/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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 17:28:41,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 17:28:41,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 17:28:41,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 17:28:41,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 17:28:41,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 17:28:41,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 17:28:41,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 17:28:41,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 17:28:41,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 17:28:41,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 17:28:41,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 17:28:41,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 17:28:41,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 17:28:41,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 17:28:41,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 17:28:41,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 17:28:41,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 17:28:41,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 17:28:41,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 17:28:41,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 17:28:41,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 17:28:41,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 17:28:41,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 17:28:41,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 17:28:41,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 17:28:41,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 17:28:41,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 17:28:41,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 17:28:41,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 17:28:41,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 17:28:41,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 17:28:41,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 17:28:41,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 17:28:41,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 17:28:41,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 17:28:41,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 17:28:41,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 17:28:41,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 17:28:41,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 17:28:41,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 17:28:41,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 17:28:41,236 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 17:28:41,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 17:28:41,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 17:28:41,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 17:28:41,239 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 17:28:41,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 17:28:41,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 17:28:41,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 17:28:41,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 17:28:41,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 17:28:41,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 17:28:41,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 17:28:41,241 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 17:28:41,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 17:28:41,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 17:28:41,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 17:28:41,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 17:28:41,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 17:28:41,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 17:28:41,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 17:28:41,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 17:28:41,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 17:28:41,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 17:28:41,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 17:28:41,243 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 17:28:41,243 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 17:28:41,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 17:28:41,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 17:28:41,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 17:28:41,659 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 17:28:41,660 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 17:28:41,661 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2020-12-22 17:28:41,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/681fb55d8/28527290959b4ea6bc95e59bc8a9ef93/FLAGe1c9ebc41 [2020-12-22 17:28:43,176 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 17:28:43,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2020-12-22 17:28:43,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/681fb55d8/28527290959b4ea6bc95e59bc8a9ef93/FLAGe1c9ebc41 [2020-12-22 17:28:43,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/681fb55d8/28527290959b4ea6bc95e59bc8a9ef93 [2020-12-22 17:28:43,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 17:28:43,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 17:28:43,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 17:28:43,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 17:28:43,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 17:28:43,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 05:28:43" (1/1) ... [2020-12-22 17:28:43,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789b127a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:43, skipping insertion in model container [2020-12-22 17:28:43,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 05:28:43" (1/1) ... [2020-12-22 17:28:43,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 17:28:43,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 17:28:48,401 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470813,470826] [2020-12-22 17:28:48,404 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470982,470995] [2020-12-22 17:28:48,405 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471149,471162] [2020-12-22 17:28:48,406 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471317,471330] [2020-12-22 17:28:48,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 17:28:48,511 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 17:28:49,122 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470813,470826] [2020-12-22 17:28:49,123 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470982,470995] [2020-12-22 17:28:49,128 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471149,471162] [2020-12-22 17:28:49,129 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471317,471330] [2020-12-22 17:28:49,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 17:28:50,136 INFO L208 MainTranslator]: Completed translation [2020-12-22 17:28:50,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50 WrapperNode [2020-12-22 17:28:50,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 17:28:50,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 17:28:50,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 17:28:50,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 17:28:50,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (1/1) ... [2020-12-22 17:28:50,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (1/1) ... [2020-12-22 17:28:54,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 17:28:54,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 17:28:54,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 17:28:54,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 17:28:54,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (1/1) ... [2020-12-22 17:28:54,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (1/1) ... [2020-12-22 17:28:55,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (1/1) ... [2020-12-22 17:28:55,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (1/1) ... [2020-12-22 17:28:56,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (1/1) ... [2020-12-22 17:28:57,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (1/1) ... [2020-12-22 17:28:57,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (1/1) ... [2020-12-22 17:28:58,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 17:28:58,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 17:28:58,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 17:28:58,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 17:28:58,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (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 17:28:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2020-12-22 17:28:58,339 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2020-12-22 17:28:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2020-12-22 17:28:58,340 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2020-12-22 17:28:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2020-12-22 17:28:58,343 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2020-12-22 17:28:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2020-12-22 17:28:58,343 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2020-12-22 17:28:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2020-12-22 17:28:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 17:28:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 17:28:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 17:28:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 17:28:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2020-12-22 17:28:58,344 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2020-12-22 17:28:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 17:28:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 17:28:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-12-22 17:28:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-12-22 17:28:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2020-12-22 17:28:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2020-12-22 17:28:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 17:28:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 17:28:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2020-12-22 17:28:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2020-12-22 17:28:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 17:28:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 17:28:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2020-12-22 17:28:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2020-12-22 17:28:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2020-12-22 17:28:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2020-12-22 17:28:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2020-12-22 17:28:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2020-12-22 17:28:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2020-12-22 17:28:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2020-12-22 17:28:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 17:28:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2020-12-22 17:28:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2020-12-22 17:28:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2020-12-22 17:28:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2020-12-22 17:28:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 17:28:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2020-12-22 17:28:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2020-12-22 17:28:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2020-12-22 17:28:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2020-12-22 17:28:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 17:28:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2020-12-22 17:28:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2020-12-22 17:28:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2020-12-22 17:28:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2020-12-22 17:28:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2020-12-22 17:28:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2020-12-22 17:28:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 17:28:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2020-12-22 17:28:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2020-12-22 17:28:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2020-12-22 17:28:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2020-12-22 17:28:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2020-12-22 17:28:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2020-12-22 17:28:58,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 17:28:58,352 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2020-12-22 17:30:19,080 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L15087: #t~ret2822 := main_#res; [2020-12-22 17:30:19,084 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_pci_pci_instance_5_switch_break: call ULTIMATE.dealloc(ldv_pci_pci_instance_5_~#ldv_5_resource_pm_message~0.base, ldv_pci_pci_instance_5_~#ldv_5_resource_pm_message~0.offset);havoc ldv_pci_pci_instance_5_~#ldv_5_resource_pm_message~0.base, ldv_pci_pci_instance_5_~#ldv_5_resource_pm_message~0.offset; [2020-12-22 17:30:19,085 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2020-12-22 17:30:19,086 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_17_returnLabel: main_#res := 0; [2020-12-22 17:30:19,878 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 17:30:19,879 INFO L299 CfgBuilder]: Removed 22116 assume(true) statements. [2020-12-22 17:30:19,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 05:30:19 BoogieIcfgContainer [2020-12-22 17:30:19,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 17:30:19,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 17:30:19,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 17:30:19,905 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 17:30:19,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 05:28:43" (1/3) ... [2020-12-22 17:30:19,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a4f821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 05:30:19, skipping insertion in model container [2020-12-22 17:30:19,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:50" (2/3) ... [2020-12-22 17:30:19,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a4f821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 05:30:19, skipping insertion in model container [2020-12-22 17:30:19,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 05:30:19" (3/3) ... [2020-12-22 17:30:19,909 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2020-12-22 17:30:19,921 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 17:30:19,934 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 98 error locations. [2020-12-22 17:30:19,955 INFO L253 AbstractCegarLoop]: Starting to check reachability of 98 error locations. [2020-12-22 17:30:20,040 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 17:30:20,040 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 17:30:20,040 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 17:30:20,040 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 17:30:20,040 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 17:30:20,041 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 17:30:20,041 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 17:30:20,041 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 17:30:20,260 INFO L276 IsEmpty]: Start isEmpty. Operand 17871 states. [2020-12-22 17:30:20,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 17:30:20,267 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:20,268 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] [2020-12-22 17:30:20,269 INFO L429 AbstractCegarLoop]: === Iteration 1 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:20,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:20,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1867274467, now seen corresponding path program 1 times [2020-12-22 17:30:20,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:20,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637349816] [2020-12-22 17:30:20,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:21,308 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 17:30:21,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637349816] [2020-12-22 17:30:21,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:21,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:21,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475866752] [2020-12-22 17:30:21,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:21,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:21,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:21,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:21,334 INFO L87 Difference]: Start difference. First operand 17871 states. Second operand 4 states. [2020-12-22 17:30:23,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:23,244 INFO L93 Difference]: Finished difference Result 35247 states and 45595 transitions. [2020-12-22 17:30:23,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:23,247 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-12-22 17:30:23,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:23,391 INFO L225 Difference]: With dead ends: 35247 [2020-12-22 17:30:23,391 INFO L226 Difference]: Without dead ends: 17268 [2020-12-22 17:30:23,596 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:23,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17268 states. [2020-12-22 17:30:24,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17268 to 17268. [2020-12-22 17:30:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17268 states. [2020-12-22 17:30:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17268 states to 17268 states and 21882 transitions. [2020-12-22 17:30:24,537 INFO L78 Accepts]: Start accepts. Automaton has 17268 states and 21882 transitions. Word has length 22 [2020-12-22 17:30:24,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:24,539 INFO L481 AbstractCegarLoop]: Abstraction has 17268 states and 21882 transitions. [2020-12-22 17:30:24,539 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:24,539 INFO L276 IsEmpty]: Start isEmpty. Operand 17268 states and 21882 transitions. [2020-12-22 17:30:24,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 17:30:24,543 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:24,546 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] [2020-12-22 17:30:24,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 17:30:24,548 INFO L429 AbstractCegarLoop]: === Iteration 2 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:24,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:24,556 INFO L82 PathProgramCache]: Analyzing trace with hash -843711802, now seen corresponding path program 1 times [2020-12-22 17:30:24,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:24,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914988437] [2020-12-22 17:30:24,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:25,092 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 17:30:25,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914988437] [2020-12-22 17:30:25,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:25,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:25,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927049790] [2020-12-22 17:30:25,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:25,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:25,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:25,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:25,098 INFO L87 Difference]: Start difference. First operand 17268 states and 21882 transitions. Second operand 4 states. [2020-12-22 17:30:26,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:26,168 INFO L93 Difference]: Finished difference Result 17268 states and 21882 transitions. [2020-12-22 17:30:26,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:26,169 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-12-22 17:30:26,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:26,286 INFO L225 Difference]: With dead ends: 17268 [2020-12-22 17:30:26,286 INFO L226 Difference]: Without dead ends: 17264 [2020-12-22 17:30:26,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:26,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17264 states. [2020-12-22 17:30:27,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17264 to 17264. [2020-12-22 17:30:27,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17264 states. [2020-12-22 17:30:27,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17264 states to 17264 states and 21878 transitions. [2020-12-22 17:30:27,145 INFO L78 Accepts]: Start accepts. Automaton has 17264 states and 21878 transitions. Word has length 24 [2020-12-22 17:30:27,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:27,146 INFO L481 AbstractCegarLoop]: Abstraction has 17264 states and 21878 transitions. [2020-12-22 17:30:27,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:27,146 INFO L276 IsEmpty]: Start isEmpty. Operand 17264 states and 21878 transitions. [2020-12-22 17:30:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 17:30:27,148 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:27,148 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] [2020-12-22 17:30:27,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 17:30:27,150 INFO L429 AbstractCegarLoop]: === Iteration 3 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:27,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:27,152 INFO L82 PathProgramCache]: Analyzing trace with hash 943632681, now seen corresponding path program 1 times [2020-12-22 17:30:27,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:27,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419843304] [2020-12-22 17:30:27,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:27,651 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 17:30:27,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419843304] [2020-12-22 17:30:27,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:27,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:27,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470248453] [2020-12-22 17:30:27,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:27,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:27,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:27,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:27,659 INFO L87 Difference]: Start difference. First operand 17264 states and 21878 transitions. Second operand 4 states. [2020-12-22 17:30:28,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:28,625 INFO L93 Difference]: Finished difference Result 17264 states and 21878 transitions. [2020-12-22 17:30:28,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:28,626 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-12-22 17:30:28,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:28,683 INFO L225 Difference]: With dead ends: 17264 [2020-12-22 17:30:28,684 INFO L226 Difference]: Without dead ends: 17260 [2020-12-22 17:30:28,691 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:28,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17260 states. [2020-12-22 17:30:29,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17260 to 17260. [2020-12-22 17:30:29,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17260 states. [2020-12-22 17:30:29,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17260 states to 17260 states and 21874 transitions. [2020-12-22 17:30:29,508 INFO L78 Accepts]: Start accepts. Automaton has 17260 states and 21874 transitions. Word has length 26 [2020-12-22 17:30:29,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:29,508 INFO L481 AbstractCegarLoop]: Abstraction has 17260 states and 21874 transitions. [2020-12-22 17:30:29,508 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:29,508 INFO L276 IsEmpty]: Start isEmpty. Operand 17260 states and 21874 transitions. [2020-12-22 17:30:29,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-22 17:30:29,510 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:29,510 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] [2020-12-22 17:30:29,510 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 17:30:29,511 INFO L429 AbstractCegarLoop]: === Iteration 4 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:29,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:29,512 INFO L82 PathProgramCache]: Analyzing trace with hash 594762764, now seen corresponding path program 1 times [2020-12-22 17:30:29,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:29,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139728118] [2020-12-22 17:30:29,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:29,892 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 17:30:29,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139728118] [2020-12-22 17:30:29,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:29,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:29,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744561991] [2020-12-22 17:30:29,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:29,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:29,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:29,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:29,896 INFO L87 Difference]: Start difference. First operand 17260 states and 21874 transitions. Second operand 4 states. [2020-12-22 17:30:30,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:30,974 INFO L93 Difference]: Finished difference Result 17260 states and 21874 transitions. [2020-12-22 17:30:30,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:30,975 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2020-12-22 17:30:30,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:31,029 INFO L225 Difference]: With dead ends: 17260 [2020-12-22 17:30:31,029 INFO L226 Difference]: Without dead ends: 17256 [2020-12-22 17:30:31,036 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:31,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17256 states. [2020-12-22 17:30:31,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17256 to 17256. [2020-12-22 17:30:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17256 states. [2020-12-22 17:30:31,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17256 states to 17256 states and 21870 transitions. [2020-12-22 17:30:31,869 INFO L78 Accepts]: Start accepts. Automaton has 17256 states and 21870 transitions. Word has length 28 [2020-12-22 17:30:31,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:31,870 INFO L481 AbstractCegarLoop]: Abstraction has 17256 states and 21870 transitions. [2020-12-22 17:30:31,870 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:31,870 INFO L276 IsEmpty]: Start isEmpty. Operand 17256 states and 21870 transitions. [2020-12-22 17:30:31,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-22 17:30:31,876 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:31,877 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] [2020-12-22 17:30:31,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 17:30:31,877 INFO L429 AbstractCegarLoop]: === Iteration 5 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:31,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:31,878 INFO L82 PathProgramCache]: Analyzing trace with hash 338221935, now seen corresponding path program 1 times [2020-12-22 17:30:31,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:31,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844563096] [2020-12-22 17:30:31,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:32,222 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 17:30:32,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844563096] [2020-12-22 17:30:32,222 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:32,224 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:32,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402332999] [2020-12-22 17:30:32,228 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:32,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:32,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:32,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:32,232 INFO L87 Difference]: Start difference. First operand 17256 states and 21870 transitions. Second operand 4 states. [2020-12-22 17:30:33,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:33,371 INFO L93 Difference]: Finished difference Result 17256 states and 21870 transitions. [2020-12-22 17:30:33,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:33,372 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2020-12-22 17:30:33,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:33,433 INFO L225 Difference]: With dead ends: 17256 [2020-12-22 17:30:33,433 INFO L226 Difference]: Without dead ends: 17252 [2020-12-22 17:30:33,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:33,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17252 states. [2020-12-22 17:30:34,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17252 to 17252. [2020-12-22 17:30:34,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17252 states. [2020-12-22 17:30:34,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17252 states to 17252 states and 21866 transitions. [2020-12-22 17:30:34,357 INFO L78 Accepts]: Start accepts. Automaton has 17252 states and 21866 transitions. Word has length 30 [2020-12-22 17:30:34,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:34,358 INFO L481 AbstractCegarLoop]: Abstraction has 17252 states and 21866 transitions. [2020-12-22 17:30:34,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 17252 states and 21866 transitions. [2020-12-22 17:30:34,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-22 17:30:34,363 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:34,364 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] [2020-12-22 17:30:34,364 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 17:30:34,364 INFO L429 AbstractCegarLoop]: === Iteration 6 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:34,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:34,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1384378542, now seen corresponding path program 1 times [2020-12-22 17:30:34,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:34,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429876443] [2020-12-22 17:30:34,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:34,779 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 17:30:34,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429876443] [2020-12-22 17:30:34,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:34,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:34,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691674325] [2020-12-22 17:30:34,781 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:34,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:34,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:34,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:34,782 INFO L87 Difference]: Start difference. First operand 17252 states and 21866 transitions. Second operand 4 states. [2020-12-22 17:30:35,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:35,805 INFO L93 Difference]: Finished difference Result 17252 states and 21866 transitions. [2020-12-22 17:30:35,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:35,806 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-12-22 17:30:35,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:35,853 INFO L225 Difference]: With dead ends: 17252 [2020-12-22 17:30:35,854 INFO L226 Difference]: Without dead ends: 17248 [2020-12-22 17:30:35,862 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:35,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17248 states. [2020-12-22 17:30:36,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17248 to 17248. [2020-12-22 17:30:36,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17248 states. [2020-12-22 17:30:36,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17248 states to 17248 states and 21862 transitions. [2020-12-22 17:30:36,797 INFO L78 Accepts]: Start accepts. Automaton has 17248 states and 21862 transitions. Word has length 32 [2020-12-22 17:30:36,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:36,798 INFO L481 AbstractCegarLoop]: Abstraction has 17248 states and 21862 transitions. [2020-12-22 17:30:36,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 17248 states and 21862 transitions. [2020-12-22 17:30:36,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 17:30:36,800 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:36,800 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] [2020-12-22 17:30:36,800 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 17:30:36,801 INFO L429 AbstractCegarLoop]: === Iteration 7 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:36,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:36,802 INFO L82 PathProgramCache]: Analyzing trace with hash 1053939637, now seen corresponding path program 1 times [2020-12-22 17:30:36,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:36,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558627654] [2020-12-22 17:30:36,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:37,102 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 17:30:37,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558627654] [2020-12-22 17:30:37,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:37,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:37,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074559014] [2020-12-22 17:30:37,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:37,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:37,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:37,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:37,105 INFO L87 Difference]: Start difference. First operand 17248 states and 21862 transitions. Second operand 4 states. [2020-12-22 17:30:38,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:38,282 INFO L93 Difference]: Finished difference Result 17248 states and 21862 transitions. [2020-12-22 17:30:38,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:38,283 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-12-22 17:30:38,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:38,334 INFO L225 Difference]: With dead ends: 17248 [2020-12-22 17:30:38,334 INFO L226 Difference]: Without dead ends: 17244 [2020-12-22 17:30:38,344 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:38,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17244 states. [2020-12-22 17:30:39,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17244 to 17244. [2020-12-22 17:30:39,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17244 states. [2020-12-22 17:30:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17244 states to 17244 states and 21858 transitions. [2020-12-22 17:30:39,549 INFO L78 Accepts]: Start accepts. Automaton has 17244 states and 21858 transitions. Word has length 34 [2020-12-22 17:30:39,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:39,550 INFO L481 AbstractCegarLoop]: Abstraction has 17244 states and 21858 transitions. [2020-12-22 17:30:39,550 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 17244 states and 21858 transitions. [2020-12-22 17:30:39,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-22 17:30:39,551 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:39,551 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] [2020-12-22 17:30:39,551 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 17:30:39,552 INFO L429 AbstractCegarLoop]: === Iteration 8 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:39,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:39,552 INFO L82 PathProgramCache]: Analyzing trace with hash -774433640, now seen corresponding path program 1 times [2020-12-22 17:30:39,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:39,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751373473] [2020-12-22 17:30:39,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:39,795 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 17:30:39,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751373473] [2020-12-22 17:30:39,796 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:39,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:39,797 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716336981] [2020-12-22 17:30:39,797 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:39,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:39,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:39,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:39,798 INFO L87 Difference]: Start difference. First operand 17244 states and 21858 transitions. Second operand 4 states. [2020-12-22 17:30:41,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:41,872 INFO L93 Difference]: Finished difference Result 17332 states and 21964 transitions. [2020-12-22 17:30:41,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:41,873 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2020-12-22 17:30:41,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:41,928 INFO L225 Difference]: With dead ends: 17332 [2020-12-22 17:30:41,929 INFO L226 Difference]: Without dead ends: 17328 [2020-12-22 17:30:41,940 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:41,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17328 states. [2020-12-22 17:30:43,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17328 to 17240. [2020-12-22 17:30:43,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17240 states. [2020-12-22 17:30:43,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17240 states to 17240 states and 21854 transitions. [2020-12-22 17:30:43,168 INFO L78 Accepts]: Start accepts. Automaton has 17240 states and 21854 transitions. Word has length 36 [2020-12-22 17:30:43,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:43,169 INFO L481 AbstractCegarLoop]: Abstraction has 17240 states and 21854 transitions. [2020-12-22 17:30:43,169 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:43,169 INFO L276 IsEmpty]: Start isEmpty. Operand 17240 states and 21854 transitions. [2020-12-22 17:30:43,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 17:30:43,169 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:43,170 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] [2020-12-22 17:30:43,170 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 17:30:43,171 INFO L429 AbstractCegarLoop]: === Iteration 9 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:43,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:43,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1199528453, now seen corresponding path program 1 times [2020-12-22 17:30:43,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:43,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315388754] [2020-12-22 17:30:43,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:43,436 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 17:30:43,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315388754] [2020-12-22 17:30:43,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:43,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:43,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124693556] [2020-12-22 17:30:43,437 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:43,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:43,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:43,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:43,438 INFO L87 Difference]: Start difference. First operand 17240 states and 21854 transitions. Second operand 4 states. [2020-12-22 17:30:44,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:44,578 INFO L93 Difference]: Finished difference Result 17240 states and 21854 transitions. [2020-12-22 17:30:44,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:44,578 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-12-22 17:30:44,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:44,617 INFO L225 Difference]: With dead ends: 17240 [2020-12-22 17:30:44,617 INFO L226 Difference]: Without dead ends: 17236 [2020-12-22 17:30:44,626 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:44,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17236 states. [2020-12-22 17:30:45,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17236 to 17236. [2020-12-22 17:30:45,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17236 states. [2020-12-22 17:30:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17236 states to 17236 states and 21850 transitions. [2020-12-22 17:30:45,823 INFO L78 Accepts]: Start accepts. Automaton has 17236 states and 21850 transitions. Word has length 38 [2020-12-22 17:30:45,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:45,824 INFO L481 AbstractCegarLoop]: Abstraction has 17236 states and 21850 transitions. [2020-12-22 17:30:45,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:45,824 INFO L276 IsEmpty]: Start isEmpty. Operand 17236 states and 21850 transitions. [2020-12-22 17:30:45,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-22 17:30:45,825 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:45,825 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] [2020-12-22 17:30:45,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 17:30:45,826 INFO L429 AbstractCegarLoop]: === Iteration 10 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:45,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:45,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1693750306, now seen corresponding path program 1 times [2020-12-22 17:30:45,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:45,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890069207] [2020-12-22 17:30:45,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:46,084 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 17:30:46,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890069207] [2020-12-22 17:30:46,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:46,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:46,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946899958] [2020-12-22 17:30:46,086 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:46,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:46,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:46,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:46,087 INFO L87 Difference]: Start difference. First operand 17236 states and 21850 transitions. Second operand 4 states. [2020-12-22 17:30:47,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:47,352 INFO L93 Difference]: Finished difference Result 17236 states and 21850 transitions. [2020-12-22 17:30:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:47,352 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 40 [2020-12-22 17:30:47,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:47,384 INFO L225 Difference]: With dead ends: 17236 [2020-12-22 17:30:47,385 INFO L226 Difference]: Without dead ends: 17232 [2020-12-22 17:30:47,392 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:47,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17232 states. [2020-12-22 17:30:48,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17232 to 17232. [2020-12-22 17:30:48,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17232 states. [2020-12-22 17:30:48,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17232 states to 17232 states and 21846 transitions. [2020-12-22 17:30:48,361 INFO L78 Accepts]: Start accepts. Automaton has 17232 states and 21846 transitions. Word has length 40 [2020-12-22 17:30:48,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:48,361 INFO L481 AbstractCegarLoop]: Abstraction has 17232 states and 21846 transitions. [2020-12-22 17:30:48,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:48,361 INFO L276 IsEmpty]: Start isEmpty. Operand 17232 states and 21846 transitions. [2020-12-22 17:30:48,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-22 17:30:48,362 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:48,362 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] [2020-12-22 17:30:48,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 17:30:48,363 INFO L429 AbstractCegarLoop]: === Iteration 11 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:48,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:48,364 INFO L82 PathProgramCache]: Analyzing trace with hash 100419137, now seen corresponding path program 1 times [2020-12-22 17:30:48,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:48,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413619511] [2020-12-22 17:30:48,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:48,605 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 17:30:48,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413619511] [2020-12-22 17:30:48,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:48,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:48,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024956208] [2020-12-22 17:30:48,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:48,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:48,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:48,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:48,608 INFO L87 Difference]: Start difference. First operand 17232 states and 21846 transitions. Second operand 4 states. [2020-12-22 17:30:49,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:49,683 INFO L93 Difference]: Finished difference Result 17232 states and 21846 transitions. [2020-12-22 17:30:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:49,684 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2020-12-22 17:30:49,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:49,714 INFO L225 Difference]: With dead ends: 17232 [2020-12-22 17:30:49,715 INFO L226 Difference]: Without dead ends: 17228 [2020-12-22 17:30:49,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:49,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17228 states. [2020-12-22 17:30:50,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17228 to 17228. [2020-12-22 17:30:50,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17228 states. [2020-12-22 17:30:50,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17228 states to 17228 states and 21842 transitions. [2020-12-22 17:30:50,609 INFO L78 Accepts]: Start accepts. Automaton has 17228 states and 21842 transitions. Word has length 42 [2020-12-22 17:30:50,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:50,610 INFO L481 AbstractCegarLoop]: Abstraction has 17228 states and 21842 transitions. [2020-12-22 17:30:50,610 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 17228 states and 21842 transitions. [2020-12-22 17:30:50,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-22 17:30:50,610 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:50,611 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] [2020-12-22 17:30:50,611 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 17:30:50,611 INFO L429 AbstractCegarLoop]: === Iteration 12 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:50,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:50,612 INFO L82 PathProgramCache]: Analyzing trace with hash 2015368484, now seen corresponding path program 1 times [2020-12-22 17:30:50,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:50,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554299166] [2020-12-22 17:30:50,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:50,899 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 17:30:50,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554299166] [2020-12-22 17:30:50,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:50,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:50,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453360677] [2020-12-22 17:30:50,900 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:50,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:50,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:50,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:50,901 INFO L87 Difference]: Start difference. First operand 17228 states and 21842 transitions. Second operand 4 states. [2020-12-22 17:30:52,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:52,225 INFO L93 Difference]: Finished difference Result 17228 states and 21842 transitions. [2020-12-22 17:30:52,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:52,225 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 44 [2020-12-22 17:30:52,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:52,251 INFO L225 Difference]: With dead ends: 17228 [2020-12-22 17:30:52,251 INFO L226 Difference]: Without dead ends: 17224 [2020-12-22 17:30:52,256 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:52,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17224 states. [2020-12-22 17:30:53,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17224 to 17224. [2020-12-22 17:30:53,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17224 states. [2020-12-22 17:30:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17224 states to 17224 states and 21838 transitions. [2020-12-22 17:30:53,118 INFO L78 Accepts]: Start accepts. Automaton has 17224 states and 21838 transitions. Word has length 44 [2020-12-22 17:30:53,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:53,118 INFO L481 AbstractCegarLoop]: Abstraction has 17224 states and 21838 transitions. [2020-12-22 17:30:53,118 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:53,118 INFO L276 IsEmpty]: Start isEmpty. Operand 17224 states and 21838 transitions. [2020-12-22 17:30:53,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-22 17:30:53,118 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:53,119 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] [2020-12-22 17:30:53,119 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 17:30:53,119 INFO L429 AbstractCegarLoop]: === Iteration 13 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:53,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:53,120 INFO L82 PathProgramCache]: Analyzing trace with hash -259278713, now seen corresponding path program 1 times [2020-12-22 17:30:53,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:53,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651278114] [2020-12-22 17:30:53,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:53,354 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 17:30:53,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651278114] [2020-12-22 17:30:53,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:53,354 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:30:53,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486731997] [2020-12-22 17:30:53,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:30:53,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:53,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:30:53,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:30:53,356 INFO L87 Difference]: Start difference. First operand 17224 states and 21838 transitions. Second operand 4 states. [2020-12-22 17:30:55,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:55,024 INFO L93 Difference]: Finished difference Result 17224 states and 21838 transitions. [2020-12-22 17:30:55,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 17:30:55,025 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2020-12-22 17:30:55,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:55,061 INFO L225 Difference]: With dead ends: 17224 [2020-12-22 17:30:55,061 INFO L226 Difference]: Without dead ends: 17149 [2020-12-22 17:30:55,070 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 17:30:55,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17149 states. [2020-12-22 17:30:56,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17149 to 17149. [2020-12-22 17:30:56,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17149 states. [2020-12-22 17:30:56,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17149 states to 17149 states and 21762 transitions. [2020-12-22 17:30:56,268 INFO L78 Accepts]: Start accepts. Automaton has 17149 states and 21762 transitions. Word has length 46 [2020-12-22 17:30:56,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:56,268 INFO L481 AbstractCegarLoop]: Abstraction has 17149 states and 21762 transitions. [2020-12-22 17:30:56,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:30:56,268 INFO L276 IsEmpty]: Start isEmpty. Operand 17149 states and 21762 transitions. [2020-12-22 17:30:56,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-22 17:30:56,279 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:56,279 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 17:30:56,279 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 17:30:56,280 INFO L429 AbstractCegarLoop]: === Iteration 14 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:56,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:56,280 INFO L82 PathProgramCache]: Analyzing trace with hash -2107102333, now seen corresponding path program 1 times [2020-12-22 17:30:56,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:56,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181178538] [2020-12-22 17:30:56,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:56,641 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 17:30:56,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181178538] [2020-12-22 17:30:56,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:30:56,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 17:30:56,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623912350] [2020-12-22 17:30:56,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 17:30:56,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:30:56,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 17:30:56,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 17:30:56,643 INFO L87 Difference]: Start difference. First operand 17149 states and 21762 transitions. Second operand 3 states. [2020-12-22 17:30:58,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:30:58,258 INFO L93 Difference]: Finished difference Result 34269 states and 43493 transitions. [2020-12-22 17:30:58,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 17:30:58,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 80 [2020-12-22 17:30:58,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:30:58,325 INFO L225 Difference]: With dead ends: 34269 [2020-12-22 17:30:58,325 INFO L226 Difference]: Without dead ends: 17148 [2020-12-22 17:30:58,392 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 17:30:58,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17148 states. [2020-12-22 17:30:59,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17148 to 17148. [2020-12-22 17:30:59,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17148 states. [2020-12-22 17:30:59,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17148 states to 17148 states and 21759 transitions. [2020-12-22 17:30:59,643 INFO L78 Accepts]: Start accepts. Automaton has 17148 states and 21759 transitions. Word has length 80 [2020-12-22 17:30:59,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:30:59,643 INFO L481 AbstractCegarLoop]: Abstraction has 17148 states and 21759 transitions. [2020-12-22 17:30:59,644 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 17:30:59,644 INFO L276 IsEmpty]: Start isEmpty. Operand 17148 states and 21759 transitions. [2020-12-22 17:30:59,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-22 17:30:59,655 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:30:59,655 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 17:30:59,655 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 17:30:59,656 INFO L429 AbstractCegarLoop]: === Iteration 15 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:30:59,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:30:59,656 INFO L82 PathProgramCache]: Analyzing trace with hash 1646149556, now seen corresponding path program 1 times [2020-12-22 17:30:59,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:30:59,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790484359] [2020-12-22 17:30:59,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:30:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:30:59,999 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 17:30:59,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790484359] [2020-12-22 17:31:00,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:00,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:31:00,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444680403] [2020-12-22 17:31:00,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 17:31:00,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:00,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 17:31:00,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 17:31:00,001 INFO L87 Difference]: Start difference. First operand 17148 states and 21759 transitions. Second operand 3 states. [2020-12-22 17:31:01,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:01,608 INFO L93 Difference]: Finished difference Result 34269 states and 43578 transitions. [2020-12-22 17:31:01,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 17:31:01,610 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 81 [2020-12-22 17:31:01,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:01,680 INFO L225 Difference]: With dead ends: 34269 [2020-12-22 17:31:01,680 INFO L226 Difference]: Without dead ends: 17149 [2020-12-22 17:31:01,739 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 17:31:01,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17149 states. [2020-12-22 17:31:02,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17149 to 17149. [2020-12-22 17:31:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17149 states. [2020-12-22 17:31:02,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17149 states to 17149 states and 21760 transitions. [2020-12-22 17:31:02,865 INFO L78 Accepts]: Start accepts. Automaton has 17149 states and 21760 transitions. Word has length 81 [2020-12-22 17:31:02,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:02,866 INFO L481 AbstractCegarLoop]: Abstraction has 17149 states and 21760 transitions. [2020-12-22 17:31:02,866 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 17:31:02,866 INFO L276 IsEmpty]: Start isEmpty. Operand 17149 states and 21760 transitions. [2020-12-22 17:31:02,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-22 17:31:02,876 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:02,877 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 17:31:02,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 17:31:02,877 INFO L429 AbstractCegarLoop]: === Iteration 16 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:02,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:02,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1387984118, now seen corresponding path program 1 times [2020-12-22 17:31:02,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:02,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289676933] [2020-12-22 17:31:02,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:03,240 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 17:31:03,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289676933] [2020-12-22 17:31:03,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:03,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:31:03,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542543457] [2020-12-22 17:31:03,245 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:31:03,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:03,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:31:03,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:31:03,246 INFO L87 Difference]: Start difference. First operand 17149 states and 21760 transitions. Second operand 4 states. [2020-12-22 17:31:05,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:05,464 INFO L93 Difference]: Finished difference Result 17240 states and 21876 transitions. [2020-12-22 17:31:05,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 17:31:05,469 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 81 [2020-12-22 17:31:05,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:05,513 INFO L225 Difference]: With dead ends: 17240 [2020-12-22 17:31:05,513 INFO L226 Difference]: Without dead ends: 17236 [2020-12-22 17:31:05,520 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 17:31:05,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17236 states. [2020-12-22 17:31:06,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17236 to 17145. [2020-12-22 17:31:06,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17145 states. [2020-12-22 17:31:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17145 states to 17145 states and 21756 transitions. [2020-12-22 17:31:06,492 INFO L78 Accepts]: Start accepts. Automaton has 17145 states and 21756 transitions. Word has length 81 [2020-12-22 17:31:06,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:06,493 INFO L481 AbstractCegarLoop]: Abstraction has 17145 states and 21756 transitions. [2020-12-22 17:31:06,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:31:06,493 INFO L276 IsEmpty]: Start isEmpty. Operand 17145 states and 21756 transitions. [2020-12-22 17:31:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-22 17:31:06,504 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:06,504 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, 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 17:31:06,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 17:31:06,505 INFO L429 AbstractCegarLoop]: === Iteration 17 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:06,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:06,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1070903105, now seen corresponding path program 1 times [2020-12-22 17:31:06,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:06,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132012899] [2020-12-22 17:31:06,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:06,968 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 17:31:06,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132012899] [2020-12-22 17:31:06,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:06,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:31:06,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747973462] [2020-12-22 17:31:06,970 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:31:06,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:06,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:31:06,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:31:06,972 INFO L87 Difference]: Start difference. First operand 17145 states and 21756 transitions. Second operand 4 states. [2020-12-22 17:31:08,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:08,936 INFO L93 Difference]: Finished difference Result 17236 states and 21872 transitions. [2020-12-22 17:31:08,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 17:31:08,937 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 83 [2020-12-22 17:31:08,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:08,974 INFO L225 Difference]: With dead ends: 17236 [2020-12-22 17:31:08,974 INFO L226 Difference]: Without dead ends: 17228 [2020-12-22 17:31:08,982 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 17:31:09,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17228 states. [2020-12-22 17:31:09,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17228 to 17137. [2020-12-22 17:31:09,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17137 states. [2020-12-22 17:31:10,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17137 states to 17137 states and 21748 transitions. [2020-12-22 17:31:10,042 INFO L78 Accepts]: Start accepts. Automaton has 17137 states and 21748 transitions. Word has length 83 [2020-12-22 17:31:10,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:10,042 INFO L481 AbstractCegarLoop]: Abstraction has 17137 states and 21748 transitions. [2020-12-22 17:31:10,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:31:10,042 INFO L276 IsEmpty]: Start isEmpty. Operand 17137 states and 21748 transitions. [2020-12-22 17:31:10,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-22 17:31:10,052 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:10,052 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, 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 17:31:10,052 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-22 17:31:10,053 INFO L429 AbstractCegarLoop]: === Iteration 18 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:10,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:10,053 INFO L82 PathProgramCache]: Analyzing trace with hash 377890021, now seen corresponding path program 1 times [2020-12-22 17:31:10,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:10,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348657837] [2020-12-22 17:31:10,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:10,382 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 17:31:10,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348657837] [2020-12-22 17:31:10,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:10,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:31:10,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469727494] [2020-12-22 17:31:10,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:31:10,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:10,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:31:10,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:31:10,384 INFO L87 Difference]: Start difference. First operand 17137 states and 21748 transitions. Second operand 4 states. [2020-12-22 17:31:12,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:12,067 INFO L93 Difference]: Finished difference Result 17234 states and 21865 transitions. [2020-12-22 17:31:12,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 17:31:12,067 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 83 [2020-12-22 17:31:12,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:12,099 INFO L225 Difference]: With dead ends: 17234 [2020-12-22 17:31:12,099 INFO L226 Difference]: Without dead ends: 17228 [2020-12-22 17:31:12,107 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 17:31:12,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17228 states. [2020-12-22 17:31:13,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17228 to 17131. [2020-12-22 17:31:13,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17131 states. [2020-12-22 17:31:13,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17131 states to 17131 states and 21742 transitions. [2020-12-22 17:31:13,169 INFO L78 Accepts]: Start accepts. Automaton has 17131 states and 21742 transitions. Word has length 83 [2020-12-22 17:31:13,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:13,169 INFO L481 AbstractCegarLoop]: Abstraction has 17131 states and 21742 transitions. [2020-12-22 17:31:13,169 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:31:13,169 INFO L276 IsEmpty]: Start isEmpty. Operand 17131 states and 21742 transitions. [2020-12-22 17:31:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-22 17:31:13,181 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:13,182 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, 1, 1, 1, 1, 1, 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 17:31:13,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-22 17:31:13,182 INFO L429 AbstractCegarLoop]: === Iteration 19 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:13,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:13,183 INFO L82 PathProgramCache]: Analyzing trace with hash 626921568, now seen corresponding path program 1 times [2020-12-22 17:31:13,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:13,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972348485] [2020-12-22 17:31:13,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:13,608 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 17:31:13,609 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972348485] [2020-12-22 17:31:13,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:13,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:31:13,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104335280] [2020-12-22 17:31:13,611 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:31:13,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:13,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:31:13,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:31:13,612 INFO L87 Difference]: Start difference. First operand 17131 states and 21742 transitions. Second operand 4 states. [2020-12-22 17:31:15,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:15,851 INFO L93 Difference]: Finished difference Result 17222 states and 21862 transitions. [2020-12-22 17:31:15,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 17:31:15,852 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2020-12-22 17:31:15,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:15,876 INFO L225 Difference]: With dead ends: 17222 [2020-12-22 17:31:15,876 INFO L226 Difference]: Without dead ends: 17214 [2020-12-22 17:31:15,881 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 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 17:31:15,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17214 states. [2020-12-22 17:31:16,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17214 to 17123. [2020-12-22 17:31:16,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17123 states. [2020-12-22 17:31:16,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17123 states to 17123 states and 21734 transitions. [2020-12-22 17:31:16,826 INFO L78 Accepts]: Start accepts. Automaton has 17123 states and 21734 transitions. Word has length 89 [2020-12-22 17:31:16,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:16,826 INFO L481 AbstractCegarLoop]: Abstraction has 17123 states and 21734 transitions. [2020-12-22 17:31:16,827 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:31:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 17123 states and 21734 transitions. [2020-12-22 17:31:16,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-22 17:31:16,843 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:16,843 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:16,843 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-22 17:31:16,844 INFO L429 AbstractCegarLoop]: === Iteration 20 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:16,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:16,844 INFO L82 PathProgramCache]: Analyzing trace with hash -864236835, now seen corresponding path program 1 times [2020-12-22 17:31:16,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:16,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701593565] [2020-12-22 17:31:16,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:17,123 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 17:31:17,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701593565] [2020-12-22 17:31:17,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:17,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 17:31:17,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053029627] [2020-12-22 17:31:17,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:31:17,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:17,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:31:17,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:31:17,125 INFO L87 Difference]: Start difference. First operand 17123 states and 21734 transitions. Second operand 4 states. [2020-12-22 17:31:20,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:20,957 INFO L93 Difference]: Finished difference Result 17214 states and 21850 transitions. [2020-12-22 17:31:20,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 17:31:20,958 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2020-12-22 17:31:20,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:21,011 INFO L225 Difference]: With dead ends: 17214 [2020-12-22 17:31:21,011 INFO L226 Difference]: Without dead ends: 17210 [2020-12-22 17:31:21,022 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 17:31:21,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17210 states. [2020-12-22 17:31:22,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17210 to 17119. [2020-12-22 17:31:22,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17119 states. [2020-12-22 17:31:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17119 states to 17119 states and 21730 transitions. [2020-12-22 17:31:22,133 INFO L78 Accepts]: Start accepts. Automaton has 17119 states and 21730 transitions. Word has length 94 [2020-12-22 17:31:22,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:22,134 INFO L481 AbstractCegarLoop]: Abstraction has 17119 states and 21730 transitions. [2020-12-22 17:31:22,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:31:22,134 INFO L276 IsEmpty]: Start isEmpty. Operand 17119 states and 21730 transitions. [2020-12-22 17:31:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-22 17:31:22,160 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:22,160 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:22,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-22 17:31:22,160 INFO L429 AbstractCegarLoop]: === Iteration 21 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:22,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:22,161 INFO L82 PathProgramCache]: Analyzing trace with hash -311479010, now seen corresponding path program 1 times [2020-12-22 17:31:22,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:22,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948109945] [2020-12-22 17:31:22,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:22,426 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 17:31:22,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948109945] [2020-12-22 17:31:22,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:22,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 17:31:22,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774276056] [2020-12-22 17:31:22,428 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:31:22,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:22,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:31:22,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:31:22,429 INFO L87 Difference]: Start difference. First operand 17119 states and 21730 transitions. Second operand 4 states. [2020-12-22 17:31:26,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:26,294 INFO L93 Difference]: Finished difference Result 17210 states and 21846 transitions. [2020-12-22 17:31:26,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 17:31:26,295 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 96 [2020-12-22 17:31:26,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:26,345 INFO L225 Difference]: With dead ends: 17210 [2020-12-22 17:31:26,345 INFO L226 Difference]: Without dead ends: 17202 [2020-12-22 17:31:26,354 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 17:31:26,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17202 states. [2020-12-22 17:31:27,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17202 to 17111. [2020-12-22 17:31:27,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17111 states. [2020-12-22 17:31:27,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17111 states to 17111 states and 21722 transitions. [2020-12-22 17:31:27,333 INFO L78 Accepts]: Start accepts. Automaton has 17111 states and 21722 transitions. Word has length 96 [2020-12-22 17:31:27,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:27,334 INFO L481 AbstractCegarLoop]: Abstraction has 17111 states and 21722 transitions. [2020-12-22 17:31:27,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:31:27,334 INFO L276 IsEmpty]: Start isEmpty. Operand 17111 states and 21722 transitions. [2020-12-22 17:31:27,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-22 17:31:27,353 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:27,353 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:27,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-22 17:31:27,354 INFO L429 AbstractCegarLoop]: === Iteration 22 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:27,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:27,354 INFO L82 PathProgramCache]: Analyzing trace with hash 9873816, now seen corresponding path program 1 times [2020-12-22 17:31:27,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:27,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797132152] [2020-12-22 17:31:27,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:27,623 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 17:31:27,624 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797132152] [2020-12-22 17:31:27,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:27,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 17:31:27,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396093716] [2020-12-22 17:31:27,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:31:27,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:27,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:31:27,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:31:27,625 INFO L87 Difference]: Start difference. First operand 17111 states and 21722 transitions. Second operand 4 states. [2020-12-22 17:31:31,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:31,500 INFO L93 Difference]: Finished difference Result 17208 states and 21839 transitions. [2020-12-22 17:31:31,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 17:31:31,503 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 96 [2020-12-22 17:31:31,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:31,540 INFO L225 Difference]: With dead ends: 17208 [2020-12-22 17:31:31,540 INFO L226 Difference]: Without dead ends: 17202 [2020-12-22 17:31:31,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 17:31:31,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17202 states. [2020-12-22 17:31:32,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17202 to 17105. [2020-12-22 17:31:32,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17105 states. [2020-12-22 17:31:32,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17105 states to 17105 states and 21716 transitions. [2020-12-22 17:31:32,522 INFO L78 Accepts]: Start accepts. Automaton has 17105 states and 21716 transitions. Word has length 96 [2020-12-22 17:31:32,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:32,522 INFO L481 AbstractCegarLoop]: Abstraction has 17105 states and 21716 transitions. [2020-12-22 17:31:32,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:31:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 17105 states and 21716 transitions. [2020-12-22 17:31:32,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-22 17:31:32,544 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:32,544 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:32,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-22 17:31:32,545 INFO L429 AbstractCegarLoop]: === Iteration 23 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:32,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:32,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1755619114, now seen corresponding path program 1 times [2020-12-22 17:31:32,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:32,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899465023] [2020-12-22 17:31:32,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:32,852 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 17:31:32,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899465023] [2020-12-22 17:31:32,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:32,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 17:31:32,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838816005] [2020-12-22 17:31:32,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 17:31:32,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:32,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 17:31:32,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 17:31:32,854 INFO L87 Difference]: Start difference. First operand 17105 states and 21716 transitions. Second operand 4 states. [2020-12-22 17:31:36,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:36,711 INFO L93 Difference]: Finished difference Result 17196 states and 21836 transitions. [2020-12-22 17:31:36,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 17:31:36,712 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 102 [2020-12-22 17:31:36,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:36,750 INFO L225 Difference]: With dead ends: 17196 [2020-12-22 17:31:36,750 INFO L226 Difference]: Without dead ends: 17188 [2020-12-22 17:31:36,758 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 17:31:36,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17188 states. [2020-12-22 17:31:37,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17188 to 17097. [2020-12-22 17:31:37,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17097 states. [2020-12-22 17:31:37,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17097 states to 17097 states and 21708 transitions. [2020-12-22 17:31:37,725 INFO L78 Accepts]: Start accepts. Automaton has 17097 states and 21708 transitions. Word has length 102 [2020-12-22 17:31:37,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:37,725 INFO L481 AbstractCegarLoop]: Abstraction has 17097 states and 21708 transitions. [2020-12-22 17:31:37,725 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 17:31:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 17097 states and 21708 transitions. [2020-12-22 17:31:37,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-12-22 17:31:37,825 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:37,825 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:37,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-22 17:31:37,826 INFO L429 AbstractCegarLoop]: === Iteration 24 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:37,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:37,827 INFO L82 PathProgramCache]: Analyzing trace with hash -136523204, now seen corresponding path program 1 times [2020-12-22 17:31:37,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:37,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355560367] [2020-12-22 17:31:37,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:38,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355560367] [2020-12-22 17:31:38,090 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2020-12-22 17:31:38,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710698814] [2020-12-22 17:31:38,091 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 17:31:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:42,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 4216 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 17:31:42,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 17:31:42,940 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 17:31:42,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:42,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:31:42,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419526055] [2020-12-22 17:31:42,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 17:31:42,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:42,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 17:31:42,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 17:31:42,943 INFO L87 Difference]: Start difference. First operand 17097 states and 21708 transitions. Second operand 3 states. [2020-12-22 17:31:43,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:43,966 INFO L93 Difference]: Finished difference Result 34178 states and 43484 transitions. [2020-12-22 17:31:43,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 17:31:43,966 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2020-12-22 17:31:43,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:44,015 INFO L225 Difference]: With dead ends: 34178 [2020-12-22 17:31:44,015 INFO L226 Difference]: Without dead ends: 17109 [2020-12-22 17:31:44,072 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 210 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 17:31:44,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17109 states. [2020-12-22 17:31:44,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17109 to 17100. [2020-12-22 17:31:44,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17100 states. [2020-12-22 17:31:45,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17100 states to 17100 states and 21711 transitions. [2020-12-22 17:31:45,008 INFO L78 Accepts]: Start accepts. Automaton has 17100 states and 21711 transitions. Word has length 212 [2020-12-22 17:31:45,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:45,008 INFO L481 AbstractCegarLoop]: Abstraction has 17100 states and 21711 transitions. [2020-12-22 17:31:45,008 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 17:31:45,008 INFO L276 IsEmpty]: Start isEmpty. Operand 17100 states and 21711 transitions. [2020-12-22 17:31:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-22 17:31:45,082 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:45,083 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:45,298 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2020-12-22 17:31:45,300 INFO L429 AbstractCegarLoop]: === Iteration 25 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:45,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:45,301 INFO L82 PathProgramCache]: Analyzing trace with hash 368725557, now seen corresponding path program 1 times [2020-12-22 17:31:45,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:45,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835000251] [2020-12-22 17:31:45,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:45,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835000251] [2020-12-22 17:31:45,734 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2020-12-22 17:31:45,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310628079] [2020-12-22 17:31:45,734 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 17:31:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:50,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 4227 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 17:31:50,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 17:31:50,288 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 17:31:50,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 17:31:50,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 17:31:50,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032762860] [2020-12-22 17:31:50,289 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 17:31:50,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 17:31:50,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 17:31:50,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 17:31:50,289 INFO L87 Difference]: Start difference. First operand 17100 states and 21711 transitions. Second operand 3 states. [2020-12-22 17:31:51,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 17:31:51,351 INFO L93 Difference]: Finished difference Result 34182 states and 43486 transitions. [2020-12-22 17:31:51,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 17:31:51,352 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 216 [2020-12-22 17:31:51,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 17:31:51,426 INFO L225 Difference]: With dead ends: 34182 [2020-12-22 17:31:51,426 INFO L226 Difference]: Without dead ends: 17110 [2020-12-22 17:31:51,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 214 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 17:31:51,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17110 states. [2020-12-22 17:31:52,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17110 to 17104. [2020-12-22 17:31:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17104 states. [2020-12-22 17:31:52,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17104 states to 17104 states and 21716 transitions. [2020-12-22 17:31:52,504 INFO L78 Accepts]: Start accepts. Automaton has 17104 states and 21716 transitions. Word has length 216 [2020-12-22 17:31:52,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 17:31:52,504 INFO L481 AbstractCegarLoop]: Abstraction has 17104 states and 21716 transitions. [2020-12-22 17:31:52,505 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 17:31:52,505 INFO L276 IsEmpty]: Start isEmpty. Operand 17104 states and 21716 transitions. [2020-12-22 17:31:52,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-12-22 17:31:52,580 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 17:31:52,580 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:52,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2020-12-22 17:31:52,795 INFO L429 AbstractCegarLoop]: === Iteration 26 === [de4x5_openErr0ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr7ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr8ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr9ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr12ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr13ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr11ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr10ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr5ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr2ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr1ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr6ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr3ASSERT_VIOLATIONERROR_FUNCTION, de4x5_openErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc2114x_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21040_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr6ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr7ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr5ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr4ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21041_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr3ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr0ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr1ASSERT_VIOLATIONERROR_FUNCTION, dc21140m_autoconfErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 17:31:52,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 17:31:52,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1470400710, now seen corresponding path program 1 times [2020-12-22 17:31:52,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 17:31:52,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891969225] [2020-12-22 17:31:52,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 17:31:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 17:31:53,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891969225] [2020-12-22 17:31:53,278 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2020-12-22 17:31:53,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798089264] [2020-12-22 17:31:53,278 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