/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 14:25:45,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 14:25:45,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 14:25:45,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 14:25:45,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 14:25:45,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 14:25:45,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 14:25:45,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 14:25:45,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 14:25:45,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 14:25:45,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 14:25:45,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 14:25:45,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 14:25:45,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 14:25:45,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 14:25:45,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 14:25:45,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 14:25:45,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 14:25:45,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 14:25:45,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 14:25:45,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 14:25:45,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 14:25:45,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 14:25:45,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 14:25:45,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 14:25:45,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 14:25:45,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 14:25:45,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 14:25:45,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 14:25:45,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 14:25:45,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 14:25:45,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 14:25:45,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 14:25:45,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 14:25:45,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 14:25:45,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 14:25:45,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 14:25:45,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 14:25:45,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 14:25:45,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 14:25:45,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 14:25:45,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 14:25:45,982 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 14:25:45,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 14:25:45,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 14:25:45,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 14:25:45,988 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 14:25:45,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 14:25:45,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 14:25:45,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 14:25:45,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 14:25:45,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 14:25:45,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 14:25:45,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 14:25:45,991 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 14:25:45,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 14:25:45,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 14:25:45,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 14:25:45,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 14:25:45,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 14:25:45,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 14:25:45,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 14:25:45,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 14:25:45,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 14:25:45,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 14:25:45,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 14:25:45,994 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 14:25:45,994 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 14:25:46,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 14:25:46,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 14:25:46,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 14:25:46,483 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 14:25:46,483 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 14:25:46,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i [2020-12-22 14:25:46,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e381120/0dd4c40d08554c64ae170f541cc1081b/FLAG825c2b418 [2020-12-22 14:25:47,841 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 14:25:47,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i [2020-12-22 14:25:47,901 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e381120/0dd4c40d08554c64ae170f541cc1081b/FLAG825c2b418 [2020-12-22 14:25:48,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e381120/0dd4c40d08554c64ae170f541cc1081b [2020-12-22 14:25:48,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 14:25:48,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 14:25:48,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 14:25:48,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 14:25:48,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 14:25:48,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:25:48" (1/1) ... [2020-12-22 14:25:48,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d13d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:48, skipping insertion in model container [2020-12-22 14:25:48,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:25:48" (1/1) ... [2020-12-22 14:25:48,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 14:25:48,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 14:25:49,998 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i[277190,277203] [2020-12-22 14:25:50,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:25:50,307 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 14:25:50,883 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i[277190,277203] [2020-12-22 14:25:50,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:25:51,202 INFO L208 MainTranslator]: Completed translation [2020-12-22 14:25:51,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51 WrapperNode [2020-12-22 14:25:51,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 14:25:51,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 14:25:51,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 14:25:51,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 14:25:51,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (1/1) ... [2020-12-22 14:25:51,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (1/1) ... [2020-12-22 14:25:51,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 14:25:51,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 14:25:51,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 14:25:51,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 14:25:51,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (1/1) ... [2020-12-22 14:25:51,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (1/1) ... [2020-12-22 14:25:51,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (1/1) ... [2020-12-22 14:25:51,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (1/1) ... [2020-12-22 14:25:52,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (1/1) ... [2020-12-22 14:25:52,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (1/1) ... [2020-12-22 14:25:52,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (1/1) ... [2020-12-22 14:25:52,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 14:25:52,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 14:25:52,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 14:25:52,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 14:25:52,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (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 [2020-12-22 14:25:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 14:25:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 14:25:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 14:25:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-12-22 14:25:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 14:25:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 14:25:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 14:25:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 14:25:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 14:25:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 14:25:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 14:25:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 14:25:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 14:25:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 14:25:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 14:25:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 14:26:21,674 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 14:26:21,675 INFO L299 CfgBuilder]: Removed 2320 assume(true) statements. [2020-12-22 14:26:21,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:26:21 BoogieIcfgContainer [2020-12-22 14:26:21,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 14:26:21,682 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 14:26:21,682 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 14:26:21,686 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 14:26:21,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:25:48" (1/3) ... [2020-12-22 14:26:21,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf6f508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:26:21, skipping insertion in model container [2020-12-22 14:26:21,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:25:51" (2/3) ... [2020-12-22 14:26:21,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf6f508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:26:21, skipping insertion in model container [2020-12-22 14:26:21,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:26:21" (3/3) ... [2020-12-22 14:26:21,690 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko-entry_point.cil.out.i [2020-12-22 14:26:21,697 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 14:26:21,705 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 183 error locations. [2020-12-22 14:26:21,727 INFO L253 AbstractCegarLoop]: Starting to check reachability of 183 error locations. [2020-12-22 14:26:21,767 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 14:26:21,768 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 14:26:21,768 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 14:26:21,768 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 14:26:21,768 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 14:26:21,768 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 14:26:21,769 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 14:26:21,769 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 14:26:21,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states. [2020-12-22 14:26:21,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-22 14:26:21,851 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:21,852 INFO L422 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] [2020-12-22 14:26:21,853 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:21,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:21,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1382866813, now seen corresponding path program 1 times [2020-12-22 14:26:21,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:21,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853725522] [2020-12-22 14:26:21,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:22,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853725522] [2020-12-22 14:26:22,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:22,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:26:22,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559618797] [2020-12-22 14:26:22,749 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 14:26:22,749 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:22,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 14:26:22,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 14:26:22,773 INFO L87 Difference]: Start difference. First operand 2726 states. Second operand 2 states. [2020-12-22 14:26:22,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:22,988 INFO L93 Difference]: Finished difference Result 5448 states and 7445 transitions. [2020-12-22 14:26:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 14:26:22,989 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 47 [2020-12-22 14:26:22,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:23,061 INFO L225 Difference]: With dead ends: 5448 [2020-12-22 14:26:23,062 INFO L226 Difference]: Without dead ends: 2716 [2020-12-22 14:26:23,078 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 14:26:23,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2716 states. [2020-12-22 14:26:23,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2716 to 2716. [2020-12-22 14:26:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2716 states. [2020-12-22 14:26:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2716 states and 3498 transitions. [2020-12-22 14:26:23,262 INFO L78 Accepts]: Start accepts. Automaton has 2716 states and 3498 transitions. Word has length 47 [2020-12-22 14:26:23,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:23,263 INFO L481 AbstractCegarLoop]: Abstraction has 2716 states and 3498 transitions. [2020-12-22 14:26:23,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 14:26:23,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 3498 transitions. [2020-12-22 14:26:23,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-22 14:26:23,266 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:23,267 INFO L422 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] [2020-12-22 14:26:23,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 14:26:23,270 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:23,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:23,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1138174919, now seen corresponding path program 1 times [2020-12-22 14:26:23,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:23,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437420089] [2020-12-22 14:26:23,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:23,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:23,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437420089] [2020-12-22 14:26:23,719 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:23,719 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:26:23,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073356884] [2020-12-22 14:26:23,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:23,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:23,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:23,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:23,723 INFO L87 Difference]: Start difference. First operand 2716 states and 3498 transitions. Second operand 3 states. [2020-12-22 14:26:26,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:26,273 INFO L93 Difference]: Finished difference Result 8045 states and 10385 transitions. [2020-12-22 14:26:26,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:26,275 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-12-22 14:26:26,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:26,303 INFO L225 Difference]: With dead ends: 8045 [2020-12-22 14:26:26,303 INFO L226 Difference]: Without dead ends: 5365 [2020-12-22 14:26:26,311 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:26,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5365 states. [2020-12-22 14:26:26,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5365 to 5009. [2020-12-22 14:26:26,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5009 states. [2020-12-22 14:26:26,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5009 states to 5009 states and 6745 transitions. [2020-12-22 14:26:26,450 INFO L78 Accepts]: Start accepts. Automaton has 5009 states and 6745 transitions. Word has length 47 [2020-12-22 14:26:26,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:26,451 INFO L481 AbstractCegarLoop]: Abstraction has 5009 states and 6745 transitions. [2020-12-22 14:26:26,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 5009 states and 6745 transitions. [2020-12-22 14:26:26,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-22 14:26:26,462 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:26,463 INFO L422 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] [2020-12-22 14:26:26,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 14:26:26,465 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:26,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:26,466 INFO L82 PathProgramCache]: Analyzing trace with hash -747158521, now seen corresponding path program 1 times [2020-12-22 14:26:26,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:26,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569873680] [2020-12-22 14:26:26,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:26,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:26,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569873680] [2020-12-22 14:26:26,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:26,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:26:26,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952394599] [2020-12-22 14:26:26,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:26,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:26,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:26,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:26,830 INFO L87 Difference]: Start difference. First operand 5009 states and 6745 transitions. Second operand 3 states. [2020-12-22 14:26:27,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:27,315 INFO L93 Difference]: Finished difference Result 14737 states and 19858 transitions. [2020-12-22 14:26:27,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:27,323 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2020-12-22 14:26:27,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:27,381 INFO L225 Difference]: With dead ends: 14737 [2020-12-22 14:26:27,381 INFO L226 Difference]: Without dead ends: 9764 [2020-12-22 14:26:27,394 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:27,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9764 states. [2020-12-22 14:26:27,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9764 to 9407. [2020-12-22 14:26:27,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9407 states. [2020-12-22 14:26:27,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9407 states to 9407 states and 12964 transitions. [2020-12-22 14:26:27,707 INFO L78 Accepts]: Start accepts. Automaton has 9407 states and 12964 transitions. Word has length 50 [2020-12-22 14:26:27,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:27,707 INFO L481 AbstractCegarLoop]: Abstraction has 9407 states and 12964 transitions. [2020-12-22 14:26:27,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:27,708 INFO L276 IsEmpty]: Start isEmpty. Operand 9407 states and 12964 transitions. [2020-12-22 14:26:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-22 14:26:27,711 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:27,712 INFO L422 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] [2020-12-22 14:26:27,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 14:26:27,713 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:27,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:27,713 INFO L82 PathProgramCache]: Analyzing trace with hash -704216060, now seen corresponding path program 1 times [2020-12-22 14:26:27,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:27,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668920326] [2020-12-22 14:26:27,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:27,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668920326] [2020-12-22 14:26:27,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:27,991 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:26:27,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922339521] [2020-12-22 14:26:27,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:27,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:27,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:27,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:27,992 INFO L87 Difference]: Start difference. First operand 9407 states and 12964 transitions. Second operand 3 states. [2020-12-22 14:26:28,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:28,454 INFO L93 Difference]: Finished difference Result 26120 states and 35972 transitions. [2020-12-22 14:26:28,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:28,455 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-12-22 14:26:28,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:28,549 INFO L225 Difference]: With dead ends: 26120 [2020-12-22 14:26:28,549 INFO L226 Difference]: Without dead ends: 16749 [2020-12-22 14:26:28,571 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:28,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16749 states. [2020-12-22 14:26:29,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16749 to 16451. [2020-12-22 14:26:29,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16451 states. [2020-12-22 14:26:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16451 states to 16451 states and 22884 transitions. [2020-12-22 14:26:29,309 INFO L78 Accepts]: Start accepts. Automaton has 16451 states and 22884 transitions. Word has length 52 [2020-12-22 14:26:29,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:29,311 INFO L481 AbstractCegarLoop]: Abstraction has 16451 states and 22884 transitions. [2020-12-22 14:26:29,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:29,311 INFO L276 IsEmpty]: Start isEmpty. Operand 16451 states and 22884 transitions. [2020-12-22 14:26:29,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-22 14:26:29,312 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:29,312 INFO L422 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] [2020-12-22 14:26:29,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 14:26:29,314 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:29,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:29,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1269284736, now seen corresponding path program 1 times [2020-12-22 14:26:29,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:29,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845179285] [2020-12-22 14:26:29,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:29,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:29,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845179285] [2020-12-22 14:26:29,674 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:29,674 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:26:29,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633879095] [2020-12-22 14:26:29,675 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:29,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:29,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:29,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:29,676 INFO L87 Difference]: Start difference. First operand 16451 states and 22884 transitions. Second operand 3 states. [2020-12-22 14:26:30,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:30,227 INFO L93 Difference]: Finished difference Result 35522 states and 49472 transitions. [2020-12-22 14:26:30,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:30,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-12-22 14:26:30,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:30,294 INFO L225 Difference]: With dead ends: 35522 [2020-12-22 14:26:30,294 INFO L226 Difference]: Without dead ends: 19107 [2020-12-22 14:26:30,331 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:30,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19107 states. [2020-12-22 14:26:31,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19107 to 18987. [2020-12-22 14:26:31,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18987 states. [2020-12-22 14:26:31,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18987 states to 18987 states and 26548 transitions. [2020-12-22 14:26:31,250 INFO L78 Accepts]: Start accepts. Automaton has 18987 states and 26548 transitions. Word has length 54 [2020-12-22 14:26:31,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:31,253 INFO L481 AbstractCegarLoop]: Abstraction has 18987 states and 26548 transitions. [2020-12-22 14:26:31,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:31,253 INFO L276 IsEmpty]: Start isEmpty. Operand 18987 states and 26548 transitions. [2020-12-22 14:26:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-22 14:26:31,255 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:31,256 INFO L422 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] [2020-12-22 14:26:31,256 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 14:26:31,258 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:31,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:31,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1033615451, now seen corresponding path program 1 times [2020-12-22 14:26:31,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:31,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346456607] [2020-12-22 14:26:31,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:31,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:31,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346456607] [2020-12-22 14:26:31,726 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:31,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:26:31,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276432327] [2020-12-22 14:26:31,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:31,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:31,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:31,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:31,729 INFO L87 Difference]: Start difference. First operand 18987 states and 26548 transitions. Second operand 3 states. [2020-12-22 14:26:32,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:32,168 INFO L93 Difference]: Finished difference Result 18987 states and 26548 transitions. [2020-12-22 14:26:32,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:32,169 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2020-12-22 14:26:32,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:32,220 INFO L225 Difference]: With dead ends: 18987 [2020-12-22 14:26:32,220 INFO L226 Difference]: Without dead ends: 18985 [2020-12-22 14:26:32,230 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:32,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18985 states. [2020-12-22 14:26:32,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18985 to 18985. [2020-12-22 14:26:32,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18985 states. [2020-12-22 14:26:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18985 states to 18985 states and 26546 transitions. [2020-12-22 14:26:32,967 INFO L78 Accepts]: Start accepts. Automaton has 18985 states and 26546 transitions. Word has length 56 [2020-12-22 14:26:32,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:32,970 INFO L481 AbstractCegarLoop]: Abstraction has 18985 states and 26546 transitions. [2020-12-22 14:26:32,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:32,972 INFO L276 IsEmpty]: Start isEmpty. Operand 18985 states and 26546 transitions. [2020-12-22 14:26:32,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-22 14:26:32,973 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:32,973 INFO L422 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] [2020-12-22 14:26:32,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 14:26:32,974 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:32,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:32,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1977293089, now seen corresponding path program 1 times [2020-12-22 14:26:32,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:32,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288443469] [2020-12-22 14:26:32,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:33,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:33,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288443469] [2020-12-22 14:26:33,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:33,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:26:33,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847832110] [2020-12-22 14:26:33,373 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:33,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:33,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:33,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:33,374 INFO L87 Difference]: Start difference. First operand 18985 states and 26546 transitions. Second operand 3 states. [2020-12-22 14:26:33,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:33,863 INFO L93 Difference]: Finished difference Result 18985 states and 26546 transitions. [2020-12-22 14:26:33,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:33,864 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-12-22 14:26:33,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:33,915 INFO L225 Difference]: With dead ends: 18985 [2020-12-22 14:26:33,915 INFO L226 Difference]: Without dead ends: 18983 [2020-12-22 14:26:33,923 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:33,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18983 states. [2020-12-22 14:26:34,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18983 to 18983. [2020-12-22 14:26:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18983 states. [2020-12-22 14:26:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18983 states to 18983 states and 26544 transitions. [2020-12-22 14:26:34,693 INFO L78 Accepts]: Start accepts. Automaton has 18983 states and 26544 transitions. Word has length 57 [2020-12-22 14:26:34,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:34,695 INFO L481 AbstractCegarLoop]: Abstraction has 18983 states and 26544 transitions. [2020-12-22 14:26:34,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:34,695 INFO L276 IsEmpty]: Start isEmpty. Operand 18983 states and 26544 transitions. [2020-12-22 14:26:34,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-22 14:26:34,696 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:34,696 INFO L422 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] [2020-12-22 14:26:34,696 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 14:26:34,697 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:34,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:34,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1166528785, now seen corresponding path program 1 times [2020-12-22 14:26:34,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:34,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812970034] [2020-12-22 14:26:34,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:35,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812970034] [2020-12-22 14:26:35,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:35,130 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:26:35,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117576178] [2020-12-22 14:26:35,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:35,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:35,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:35,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:35,133 INFO L87 Difference]: Start difference. First operand 18983 states and 26544 transitions. Second operand 3 states. [2020-12-22 14:26:35,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:35,745 INFO L93 Difference]: Finished difference Result 18983 states and 26544 transitions. [2020-12-22 14:26:35,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:35,746 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2020-12-22 14:26:35,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:35,791 INFO L225 Difference]: With dead ends: 18983 [2020-12-22 14:26:35,791 INFO L226 Difference]: Without dead ends: 18981 [2020-12-22 14:26:35,798 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:35,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18981 states. [2020-12-22 14:26:36,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18981 to 18981. [2020-12-22 14:26:36,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18981 states. [2020-12-22 14:26:36,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18981 states to 18981 states and 26542 transitions. [2020-12-22 14:26:36,501 INFO L78 Accepts]: Start accepts. Automaton has 18981 states and 26542 transitions. Word has length 58 [2020-12-22 14:26:36,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:36,501 INFO L481 AbstractCegarLoop]: Abstraction has 18981 states and 26542 transitions. [2020-12-22 14:26:36,501 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:36,501 INFO L276 IsEmpty]: Start isEmpty. Operand 18981 states and 26542 transitions. [2020-12-22 14:26:36,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-22 14:26:36,502 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:36,502 INFO L422 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] [2020-12-22 14:26:36,502 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 14:26:36,503 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:36,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:36,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1802639127, now seen corresponding path program 1 times [2020-12-22 14:26:36,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:36,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155961312] [2020-12-22 14:26:36,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:36,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:36,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155961312] [2020-12-22 14:26:36,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:36,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:26:36,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979618176] [2020-12-22 14:26:36,892 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:36,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:36,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:36,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:36,899 INFO L87 Difference]: Start difference. First operand 18981 states and 26542 transitions. Second operand 3 states. [2020-12-22 14:26:38,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:38,110 INFO L93 Difference]: Finished difference Result 50930 states and 71525 transitions. [2020-12-22 14:26:38,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:38,111 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-22 14:26:38,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:38,196 INFO L225 Difference]: With dead ends: 50930 [2020-12-22 14:26:38,197 INFO L226 Difference]: Without dead ends: 31985 [2020-12-22 14:26:38,235 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:38,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31985 states. [2020-12-22 14:26:39,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31985 to 26898. [2020-12-22 14:26:39,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26898 states. [2020-12-22 14:26:39,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26898 states to 26898 states and 37632 transitions. [2020-12-22 14:26:39,605 INFO L78 Accepts]: Start accepts. Automaton has 26898 states and 37632 transitions. Word has length 59 [2020-12-22 14:26:39,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:39,605 INFO L481 AbstractCegarLoop]: Abstraction has 26898 states and 37632 transitions. [2020-12-22 14:26:39,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:39,605 INFO L276 IsEmpty]: Start isEmpty. Operand 26898 states and 37632 transitions. [2020-12-22 14:26:39,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-22 14:26:39,606 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:39,606 INFO L422 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] [2020-12-22 14:26:39,606 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 14:26:39,607 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:39,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:39,607 INFO L82 PathProgramCache]: Analyzing trace with hash -47223239, now seen corresponding path program 1 times [2020-12-22 14:26:39,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:39,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721392157] [2020-12-22 14:26:39,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:39,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:39,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721392157] [2020-12-22 14:26:39,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:39,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:26:39,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408358729] [2020-12-22 14:26:39,913 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:39,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:39,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:39,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:39,914 INFO L87 Difference]: Start difference. First operand 26898 states and 37632 transitions. Second operand 3 states. [2020-12-22 14:26:43,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:43,509 INFO L93 Difference]: Finished difference Result 74392 states and 105539 transitions. [2020-12-22 14:26:43,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:43,510 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-12-22 14:26:43,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:43,594 INFO L225 Difference]: With dead ends: 74392 [2020-12-22 14:26:43,595 INFO L226 Difference]: Without dead ends: 47523 [2020-12-22 14:26:43,635 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:43,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47523 states. [2020-12-22 14:26:45,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47523 to 44424. [2020-12-22 14:26:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44424 states. [2020-12-22 14:26:45,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44424 states to 44424 states and 62431 transitions. [2020-12-22 14:26:45,512 INFO L78 Accepts]: Start accepts. Automaton has 44424 states and 62431 transitions. Word has length 60 [2020-12-22 14:26:45,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:45,512 INFO L481 AbstractCegarLoop]: Abstraction has 44424 states and 62431 transitions. [2020-12-22 14:26:45,512 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:45,512 INFO L276 IsEmpty]: Start isEmpty. Operand 44424 states and 62431 transitions. [2020-12-22 14:26:45,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-22 14:26:45,516 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:45,516 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:26:45,516 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 14:26:45,517 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:45,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:45,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1013716724, now seen corresponding path program 1 times [2020-12-22 14:26:45,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:45,518 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903022914] [2020-12-22 14:26:45,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:26:45,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903022914] [2020-12-22 14:26:45,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:45,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:26:45,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245848326] [2020-12-22 14:26:45,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:45,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:45,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:45,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:45,771 INFO L87 Difference]: Start difference. First operand 44424 states and 62431 transitions. Second operand 3 states. [2020-12-22 14:26:49,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:49,282 INFO L93 Difference]: Finished difference Result 89222 states and 125184 transitions. [2020-12-22 14:26:49,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:49,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 82 [2020-12-22 14:26:49,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:49,401 INFO L225 Difference]: With dead ends: 89222 [2020-12-22 14:26:49,402 INFO L226 Difference]: Without dead ends: 44834 [2020-12-22 14:26:49,455 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:49,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44834 states. [2020-12-22 14:26:51,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44834 to 43844. [2020-12-22 14:26:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43844 states. [2020-12-22 14:26:51,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43844 states to 43844 states and 61516 transitions. [2020-12-22 14:26:51,236 INFO L78 Accepts]: Start accepts. Automaton has 43844 states and 61516 transitions. Word has length 82 [2020-12-22 14:26:51,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:51,236 INFO L481 AbstractCegarLoop]: Abstraction has 43844 states and 61516 transitions. [2020-12-22 14:26:51,236 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:26:51,236 INFO L276 IsEmpty]: Start isEmpty. Operand 43844 states and 61516 transitions. [2020-12-22 14:26:51,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-22 14:26:51,239 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:51,240 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:26:51,240 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 14:26:51,241 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:51,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:51,241 INFO L82 PathProgramCache]: Analyzing trace with hash 204370098, now seen corresponding path program 1 times [2020-12-22 14:26:51,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:51,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956069506] [2020-12-22 14:26:51,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:26:51,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956069506] [2020-12-22 14:26:51,783 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:51,783 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 14:26:51,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237561852] [2020-12-22 14:26:51,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 14:26:51,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:51,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 14:26:51,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:26:51,784 INFO L87 Difference]: Start difference. First operand 43844 states and 61516 transitions. Second operand 5 states. [2020-12-22 14:26:54,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:54,646 INFO L93 Difference]: Finished difference Result 65191 states and 90986 transitions. [2020-12-22 14:26:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 14:26:54,647 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2020-12-22 14:26:54,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:54,771 INFO L225 Difference]: With dead ends: 65191 [2020-12-22 14:26:54,771 INFO L226 Difference]: Without dead ends: 63976 [2020-12-22 14:26:54,790 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 14:26:54,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63976 states. [2020-12-22 14:26:56,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63976 to 42845. [2020-12-22 14:26:56,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42845 states. [2020-12-22 14:26:56,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42845 states to 42845 states and 59914 transitions. [2020-12-22 14:26:56,508 INFO L78 Accepts]: Start accepts. Automaton has 42845 states and 59914 transitions. Word has length 82 [2020-12-22 14:26:56,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:26:56,509 INFO L481 AbstractCegarLoop]: Abstraction has 42845 states and 59914 transitions. [2020-12-22 14:26:56,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 14:26:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 42845 states and 59914 transitions. [2020-12-22 14:26:56,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-22 14:26:56,512 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:26:56,513 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:26:56,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 14:26:56,514 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:26:56,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:26:56,514 INFO L82 PathProgramCache]: Analyzing trace with hash 1823494806, now seen corresponding path program 1 times [2020-12-22 14:26:56,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:26:56,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827404828] [2020-12-22 14:26:56,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:26:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:26:56,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:26:56,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827404828] [2020-12-22 14:26:56,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:26:56,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:26:56,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548197305] [2020-12-22 14:26:56,807 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:26:56,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:26:56,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:26:56,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:56,808 INFO L87 Difference]: Start difference. First operand 42845 states and 59914 transitions. Second operand 3 states. [2020-12-22 14:26:59,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:26:59,843 INFO L93 Difference]: Finished difference Result 64720 states and 90347 transitions. [2020-12-22 14:26:59,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:26:59,844 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2020-12-22 14:26:59,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:26:59,871 INFO L225 Difference]: With dead ends: 64720 [2020-12-22 14:26:59,871 INFO L226 Difference]: Without dead ends: 21907 [2020-12-22 14:26:59,912 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:26:59,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21907 states. [2020-12-22 14:27:00,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21907 to 21776. [2020-12-22 14:27:00,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21776 states. [2020-12-22 14:27:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21776 states to 21776 states and 30314 transitions. [2020-12-22 14:27:00,716 INFO L78 Accepts]: Start accepts. Automaton has 21776 states and 30314 transitions. Word has length 83 [2020-12-22 14:27:00,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:27:00,716 INFO L481 AbstractCegarLoop]: Abstraction has 21776 states and 30314 transitions. [2020-12-22 14:27:00,716 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:27:00,716 INFO L276 IsEmpty]: Start isEmpty. Operand 21776 states and 30314 transitions. [2020-12-22 14:27:00,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-22 14:27:00,720 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:27:00,720 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:27:00,721 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 14:27:00,721 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:27:00,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:27:00,722 INFO L82 PathProgramCache]: Analyzing trace with hash -916378102, now seen corresponding path program 1 times [2020-12-22 14:27:00,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:27:00,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299720410] [2020-12-22 14:27:00,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:27:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:01,123 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:27:01,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299720410] [2020-12-22 14:27:01,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720984408] [2020-12-22 14:27:01,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 14:27:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:02,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 2982 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 14:27:02,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 14:27:03,063 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 14:27:03,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 14:27:03,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 14:27:03,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310014191] [2020-12-22 14:27:03,064 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:27:03,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:27:03,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:27:03,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:27:03,065 INFO L87 Difference]: Start difference. First operand 21776 states and 30314 transitions. Second operand 3 states. [2020-12-22 14:27:03,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:27:03,896 INFO L93 Difference]: Finished difference Result 46261 states and 64426 transitions. [2020-12-22 14:27:03,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:27:03,897 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 88 [2020-12-22 14:27:03,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:27:03,926 INFO L225 Difference]: With dead ends: 46261 [2020-12-22 14:27:03,926 INFO L226 Difference]: Without dead ends: 24546 [2020-12-22 14:27:03,945 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:27:03,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24546 states. [2020-12-22 14:27:04,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24546 to 24360. [2020-12-22 14:27:04,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24360 states. [2020-12-22 14:27:04,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24360 states to 24360 states and 34002 transitions. [2020-12-22 14:27:04,830 INFO L78 Accepts]: Start accepts. Automaton has 24360 states and 34002 transitions. Word has length 88 [2020-12-22 14:27:04,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:27:04,831 INFO L481 AbstractCegarLoop]: Abstraction has 24360 states and 34002 transitions. [2020-12-22 14:27:04,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:27:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 24360 states and 34002 transitions. [2020-12-22 14:27:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-22 14:27:04,834 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:27:04,834 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:27:05,035 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-22 14:27:05,038 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:27:05,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:27:05,039 INFO L82 PathProgramCache]: Analyzing trace with hash -1483312442, now seen corresponding path program 1 times [2020-12-22 14:27:05,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:27:05,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676142038] [2020-12-22 14:27:05,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:27:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:05,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:27:05,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676142038] [2020-12-22 14:27:05,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:27:05,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 14:27:05,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151697033] [2020-12-22 14:27:05,450 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 14:27:05,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:27:05,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 14:27:05,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:27:05,452 INFO L87 Difference]: Start difference. First operand 24360 states and 34002 transitions. Second operand 5 states. [2020-12-22 14:27:07,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:27:07,396 INFO L93 Difference]: Finished difference Result 35804 states and 49679 transitions. [2020-12-22 14:27:07,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 14:27:07,396 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 90 [2020-12-22 14:27:07,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:27:07,432 INFO L225 Difference]: With dead ends: 35804 [2020-12-22 14:27:07,432 INFO L226 Difference]: Without dead ends: 29393 [2020-12-22 14:27:07,442 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 14:27:07,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29393 states. [2020-12-22 14:27:08,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29393 to 18147. [2020-12-22 14:27:08,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18147 states. [2020-12-22 14:27:08,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18147 states to 18147 states and 25048 transitions. [2020-12-22 14:27:08,186 INFO L78 Accepts]: Start accepts. Automaton has 18147 states and 25048 transitions. Word has length 90 [2020-12-22 14:27:08,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:27:08,186 INFO L481 AbstractCegarLoop]: Abstraction has 18147 states and 25048 transitions. [2020-12-22 14:27:08,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 14:27:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 18147 states and 25048 transitions. [2020-12-22 14:27:08,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-22 14:27:08,194 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:27:08,194 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:27:08,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 14:27:08,202 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:27:08,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:27:08,203 INFO L82 PathProgramCache]: Analyzing trace with hash 264739799, now seen corresponding path program 1 times [2020-12-22 14:27:08,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:27:08,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208109382] [2020-12-22 14:27:08,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:27:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 14:27:08,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208109382] [2020-12-22 14:27:08,645 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:27:08,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 14:27:08,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45261372] [2020-12-22 14:27:08,646 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:27:08,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:27:08,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:27:08,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:27:08,647 INFO L87 Difference]: Start difference. First operand 18147 states and 25048 transitions. Second operand 3 states. [2020-12-22 14:27:10,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:27:10,249 INFO L93 Difference]: Finished difference Result 34969 states and 48254 transitions. [2020-12-22 14:27:10,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:27:10,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-12-22 14:27:10,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:27:10,270 INFO L225 Difference]: With dead ends: 34969 [2020-12-22 14:27:10,271 INFO L226 Difference]: Without dead ends: 16883 [2020-12-22 14:27:10,285 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:27:10,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16883 states. [2020-12-22 14:27:10,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16883 to 16883. [2020-12-22 14:27:10,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16883 states. [2020-12-22 14:27:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16883 states to 16883 states and 22194 transitions. [2020-12-22 14:27:10,952 INFO L78 Accepts]: Start accepts. Automaton has 16883 states and 22194 transitions. Word has length 100 [2020-12-22 14:27:10,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:27:10,953 INFO L481 AbstractCegarLoop]: Abstraction has 16883 states and 22194 transitions. [2020-12-22 14:27:10,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:27:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 16883 states and 22194 transitions. [2020-12-22 14:27:10,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-22 14:27:10,959 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:27:10,960 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:27:10,960 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 14:27:10,961 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:27:10,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:27:10,961 INFO L82 PathProgramCache]: Analyzing trace with hash -579206121, now seen corresponding path program 1 times [2020-12-22 14:27:10,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:27:10,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407349090] [2020-12-22 14:27:10,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:27:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 14:27:11,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407349090] [2020-12-22 14:27:11,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:27:11,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 14:27:11,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299855924] [2020-12-22 14:27:11,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 14:27:11,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:27:11,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 14:27:11,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 14:27:11,221 INFO L87 Difference]: Start difference. First operand 16883 states and 22194 transitions. Second operand 4 states. [2020-12-22 14:27:14,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:27:14,372 INFO L93 Difference]: Finished difference Result 42301 states and 55579 transitions. [2020-12-22 14:27:14,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 14:27:14,373 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2020-12-22 14:27:14,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:27:14,400 INFO L225 Difference]: With dead ends: 42301 [2020-12-22 14:27:14,401 INFO L226 Difference]: Without dead ends: 25479 [2020-12-22 14:27:14,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:27:14,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25479 states. [2020-12-22 14:27:15,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25479 to 16899. [2020-12-22 14:27:15,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16899 states. [2020-12-22 14:27:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16899 states to 16899 states and 22210 transitions. [2020-12-22 14:27:15,167 INFO L78 Accepts]: Start accepts. Automaton has 16899 states and 22210 transitions. Word has length 100 [2020-12-22 14:27:15,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:27:15,167 INFO L481 AbstractCegarLoop]: Abstraction has 16899 states and 22210 transitions. [2020-12-22 14:27:15,167 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 14:27:15,167 INFO L276 IsEmpty]: Start isEmpty. Operand 16899 states and 22210 transitions. [2020-12-22 14:27:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-22 14:27:15,172 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:27:15,172 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:27:15,172 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-22 14:27:15,173 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:27:15,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:27:15,174 INFO L82 PathProgramCache]: Analyzing trace with hash -1637929421, now seen corresponding path program 1 times [2020-12-22 14:27:15,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:27:15,174 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109488449] [2020-12-22 14:27:15,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:27:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:15,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:27:15,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109488449] [2020-12-22 14:27:15,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:27:15,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:27:15,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338216900] [2020-12-22 14:27:15,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:27:15,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:27:15,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:27:15,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:27:15,459 INFO L87 Difference]: Start difference. First operand 16899 states and 22210 transitions. Second operand 3 states. [2020-12-22 14:27:19,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:27:19,856 INFO L93 Difference]: Finished difference Result 33737 states and 44346 transitions. [2020-12-22 14:27:19,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:27:19,857 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2020-12-22 14:27:19,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:27:19,878 INFO L225 Difference]: With dead ends: 33737 [2020-12-22 14:27:19,878 INFO L226 Difference]: Without dead ends: 16899 [2020-12-22 14:27:19,893 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:27:19,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16899 states. [2020-12-22 14:27:20,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16899 to 16368. [2020-12-22 14:27:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16368 states. [2020-12-22 14:27:20,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16368 states to 16368 states and 20924 transitions. [2020-12-22 14:27:20,632 INFO L78 Accepts]: Start accepts. Automaton has 16368 states and 20924 transitions. Word has length 101 [2020-12-22 14:27:20,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:27:20,633 INFO L481 AbstractCegarLoop]: Abstraction has 16368 states and 20924 transitions. [2020-12-22 14:27:20,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:27:20,633 INFO L276 IsEmpty]: Start isEmpty. Operand 16368 states and 20924 transitions. [2020-12-22 14:27:20,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-22 14:27:20,637 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:27:20,637 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:27:20,637 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-22 14:27:20,638 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:27:20,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:27:20,639 INFO L82 PathProgramCache]: Analyzing trace with hash -2030956431, now seen corresponding path program 1 times [2020-12-22 14:27:20,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:27:20,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262674258] [2020-12-22 14:27:20,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:27:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:21,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:27:21,050 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262674258] [2020-12-22 14:27:21,050 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:27:21,050 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 14:27:21,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728317694] [2020-12-22 14:27:21,053 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 14:27:21,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:27:21,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 14:27:21,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:27:21,056 INFO L87 Difference]: Start difference. First operand 16368 states and 20924 transitions. Second operand 5 states. [2020-12-22 14:27:33,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:27:33,405 INFO L93 Difference]: Finished difference Result 36008 states and 46141 transitions. [2020-12-22 14:27:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 14:27:33,405 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 101 [2020-12-22 14:27:33,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:27:33,429 INFO L225 Difference]: With dead ends: 36008 [2020-12-22 14:27:33,429 INFO L226 Difference]: Without dead ends: 19701 [2020-12-22 14:27:33,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 14:27:33,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19701 states. [2020-12-22 14:27:34,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19701 to 15008. [2020-12-22 14:27:34,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15008 states. [2020-12-22 14:27:34,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15008 states to 15008 states and 19040 transitions. [2020-12-22 14:27:34,040 INFO L78 Accepts]: Start accepts. Automaton has 15008 states and 19040 transitions. Word has length 101 [2020-12-22 14:27:34,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:27:34,040 INFO L481 AbstractCegarLoop]: Abstraction has 15008 states and 19040 transitions. [2020-12-22 14:27:34,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 14:27:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 15008 states and 19040 transitions. [2020-12-22 14:27:34,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-22 14:27:34,045 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:27:34,045 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:27:34,045 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-22 14:27:34,046 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:27:34,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:27:34,046 INFO L82 PathProgramCache]: Analyzing trace with hash -1118408912, now seen corresponding path program 1 times [2020-12-22 14:27:34,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:27:34,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953200865] [2020-12-22 14:27:34,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:27:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:34,311 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:27:34,312 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953200865] [2020-12-22 14:27:34,312 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:27:34,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 14:27:34,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560412088] [2020-12-22 14:27:34,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 14:27:34,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:27:34,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 14:27:34,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 14:27:34,315 INFO L87 Difference]: Start difference. First operand 15008 states and 19040 transitions. Second operand 4 states. [2020-12-22 14:27:52,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:27:52,635 INFO L93 Difference]: Finished difference Result 57838 states and 74268 transitions. [2020-12-22 14:27:52,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 14:27:52,636 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 102 [2020-12-22 14:27:52,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:27:52,696 INFO L225 Difference]: With dead ends: 57838 [2020-12-22 14:27:52,697 INFO L226 Difference]: Without dead ends: 42891 [2020-12-22 14:27:52,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:27:52,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42891 states. [2020-12-22 14:27:53,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42891 to 15200. [2020-12-22 14:27:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15200 states. [2020-12-22 14:27:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15200 states to 15200 states and 19232 transitions. [2020-12-22 14:27:53,693 INFO L78 Accepts]: Start accepts. Automaton has 15200 states and 19232 transitions. Word has length 102 [2020-12-22 14:27:53,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:27:53,693 INFO L481 AbstractCegarLoop]: Abstraction has 15200 states and 19232 transitions. [2020-12-22 14:27:53,693 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 14:27:53,694 INFO L276 IsEmpty]: Start isEmpty. Operand 15200 states and 19232 transitions. [2020-12-22 14:27:53,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-22 14:27:53,699 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:27:53,699 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:27:53,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-22 14:27:53,700 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:27:53,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:27:53,701 INFO L82 PathProgramCache]: Analyzing trace with hash 527543714, now seen corresponding path program 1 times [2020-12-22 14:27:53,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:27:53,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114925446] [2020-12-22 14:27:53,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:27:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:54,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 14:27:54,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114925446] [2020-12-22 14:27:54,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:27:54,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 14:27:54,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785633173] [2020-12-22 14:27:54,512 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:27:54,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:27:54,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:27:54,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:27:54,513 INFO L87 Difference]: Start difference. First operand 15200 states and 19232 transitions. Second operand 3 states. [2020-12-22 14:27:56,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:27:56,082 INFO L93 Difference]: Finished difference Result 30391 states and 38473 transitions. [2020-12-22 14:27:56,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:27:56,083 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2020-12-22 14:27:56,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:27:56,108 INFO L225 Difference]: With dead ends: 30391 [2020-12-22 14:27:56,109 INFO L226 Difference]: Without dead ends: 15219 [2020-12-22 14:27:56,127 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 14:27:56,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15219 states. [2020-12-22 14:27:57,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15219 to 15219. [2020-12-22 14:27:57,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15219 states. [2020-12-22 14:27:57,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15219 states to 15219 states and 19251 transitions. [2020-12-22 14:27:57,446 INFO L78 Accepts]: Start accepts. Automaton has 15219 states and 19251 transitions. Word has length 110 [2020-12-22 14:27:57,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:27:57,446 INFO L481 AbstractCegarLoop]: Abstraction has 15219 states and 19251 transitions. [2020-12-22 14:27:57,446 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:27:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 15219 states and 19251 transitions. [2020-12-22 14:27:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-22 14:27:57,452 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:27:57,452 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:27:57,452 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-22 14:27:57,453 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:27:57,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:27:57,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1882808872, now seen corresponding path program 1 times [2020-12-22 14:27:57,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:27:57,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502040785] [2020-12-22 14:27:57,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:27:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:58,038 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-22 14:27:58,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502040785] [2020-12-22 14:27:58,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [780510565] [2020-12-22 14:27:58,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 14:27:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:27:59,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 3132 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-22 14:27:59,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 14:27:59,642 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-22 14:27:59,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 14:27:59,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2020-12-22 14:27:59,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492800529] [2020-12-22 14:27:59,645 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 14:27:59,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:27:59,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 14:27:59,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-22 14:27:59,647 INFO L87 Difference]: Start difference. First operand 15219 states and 19251 transitions. Second operand 5 states. [2020-12-22 14:28:40,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:28:40,433 INFO L93 Difference]: Finished difference Result 51730 states and 66896 transitions. [2020-12-22 14:28:40,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 14:28:40,435 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2020-12-22 14:28:40,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:28:40,592 INFO L225 Difference]: With dead ends: 51730 [2020-12-22 14:28:40,592 INFO L226 Difference]: Without dead ends: 51676 [2020-12-22 14:28:40,607 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-12-22 14:28:40,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51676 states. [2020-12-22 14:28:42,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51676 to 15219. [2020-12-22 14:28:42,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15219 states. [2020-12-22 14:28:42,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15219 states to 15219 states and 19251 transitions. [2020-12-22 14:28:42,211 INFO L78 Accepts]: Start accepts. Automaton has 15219 states and 19251 transitions. Word has length 113 [2020-12-22 14:28:42,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:28:42,211 INFO L481 AbstractCegarLoop]: Abstraction has 15219 states and 19251 transitions. [2020-12-22 14:28:42,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 14:28:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 15219 states and 19251 transitions. [2020-12-22 14:28:42,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-22 14:28:42,224 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:28:42,224 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:28:42,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 14:28:42,442 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:28:42,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:28:42,443 INFO L82 PathProgramCache]: Analyzing trace with hash -1569028409, now seen corresponding path program 1 times [2020-12-22 14:28:42,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:28:42,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832692164] [2020-12-22 14:28:42,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:28:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:28:42,794 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-22 14:28:42,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832692164] [2020-12-22 14:28:42,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:28:42,797 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 14:28:42,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418927011] [2020-12-22 14:28:42,798 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 14:28:42,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:28:42,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 14:28:42,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:28:42,803 INFO L87 Difference]: Start difference. First operand 15219 states and 19251 transitions. Second operand 5 states. [2020-12-22 14:28:58,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:28:58,378 INFO L93 Difference]: Finished difference Result 34925 states and 44349 transitions. [2020-12-22 14:28:58,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 14:28:58,379 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2020-12-22 14:28:58,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:28:58,401 INFO L225 Difference]: With dead ends: 34925 [2020-12-22 14:28:58,402 INFO L226 Difference]: Without dead ends: 19770 [2020-12-22 14:28:58,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 14:28:58,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19770 states. [2020-12-22 14:28:59,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19770 to 15123. [2020-12-22 14:28:59,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15123 states. [2020-12-22 14:28:59,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15123 states to 15123 states and 19027 transitions. [2020-12-22 14:28:59,813 INFO L78 Accepts]: Start accepts. Automaton has 15123 states and 19027 transitions. Word has length 114 [2020-12-22 14:28:59,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:28:59,813 INFO L481 AbstractCegarLoop]: Abstraction has 15123 states and 19027 transitions. [2020-12-22 14:28:59,814 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 14:28:59,814 INFO L276 IsEmpty]: Start isEmpty. Operand 15123 states and 19027 transitions. [2020-12-22 14:28:59,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-22 14:28:59,819 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:28:59,820 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:28:59,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-22 14:28:59,821 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:28:59,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:28:59,821 INFO L82 PathProgramCache]: Analyzing trace with hash 2087722889, now seen corresponding path program 1 times [2020-12-22 14:28:59,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:28:59,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79590251] [2020-12-22 14:28:59,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:28:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:29:00,133 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 14:29:00,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79590251] [2020-12-22 14:29:00,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325752273] [2020-12-22 14:29:00,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 14:29:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:29:01,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 3188 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 14:29:01,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 14:29:01,714 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-22 14:29:01,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 14:29:01,715 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 14:29:01,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067926430] [2020-12-22 14:29:01,715 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 14:29:01,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:29:01,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 14:29:01,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:29:01,716 INFO L87 Difference]: Start difference. First operand 15123 states and 19027 transitions. Second operand 3 states. [2020-12-22 14:29:15,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 14:29:15,672 INFO L93 Difference]: Finished difference Result 37095 states and 47296 transitions. [2020-12-22 14:29:15,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 14:29:15,673 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2020-12-22 14:29:15,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 14:29:15,696 INFO L225 Difference]: With dead ends: 37095 [2020-12-22 14:29:15,696 INFO L226 Difference]: Without dead ends: 22036 [2020-12-22 14:29:15,709 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 14:29:15,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22036 states. [2020-12-22 14:29:16,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22036 to 14733. [2020-12-22 14:29:16,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14733 states. [2020-12-22 14:29:16,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14733 states to 14733 states and 18520 transitions. [2020-12-22 14:29:16,932 INFO L78 Accepts]: Start accepts. Automaton has 14733 states and 18520 transitions. Word has length 116 [2020-12-22 14:29:16,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 14:29:16,933 INFO L481 AbstractCegarLoop]: Abstraction has 14733 states and 18520 transitions. [2020-12-22 14:29:16,933 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 14:29:16,933 INFO L276 IsEmpty]: Start isEmpty. Operand 14733 states and 18520 transitions. [2020-12-22 14:29:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-22 14:29:16,941 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 14:29:16,941 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 14:29:17,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2020-12-22 14:29:17,157 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr166ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr174ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr177ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr167ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr160ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr168ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr161ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr179ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr171ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr178ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr182ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr172ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr164ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 14:29:17,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 14:29:17,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1527276183, now seen corresponding path program 1 times [2020-12-22 14:29:17,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 14:29:17,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465675611] [2020-12-22 14:29:17,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 14:29:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 14:29:17,471 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-22 14:29:17,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465675611] [2020-12-22 14:29:17,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 14:29:17,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 14:29:17,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388194493] [2020-12-22 14:29:17,472 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 14:29:17,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 14:29:17,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 14:29:17,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 14:29:17,473 INFO L87 Difference]: Start difference. First operand 14733 states and 18520 transitions. Second operand 4 states.