 20:15:10,347 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 91 [2021-06-05 20:15:10,558 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2021-06-05 20:15:10,738 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-05 20:15:10,895 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 76 [2021-06-05 20:15:11,255 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 90 [2021-06-05 20:15:11,477 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2021-06-05 20:15:11,682 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-06-05 20:15:11,886 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-06-05 20:15:12,126 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 95 [2021-06-05 20:15:12,348 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 96 [2021-06-05 20:15:12,701 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-06-05 20:15:15,194 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 69 [2021-06-05 20:15:15,466 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 73 [2021-06-05 20:15:15,832 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 61 [2021-06-05 20:15:15,994 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 75 [2021-06-05 20:15:16,164 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 77 [2021-06-05 20:15:16,918 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 65 [2021-06-05 20:15:17,169 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 69 [2021-06-05 20:15:17,415 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 64 [2021-06-05 20:15:17,551 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 71 [2021-06-05 20:15:17,738 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2021-06-05 20:15:17,883 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 73 [2021-06-05 20:15:19,340 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-06-05 20:15:20,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:15:20,186 INFO L93 Difference]: Finished difference Result 38778 states and 79935 transitions. [2021-06-05 20:15:20,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-06-05 20:15:20,186 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:15:20,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:15:20,236 INFO L225 Difference]: With dead ends: 38778 [2021-06-05 20:15:20,236 INFO L226 Difference]: Without dead ends: 38778 [2021-06-05 20:15:20,239 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4178 ImplicationChecksByTransitivity, 11377.3ms TimeCoverageRelationStatistics Valid=2740, Invalid=11066, Unknown=0, NotChecked=0, Total=13806 [2021-06-05 20:15:20,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38778 states. [2021-06-05 20:15:20,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38778 to 25969. [2021-06-05 20:15:20,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25969 states, 25959 states have (on average 2.0854039061597134) internal successors, (54135), 25968 states have internal predecessors, (54135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:20,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25969 states to 25969 states and 54135 transitions. [2021-06-05 20:15:20,750 INFO L78 Accepts]: Start accepts. Automaton has 25969 states and 54135 transitions. Word has length 122 [2021-06-05 20:15:20,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:15:20,751 INFO L482 AbstractCegarLoop]: Abstraction has 25969 states and 54135 transitions. [2021-06-05 20:15:20,751 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:20,751 INFO L276 IsEmpty]: Start isEmpty. Operand 25969 states and 54135 transitions. [2021-06-05 20:15:20,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:15:20,771 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:15:20,771 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:15:20,771 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 20:15:20,771 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:15:20,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:15:20,771 INFO L82 PathProgramCache]: Analyzing trace with hash 2105949926, now seen corresponding path program 2 times [2021-06-05 20:15:20,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:15:20,772 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211186030] [2021-06-05 20:15:20,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:15:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:15:21,311 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2021-06-05 20:15:22,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:15:22,935 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:15:22,935 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211186030] [2021-06-05 20:15:22,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211186030] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:15:22,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:15:22,935 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:15:22,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337845111] [2021-06-05 20:15:22,935 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:15:22,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:15:22,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:15:22,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1556, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:15:22,936 INFO L87 Difference]: Start difference. First operand 25969 states and 54135 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:23,881 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2021-06-05 20:15:24,315 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2021-06-05 20:15:24,484 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-06-05 20:15:24,683 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2021-06-05 20:15:24,894 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2021-06-05 20:15:25,129 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2021-06-05 20:15:25,356 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2021-06-05 20:15:25,633 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-06-05 20:15:25,873 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2021-06-05 20:15:26,074 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 87 [2021-06-05 20:15:26,240 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-06-05 20:15:26,525 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2021-06-05 20:15:27,029 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 68 [2021-06-05 20:15:27,188 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 70 [2021-06-05 20:15:27,355 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 77 [2021-06-05 20:15:27,517 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 79 [2021-06-05 20:15:27,748 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 72 [2021-06-05 20:15:27,914 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 81 [2021-06-05 20:15:28,092 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2021-06-05 20:15:28,281 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 92 [2021-06-05 20:15:28,541 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 83 [2021-06-05 20:15:28,781 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 94 [2021-06-05 20:15:29,027 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 85 [2021-06-05 20:15:29,263 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 96 [2021-06-05 20:15:29,509 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2021-06-05 20:15:29,766 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 96 [2021-06-05 20:15:30,078 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 98 [2021-06-05 20:15:30,269 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 92 [2021-06-05 20:15:30,672 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 98 [2021-06-05 20:15:30,881 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-06-05 20:15:31,077 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 96 [2021-06-05 20:15:31,289 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-06-05 20:15:31,515 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 95 [2021-06-05 20:15:31,761 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 102 [2021-06-05 20:15:32,039 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 100 [2021-06-05 20:15:32,277 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 97 [2021-06-05 20:15:32,520 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 104 [2021-06-05 20:15:32,792 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 106 [2021-06-05 20:15:33,104 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 102 [2021-06-05 20:15:33,328 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 95 [2021-06-05 20:15:33,678 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 99 [2021-06-05 20:15:33,969 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 97 [2021-06-05 20:15:34,265 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 108 [2021-06-05 20:15:34,611 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 101 [2021-06-05 20:15:35,006 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 110 [2021-06-05 20:15:36,053 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 96 [2021-06-05 20:15:36,371 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2021-06-05 20:15:36,597 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 98 [2021-06-05 20:15:37,285 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 100 [2021-06-05 20:15:37,947 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 102 [2021-06-05 20:15:38,339 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 104 [2021-06-05 20:15:40,116 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 92 [2021-06-05 20:15:40,307 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 94 [2021-06-05 20:15:40,536 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 93 [2021-06-05 20:15:40,689 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 86 [2021-06-05 20:15:40,925 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 88 [2021-06-05 20:15:41,115 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 90 [2021-06-05 20:15:41,355 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 95 [2021-06-05 20:15:41,631 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 97 [2021-06-05 20:15:41,821 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 92 [2021-06-05 20:15:42,068 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 93 [2021-06-05 20:15:43,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:15:43,034 INFO L93 Difference]: Finished difference Result 37645 states and 77684 transitions. [2021-06-05 20:15:43,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-06-05 20:15:43,035 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:15:43,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:15:43,072 INFO L225 Difference]: With dead ends: 37645 [2021-06-05 20:15:43,072 INFO L226 Difference]: Without dead ends: 37645 [2021-06-05 20:15:43,074 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4635 ImplicationChecksByTransitivity, 17459.6ms TimeCoverageRelationStatistics Valid=3265, Invalid=14027, Unknown=0, NotChecked=0, Total=17292 [2021-06-05 20:15:43,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37645 states. [2021-06-05 20:15:43,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37645 to 26139. [2021-06-05 20:15:43,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26139 states, 26129 states have (on average 2.085422327681886) internal successors, (54490), 26138 states have internal predecessors, (54490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:43,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26139 states to 26139 states and 54490 transitions. [2021-06-05 20:15:43,467 INFO L78 Accepts]: Start accepts. Automaton has 26139 states and 54490 transitions. Word has length 122 [2021-06-05 20:15:43,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:15:43,467 INFO L482 AbstractCegarLoop]: Abstraction has 26139 states and 54490 transitions. [2021-06-05 20:15:43,468 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:43,468 INFO L276 IsEmpty]: Start isEmpty. Operand 26139 states and 54490 transitions. [2021-06-05 20:15:43,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:15:43,472 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:15:43,472 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:15:43,473 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 20:15:43,473 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:15:43,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:15:43,473 INFO L82 PathProgramCache]: Analyzing trace with hash 807892394, now seen corresponding path program 3 times [2021-06-05 20:15:43,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:15:43,473 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222629222] [2021-06-05 20:15:43,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:15:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:15:45,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:15:45,213 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:15:45,213 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222629222] [2021-06-05 20:15:45,214 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222629222] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:15:45,214 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:15:45,214 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:15:45,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476881973] [2021-06-05 20:15:45,214 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:15:45,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:15:45,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:15:45,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:15:45,215 INFO L87 Difference]: Start difference. First operand 26139 states and 54490 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:15:45,989 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:15:46,225 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:15:46,390 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:15:46,554 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:15:46,745 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:15:46,947 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:15:47,169 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:15:47,417 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 20:15:47,657 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:15:47,934 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:15:48,176 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:15:48,396 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:15:48,654 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:15:48,838 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:15:49,033 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:15:49,368 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:15:49,670 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:15:49,993 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:15:50,347 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:15:50,741 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:15:50,960 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:15:51,164 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:15:51,443 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:15:51,660 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:15:51,879 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:15:52,119 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:15:52,525 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 20:15:52,837 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:15:53,257 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-06-05 20:15:53,588 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:15:53,959 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-06-05 20:15:54,229 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:15:54,639 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 20:15:55,005 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:15:55,521 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-06-05 20:15:56,001 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-05 20:15:56,318 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:15:57,060 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-06-05 20:15:57,577 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-06-05 20:15:58,109 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 20:15:58,581 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 148 [2021-06-05 20:15:58,925 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-06-05 20:15:59,379 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-06-05 20:15:59,769 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 20:16:00,091 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-06-05 20:16:00,577 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-05 20:16:00,921 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-05 20:16:01,350 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-06-05 20:16:01,846 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-06-05 20:16:02,179 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-06-05 20:16:02,647 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 141 [2021-06-05 20:16:03,253 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 154 [2021-06-05 20:16:03,789 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 20:16:04,049 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 20:16:04,329 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 20:16:04,740 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 20:16:05,133 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 20:16:05,635 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:16:06,846 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 157 [2021-06-05 20:16:07,177 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 20:16:07,666 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-05 20:16:08,041 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-06-05 20:16:08,571 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 161 [2021-06-05 20:16:08,993 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-05 20:16:11,674 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-05 20:16:12,083 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 135 [2021-06-05 20:16:12,562 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-05 20:16:13,000 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-06-05 20:16:13,440 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-06-05 20:16:14,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:16:14,420 INFO L93 Difference]: Finished difference Result 35998 states and 74343 transitions. [2021-06-05 20:16:14,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-05 20:16:14,421 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:16:14,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:16:14,457 INFO L225 Difference]: With dead ends: 35998 [2021-06-05 20:16:14,457 INFO L226 Difference]: Without dead ends: 35998 [2021-06-05 20:16:14,459 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4053 ImplicationChecksByTransitivity, 24809.7ms TimeCoverageRelationStatistics Valid=3062, Invalid=13194, Unknown=0, NotChecked=0, Total=16256 [2021-06-05 20:16:14,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35998 states. [2021-06-05 20:16:14,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35998 to 26257. [2021-06-05 20:16:14,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26257 states, 26247 states have (on average 2.0851525888672993) internal successors, (54729), 26256 states have internal predecessors, (54729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:16:14,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26257 states to 26257 states and 54729 transitions. [2021-06-05 20:16:14,879 INFO L78 Accepts]: Start accepts. Automaton has 26257 states and 54729 transitions. Word has length 122 [2021-06-05 20:16:14,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:16:14,879 INFO L482 AbstractCegarLoop]: Abstraction has 26257 states and 54729 transitions. [2021-06-05 20:16:14,879 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:16:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 26257 states and 54729 transitions. [2021-06-05 20:16:14,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:16:14,883 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:16:14,884 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:16:14,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-05 20:16:14,884 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:16:14,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:16:14,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1808874022, now seen corresponding path program 4 times [2021-06-05 20:16:14,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:16:14,884 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787284477] [2021-06-05 20:16:14,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:16:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:16:16,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:16:16,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:16:16,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787284477] [2021-06-05 20:16:16,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787284477] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:16:16,363 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:16:16,363 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:16:16,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785198853] [2021-06-05 20:16:16,363 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:16:16,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:16:16,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:16:16,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:16:16,364 INFO L87 Difference]: Start difference. First operand 26257 states and 54729 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:16:17,308 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:16:17,556 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:16:17,708 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:16:17,883 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:16:18,086 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:16:18,298 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:16:18,590 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:16:18,867 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-05 20:16:19,113 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:16:19,386 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:16:19,681 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:16:19,902 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:16:20,173 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:16:20,377 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:16:20,590 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:16:20,830 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:16:21,105 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:16:21,414 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:16:21,781 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:16:22,169 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:16:22,398 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:16:22,594 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:16:22,813 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:16:22,976 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:16:23,173 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:16:23,419 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:16:23,784 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 20:16:24,030 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:16:24,440 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-05 20:16:24,770 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:16:25,134 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 20:16:25,403 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:16:25,767 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 20:16:26,328 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:16:26,813 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-06-05 20:16:27,292 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-05 20:16:27,605 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 20:16:28,177 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-05 20:16:28,695 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-06-05 20:16:29,142 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:16:29,567 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-06-05 20:16:29,894 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 121 [2021-06-05 20:16:30,318 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 134 [2021-06-05 20:16:30,633 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 20:16:30,946 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:16:31,398 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 147 [2021-06-05 20:16:31,783 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 20:16:32,123 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 115 [2021-06-05 20:16:32,521 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-05 20:16:33,057 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 20:16:33,434 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 20:16:33,827 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-06-05 20:16:34,246 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 141 [2021-06-05 20:16:34,871 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-05 20:16:36,089 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2021-06-05 20:16:36,765 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:16:37,191 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 20:16:37,693 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 142 [2021-06-05 20:16:41,249 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 20:16:41,686 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 20:16:42,133 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:16:42,589 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 20:16:43,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:16:43,916 INFO L93 Difference]: Finished difference Result 35603 states and 73536 transitions. [2021-06-05 20:16:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-05 20:16:43,916 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:16:43,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:16:43,951 INFO L225 Difference]: With dead ends: 35603 [2021-06-05 20:16:43,951 INFO L226 Difference]: Without dead ends: 35603 [2021-06-05 20:16:43,954 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3251 ImplicationChecksByTransitivity, 21359.4ms TimeCoverageRelationStatistics Valid=2823, Invalid=11697, Unknown=0, NotChecked=0, Total=14520 [2021-06-05 20:16:44,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35603 states. [2021-06-05 20:16:44,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35603 to 26254. [2021-06-05 20:16:44,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26254 states, 26244 states have (on average 2.0851623228166436) internal successors, (54723), 26253 states have internal predecessors, (54723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:16:44,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26254 states to 26254 states and 54723 transitions. [2021-06-05 20:16:44,365 INFO L78 Accepts]: Start accepts. Automaton has 26254 states and 54723 transitions. Word has length 122 [2021-06-05 20:16:44,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:16:44,365 INFO L482 AbstractCegarLoop]: Abstraction has 26254 states and 54723 transitions. [2021-06-05 20:16:44,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:16:44,366 INFO L276 IsEmpty]: Start isEmpty. Operand 26254 states and 54723 transitions. [2021-06-05 20:16:44,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:16:44,370 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:16:44,370 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:16:44,371 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 20:16:44,371 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:16:44,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:16:44,371 INFO L82 PathProgramCache]: Analyzing trace with hash -651221718, now seen corresponding path program 5 times [2021-06-05 20:16:44,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:16:44,371 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230093643] [2021-06-05 20:16:44,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:16:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:16:46,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:16:46,336 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:16:46,336 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230093643] [2021-06-05 20:16:46,336 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230093643] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:16:46,336 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:16:46,336 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:16:46,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779651362] [2021-06-05 20:16:46,337 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:16:46,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:16:46,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:16:46,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:16:46,338 INFO L87 Difference]: Start difference. First operand 26254 states and 54723 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:16:47,067 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-05 20:16:47,243 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:16:47,483 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:16:47,640 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:16:47,814 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:16:48,018 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:16:48,234 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:16:48,576 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:16:48,836 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 20:16:49,092 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:16:49,390 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:16:49,646 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:16:49,865 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:16:50,123 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:16:50,343 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:16:50,563 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:16:50,832 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:16:51,110 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:16:51,591 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:16:51,967 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:16:52,363 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:16:52,583 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:16:52,785 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:16:53,017 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:16:53,192 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:16:53,430 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:16:53,712 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:16:54,126 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 20:16:54,391 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:16:54,821 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-06-05 20:16:55,149 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:16:55,516 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-06-05 20:16:55,781 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:16:56,127 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 20:16:56,498 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:16:56,989 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-06-05 20:16:57,470 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-05 20:16:57,786 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:16:58,381 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-06-05 20:16:58,967 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-06-05 20:16:59,453 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 152 [2021-06-05 20:16:59,918 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 20:17:00,457 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-06-05 20:17:00,797 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-06-05 20:17:01,236 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-06-05 20:17:01,556 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 20:17:01,896 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-06-05 20:17:02,310 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-06-05 20:17:02,692 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-06-05 20:17:03,001 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-05 20:17:03,433 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-05 20:17:03,947 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-05 20:17:04,243 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-06-05 20:17:04,627 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-05 20:17:05,009 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-06-05 20:17:05,528 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 143 [2021-06-05 20:17:06,059 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 20:17:06,296 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 20:17:06,563 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 20:17:06,922 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 20:17:07,258 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 20:17:07,744 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:17:08,827 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-06-05 20:17:09,161 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 20:17:09,643 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-05 20:17:10,022 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-06-05 20:17:10,541 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-05 20:17:10,919 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-06-05 20:17:12,769 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2021-06-05 20:17:13,570 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-06-05 20:17:13,953 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-05 20:17:14,376 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-06-05 20:17:14,768 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-06-05 20:17:15,173 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-06-05 20:17:15,608 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 139 [2021-06-05 20:17:16,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:17:16,536 INFO L93 Difference]: Finished difference Result 35610 states and 73549 transitions. [2021-06-05 20:17:16,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-05 20:17:16,536 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:17:16,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:17:16,573 INFO L225 Difference]: With dead ends: 35610 [2021-06-05 20:17:16,573 INFO L226 Difference]: Without dead ends: 35610 [2021-06-05 20:17:16,574 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4711 ImplicationChecksByTransitivity, 26241.7ms TimeCoverageRelationStatistics Valid=3400, Invalid=14960, Unknown=0, NotChecked=0, Total=18360 [2021-06-05 20:17:16,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35610 states. [2021-06-05 20:17:16,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35610 to 26253. [2021-06-05 20:17:16,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26253 states, 26243 states have (on average 2.08516556796098) internal successors, (54721), 26252 states have internal predecessors, (54721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:17:16,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26253 states to 26253 states and 54721 transitions. [2021-06-05 20:17:16,999 INFO L78 Accepts]: Start accepts. Automaton has 26253 states and 54721 transitions. Word has length 122 [2021-06-05 20:17:16,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:17:16,999 INFO L482 AbstractCegarLoop]: Abstraction has 26253 states and 54721 transitions. [2021-06-05 20:17:16,999 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:17:16,999 INFO L276 IsEmpty]: Start isEmpty. Operand 26253 states and 54721 transitions. [2021-06-05 20:17:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:17:17,003 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:17:17,003 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:17:17,003 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 20:17:17,003 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:17:17,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:17:17,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1114706582, now seen corresponding path program 6 times [2021-06-05 20:17:17,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:17:17,004 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432458458] [2021-06-05 20:17:17,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:17:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:17:18,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:17:18,008 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:17:18,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432458458] [2021-06-05 20:17:18,008 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432458458] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:17:18,008 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:17:18,008 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 20:17:18,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039476506] [2021-06-05 20:17:18,009 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 20:17:18,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:17:18,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 20:17:18,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 20:17:18,009 INFO L87 Difference]: Start difference. First operand 26253 states and 54721 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:17:18,711 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:17:18,875 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 20:17:19,060 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 20:17:19,215 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:17:19,376 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 20:17:19,567 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 20:17:19,778 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 20:17:20,034 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 20:17:20,298 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 20:17:20,574 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 20:17:20,847 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 20:17:21,206 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 20:17:21,537 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-05 20:17:21,828 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-05 20:17:22,225 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 20:17:22,538 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-05 20:17:22,810 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-05 20:17:23,105 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-05 20:17:23,492 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 20:17:23,825 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-05 20:17:24,153 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-05 20:17:24,546 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 20:17:24,821 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-05 20:17:25,196 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-05 20:17:25,470 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-05 20:17:25,782 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-05 20:17:26,021 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 20:17:26,669 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 20:17:27,072 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 20:17:27,329 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 20:17:27,565 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-05 20:17:27,850 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 20:17:28,117 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-05 20:17:28,549 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 20:17:28,879 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-05 20:17:29,183 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-05 20:17:29,631 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-05 20:17:30,039 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:17:30,440 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 20:17:30,824 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 20:17:31,135 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 20:17:31,534 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-05 20:17:31,899 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:17:32,357 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-05 20:17:32,743 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-05 20:17:33,107 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-05 20:17:33,619 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-05 20:17:34,040 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-05 20:17:34,244 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2021-06-05 20:17:34,691 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-06-05 20:17:35,092 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-05 20:17:35,467 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 20:17:36,032 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 20:17:36,484 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-05 20:17:36,880 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-05 20:17:37,500 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 20:17:37,983 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-05 20:17:38,463 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-06-05 20:17:38,987 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-05 20:17:39,492 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-06-05 20:17:40,067 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 20:17:40,622 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:17:41,071 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 20:17:41,488 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-05 20:17:41,861 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:17:42,240 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 20:17:42,883 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-05 20:17:43,289 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:17:43,748 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 20:17:44,142 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:17:44,574 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 20:17:45,130 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 20:17:45,518 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:17:45,970 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:17:46,394 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 20:17:46,816 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:17:47,313 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 20:17:47,769 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-06-05 20:17:48,437 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-05 20:17:48,736 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-05 20:17:49,147 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-05 20:17:49,667 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-05 20:17:50,192 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 20:17:50,714 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-05 20:17:51,693 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 20:17:52,198 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-05 20:17:52,653 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-06-05 20:17:53,102 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:17:53,534 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 20:17:54,015 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-06-05 20:17:56,203 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 20:17:56,502 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 20:17:56,812 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 20:17:57,043 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-05 20:17:57,285 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-05 20:17:57,586 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-05 20:17:57,937 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 20:17:58,358 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:17:58,641 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-05 20:17:59,045 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-05 20:17:59,400 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 20:18:00,016 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-05 20:18:00,618 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:18:00,992 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:18:01,339 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:18:01,709 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 20:18:02,073 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:18:02,399 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 20:18:02,787 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:18:03,208 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:18:03,581 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 20:18:04,011 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:18:04,427 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 20:18:04,877 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 20:18:06,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:18:06,199 INFO L93 Difference]: Finished difference Result 36520 states and 75401 transitions. [2021-06-05 20:18:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-06-05 20:18:06,199 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:18:06,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:18:06,240 INFO L225 Difference]: With dead ends: 36520 [2021-06-05 20:18:06,240 INFO L226 Difference]: Without dead ends: 36520 [2021-06-05 20:18:06,242 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8711 ImplicationChecksByTransitivity, 42100.2ms TimeCoverageRelationStatistics Valid=5989, Invalid=23767, Unknown=0, NotChecked=0, Total=29756 [2021-06-05 20:18:06,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36520 states. [2021-06-05 20:18:06,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36520 to 26268. [2021-06-05 20:18:06,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26268 states, 26258 states have (on average 2.085116916749181) internal successors, (54751), 26267 states have internal predecessors, (54751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:18:06,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26268 states to 26268 states and 54751 transitions. [2021-06-05 20:18:06,658 INFO L78 Accepts]: Start accepts. Automaton has 26268 states and 54751 transitions. Word has length 122 [2021-06-05 20:18:06,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:18:06,658 INFO L482 AbstractCegarLoop]: Abstraction has 26268 states and 54751 transitions. [2021-06-05 20:18:06,659 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:18:06,659 INFO L276 IsEmpty]: Start isEmpty. Operand 26268 states and 54751 transitions. [2021-06-05 20:18:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:18:06,663 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:18:06,663 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:18:06,664 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 20:18:06,664 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]=== [2021-06-05 20:18:06,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:18:06,664 INFO L82 PathProgramCache]: Analyzing trace with hash -1255983104, now seen corresponding path program 7 times [2021-06-05 20:18:06,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:18:06,664 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627127953] [2021-06-05 20:18:06,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:18:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:18:07,024 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2021-06-05 20:18:07,343 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2021-06-05 20:18:08,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:18:08,476 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:18:08,476 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627127953] [2021-06-05 20:18:08,476 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627127953] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:18:08,476 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:18:08,477 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 20:18:08,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845734051] [2021-06-05 20:18:08,477 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 20:18:08,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:18:08,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 20:18:08,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 20:18:08,478 INFO L87 Difference]: Start difference. First operand 26268 states and 54751 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:18:09,117 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:18:09,291 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 20:18:09,483 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 20:18:09,638 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:18:09,796 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 20:18:09,975 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 20:18:10,184 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 20:18:10,527 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 20:18:11,069 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 20:18:11,343 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 20:18:11,652 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 20:18:12,000 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 20:18:12,410 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 20:18:12,778 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 20:18:12,992 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-05 20:18:13,243 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-05 20:18:13,518 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-05 20:18:13,699 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-05 20:18:13,926 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-05 20:18:14,194 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-05 20:18:14,618 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 20:18:14,912 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-05 20:18:15,345 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:18:15,765 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 20:18:16,157 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 20:18:16,453 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-05 20:18:16,791 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 20:18:17,173 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-05 20:18:17,663 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-05 20:18:18,259 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-06-05 20:18:18,597 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-05 20:18:19,194 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 20:18:19,878 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 20:18:20,347 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-06-05 20:18:20,904 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-06-05 20:18:21,395 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 170 [2021-06-05 20:18:21,624 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2021-06-05 20:18:22,056 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 20:18:22,583 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:18:22,970 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:18:23,386 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-06-05 20:18:23,752 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 20:18:24,178 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:18:24,620 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-05 20:18:25,079 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-06-05 20:18:25,473 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:18:25,906 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-06-05 20:18:26,300 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 20:18:26,867 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 20:18:27,216 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 20:18:27,615 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 20:18:28,025 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:18:28,564 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-05 20:18:29,011 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-06-05 20:18:29,492 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 159 [2021-06-05 20:18:30,440 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-06-05 20:18:31,093 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-05 20:18:31,509 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:18:31,977 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-06-05 20:18:32,488 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 162 [2021-06-05 20:18:34,926 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:18:35,331 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 20:18:35,730 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:18:36,140 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-05 20:18:36,491 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:18:36,857 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:18:37,276 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 20:18:37,688 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 160 [2021-06-05 20:18:38,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:18:38,540 INFO L93 Difference]: Finished difference Result 36221 states and 74790 transitions. [2021-06-05 20:18:38,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-05 20:18:38,541 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:18:38,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:18:38,576 INFO L225 Difference]: With dead ends: 36221 [2021-06-05 20:18:38,577 INFO L226 Difference]: Without dead ends: 36221 [2021-06-05 20:18:38,578 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3414 ImplicationChecksByTransitivity, 26719.0ms TimeCoverageRelationStatistics Valid=3287, Invalid=11475, Unknown=0, NotChecked=0, Total=14762 [2021-06-05 20:18:38,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36221 states. [2021-06-05 20:18:38,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36221 to 26268. [2021-06-05 20:18:38,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26268 states, 26258 states have (on average 2.085116916749181) internal successors, (54751), 26267 states have internal predecessors, (54751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:18:38,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26268 states to 26268 states and 54751 transitions. [2021-06-05 20:18:38,948 INFO L78 Accepts]: Start accepts. Automaton has 26268 states and 54751 transitions. Word has length 122 [2021-06-05 20:18:38,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:18:38,948 INFO L482 AbstractCegarLoop]: Abstraction has 26268 states and 54751 transitions. [2021-06-05 20:18:38,948 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:18:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 26268 states and 54751 transitions. [2021-06-05 20:18:38,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:18:38,952 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:18:38,952 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:18:38,952 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-05 20:18:38,953 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:18:38,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:18:38,953 INFO L82 PathProgramCache]: Analyzing trace with hash 2147068070, now seen corresponding path program 8 times [2021-06-05 20:18:38,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:18:38,953 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201788170] [2021-06-05 20:18:38,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:18:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:18:39,244 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 23 [2021-06-05 20:18:40,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:18:40,082 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:18:40,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201788170] [2021-06-05 20:18:40,082 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201788170] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:18:40,082 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:18:40,082 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 20:18:40,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769139617] [2021-06-05 20:18:40,082 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 20:18:40,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:18:40,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 20:18:40,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1117, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 20:18:40,083 INFO L87 Difference]: Start difference. First operand 26268 states and 54751 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:18:40,763 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2021-06-05 20:18:40,941 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2021-06-05 20:18:41,070 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-06-05 20:18:41,214 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-06-05 20:18:41,386 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2021-06-05 20:18:41,576 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 94 [2021-06-05 20:18:41,795 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2021-06-05 20:18:41,942 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 79 [2021-06-05 20:18:42,103 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 83 [2021-06-05 20:18:42,287 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 87 [2021-06-05 20:18:42,491 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-06-05 20:18:42,721 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 97 [2021-06-05 20:18:42,892 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 89 [2021-06-05 20:18:43,085 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 93 [2021-06-05 20:18:43,349 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 104 [2021-06-05 20:18:43,600 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 99 [2021-06-05 20:18:43,786 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 95 [2021-06-05 20:18:43,991 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 99 [2021-06-05 20:18:44,274 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 106 [2021-06-05 20:18:44,519 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 103 [2021-06-05 20:18:44,755 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 105 [2021-06-05 20:18:45,043 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 110 [2021-06-05 20:18:45,221 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 95 [2021-06-05 20:18:45,480 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 109 [2021-06-05 20:18:45,670 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2021-06-05 20:18:45,891 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 103 [2021-06-05 20:18:46,044 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-06-05 20:18:46,338 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-06-05 20:18:46,634 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:18:46,810 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-06-05 20:18:46,969 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 91 [2021-06-05 20:18:47,168 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-06-05 20:18:47,347 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 95 [2021-06-05 20:18:47,661 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 111 [2021-06-05 20:18:47,922 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 107 [2021-06-05 20:18:48,131 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 99 [2021-06-05 20:18:48,487 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-06-05 20:18:48,785 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 119 [2021-06-05 20:18:49,071 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-05 20:18:49,349 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-06-05 20:18:49,574 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-06-05 20:18:49,886 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 119 [2021-06-05 20:18:50,114 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 105 [2021-06-05 20:18:50,389 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:18:50,853 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-06-05 20:18:51,130 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-06-05 20:18:51,394 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 110 [2021-06-05 20:18:51,834 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 20:18:52,218 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-06-05 20:18:52,570 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-06-05 20:18:52,963 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 125 [2021-06-05 20:18:53,325 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-05 20:18:53,628 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 114 [2021-06-05 20:18:54,119 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 20:18:54,464 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-06-05 20:18:55,025 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 131 [2021-06-05 20:18:55,510 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 20:18:56,074 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:18:56,409 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 20:18:56,708 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 20:18:57,073 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-05 20:18:57,441 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 20:18:57,756 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 117 [2021-06-05 20:18:58,066 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-06-05 20:18:58,528 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-06-05 20:18:58,859 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 20:18:59,179 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-06-05 20:18:59,649 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 125 [2021-06-05 20:19:00,160 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 94 [2021-06-05 20:19:00,376 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 98 [2021-06-05 20:19:00,661 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 104 [2021-06-05 20:19:01,069 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 108 [2021-06-05 20:19:01,449 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-06-05 20:19:01,872 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 117 [2021-06-05 20:19:02,737 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 120 [2021-06-05 20:19:03,123 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 20:19:03,476 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 20:19:03,878 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-05 20:19:05,315 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-06-05 20:19:05,532 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-06-05 20:19:05,797 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-06-05 20:19:05,955 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 87 [2021-06-05 20:19:06,193 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 91 [2021-06-05 20:19:06,451 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:19:06,753 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-06-05 20:19:08,106 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:19:08,349 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 101 [2021-06-05 20:19:08,674 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 20:19:08,998 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-06-05 20:19:09,597 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 110 [2021-06-05 20:19:10,119 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 20:19:10,448 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 20:19:10,765 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-06-05 20:19:11,074 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-06-05 20:19:11,431 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-06-05 20:19:11,759 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 20:19:12,090 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-05 20:19:12,468 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-05 20:19:13,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:19:13,177 INFO L93 Difference]: Finished difference Result 35693 states and 73715 transitions. [2021-06-05 20:19:13,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-06-05 20:19:13,177 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:19:13,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:19:13,229 INFO L225 Difference]: With dead ends: 35693 [2021-06-05 20:19:13,229 INFO L226 Difference]: Without dead ends: 35693 [2021-06-05 20:19:13,230 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7194 ImplicationChecksByTransitivity, 29121.0ms TimeCoverageRelationStatistics Valid=4635, Invalid=20171, Unknown=0, NotChecked=0, Total=24806 [2021-06-05 20:19:13,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35693 states. [2021-06-05 20:19:13,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35693 to 26288. [2021-06-05 20:19:13,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26288 states, 26278 states have (on average 2.085052134865667) internal successors, (54791), 26287 states have internal predecessors, (54791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:19:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-06-05 20:19:13,613 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-06-05 20:19:13,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:19:13,613 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-06-05 20:19:13,613 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:19:13,614 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-06-05 20:19:13,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:19:13,617 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:19:13,618 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:19:13,618 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-05 20:19:13,618 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:19:13,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:19:13,618 INFO L82 PathProgramCache]: Analyzing trace with hash 1853400264, now seen corresponding path program 9 times [2021-06-05 20:19:13,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:19:13,618 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460593593] [2021-06-05 20:19:13,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:19:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:19:14,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:19:14,623 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:19:14,623 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460593593] [2021-06-05 20:19:14,624 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460593593] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:19:14,624 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:19:14,624 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 20:19:14,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24136798] [2021-06-05 20:19:14,624 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 20:19:14,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:19:14,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 20:19:14,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 20:19:14,625 INFO L87 Difference]: Start difference. First operand 26288 states and 54791 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:19:15,245 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:19:15,408 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 20:19:15,588 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 20:19:15,719 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:19:15,866 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 20:19:16,041 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 20:19:16,248 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 20:19:16,477 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 20:19:16,707 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 20:19:16,947 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 20:19:17,264 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 20:19:17,557 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 20:19:17,781 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-05 20:19:18,034 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-05 20:19:18,369 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 20:19:18,653 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-05 20:19:18,899 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-05 20:19:19,165 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-05 20:19:19,508 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 20:19:19,818 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-05 20:19:20,133 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-05 20:19:20,499 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 20:19:20,729 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-05 20:19:21,055 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-05 20:19:21,342 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-05 20:19:21,618 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-05 20:19:21,821 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 20:19:22,180 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 20:19:22,548 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 20:19:22,775 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 20:19:22,994 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-05 20:19:23,247 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 20:19:23,483 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-05 20:19:23,865 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 20:19:24,158 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-05 20:19:24,425 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-05 20:19:24,828 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-05 20:19:25,202 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:19:25,581 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 20:19:25,927 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 20:19:26,199 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 20:19:26,580 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-06-05 20:19:26,867 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-05 20:19:27,187 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:19:27,694 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-05 20:19:28,035 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-05 20:19:28,363 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-05 20:19:28,803 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-05 20:19:29,326 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-05 20:19:29,652 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 20:19:30,122 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-06-05 20:19:30,537 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-06-05 20:19:30,923 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-05 20:19:31,260 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-05 20:19:31,846 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-05 20:19:32,273 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-05 20:19:32,796 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-06-05 20:19:33,261 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 163 [2021-06-05 20:19:33,813 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 20:19:34,344 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 20:19:34,707 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 20:19:35,043 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:19:35,440 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-06-05 20:19:35,846 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-06-05 20:19:36,189 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:19:36,528 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 20:19:36,882 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:19:37,446 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:19:37,826 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 20:19:38,175 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-05 20:19:38,675 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-05 20:19:39,077 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-06-05 20:19:39,511 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-05 20:19:39,683 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-06-05 20:19:40,143 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-05 20:19:40,413 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-05 20:19:40,745 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-05 20:19:41,228 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-05 20:19:41,639 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 20:19:42,102 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-05 20:19:42,451 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-06-05 20:19:42,983 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 20:19:43,410 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-06-05 20:19:43,821 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 20:19:44,266 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 149 [2021-06-05 20:19:44,794 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-06-05 20:19:46,827 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 20:19:47,095 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 20:19:47,390 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 20:19:47,628 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-05 20:19:47,899 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-05 20:19:48,239 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-05 20:19:48,638 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 20:19:49,125 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:19:49,438 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-05 20:19:49,875 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-05 20:19:50,280 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 20:19:50,460 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-06-05 20:19:50,975 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-05 20:19:51,641 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:19:52,046 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:19:52,481 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:19:52,864 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 20:19:53,282 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-05 20:19:53,729 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-05 20:19:54,111 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 20:19:54,526 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 20:19:54,979 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-06-05 20:19:55,425 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 153 [2021-06-05 20:19:56,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:19:56,560 INFO L93 Difference]: Finished difference Result 36553 states and 75473 transitions. [2021-06-05 20:19:56,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-05 20:19:56,560 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:19:56,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:19:56,598 INFO L225 Difference]: With dead ends: 36553 [2021-06-05 20:19:56,598 INFO L226 Difference]: Without dead ends: 36553 [2021-06-05 20:19:56,600 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8067 ImplicationChecksByTransitivity, 36246.8ms TimeCoverageRelationStatistics Valid=5566, Invalid=22490, Unknown=0, NotChecked=0, Total=28056 [2021-06-05 20:19:56,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36553 states. [2021-06-05 20:19:56,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36553 to 26291. [2021-06-05 20:19:57,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26291 states, 26281 states have (on average 2.0850424260872873) internal successors, (54797), 26290 states have internal predecessors, (54797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:19:57,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26291 states to 26291 states and 54797 transitions. [2021-06-05 20:19:57,038 INFO L78 Accepts]: Start accepts. Automaton has 26291 states and 54797 transitions. Word has length 122 [2021-06-05 20:19:57,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:19:57,038 INFO L482 AbstractCegarLoop]: Abstraction has 26291 states and 54797 transitions. [2021-06-05 20:19:57,038 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:19:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 26291 states and 54797 transitions. [2021-06-05 20:19:57,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:19:57,042 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:19:57,042 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:19:57,043 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-05 20:19:57,043 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:19:57,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:19:57,043 INFO L82 PathProgramCache]: Analyzing trace with hash -106435492, now seen corresponding path program 10 times [2021-06-05 20:19:57,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:19:57,043 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044349225] [2021-06-05 20:19:57,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:19:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:19:58,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:19:58,019 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:19:58,020 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044349225] [2021-06-05 20:19:58,020 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044349225] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:19:58,020 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:19:58,020 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 20:19:58,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993242054] [2021-06-05 20:19:58,020 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 20:19:58,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:19:58,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 20:19:58,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 20:19:58,021 INFO L87 Difference]: Start difference. First operand 26291 states and 54797 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:19:58,674 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:19:58,835 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 20:19:59,029 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 20:19:59,174 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:19:59,322 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 20:19:59,490 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 20:19:59,686 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 20:19:59,912 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 20:20:00,143 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 20:20:00,427 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 20:20:00,724 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 20:20:01,051 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 20:20:01,520 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 20:20:01,919 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 20:20:02,152 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-05 20:20:02,388 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-05 20:20:02,641 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-05 20:20:02,825 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-05 20:20:03,054 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-05 20:20:03,308 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-05 20:20:03,754 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 20:20:04,103 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-05 20:20:04,581 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:20:04,943 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 20:20:05,297 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 20:20:05,581 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-05 20:20:06,013 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-06-05 20:20:06,310 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 20:20:06,823 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-05 20:20:07,373 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-05 20:20:07,877 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-06-05 20:20:08,082 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-06-05 20:20:08,657 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 173 [2021-06-05 20:20:08,845 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:20:09,212 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 20:20:09,719 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:20:10,101 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:20:10,511 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 20:20:10,929 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-05 20:20:11,497 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 166 [2021-06-05 20:20:11,854 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-06-05 20:20:12,340 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 20:20:12,497 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-06-05 20:20:12,913 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-05 20:20:13,474 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-06-05 20:20:13,992 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 162 [2021-06-05 20:20:14,180 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-06-05 20:20:15,270 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 96 [2021-06-05 20:20:16,116 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 165 [2021-06-05 20:20:18,540 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-06-05 20:20:19,559 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-06-05 20:20:20,126 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-06-05 20:20:21,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:20:21,281 INFO L93 Difference]: Finished difference Result 35854 states and 74047 transitions. [2021-06-05 20:20:21,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-05 20:20:21,282 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:20:21,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:20:21,320 INFO L225 Difference]: With dead ends: 35854 [2021-06-05 20:20:21,320 INFO L226 Difference]: Without dead ends: 35854 [2021-06-05 20:20:21,320 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2156 ImplicationChecksByTransitivity, 17686.2ms TimeCoverageRelationStatistics Valid=2245, Invalid=8057, Unknown=0, NotChecked=0, Total=10302 [2021-06-05 20:20:21,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35854 states. [2021-06-05 20:20:21,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35854 to 26288. [2021-06-05 20:20:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26288 states, 26278 states have (on average 2.085052134865667) internal successors, (54791), 26287 states have internal predecessors, (54791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:20:21,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-06-05 20:20:21,750 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-06-05 20:20:21,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:20:21,750 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-06-05 20:20:21,750 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:20:21,750 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-06-05 20:20:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:20:21,755 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:20:21,755 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:20:21,755 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-05 20:20:21,755 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:20:21,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:20:21,755 INFO L82 PathProgramCache]: Analyzing trace with hash 53182638, now seen corresponding path program 11 times [2021-06-05 20:20:21,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:20:21,755 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558630468] [2021-06-05 20:20:21,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:20:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:20:23,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:20:23,393 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:20:23,393 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558630468] [2021-06-05 20:20:23,393 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558630468] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:20:23,393 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:20:23,393 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:20:23,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342621752] [2021-06-05 20:20:23,394 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:20:23,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:20:23,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:20:23,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:20:23,394 INFO L87 Difference]: Start difference. First operand 26288 states and 54791 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:20:24,409 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:20:24,639 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:20:24,816 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:20:24,983 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:20:25,176 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:20:25,382 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:20:25,632 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:20:25,910 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 20:20:26,174 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:20:26,534 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:20:26,803 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:20:27,025 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:20:27,319 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:20:27,513 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:20:27,723 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:20:27,961 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:20:28,257 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:20:28,574 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:20:28,958 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:20:29,352 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:20:29,577 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:20:29,808 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:20:30,055 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:20:30,236 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:20:30,462 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:20:30,703 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:20:31,121 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 20:20:31,461 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:20:31,827 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:20:32,098 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:20:32,461 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 20:20:32,918 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 20:20:33,227 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:20:33,696 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:20:34,363 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-06-05 20:20:34,851 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-05 20:20:35,383 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 20:20:35,781 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 20:20:36,149 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-05 20:20:36,559 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-05 20:20:36,840 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 20:20:37,281 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 140 [2021-06-05 20:20:37,609 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-05 20:20:38,109 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-05 20:20:38,438 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-05 20:20:38,815 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-05 20:20:39,240 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 20:20:39,780 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 20:20:40,053 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 20:20:40,339 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 20:20:40,725 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 20:20:41,147 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 20:20:41,585 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:20:42,590 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 147 [2021-06-05 20:20:43,118 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-05 20:20:43,431 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 20:20:43,800 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-05 20:20:44,101 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 20:20:44,449 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-06-05 20:20:44,947 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-06-05 20:20:48,409 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-06-05 20:20:48,880 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-06-05 20:20:49,344 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-05 20:20:50,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:20:50,451 INFO L93 Difference]: Finished difference Result 36788 states and 75941 transitions. [2021-06-05 20:20:50,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-05 20:20:50,452 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:20:50,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:20:50,495 INFO L225 Difference]: With dead ends: 36788 [2021-06-05 20:20:50,495 INFO L226 Difference]: Without dead ends: 36788 [2021-06-05 20:20:50,496 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3600 ImplicationChecksByTransitivity, 21741.6ms TimeCoverageRelationStatistics Valid=2750, Invalid=12012, Unknown=0, NotChecked=0, Total=14762 [2021-06-05 20:20:50,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36788 states. [2021-06-05 20:20:50,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36788 to 26409. [2021-06-05 20:20:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26409 states, 26399 states have (on average 2.084813818705254) internal successors, (55037), 26408 states have internal predecessors, (55037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:20:50,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26409 states to 26409 states and 55037 transitions. [2021-06-05 20:20:50,988 INFO L78 Accepts]: Start accepts. Automaton has 26409 states and 55037 transitions. Word has length 122 [2021-06-05 20:20:50,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:20:50,988 INFO L482 AbstractCegarLoop]: Abstraction has 26409 states and 55037 transitions. [2021-06-05 20:20:50,988 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:20:50,989 INFO L276 IsEmpty]: Start isEmpty. Operand 26409 states and 55037 transitions. [2021-06-05 20:20:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:20:50,993 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:20:50,993 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:20:50,993 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-05 20:20:50,993 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:20:50,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:20:50,994 INFO L82 PathProgramCache]: Analyzing trace with hash -898245356, now seen corresponding path program 12 times [2021-06-05 20:20:50,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:20:50,994 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150164303] [2021-06-05 20:20:50,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:20:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:20:51,397 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2021-06-05 20:20:52,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:20:52,942 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:20:52,942 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150164303] [2021-06-05 20:20:52,942 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150164303] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:20:52,942 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:20:52,942 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:20:52,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869833007] [2021-06-05 20:20:52,943 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:20:52,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:20:52,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:20:52,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:20:52,943 INFO L87 Difference]: Start difference. First operand 26409 states and 55037 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:20:53,991 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:20:54,274 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:20:54,474 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:20:54,656 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:20:54,881 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:20:55,105 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:20:55,348 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:20:55,614 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 20:20:55,990 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:20:56,285 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:20:56,547 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:20:56,765 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:20:57,033 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:20:57,231 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:20:57,469 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:20:57,722 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:20:57,999 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:20:58,307 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:20:58,683 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:20:59,073 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:20:59,299 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:20:59,506 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:20:59,744 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:20:59,919 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:21:00,120 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:21:00,337 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:21:00,739 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 20:21:00,978 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:21:01,307 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:21:01,552 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:21:01,880 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 20:21:02,296 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 20:21:02,575 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:21:03,000 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:21:03,476 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-06-05 20:21:03,908 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-05 20:21:04,384 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 20:21:04,673 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 20:21:05,127 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-06-05 20:21:05,462 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-05 20:21:05,853 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-05 20:21:06,190 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-06-05 20:21:06,471 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 20:21:06,888 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 137 [2021-06-05 20:21:07,271 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-05 20:21:07,598 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-05 20:21:08,031 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-05 20:21:08,384 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-06-05 20:21:08,710 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-05 20:21:09,094 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-06-05 20:21:09,594 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-05 20:21:10,149 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 20:21:10,400 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 20:21:10,664 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 20:21:11,011 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 20:21:11,380 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 20:21:11,841 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:21:12,246 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-06-05 20:21:12,970 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 144 [2021-06-05 20:21:13,555 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-05 20:21:13,905 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 20:21:14,399 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-05 20:21:14,734 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 20:21:15,689 WARN L205 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-06-05 20:21:16,223 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-06-05 20:21:19,453 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-06-05 20:21:20,051 WARN L205 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-05 20:21:20,451 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-05 20:21:20,894 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-05 20:21:21,345 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 20:21:22,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:21:22,526 INFO L93 Difference]: Finished difference Result 37026 states and 76426 transitions. [2021-06-05 20:21:22,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-05 20:21:22,527 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:21:22,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:21:22,567 INFO L225 Difference]: With dead ends: 37026 [2021-06-05 20:21:22,567 INFO L226 Difference]: Without dead ends: 37026 [2021-06-05 20:21:22,568 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3976 ImplicationChecksByTransitivity, 24488.9ms TimeCoverageRelationStatistics Valid=3018, Invalid=13238, Unknown=0, NotChecked=0, Total=16256 [2021-06-05 20:21:22,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37026 states. [2021-06-05 20:21:22,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37026 to 26415. [2021-06-05 20:21:22,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26415 states, 26405 states have (on average 2.084794546487408) internal successors, (55049), 26414 states have internal predecessors, (55049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:21:22,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26415 states to 26415 states and 55049 transitions. [2021-06-05 20:21:22,967 INFO L78 Accepts]: Start accepts. Automaton has 26415 states and 55049 transitions. Word has length 122 [2021-06-05 20:21:22,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:21:22,968 INFO L482 AbstractCegarLoop]: Abstraction has 26415 states and 55049 transitions. [2021-06-05 20:21:22,968 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:21:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 26415 states and 55049 transitions. [2021-06-05 20:21:22,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:21:22,972 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:21:22,972 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:21:22,972 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-05 20:21:22,972 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:21:22,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:21:22,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1327827878, now seen corresponding path program 13 times [2021-06-05 20:21:22,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:21:22,973 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38232913] [2021-06-05 20:21:22,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:21:22,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:21:24,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:21:24,676 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:21:24,676 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38232913] [2021-06-05 20:21:24,676 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38232913] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:21:24,676 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:21:24,676 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:21:24,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861311017] [2021-06-05 20:21:24,677 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:21:24,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:21:24,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:21:24,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:21:24,677 INFO L87 Difference]: Start difference. First operand 26415 states and 55049 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:21:25,646 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:21:25,885 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:21:26,039 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:21:26,210 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:21:26,414 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-05 20:21:26,627 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-05 20:21:26,859 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-05 20:21:27,126 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-05 20:21:27,383 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-05 20:21:27,656 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-05 20:21:27,903 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2021-06-05 20:21:28,114 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-05 20:21:28,367 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-05 20:21:28,554 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-05 20:21:28,753 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-05 20:21:29,006 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:21:29,255 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:21:29,530 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-05 20:21:29,855 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-05 20:21:30,192 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-06-05 20:21:30,391 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-05 20:21:30,582 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-05 20:21:30,803 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-05 20:21:30,966 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:21:31,157 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:21:31,372 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:21:31,730 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-06-05 20:21:31,987 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-05 20:21:32,363 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-05 20:21:32,601 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:21:32,910 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 20:21:33,339 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-06-05 20:21:33,637 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-06-05 20:21:34,050 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 20:21:34,464 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-06-05 20:21:34,861 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-06-05 20:21:35,293 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 20:21:35,585 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-05 20:21:35,956 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 20:21:36,280 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 20:21:36,608 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-05 20:21:36,937 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-06-05 20:21:37,229 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 20:21:37,605 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-06-05 20:21:37,975 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 20:21:38,331 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:21:38,634 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 20:21:39,005 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 20:21:39,315 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-05 20:21:39,745 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-05 20:21:40,068 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-06-05 20:21:40,415 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:21:40,901 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-06-05 20:21:42,170 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-06-05 20:21:42,532 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-06-05 20:21:42,949 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:21:43,285 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 20:21:43,614 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-05 20:21:44,051 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-06-05 20:21:47,167 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 20:21:47,504 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 20:21:47,843 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 20:21:48,216 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-05 20:21:49,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:21:49,219 INFO L93 Difference]: Finished difference Result 36153 states and 74648 transitions. [2021-06-05 20:21:49,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-05 20:21:49,220 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:21:49,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:21:49,256 INFO L225 Difference]: With dead ends: 36153 [2021-06-05 20:21:49,257 INFO L226 Difference]: Without dead ends: 36153 [2021-06-05 20:21:49,257 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3352 ImplicationChecksByTransitivity, 19849.1ms TimeCoverageRelationStatistics Valid=2831, Invalid=11931, Unknown=0, NotChecked=0, Total=14762 [2021-06-05 20:21:49,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36153 states. [2021-06-05 20:21:49,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36153 to 26326. [2021-06-05 20:21:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26326 states, 26316 states have (on average 2.084967320261438) internal successors, (54868), 26325 states have internal predecessors, (54868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:21:49,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26326 states to 26326 states and 54868 transitions. [2021-06-05 20:21:49,640 INFO L78 Accepts]: Start accepts. Automaton has 26326 states and 54868 transitions. Word has length 122 [2021-06-05 20:21:49,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:21:49,640 INFO L482 AbstractCegarLoop]: Abstraction has 26326 states and 54868 transitions. [2021-06-05 20:21:49,640 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:21:49,640 INFO L276 IsEmpty]: Start isEmpty. Operand 26326 states and 54868 transitions. [2021-06-05 20:21:49,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:21:49,644 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:21:49,645 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:21:49,645 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-05 20:21:49,645 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:21:49,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:21:49,645 INFO L82 PathProgramCache]: Analyzing trace with hash 306948138, now seen corresponding path program 14 times [2021-06-05 20:21:49,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:21:49,645 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826544988] [2021-06-05 20:21:49,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:21:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:21:51,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:21:51,437 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:21:51,437 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826544988] [2021-06-05 20:21:51,437 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826544988] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:21:51,437 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:21:51,437 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:21:51,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571267063] [2021-06-05 20:21:51,438 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:21:51,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:21:51,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:21:51,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1565, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:21:51,438 INFO L87 Difference]: Start difference. First operand 26326 states and 54868 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:21:52,171 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-05 20:21:52,354 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:21:52,596 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:21:52,754 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:21:52,930 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:21:53,133 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:21:53,350 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:21:53,598 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:21:53,871 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 20:21:54,135 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:21:54,422 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:21:54,681 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:21:54,900 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:21:55,170 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:21:55,366 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:21:55,587 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:21:55,824 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:21:56,122 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:21:56,396 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:21:56,733 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:21:57,105 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:21:57,338 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:21:57,544 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:21:57,777 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:21:57,965 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:21:58,168 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:21:58,379 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:21:58,743 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 20:21:58,982 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:21:59,301 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:21:59,538 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:21:59,848 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 20:22:00,257 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 20:22:00,561 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:22:00,969 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:22:01,410 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-06-05 20:22:01,880 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-05 20:22:02,221 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-05 20:22:02,574 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-06-05 20:22:03,022 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-06-05 20:22:03,321 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 20:22:03,729 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 142 [2021-06-05 20:22:04,136 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-05 20:22:04,444 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-05 20:22:04,830 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-06-05 20:22:05,143 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 125 [2021-06-05 20:22:05,473 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-06-05 20:22:05,759 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 20:22:06,162 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-05 20:22:06,584 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 143 [2021-06-05 20:22:06,900 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-05 20:22:07,232 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 20:22:07,683 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 150 [2021-06-05 20:22:08,008 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-06-05 20:22:08,434 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-06-05 20:22:08,927 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-05 20:22:09,485 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 20:22:09,745 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 20:22:10,016 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 20:22:10,362 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 20:22:10,698 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 20:22:11,095 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:22:11,908 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 136 [2021-06-05 20:22:12,455 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-06-05 20:22:12,977 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 157 [2021-06-05 20:22:13,307 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 20:22:13,654 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 20:22:14,003 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-06-05 20:22:14,414 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-06-05 20:22:14,950 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-06-05 20:22:18,066 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-06-05 20:22:18,479 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-06-05 20:22:18,886 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 20:22:20,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:22:20,018 INFO L93 Difference]: Finished difference Result 37208 states and 76794 transitions. [2021-06-05 20:22:20,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-06-05 20:22:20,018 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:22:20,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:22:20,054 INFO L225 Difference]: With dead ends: 37208 [2021-06-05 20:22:20,054 INFO L226 Difference]: Without dead ends: 37208 [2021-06-05 20:22:20,055 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4273 ImplicationChecksByTransitivity, 23750.6ms TimeCoverageRelationStatistics Valid=3209, Invalid=13821, Unknown=0, NotChecked=0, Total=17030 [2021-06-05 20:22:20,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37208 states. [2021-06-05 20:22:20,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37208 to 26421. [2021-06-05 20:22:20,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26421 states, 26411 states have (on average 2.084775283026012) internal successors, (55061), 26420 states have internal predecessors, (55061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:22:20,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26421 states to 26421 states and 55061 transitions. [2021-06-05 20:22:20,427 INFO L78 Accepts]: Start accepts. Automaton has 26421 states and 55061 transitions. Word has length 122 [2021-06-05 20:22:20,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:22:20,427 INFO L482 AbstractCegarLoop]: Abstraction has 26421 states and 55061 transitions. [2021-06-05 20:22:20,427 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:22:20,428 INFO L276 IsEmpty]: Start isEmpty. Operand 26421 states and 55061 transitions. [2021-06-05 20:22:20,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:22:20,432 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:22:20,432 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:22:20,432 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-05 20:22:20,432 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:22:20,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:22:20,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1761945924, now seen corresponding path program 15 times [2021-06-05 20:22:20,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:22:20,432 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516755320] [2021-06-05 20:22:20,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:22:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:22:21,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:22:21,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:22:21,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516755320] [2021-06-05 20:22:21,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516755320] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:22:21,832 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:22:21,832 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:22:21,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281923367] [2021-06-05 20:22:21,833 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:22:21,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:22:21,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:22:21,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1574, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:22:21,833 INFO L87 Difference]: Start difference. First operand 26421 states and 55061 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:22:22,781 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:22:23,022 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:22:23,173 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:22:23,342 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:22:23,544 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-05 20:22:23,757 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-05 20:22:24,020 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-06-05 20:22:24,279 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-05 20:22:24,524 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-06-05 20:22:24,805 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-06-05 20:22:25,049 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2021-06-05 20:22:25,256 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-06-05 20:22:25,507 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-05 20:22:25,687 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-05 20:22:25,883 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-05 20:22:26,105 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:22:26,352 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:22:26,628 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-06-05 20:22:27,002 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-06-05 20:22:27,339 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-06-05 20:22:27,544 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-06-05 20:22:27,741 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-06-05 20:22:27,965 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-06-05 20:22:28,130 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:22:28,355 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:22:28,594 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:22:28,993 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-06-05 20:22:29,258 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-06-05 20:22:29,583 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-06-05 20:22:29,833 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:22:30,135 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 20:22:30,524 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-06-05 20:22:30,806 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-06-05 20:22:31,246 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 20:22:31,649 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-06-05 20:22:32,072 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-06-05 20:22:32,408 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-06-05 20:22:32,739 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 124 [2021-06-05 20:22:33,199 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 132 [2021-06-05 20:22:33,544 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-06-05 20:22:33,954 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 20:22:34,310 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-06-05 20:22:34,625 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 20:22:34,947 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 20:22:35,247 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 20:22:35,560 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-06-05 20:22:35,876 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 20:22:36,235 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-05 20:22:36,564 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 20:22:36,924 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-06-05 20:22:37,293 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:22:37,595 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 20:22:37,953 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 20:22:38,264 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-05 20:22:38,639 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 20:22:38,941 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-05 20:22:39,372 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-05 20:22:39,681 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-05 20:22:40,053 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-06-05 20:22:40,398 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:22:40,903 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-06-05 20:22:42,379 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:22:42,858 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-06-05 20:22:43,261 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:22:43,584 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 20:22:43,902 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-06-05 20:22:44,248 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-05 20:22:44,732 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-06-05 20:22:47,525 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 20:22:47,878 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 20:22:48,185 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 20:22:48,483 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-05 20:22:48,827 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 20:22:49,242 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:22:49,578 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-05 20:22:49,870 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 20:22:50,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:22:50,865 INFO L93 Difference]: Finished difference Result 36743 states and 75843 transitions. [2021-06-05 20:22:50,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-05 20:22:50,866 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:22:50,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:22:50,901 INFO L225 Difference]: With dead ends: 36743 [2021-06-05 20:22:50,901 INFO L226 Difference]: Without dead ends: 36743 [2021-06-05 20:22:50,901 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4491 ImplicationChecksByTransitivity, 24332.7ms TimeCoverageRelationStatistics Valid=3572, Invalid=14788, Unknown=0, NotChecked=0, Total=18360 [2021-06-05 20:22:50,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36743 states. [2021-06-05 20:22:51,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36743 to 26334. [2021-06-05 20:22:51,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26334 states, 26324 states have (on average 2.084941498252545) internal successors, (54884), 26333 states have internal predecessors, (54884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:22:51,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26334 states to 26334 states and 54884 transitions. [2021-06-05 20:22:51,272 INFO L78 Accepts]: Start accepts. Automaton has 26334 states and 54884 transitions. Word has length 122 [2021-06-05 20:22:51,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:22:51,272 INFO L482 AbstractCegarLoop]: Abstraction has 26334 states and 54884 transitions. [2021-06-05 20:22:51,272 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:22:51,272 INFO L276 IsEmpty]: Start isEmpty. Operand 26334 states and 54884 transitions. [2021-06-05 20:22:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:22:51,276 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:22:51,276 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:22:51,276 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-05 20:22:51,276 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:22:51,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:22:51,276 INFO L82 PathProgramCache]: Analyzing trace with hash -1571733586, now seen corresponding path program 16 times [2021-06-05 20:22:51,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:22:51,277 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874806667] [2021-06-05 20:22:51,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:22:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:22:52,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:22:52,586 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:22:52,587 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874806667] [2021-06-05 20:22:52,587 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874806667] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:22:52,587 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:22:52,587 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-06-05 20:22:52,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657235704] [2021-06-05 20:22:52,587 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-05 20:22:52,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:22:52,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-05 20:22:52,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1498, Unknown=0, NotChecked=0, Total=1640 [2021-06-05 20:22:52,588 INFO L87 Difference]: Start difference. First operand 26334 states and 54884 transitions. Second operand has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:22:53,162 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-06-05 20:22:53,477 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:22:53,713 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:22:53,874 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:22:54,062 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:22:54,260 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:22:54,468 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:22:54,697 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:22:54,975 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-05 20:22:55,226 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:22:55,499 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:22:55,739 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:22:55,943 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:22:56,188 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:22:56,368 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:22:56,561 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:22:56,781 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:22:57,024 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:22:57,306 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:22:57,629 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:22:57,992 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:22:58,183 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:22:58,369 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:22:58,585 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:22:58,748 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:22:58,939 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:22:59,153 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:22:59,509 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 20:22:59,743 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:23:00,059 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:23:00,296 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:23:00,599 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 20:23:00,982 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-05 20:23:01,253 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:23:01,652 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 20:23:02,087 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-06-05 20:23:02,503 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-05 20:23:02,837 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-05 20:23:03,158 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-05 20:23:03,575 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 135 [2021-06-05 20:23:03,956 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-06-05 20:23:04,349 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:23:04,706 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 139 [2021-06-05 20:23:05,107 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-06-05 20:23:05,430 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 20:23:05,722 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 122 [2021-06-05 20:23:06,011 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 20:23:06,401 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-06-05 20:23:06,737 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 20:23:07,059 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 20:23:07,367 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 20:23:07,732 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 20:23:08,032 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-05 20:23:08,463 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-05 20:23:08,771 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-06-05 20:23:09,098 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-06-05 20:23:09,556 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 125 [2021-06-05 20:23:11,063 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:23:11,458 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-06-05 20:23:11,790 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 20:23:12,098 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-06-05 20:23:12,500 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 128 [2021-06-05 20:23:15,252 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 20:23:15,644 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 20:23:15,952 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 20:23:16,240 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-06-05 20:23:16,572 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 20:23:16,911 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-06-05 20:23:17,257 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:23:17,573 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-05 20:23:17,872 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 20:23:18,242 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 121 [2021-06-05 20:23:19,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:23:19,323 INFO L93 Difference]: Finished difference Result 36279 states and 74903 transitions. [2021-06-05 20:23:19,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-06-05 20:23:19,323 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:23:19,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:23:19,359 INFO L225 Difference]: With dead ends: 36279 [2021-06-05 20:23:19,359 INFO L226 Difference]: Without dead ends: 36279 [2021-06-05 20:23:19,360 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4169 ImplicationChecksByTransitivity, 22175.5ms TimeCoverageRelationStatistics Valid=3305, Invalid=13987, Unknown=0, NotChecked=0, Total=17292 [2021-06-05 20:23:19,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36279 states. [2021-06-05 20:23:19,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36279 to 26323. [2021-06-05 20:23:19,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26323 states, 26313 states have (on average 2.084977007562802) internal successors, (54862), 26322 states have internal predecessors, (54862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:23:19,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26323 states to 26323 states and 54862 transitions. [2021-06-05 20:23:19,778 INFO L78 Accepts]: Start accepts. Automaton has 26323 states and 54862 transitions. Word has length 122 [2021-06-05 20:23:19,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:23:19,778 INFO L482 AbstractCegarLoop]: Abstraction has 26323 states and 54862 transitions. [2021-06-05 20:23:19,778 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:23:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 26323 states and 54862 transitions. [2021-06-05 20:23:19,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:23:19,782 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:23:19,782 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:23:19,782 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-05 20:23:19,782 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:23:19,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:23:19,783 INFO L82 PathProgramCache]: Analyzing trace with hash -863300320, now seen corresponding path program 17 times [2021-06-05 20:23:19,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:23:19,783 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881582796] [2021-06-05 20:23:19,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:23:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:23:21,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:23:21,315 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:23:21,316 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881582796] [2021-06-05 20:23:21,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881582796] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:23:21,316 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:23:21,316 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:23:21,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838175230] [2021-06-05 20:23:21,316 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:23:21,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:23:21,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:23:21,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:23:21,317 INFO L87 Difference]: Start difference. First operand 26323 states and 54862 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:23:22,097 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:23:22,322 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:23:22,469 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:23:22,630 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:23:22,819 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:23:23,021 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:23:23,240 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:23:23,482 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 20:23:23,723 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:23:24,053 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:23:24,294 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:23:24,500 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:23:24,747 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:23:24,928 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:23:25,124 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:23:25,348 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:23:25,597 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:23:25,869 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:23:26,196 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:23:26,530 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:23:26,727 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:23:26,914 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:23:27,129 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:23:27,294 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:23:27,486 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:23:27,701 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:23:28,063 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 20:23:28,330 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:23:28,652 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:23:28,888 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:23:29,194 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 20:23:29,604 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 20:23:29,876 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:23:30,319 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-06-05 20:23:30,736 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-06-05 20:23:31,009 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:23:31,430 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-06-05 20:23:31,885 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 151 [2021-06-05 20:23:32,312 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-05 20:23:32,705 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-06-05 20:23:33,070 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-06-05 20:23:33,482 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-06-05 20:23:33,921 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 135 [2021-06-05 20:23:34,229 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 20:23:34,600 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 143 [2021-06-05 20:23:35,000 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-06-05 20:23:35,313 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-06-05 20:23:35,646 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-06-05 20:23:35,980 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 136 [2021-06-05 20:23:36,354 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 139 [2021-06-05 20:23:36,645 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 20:23:37,059 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-06-05 20:23:37,455 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-05 20:23:37,766 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-06-05 20:23:38,104 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-06-05 20:23:38,536 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-06-05 20:23:38,900 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-06-05 20:23:39,378 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 141 [2021-06-05 20:23:39,878 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 154 [2021-06-05 20:23:40,428 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 20:23:40,688 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 20:23:40,959 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 20:23:41,339 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 20:23:41,682 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 20:23:42,089 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:23:42,910 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-06-05 20:23:43,429 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-06-05 20:23:43,930 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-06-05 20:23:44,227 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 20:23:44,572 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-05 20:23:44,921 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 138 [2021-06-05 20:23:45,368 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 148 [2021-06-05 20:23:45,986 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 161 [2021-06-05 20:23:49,214 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-06-05 20:23:49,606 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 20:23:50,055 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-06-05 20:23:50,485 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-05 20:23:50,892 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-06-05 20:23:51,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:23:51,978 INFO L93 Difference]: Finished difference Result 37017 states and 76404 transitions. [2021-06-05 20:23:51,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-05 20:23:51,978 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:23:51,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:23:52,014 INFO L225 Difference]: With dead ends: 37017 [2021-06-05 20:23:52,014 INFO L226 Difference]: Without dead ends: 37017 [2021-06-05 20:23:52,015 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4799 ImplicationChecksByTransitivity, 25598.6ms TimeCoverageRelationStatistics Valid=3539, Invalid=15093, Unknown=0, NotChecked=0, Total=18632 [2021-06-05 20:23:52,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37017 states. [2021-06-05 20:23:52,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37017 to 26424. [2021-06-05 20:23:52,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26424 states, 26414 states have (on average 2.0847656545771183) internal successors, (55067), 26423 states have internal predecessors, (55067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:23:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26424 states to 26424 states and 55067 transitions. [2021-06-05 20:23:52,387 INFO L78 Accepts]: Start accepts. Automaton has 26424 states and 55067 transitions. Word has length 122 [2021-06-05 20:23:52,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:23:52,387 INFO L482 AbstractCegarLoop]: Abstraction has 26424 states and 55067 transitions. [2021-06-05 20:23:52,388 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:23:52,388 INFO L276 IsEmpty]: Start isEmpty. Operand 26424 states and 55067 transitions. [2021-06-05 20:23:52,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:23:52,391 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:23:52,391 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:23:52,391 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-05 20:23:52,391 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:23:52,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:23:52,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1362772914, now seen corresponding path program 18 times [2021-06-05 20:23:52,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:23:52,392 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922558428] [2021-06-05 20:23:52,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:23:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:23:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:23:53,731 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:23:53,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922558428] [2021-06-05 20:23:53,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922558428] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:23:53,732 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:23:53,732 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:23:53,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211170530] [2021-06-05 20:23:53,732 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:23:53,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:23:53,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:23:53,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:23:53,733 INFO L87 Difference]: Start difference. First operand 26424 states and 55067 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:23:54,559 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-06-05 20:23:54,735 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:23:54,977 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:23:55,130 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:23:55,303 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:23:55,504 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:23:55,715 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:23:55,948 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:23:56,220 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-06-05 20:23:56,459 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:23:56,730 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:23:56,974 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:23:57,179 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:23:57,431 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:23:57,612 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:23:57,807 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:23:58,030 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:23:58,276 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:23:58,554 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:23:58,883 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:23:59,267 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:23:59,464 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:23:59,659 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:23:59,877 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:24:00,041 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:24:00,235 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:24:00,452 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:24:00,811 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 20:24:01,047 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:24:01,368 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:24:01,608 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:24:01,919 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-06-05 20:24:02,319 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-06-05 20:24:02,602 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:24:03,030 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-06-05 20:24:03,466 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-06-05 20:24:03,743 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-06-05 20:24:04,146 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-05 20:24:04,579 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-06-05 20:24:04,961 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-06-05 20:24:05,318 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-05 20:24:05,659 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-06-05 20:24:06,008 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-06-05 20:24:06,434 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 130 [2021-06-05 20:24:06,760 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:24:07,114 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 137 [2021-06-05 20:24:07,467 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-06-05 20:24:07,814 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-06-05 20:24:08,136 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 20:24:08,438 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 128 [2021-06-05 20:24:08,759 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-06-05 20:24:09,043 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-06-05 20:24:09,399 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 20:24:09,722 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:24:10,079 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-06-05 20:24:10,444 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 145 [2021-06-05 20:24:10,750 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 20:24:11,100 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 20:24:11,416 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-05 20:24:11,790 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 20:24:12,143 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-06-05 20:24:12,569 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-06-05 20:24:12,891 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 20:24:13,239 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 128 [2021-06-05 20:24:13,596 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-06-05 20:24:14,123 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-05 20:24:15,649 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-06-05 20:24:16,126 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 136 [2021-06-05 20:24:16,583 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:24:16,904 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-06-05 20:24:17,224 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 127 [2021-06-05 20:24:17,588 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 20:24:18,061 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 140 [2021-06-05 20:24:21,348 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 20:24:21,704 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:24:22,043 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-06-05 20:24:22,348 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-06-05 20:24:22,651 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-05 20:24:22,964 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-05 20:24:23,278 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-06-05 20:24:23,648 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-06-05 20:24:24,008 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-06-05 20:24:24,326 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-06-05 20:24:24,630 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 120 [2021-06-05 20:24:24,958 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-06-05 20:24:26,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:24:26,260 INFO L93 Difference]: Finished difference Result 36622 states and 75597 transitions. [2021-06-05 20:24:26,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-05 20:24:26,261 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:24:26,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:24:26,296 INFO L225 Difference]: With dead ends: 36622 [2021-06-05 20:24:26,296 INFO L226 Difference]: Without dead ends: 36622 [2021-06-05 20:24:26,297 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5228 ImplicationChecksByTransitivity, 26709.6ms TimeCoverageRelationStatistics Valid=3987, Invalid=16605, Unknown=0, NotChecked=0, Total=20592 [2021-06-05 20:24:26,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36622 states. [2021-06-05 20:24:26,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36622 to 26337. [2021-06-05 20:24:26,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26337 states, 26327 states have (on average 2.084931819045087) internal successors, (54890), 26336 states have internal predecessors, (54890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:24:26,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26337 states to 26337 states and 54890 transitions. [2021-06-05 20:24:26,665 INFO L78 Accepts]: Start accepts. Automaton has 26337 states and 54890 transitions. Word has length 122 [2021-06-05 20:24:26,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:24:26,666 INFO L482 AbstractCegarLoop]: Abstraction has 26337 states and 54890 transitions. [2021-06-05 20:24:26,666 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:24:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 26337 states and 54890 transitions. [2021-06-05 20:24:26,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:24:26,669 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:24:26,669 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:24:26,669 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-05 20:24:26,669 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:24:26,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:24:26,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1552985252, now seen corresponding path program 19 times [2021-06-05 20:24:26,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:24:26,670 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299257968] [2021-06-05 20:24:26,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:24:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:24:28,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:24:28,218 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:24:28,219 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299257968] [2021-06-05 20:24:28,219 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299257968] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:24:28,219 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:24:28,219 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:24:28,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589914378] [2021-06-05 20:24:28,219 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:24:28,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:24:28,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:24:28,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:24:28,220 INFO L87 Difference]: Start difference. First operand 26337 states and 54890 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:24:29,068 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:24:29,294 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:24:29,441 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:24:29,604 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:24:29,844 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:24:30,047 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:24:30,266 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:24:30,510 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 20:24:30,750 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:24:31,022 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:24:31,263 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:24:31,468 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:24:31,714 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:24:31,896 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:24:32,091 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:24:32,313 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:24:32,562 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:24:32,838 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:24:33,162 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:24:33,509 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:24:33,709 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:24:33,900 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:24:34,119 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:24:34,318 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:24:34,510 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:24:34,721 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:24:35,084 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-06-05 20:24:35,320 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:24:35,639 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:24:35,929 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:24:36,270 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 20:24:36,722 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-06-05 20:24:37,031 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:24:37,470 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-06-05 20:24:37,889 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-06-05 20:24:38,169 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:24:38,590 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 138 [2021-06-05 20:24:39,073 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-06-05 20:24:39,503 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-06-05 20:24:39,854 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-06-05 20:24:40,224 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-06-05 20:24:40,619 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-06-05 20:24:41,091 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-06-05 20:24:41,479 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-06-05 20:24:41,887 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-06-05 20:24:42,262 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 140 [2021-06-05 20:24:42,652 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-06-05 20:24:43,078 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-06-05 20:24:43,409 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-06-05 20:24:43,738 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 133 [2021-06-05 20:24:44,097 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-06-05 20:24:44,396 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-06-05 20:24:44,772 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 20:24:45,124 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 20:24:45,516 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-06-05 20:24:45,906 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-06-05 20:24:46,219 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-06-05 20:24:46,596 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-06-05 20:24:46,936 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-06-05 20:24:47,373 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-06-05 20:24:47,729 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-06-05 20:24:48,163 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-06-05 20:24:48,538 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 130 [2021-06-05 20:24:48,919 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-06-05 20:24:49,302 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-05 20:24:49,845 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-06-05 20:24:50,423 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 20:24:50,675 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 20:24:50,940 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 20:24:51,273 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 20:24:51,650 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 20:24:52,034 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:24:52,822 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 136 [2021-06-05 20:24:53,351 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-06-05 20:24:53,801 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-06-05 20:24:54,101 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-06-05 20:24:54,456 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-06-05 20:24:54,821 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-06-05 20:24:55,240 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-05 20:24:55,770 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-06-05 20:24:58,600 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-06-05 20:24:58,981 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 20:24:59,363 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-06-05 20:24:59,669 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-06-05 20:24:59,992 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-06-05 20:25:00,320 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 125 [2021-06-05 20:25:00,719 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-06-05 20:25:01,106 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 133 [2021-06-05 20:25:01,500 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-06-05 20:25:01,939 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-06-05 20:25:02,256 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 108 [2021-06-05 20:25:02,584 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 126 [2021-06-05 20:25:03,019 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-06-05 20:25:03,488 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-05 20:25:04,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:25:04,593 INFO L93 Difference]: Finished difference Result 36629 states and 75610 transitions. [2021-06-05 20:25:04,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-06-05 20:25:04,594 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:25:04,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:25:04,633 INFO L225 Difference]: With dead ends: 36629 [2021-06-05 20:25:04,633 INFO L226 Difference]: Without dead ends: 36629 [2021-06-05 20:25:04,634 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 155 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6743 ImplicationChecksByTransitivity, 31380.2ms TimeCoverageRelationStatistics Valid=4531, Invalid=19961, Unknown=0, NotChecked=0, Total=24492 [2021-06-05 20:25:04,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36629 states. [2021-06-05 20:25:05,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36629 to 26329. [2021-06-05 20:25:05,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26329 states, 26319 states have (on average 2.0849576351685095) internal successors, (54874), 26328 states have internal predecessors, (54874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:25:05,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26329 states to 26329 states and 54874 transitions. [2021-06-05 20:25:05,097 INFO L78 Accepts]: Start accepts. Automaton has 26329 states and 54874 transitions. Word has length 122 [2021-06-05 20:25:05,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:25:05,098 INFO L482 AbstractCegarLoop]: Abstraction has 26329 states and 54874 transitions. [2021-06-05 20:25:05,098 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:25:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 26329 states and 54874 transitions. [2021-06-05 20:25:05,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:25:05,101 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:25:05,101 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:25:05,101 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-05 20:25:05,101 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:25:05,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:25:05,102 INFO L82 PathProgramCache]: Analyzing trace with hash 107216942, now seen corresponding path program 20 times [2021-06-05 20:25:05,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:25:05,102 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681275906] [2021-06-05 20:25:05,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:25:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:25:06,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:25:06,080 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:25:06,080 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681275906] [2021-06-05 20:25:06,080 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681275906] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:25:06,080 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:25:06,080 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 20:25:06,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979750080] [2021-06-05 20:25:06,081 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 20:25:06,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:25:06,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 20:25:06,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 20:25:06,081 INFO L87 Difference]: Start difference. First operand 26329 states and 54874 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:25:06,682 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:25:06,841 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 20:25:07,031 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 20:25:07,167 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:25:07,314 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 20:25:07,482 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 20:25:07,674 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 20:25:07,901 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 20:25:08,136 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 20:25:08,381 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 20:25:08,654 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 20:25:08,950 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 20:25:09,247 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-06-05 20:25:09,515 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-06-05 20:25:09,850 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 20:25:10,141 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-06-05 20:25:10,390 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-06-05 20:25:10,656 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-06-05 20:25:10,999 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 20:25:11,316 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-06-05 20:25:11,630 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-06-05 20:25:11,991 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 20:25:12,237 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-06-05 20:25:12,583 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-06-05 20:25:12,842 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-06-05 20:25:13,123 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-06-05 20:25:13,331 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 20:25:13,719 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-06-05 20:25:14,094 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-06-05 20:25:14,329 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 20:25:14,542 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-06-05 20:25:14,802 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 20:25:15,060 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-06-05 20:25:15,441 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 20:25:15,729 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-06-05 20:25:15,992 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-06-05 20:25:16,427 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-06-05 20:25:16,796 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 20:25:17,082 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 20:25:17,393 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-06-05 20:25:17,713 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:25:18,171 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:25:18,555 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-06-05 20:25:18,890 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-06-05 20:25:19,226 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-06-05 20:25:19,668 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-05 20:25:20,180 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-05 20:25:20,508 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 20:25:20,947 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-05 20:25:21,342 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-05 20:25:21,730 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-06-05 20:25:22,108 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-06-05 20:25:22,569 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 20:25:23,141 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-05 20:25:23,663 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-06-05 20:25:24,078 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:25:24,522 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 20:25:24,918 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:25:25,404 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 20:25:25,750 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 20:25:26,090 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:25:26,499 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-06-05 20:25:26,846 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:25:27,213 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-06-05 20:25:27,580 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 20:25:27,988 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 20:25:28,393 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:25:28,944 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 20:25:29,351 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 20:25:29,847 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:25:30,395 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-06-05 20:25:30,656 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-06-05 20:25:31,007 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-06-05 20:25:31,470 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-06-05 20:25:31,881 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 20:25:32,327 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-06-05 20:25:33,032 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 20:25:33,538 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-06-05 20:25:33,950 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-05 20:25:34,386 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 20:25:34,847 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-06-05 20:25:36,661 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-06-05 20:25:36,920 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-06-05 20:25:37,235 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-06-05 20:25:37,435 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-06-05 20:25:37,673 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-06-05 20:25:37,989 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-06-05 20:25:38,375 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-06-05 20:25:38,782 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:25:39,077 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-06-05 20:25:39,439 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-06-05 20:25:39,801 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-05 20:25:40,448 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-06-05 20:25:40,993 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 20:25:41,320 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:25:41,689 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:25:42,042 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:25:42,383 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:25:42,740 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-06-05 20:25:43,130 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 20:25:43,503 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:25:43,874 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 20:25:44,283 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 20:25:45,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:25:45,112 INFO L93 Difference]: Finished difference Result 36774 states and 75914 transitions. [2021-06-05 20:25:45,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-05 20:25:45,112 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:25:45,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:25:45,153 INFO L225 Difference]: With dead ends: 36774 [2021-06-05 20:25:45,154 INFO L226 Difference]: Without dead ends: 36774 [2021-06-05 20:25:45,154 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7516 ImplicationChecksByTransitivity, 34591.3ms TimeCoverageRelationStatistics Valid=5367, Invalid=21039, Unknown=0, NotChecked=0, Total=26406 [2021-06-05 20:25:45,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36774 states. [2021-06-05 20:25:45,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36774 to 26332. [2021-06-05 20:25:45,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26332 states, 26322 states have (on average 2.0849479522832612) internal successors, (54880), 26331 states have internal predecessors, (54880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:25:45,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26332 states to 26332 states and 54880 transitions. [2021-06-05 20:25:45,527 INFO L78 Accepts]: Start accepts. Automaton has 26332 states and 54880 transitions. Word has length 122 [2021-06-05 20:25:45,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:25:45,528 INFO L482 AbstractCegarLoop]: Abstraction has 26332 states and 54880 transitions. [2021-06-05 20:25:45,528 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:25:45,528 INFO L276 IsEmpty]: Start isEmpty. Operand 26332 states and 54880 transitions. [2021-06-05 20:25:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:25:45,531 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:25:45,531 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:25:45,531 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-05 20:25:45,531 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:25:45,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:25:45,532 INFO L82 PathProgramCache]: Analyzing trace with hash -34059580, now seen corresponding path program 21 times [2021-06-05 20:25:45,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:25:45,532 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785201202] [2021-06-05 20:25:45,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:25:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:25:46,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:25:46,568 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:25:46,568 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785201202] [2021-06-05 20:25:46,569 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785201202] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:25:46,569 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:25:46,569 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 20:25:46,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451383405] [2021-06-05 20:25:46,569 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 20:25:46,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:25:46,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 20:25:46,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 20:25:46,570 INFO L87 Difference]: Start difference. First operand 26332 states and 54880 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:25:47,173 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:25:47,336 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-05 20:25:47,516 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 20:25:47,646 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-06-05 20:25:47,794 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-06-05 20:25:47,964 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 20:25:48,156 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-06-05 20:25:48,386 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-06-05 20:25:48,663 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-06-05 20:25:48,901 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-06-05 20:25:49,165 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-06-05 20:25:49,462 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-06-05 20:25:49,805 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-06-05 20:25:50,157 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-06-05 20:25:50,372 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-06-05 20:25:50,588 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-06-05 20:25:50,831 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-06-05 20:25:51,011 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-06-05 20:25:51,222 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-06-05 20:25:51,588 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-06-05 20:25:51,966 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-06-05 20:25:52,229 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-06-05 20:25:52,570 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 20:25:52,826 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-06-05 20:25:53,166 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-06-05 20:25:53,567 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-06-05 20:25:53,869 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-06-05 20:25:54,318 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-06-05 20:25:54,834 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-06-05 20:25:55,136 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-06-05 20:25:55,557 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-06-05 20:25:55,947 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-06-05 20:25:56,384 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-06-05 20:25:56,845 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-06-05 20:25:57,221 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-06-05 20:25:57,685 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-06-05 20:25:58,116 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 168 [2021-06-05 20:25:58,510 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:25:58,964 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 20:25:59,349 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:25:59,770 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-06-05 20:26:00,106 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 20:26:00,449 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 20:26:00,763 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-06-05 20:26:01,135 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-06-05 20:26:01,520 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:26:01,893 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-06-05 20:26:02,298 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-06-05 20:26:02,620 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 20:26:02,999 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 20:26:03,346 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:26:03,831 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-06-05 20:26:04,180 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-06-05 20:26:04,544 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 20:26:05,016 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-05 20:26:05,418 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-06-05 20:26:05,878 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-06-05 20:26:07,305 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-06-05 20:26:07,796 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-06-05 20:26:08,163 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-06-05 20:26:08,515 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-06-05 20:26:08,950 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-06-05 20:26:09,482 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-06-05 20:26:12,405 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-06-05 20:26:12,779 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-06-05 20:26:13,098 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-06-05 20:26:13,429 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-06-05 20:26:13,770 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-06-05 20:26:14,160 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-06-05 20:26:14,537 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-06-05 20:26:14,975 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-06-05 20:26:15,307 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-06-05 20:26:15,640 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-06-05 20:26:16,060 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-06-05 20:26:16,482 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-06-05 20:26:17,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:26:17,530 INFO L93 Difference]: Finished difference Result 36711 states and 75781 transitions. [2021-06-05 20:26:17,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-05 20:26:17,531 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:26:17,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:26:17,566 INFO L225 Difference]: With dead ends: 36711 [2021-06-05 20:26:17,566 INFO L226 Difference]: Without dead ends: 36711 [2021-06-05 20:26:17,567 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4113 ImplicationChecksByTransitivity, 25978.7ms TimeCoverageRelationStatistics Valid=3724, Invalid=13306, Unknown=0, NotChecked=0, Total=17030 [2021-06-05 20:26:17,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36711 states. [2021-06-05 20:26:17,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36711 to 26323. [2021-06-05 20:26:17,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26323 states, 26313 states have (on average 2.084977007562802) internal successors, (54862), 26322 states have internal predecessors, (54862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:26:17,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26323 states to 26323 states and 54862 transitions. [2021-06-05 20:26:17,934 INFO L78 Accepts]: Start accepts. Automaton has 26323 states and 54862 transitions. Word has length 122 [2021-06-05 20:26:17,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:26:17,934 INFO L482 AbstractCegarLoop]: Abstraction has 26323 states and 54862 transitions. [2021-06-05 20:26:17,934 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:26:17,934 INFO L276 IsEmpty]: Start isEmpty. Operand 26323 states and 54862 transitions. [2021-06-05 20:26:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:26:17,937 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:26:17,937 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:26:17,938 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-05 20:26:17,938 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:26:17,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:26:17,938 INFO L82 PathProgramCache]: Analyzing trace with hash 983551166, now seen corresponding path program 22 times [2021-06-05 20:26:17,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:26:17,938 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033990872] [2021-06-05 20:26:17,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:26:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:26:18,790 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 42 [2021-06-05 20:26:19,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:26:19,572 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:26:19,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033990872] [2021-06-05 20:26:19,572 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033990872] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:26:19,572 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:26:19,572 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:26:19,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615938297] [2021-06-05 20:26:19,573 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:26:19,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:26:19,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:26:19,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:26:19,573 INFO L87 Difference]: Start difference. First operand 26323 states and 54862 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:26:20,435 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:26:20,665 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:26:20,810 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:26:20,974 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:26:21,165 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:26:21,368 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:26:21,588 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:26:21,836 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 20:26:22,075 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:26:22,345 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:26:22,589 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:26:22,793 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:26:23,039 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:26:23,219 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:26:23,454 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:26:23,677 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:26:23,922 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:26:24,197 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:26:24,520 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:26:24,867 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:26:25,228 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-05 20:26:25,404 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:26:25,594 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:26:25,815 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:26:25,979 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:26:26,321 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 120 [2021-06-05 20:26:26,677 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 122 [2021-06-05 20:26:26,862 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:26:27,083 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:26:27,376 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:26:27,803 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 123 [2021-06-05 20:26:28,157 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 118 [2021-06-05 20:26:28,427 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:26:28,666 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:26:29,020 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-06-05 20:26:29,285 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 20:26:29,709 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 128 [2021-06-05 20:26:30,035 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 119 [2021-06-05 20:26:30,318 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:26:30,772 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 20:26:31,056 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:26:31,528 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 128 [2021-06-05 20:26:31,937 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 131 [2021-06-05 20:26:32,448 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 136 [2021-06-05 20:26:32,867 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 127 [2021-06-05 20:26:33,318 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 134 [2021-06-05 20:26:33,864 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 127 [2021-06-05 20:26:34,415 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 123 [2021-06-05 20:26:34,762 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 126 [2021-06-05 20:26:35,243 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 132 [2021-06-05 20:26:35,753 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 140 [2021-06-05 20:26:36,243 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 136 [2021-06-05 20:26:36,557 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 121 [2021-06-05 20:26:37,092 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 144 [2021-06-05 20:26:37,484 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 131 [2021-06-05 20:26:37,967 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 140 [2021-06-05 20:26:38,326 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 126 [2021-06-05 20:26:38,690 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 130 [2021-06-05 20:26:39,132 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 135 [2021-06-05 20:26:39,682 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 148 [2021-06-05 20:26:40,110 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 138 [2021-06-05 20:26:40,657 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 144 [2021-06-05 20:26:41,037 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 130 [2021-06-05 20:26:41,431 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 134 [2021-06-05 20:26:41,953 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 139 [2021-06-05 20:26:42,399 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 142 [2021-06-05 20:26:42,936 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 152 [2021-06-05 20:26:43,420 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 136 [2021-06-05 20:26:43,824 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 134 [2021-06-05 20:26:44,227 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 138 [2021-06-05 20:26:44,724 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 143 [2021-06-05 20:26:45,195 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 146 [2021-06-05 20:26:45,718 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 144 [2021-06-05 20:26:46,244 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 142 [2021-06-05 20:26:46,670 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 138 [2021-06-05 20:26:47,097 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 142 [2021-06-05 20:26:47,531 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 135 [2021-06-05 20:26:48,026 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 150 [2021-06-05 20:26:48,652 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 150 [2021-06-05 20:26:49,084 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 130 [2021-06-05 20:26:49,486 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-06-05 20:26:49,968 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 142 [2021-06-05 20:26:50,417 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 141 [2021-06-05 20:26:50,876 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 136 [2021-06-05 20:26:51,317 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 144 [2021-06-05 20:26:51,503 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 20:26:52,020 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 148 [2021-06-05 20:26:52,255 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 20:26:52,545 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 20:26:52,879 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 20:26:53,258 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-06-05 20:26:53,574 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 20:26:54,059 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 132 [2021-06-05 20:26:54,574 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 140 [2021-06-05 20:26:54,919 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-05 20:26:55,357 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 131 [2021-06-05 20:26:55,731 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 126 [2021-06-05 20:26:56,118 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-06-05 20:26:56,429 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:26:56,884 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 138 [2021-06-05 20:26:57,330 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 130 [2021-06-05 20:26:58,387 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 135 [2021-06-05 20:26:58,741 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 133 [2021-06-05 20:26:59,267 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 143 [2021-06-05 20:26:59,748 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 134 [2021-06-05 20:27:00,138 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 129 [2021-06-05 20:27:00,517 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-05 20:27:01,006 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 141 [2021-06-05 20:27:01,429 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 122 [2021-06-05 20:27:04,084 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 124 [2021-06-05 20:27:04,482 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 132 [2021-06-05 20:27:04,862 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-05 20:27:05,224 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 125 [2021-06-05 20:27:05,635 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 130 [2021-06-05 20:27:06,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:27:06,662 INFO L93 Difference]: Finished difference Result 39787 states and 82137 transitions. [2021-06-05 20:27:06,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-05 20:27:06,662 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:27:06,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:27:06,702 INFO L225 Difference]: With dead ends: 39787 [2021-06-05 20:27:06,702 INFO L226 Difference]: Without dead ends: 39787 [2021-06-05 20:27:06,703 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8477 ImplicationChecksByTransitivity, 42109.4ms TimeCoverageRelationStatistics Valid=6198, Invalid=23558, Unknown=0, NotChecked=0, Total=29756 [2021-06-05 20:27:06,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39787 states. [2021-06-05 20:27:07,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39787 to 26469. [2021-06-05 20:27:07,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26469 states, 26459 states have (on average 2.0847726671453946) internal successors, (55161), 26468 states have internal predecessors, (55161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:27:07,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26469 states to 26469 states and 55161 transitions. [2021-06-05 20:27:07,091 INFO L78 Accepts]: Start accepts. Automaton has 26469 states and 55161 transitions. Word has length 122 [2021-06-05 20:27:07,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:27:07,091 INFO L482 AbstractCegarLoop]: Abstraction has 26469 states and 55161 transitions. [2021-06-05 20:27:07,092 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:27:07,092 INFO L276 IsEmpty]: Start isEmpty. Operand 26469 states and 55161 transitions. [2021-06-05 20:27:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:27:07,095 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:27:07,095 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:27:07,095 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-06-05 20:27:07,095 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:27:07,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:27:07,096 INFO L82 PathProgramCache]: Analyzing trace with hash 32123172, now seen corresponding path program 23 times [2021-06-05 20:27:07,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:27:07,096 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139558450] [2021-06-05 20:27:07,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:27:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:27:08,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:27:08,678 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:27:08,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139558450] [2021-06-05 20:27:08,678 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139558450] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:27:08,678 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:27:08,678 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:27:08,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779134563] [2021-06-05 20:27:08,678 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:27:08,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:27:08,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:27:08,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:27:08,679 INFO L87 Difference]: Start difference. First operand 26469 states and 55161 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:27:09,454 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-06-05 20:27:09,683 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-06-05 20:27:09,835 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-05 20:27:09,998 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-05 20:27:10,191 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-05 20:27:10,397 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:27:10,667 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-05 20:27:10,909 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-06-05 20:27:11,149 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-06-05 20:27:11,430 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-06-05 20:27:11,673 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-06-05 20:27:11,883 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 20:27:12,133 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-06-05 20:27:12,318 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 20:27:12,517 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-06-05 20:27:12,742 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-06-05 20:27:12,993 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-06-05 20:27:13,271 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-06-05 20:27:13,599 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-06-05 20:27:13,932 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-06-05 20:27:14,278 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 119 [2021-06-05 20:27:14,451 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-06-05 20:27:14,642 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-06-05 20:27:14,861 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-06-05 20:27:15,058 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-05 20:27:15,403 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 120 [2021-06-05 20:27:15,758 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 122 [2021-06-05 20:27:15,944 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-05 20:27:16,162 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-06-05 20:27:16,452 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-06-05 20:27:16,840 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 123 [2021-06-05 20:27:17,197 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 118 [2021-06-05 20:27:17,466 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:27:17,705 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-06-05 20:27:18,057 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-06-05 20:27:18,344 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-06-05 20:27:18,763 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 128 [2021-06-05 20:27:19,088 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 119 [2021-06-05 20:27:19,402 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-06-05 20:27:19,832 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-06-05 20:27:20,121 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-06-05 20:27:20,575 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 128 [2021-06-05 20:27:20,957 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 131 [2021-06-05 20:27:21,457 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 138 [2021-06-05 20:27:21,924 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 129 [2021-06-05 20:27:22,411 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 136 [2021-06-05 20:27:22,926 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 127 [2021-06-05 20:27:23,461 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 123 [2021-06-05 20:27:23,837 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 126 [2021-06-05 20:27:24,289 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 132 [2021-06-05 20:27:24,677 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 133 [2021-06-05 20:27:25,204 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 142 [2021-06-05 20:27:25,646 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 136 [2021-06-05 20:27:26,002 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 124 [2021-06-05 20:27:26,330 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 121 [2021-06-05 20:27:26,839 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 146 [2021-06-05 20:27:27,257 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 133 [2021-06-05 20:27:27,758 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 140 [2021-06-05 20:27:28,124 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 126 [2021-06-05 20:27:28,485 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 130 [2021-06-05 20:27:28,941 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 137 [2021-06-05 20:27:29,445 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 150 [2021-06-05 20:27:29,900 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 140 [2021-06-05 20:27:30,397 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 144 [2021-06-05 20:27:30,859 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 130 [2021-06-05 20:27:31,246 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 134 [2021-06-05 20:27:31,718 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 141 [2021-06-05 20:27:32,232 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 144 [2021-06-05 20:27:32,774 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 154 [2021-06-05 20:27:33,242 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 136 [2021-06-05 20:27:33,719 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 134 [2021-06-05 20:27:34,139 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 138 [2021-06-05 20:27:34,638 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 145 [2021-06-05 20:27:35,146 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 148 [2021-06-05 20:27:35,669 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 146 [2021-06-05 20:27:36,220 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 142 [2021-06-05 20:27:36,647 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 138 [2021-06-05 20:27:37,092 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 142 [2021-06-05 20:27:37,574 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 137 [2021-06-05 20:27:38,124 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 152 [2021-06-05 20:27:38,690 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 152 [2021-06-05 20:27:39,100 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 130 [2021-06-05 20:27:39,503 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-06-05 20:27:40,024 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 144 [2021-06-05 20:27:40,549 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 143 [2021-06-05 20:27:41,007 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 136 [2021-06-05 20:27:41,441 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 144 [2021-06-05 20:27:41,627 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-06-05 20:27:42,180 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 150 [2021-06-05 20:27:42,419 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-06-05 20:27:42,688 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-06-05 20:27:43,011 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-06-05 20:27:43,358 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-06-05 20:27:43,681 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-06-05 20:27:44,144 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 132 [2021-06-05 20:27:44,688 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 142 [2021-06-05 20:27:45,027 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-06-05 20:27:45,493 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 133 [2021-06-05 20:27:45,870 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 126 [2021-06-05 20:27:46,251 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-06-05 20:27:46,561 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-06-05 20:27:47,048 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 140 [2021-06-05 20:27:47,464 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 130 [2021-06-05 20:27:48,519 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 135 [2021-06-05 20:27:48,910 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 133 [2021-06-05 20:27:49,439 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 145 [2021-06-05 20:27:49,943 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 136 [2021-06-05 20:27:50,334 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 129 [2021-06-05 20:27:50,720 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-06-05 20:27:51,238 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 143 [2021-06-05 20:27:51,645 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 122 [2021-06-05 20:27:54,038 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 124 [2021-06-05 20:27:54,449 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 132 [2021-06-05 20:27:54,816 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-06-05 20:27:55,172 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 125 [2021-06-05 20:27:55,567 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 130 [2021-06-05 20:27:56,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 20:27:56,291 INFO L93 Difference]: Finished difference Result 40019 states and 82610 transitions. [2021-06-05 20:27:56,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-05 20:27:56,291 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 20:27:56,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 20:27:56,331 INFO L225 Difference]: With dead ends: 40019 [2021-06-05 20:27:56,331 INFO L226 Difference]: Without dead ends: 40019 [2021-06-05 20:27:56,332 INFO L810 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 173 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8609 ImplicationChecksByTransitivity, 43497.7ms TimeCoverageRelationStatistics Valid=6320, Invalid=24130, Unknown=0, NotChecked=0, Total=30450 [2021-06-05 20:27:56,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40019 states. [2021-06-05 20:27:56,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40019 to 26471. [2021-06-05 20:27:56,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26471 states, 26461 states have (on average 2.084766259778542) internal successors, (55165), 26470 states have internal predecessors, (55165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:27:56,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26471 states to 26471 states and 55165 transitions. [2021-06-05 20:27:56,696 INFO L78 Accepts]: Start accepts. Automaton has 26471 states and 55165 transitions. Word has length 122 [2021-06-05 20:27:56,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 20:27:56,696 INFO L482 AbstractCegarLoop]: Abstraction has 26471 states and 55165 transitions. [2021-06-05 20:27:56,696 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 20:27:56,696 INFO L276 IsEmpty]: Start isEmpty. Operand 26471 states and 55165 transitions. [2021-06-05 20:27:56,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 20:27:56,699 INFO L546 BasicCegarLoop]: Found error trace [2021-06-05 20:27:56,699 INFO L554 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 20:27:56,699 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-06-05 20:27:56,700 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 20:27:56,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 20:27:56,700 INFO L82 PathProgramCache]: Analyzing trace with hash -2036770890, now seen corresponding path program 24 times [2021-06-05 20:27:56,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 20:27:56,700 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410345395] [2021-06-05 20:27:56,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 20:27:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 20:27:57,280 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2021-06-05 20:27:58,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 20:27:58,204 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 20:27:58,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410345395] [2021-06-05 20:27:58,204 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410345395] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 20:27:58,204 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 20:27:58,204 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-06-05 20:27:58,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786201423] [2021-06-05 20:27:58,205 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-05 20:27:58,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 20:27:58,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-05 20:27:58,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 20:27:58,205 INFO L87 Difference]: Start difference. First operand 26471 states and 55165 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) Received shutdown request... [2021-06-05 20:27:58,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 20:27:58,294 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-06-05 20:27:58,294 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-05 20:27:58,295 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 20:27:58,297 WARN L196 ceAbstractionStarter]: Timeout [2021-06-05 20:27:58,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 08:27:58 BasicIcfg [2021-06-05 20:27:58,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 20:27:58,297 INFO L168 Benchmark]: Toolchain (without parser) took 787667.57 ms. Allocated memory was 383.8 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 345.6 MB in the beginning and 1.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 444.4 MB. Max. memory is 16.0 GB. [2021-06-05 20:27:58,297 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 383.8 MB. Free memory was 364.5 MB in the beginning and 364.4 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 20:27:58,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.27 ms. Allocated memory is still 383.8 MB. Free memory was 345.4 MB in the beginning and 316.0 MB in the end (delta: 29.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.0 GB. [2021-06-05 20:27:58,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.41 ms. Allocated memory is still 383.8 MB. Free memory was 316.0 MB in the beginning and 311.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-05 20:27:58,298 INFO L168 Benchmark]: Boogie Preprocessor took 31.23 ms. Allocated memory is still 383.8 MB. Free memory was 311.8 MB in the beginning and 308.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-05 20:27:58,298 INFO L168 Benchmark]: RCFGBuilder took 726.66 ms. Allocated memory is still 383.8 MB. Free memory was 308.3 MB in the beginning and 317.6 MB in the end (delta: -9.3 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.0 GB. [2021-06-05 20:27:58,298 INFO L168 Benchmark]: TraceAbstraction took 786254.98 ms. Allocated memory was 383.8 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 317.6 MB in the beginning and 1.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 417.5 MB. Max. memory is 16.0 GB. [2021-06-05 20:27:58,298 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 383.8 MB. Free memory was 364.5 MB in the beginning and 364.4 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 574.27 ms. Allocated memory is still 383.8 MB. Free memory was 345.4 MB in the beginning and 316.0 MB in the end (delta: 29.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 76.41 ms. Allocated memory is still 383.8 MB. Free memory was 316.0 MB in the beginning and 311.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 31.23 ms. Allocated memory is still 383.8 MB. Free memory was 311.8 MB in the beginning and 308.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 726.66 ms. Allocated memory is still 383.8 MB. Free memory was 308.3 MB in the beginning and 317.6 MB in the end (delta: -9.3 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 786254.98 ms. Allocated memory was 383.8 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 317.6 MB in the beginning and 1.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 417.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1075]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1098]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1096]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1016]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1076]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26471states) and FLOYD_HOARE automaton (currently 3 states, 42 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 42 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 494 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 786106.1ms, OverallIterations: 30, TraceHistogramMax: 1, EmptinessCheckTime: 165.6ms, AutomataDifference: 737771.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 299.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 33275 SDtfs, 209992 SDslu, 531608 SDs, 0 SdLazy, 237811 SolverSat, 5341 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 110625.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3469 GetRequests, 90 SyntacticMatches, 58 SemanticMatches, 3320 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120641 ImplicationChecksByTransitivity, 625222.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=26471occurred in iteration=29, InterpolantAutomatonStates: 2458, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 11464.3ms AutomataMinimizationTime, 29 MinimizatonAttempts, 300545 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 75.5ms SsaConstructionTime, 531.0ms SatisfiabilityAnalysisTime, 35472.7ms InterpolantComputationTime, 3432 NumberOfCodeBlocks, 3432 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 3402 ConstructedInterpolants, 0 QuantifiedInterpolants, 94383 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 30 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown