/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/product-lines/minepump_spec3_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:19:06,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:19:06,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:19:06,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:19:06,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:19:06,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:19:06,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:19:06,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:19:06,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:19:06,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:19:06,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:19:06,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:19:06,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:19:06,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:19:06,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:19:06,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:19:06,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:19:06,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:19:06,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:19:06,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:19:06,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:19:06,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:19:06,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:19:06,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:19:06,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:19:06,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:19:06,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:19:06,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:19:06,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:19:06,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:19:06,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:19:06,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:19:06,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:19:06,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:19:06,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:19:06,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:19:06,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:19:06,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:19:06,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:19:06,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:19:06,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:19:06,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 09:19:06,378 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:19:06,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:19:06,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:19:06,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:19:06,381 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:19:06,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:19:06,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:19:06,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:19:06,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:19:06,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:19:06,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:19:06,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:19:06,386 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:19:06,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:19:06,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:19:06,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:19:06,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:19:06,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:19:06,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:19:06,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:19:06,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:19:06,388 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:19:06,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:19:06,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:19:06,388 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:19:06,388 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-bitabs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:19:06,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:19:06,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:19:06,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:19:06,777 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:19:06,777 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:19:06,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2020-12-23 09:19:06,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/08b2f5629/cbf1e8fa711f419b8a6f57306c0ff246/FLAG82aee90f9 [2020-12-23 09:19:07,594 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:19:07,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2020-12-23 09:19:07,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/08b2f5629/cbf1e8fa711f419b8a6f57306c0ff246/FLAG82aee90f9 [2020-12-23 09:19:07,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/08b2f5629/cbf1e8fa711f419b8a6f57306c0ff246 [2020-12-23 09:19:07,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:19:07,829 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:19:07,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:19:07,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:19:07,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:19:07,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:07,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25665b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07, skipping insertion in model container [2020-12-23 09:19:07,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:07,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:19:07,925 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] [2020-12-23 09:19:08,242 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c[12713,12726] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] [2020-12-23 09:19:08,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:19:08,299 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] [2020-12-23 09:19:08,419 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c[12713,12726] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] [2020-12-23 09:19:08,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:19:08,492 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:19:08,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08 WrapperNode [2020-12-23 09:19:08,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:19:08,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:19:08,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:19:08,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:19:08,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... [2020-12-23 09:19:08,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... [2020-12-23 09:19:08,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:19:08,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:19:08,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:19:08,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:19:08,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... [2020-12-23 09:19:08,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... [2020-12-23 09:19:08,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... [2020-12-23 09:19:08,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... [2020-12-23 09:19:08,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... [2020-12-23 09:19:08,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... [2020-12-23 09:19:08,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... [2020-12-23 09:19:08,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:19:08,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:19:08,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:19:08,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:19:08,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 09:19:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:19:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:19:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:19:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:19:09,796 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:19:09,796 INFO L299 CfgBuilder]: Removed 200 assume(true) statements. [2020-12-23 09:19:09,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:19:09 BoogieIcfgContainer [2020-12-23 09:19:09,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:19:09,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:19:09,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:19:09,804 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:19:09,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:19:07" (1/3) ... [2020-12-23 09:19:09,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d7207e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:19:09, skipping insertion in model container [2020-12-23 09:19:09,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:08" (2/3) ... [2020-12-23 09:19:09,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d7207e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:19:09, skipping insertion in model container [2020-12-23 09:19:09,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:19:09" (3/3) ... [2020-12-23 09:19:09,808 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2020-12-23 09:19:09,814 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:19:09,819 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-23 09:19:09,838 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 09:19:09,865 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:19:09,865 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:19:09,865 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:19:09,865 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:19:09,865 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:19:09,866 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:19:09,866 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:19:09,866 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:19:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2020-12-23 09:19:09,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-23 09:19:09,891 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:09,892 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:19:09,893 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:09,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:09,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1179839814, now seen corresponding path program 1 times [2020-12-23 09:19:09,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:09,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367977690] [2020-12-23 09:19:09,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:10,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:10,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367977690] [2020-12-23 09:19:10,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:10,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:19:10,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275665380] [2020-12-23 09:19:10,202 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 09:19:10,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:10,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 09:19:10,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:19:10,225 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2020-12-23 09:19:10,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:10,295 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2020-12-23 09:19:10,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 09:19:10,298 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-23 09:19:10,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:10,322 INFO L225 Difference]: With dead ends: 276 [2020-12-23 09:19:10,323 INFO L226 Difference]: Without dead ends: 137 [2020-12-23 09:19:10,327 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:19:10,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-12-23 09:19:10,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2020-12-23 09:19:10,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-12-23 09:19:10,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2020-12-23 09:19:10,384 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2020-12-23 09:19:10,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:10,385 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2020-12-23 09:19:10,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 09:19:10,385 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2020-12-23 09:19:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 09:19:10,387 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:10,387 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:19:10,387 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:19:10,388 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:10,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:10,388 INFO L82 PathProgramCache]: Analyzing trace with hash -2090870567, now seen corresponding path program 1 times [2020-12-23 09:19:10,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:10,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541380868] [2020-12-23 09:19:10,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:10,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:10,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541380868] [2020-12-23 09:19:10,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:10,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:19:10,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461862419] [2020-12-23 09:19:10,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:19:10,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:10,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:19:10,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:19:10,540 INFO L87 Difference]: Start difference. First operand 137 states and 198 transitions. Second operand 3 states. [2020-12-23 09:19:10,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:10,571 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2020-12-23 09:19:10,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:19:10,572 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-23 09:19:10,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:10,573 INFO L225 Difference]: With dead ends: 137 [2020-12-23 09:19:10,573 INFO L226 Difference]: Without dead ends: 55 [2020-12-23 09:19:10,574 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 [2020-12-23 09:19:10,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-12-23 09:19:10,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-12-23 09:19:10,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-23 09:19:10,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2020-12-23 09:19:10,581 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2020-12-23 09:19:10,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:10,582 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2020-12-23 09:19:10,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:19:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2020-12-23 09:19:10,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 09:19:10,583 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:10,583 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] [2020-12-23 09:19:10,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:19:10,584 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:10,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:10,585 INFO L82 PathProgramCache]: Analyzing trace with hash -917137565, now seen corresponding path program 1 times [2020-12-23 09:19:10,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:10,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440960656] [2020-12-23 09:19:10,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:10,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:10,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440960656] [2020-12-23 09:19:10,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:10,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:19:10,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714280621] [2020-12-23 09:19:10,685 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:19:10,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:10,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:19:10,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:19:10,687 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 3 states. [2020-12-23 09:19:10,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:10,722 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2020-12-23 09:19:10,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:19:10,723 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-23 09:19:10,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:10,724 INFO L225 Difference]: With dead ends: 104 [2020-12-23 09:19:10,724 INFO L226 Difference]: Without dead ends: 55 [2020-12-23 09:19:10,728 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 [2020-12-23 09:19:10,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-12-23 09:19:10,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-12-23 09:19:10,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-23 09:19:10,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2020-12-23 09:19:10,741 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2020-12-23 09:19:10,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:10,747 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2020-12-23 09:19:10,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:19:10,747 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2020-12-23 09:19:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-23 09:19:10,749 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:10,749 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] [2020-12-23 09:19:10,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:19:10,750 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:10,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:10,750 INFO L82 PathProgramCache]: Analyzing trace with hash -1642774406, now seen corresponding path program 1 times [2020-12-23 09:19:10,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:10,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222084707] [2020-12-23 09:19:10,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:10,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222084707] [2020-12-23 09:19:10,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:10,846 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:19:10,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782824395] [2020-12-23 09:19:10,846 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:19:10,847 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:10,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:19:10,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:19:10,848 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 3 states. [2020-12-23 09:19:10,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:10,887 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2020-12-23 09:19:10,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:19:10,887 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-23 09:19:10,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:10,889 INFO L225 Difference]: With dead ends: 127 [2020-12-23 09:19:10,889 INFO L226 Difference]: Without dead ends: 78 [2020-12-23 09:19:10,890 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 [2020-12-23 09:19:10,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-12-23 09:19:10,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2020-12-23 09:19:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-12-23 09:19:10,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2020-12-23 09:19:10,899 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2020-12-23 09:19:10,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:10,899 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2020-12-23 09:19:10,899 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:19:10,900 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2020-12-23 09:19:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-23 09:19:10,901 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:10,901 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] [2020-12-23 09:19:10,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:19:10,901 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:10,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:10,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1904097010, now seen corresponding path program 1 times [2020-12-23 09:19:10,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:10,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325428169] [2020-12-23 09:19:10,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:11,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:11,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325428169] [2020-12-23 09:19:11,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:11,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:19:11,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783721642] [2020-12-23 09:19:11,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:11,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:11,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:11,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:11,012 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand 5 states. [2020-12-23 09:19:11,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:11,146 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2020-12-23 09:19:11,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:19:11,147 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-12-23 09:19:11,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:11,149 INFO L225 Difference]: With dead ends: 381 [2020-12-23 09:19:11,149 INFO L226 Difference]: Without dead ends: 311 [2020-12-23 09:19:11,150 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:19:11,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-12-23 09:19:11,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2020-12-23 09:19:11,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-12-23 09:19:11,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2020-12-23 09:19:11,169 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2020-12-23 09:19:11,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:11,170 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2020-12-23 09:19:11,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2020-12-23 09:19:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:19:11,171 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:11,171 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] [2020-12-23 09:19:11,171 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:19:11,172 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:11,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:11,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1319823756, now seen corresponding path program 1 times [2020-12-23 09:19:11,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:11,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901833780] [2020-12-23 09:19:11,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:11,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:11,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901833780] [2020-12-23 09:19:11,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:11,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:19:11,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649521394] [2020-12-23 09:19:11,230 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:19:11,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:11,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:19:11,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:19:11,231 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand 4 states. [2020-12-23 09:19:11,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:11,365 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2020-12-23 09:19:11,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:19:11,366 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-12-23 09:19:11,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:11,368 INFO L225 Difference]: With dead ends: 254 [2020-12-23 09:19:11,368 INFO L226 Difference]: Without dead ends: 184 [2020-12-23 09:19:11,368 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:19:11,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2020-12-23 09:19:11,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2020-12-23 09:19:11,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-12-23 09:19:11,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2020-12-23 09:19:11,389 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2020-12-23 09:19:11,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:11,389 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2020-12-23 09:19:11,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:19:11,389 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2020-12-23 09:19:11,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:19:11,390 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:11,391 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] [2020-12-23 09:19:11,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:19:11,391 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:11,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:11,392 INFO L82 PathProgramCache]: Analyzing trace with hash 308706506, now seen corresponding path program 1 times [2020-12-23 09:19:11,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:11,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635310633] [2020-12-23 09:19:11,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:11,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635310633] [2020-12-23 09:19:11,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:11,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:19:11,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715931249] [2020-12-23 09:19:11,460 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:19:11,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:11,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:19:11,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:19:11,461 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand 4 states. [2020-12-23 09:19:11,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:11,546 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2020-12-23 09:19:11,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:19:11,547 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-12-23 09:19:11,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:11,552 INFO L225 Difference]: With dead ends: 505 [2020-12-23 09:19:11,552 INFO L226 Difference]: Without dead ends: 376 [2020-12-23 09:19:11,552 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 [2020-12-23 09:19:11,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2020-12-23 09:19:11,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2020-12-23 09:19:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-12-23 09:19:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2020-12-23 09:19:11,569 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2020-12-23 09:19:11,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:11,569 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2020-12-23 09:19:11,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:19:11,570 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2020-12-23 09:19:11,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:19:11,571 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:11,571 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] [2020-12-23 09:19:11,571 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:19:11,571 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:11,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:11,572 INFO L82 PathProgramCache]: Analyzing trace with hash 566871944, now seen corresponding path program 1 times [2020-12-23 09:19:11,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:11,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558516723] [2020-12-23 09:19:11,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:11,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:11,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558516723] [2020-12-23 09:19:11,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:11,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:11,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944498323] [2020-12-23 09:19:11,634 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:11,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:11,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:11,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:11,636 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand 5 states. [2020-12-23 09:19:11,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:11,730 INFO L93 Difference]: Finished difference Result 548 states and 766 transitions. [2020-12-23 09:19:11,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:19:11,731 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-23 09:19:11,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:11,734 INFO L225 Difference]: With dead ends: 548 [2020-12-23 09:19:11,734 INFO L226 Difference]: Without dead ends: 373 [2020-12-23 09:19:11,734 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:19:11,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2020-12-23 09:19:11,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 190. [2020-12-23 09:19:11,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-12-23 09:19:11,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2020-12-23 09:19:11,754 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2020-12-23 09:19:11,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:11,754 INFO L481 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2020-12-23 09:19:11,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:11,754 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2020-12-23 09:19:11,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 09:19:11,755 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:11,755 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] [2020-12-23 09:19:11,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:19:11,756 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:11,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:11,756 INFO L82 PathProgramCache]: Analyzing trace with hash -1083058712, now seen corresponding path program 1 times [2020-12-23 09:19:11,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:11,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948922519] [2020-12-23 09:19:11,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:11,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948922519] [2020-12-23 09:19:11,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:11,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:11,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896413595] [2020-12-23 09:19:11,824 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 09:19:11,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:11,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 09:19:11,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 09:19:11,825 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand 6 states. [2020-12-23 09:19:12,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:12,124 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2020-12-23 09:19:12,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-23 09:19:12,125 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-12-23 09:19:12,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:12,131 INFO L225 Difference]: With dead ends: 1391 [2020-12-23 09:19:12,131 INFO L226 Difference]: Without dead ends: 1207 [2020-12-23 09:19:12,132 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-12-23 09:19:12,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2020-12-23 09:19:12,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2020-12-23 09:19:12,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-12-23 09:19:12,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2020-12-23 09:19:12,176 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2020-12-23 09:19:12,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:12,176 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2020-12-23 09:19:12,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 09:19:12,176 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2020-12-23 09:19:12,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 09:19:12,177 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:12,177 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] [2020-12-23 09:19:12,177 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:19:12,178 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:12,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:12,178 INFO L82 PathProgramCache]: Analyzing trace with hash -403000342, now seen corresponding path program 1 times [2020-12-23 09:19:12,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:12,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445856083] [2020-12-23 09:19:12,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:12,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:12,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445856083] [2020-12-23 09:19:12,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:12,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 09:19:12,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458729837] [2020-12-23 09:19:12,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 09:19:12,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:12,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 09:19:12,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 09:19:12,242 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand 6 states. [2020-12-23 09:19:12,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:12,507 INFO L93 Difference]: Finished difference Result 1050 states and 1414 transitions. [2020-12-23 09:19:12,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-23 09:19:12,508 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-12-23 09:19:12,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:12,512 INFO L225 Difference]: With dead ends: 1050 [2020-12-23 09:19:12,512 INFO L226 Difference]: Without dead ends: 696 [2020-12-23 09:19:12,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-12-23 09:19:12,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-12-23 09:19:12,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 306. [2020-12-23 09:19:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-12-23 09:19:12,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2020-12-23 09:19:12,551 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2020-12-23 09:19:12,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:12,551 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2020-12-23 09:19:12,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 09:19:12,551 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2020-12-23 09:19:12,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-23 09:19:12,552 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:12,552 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] [2020-12-23 09:19:12,553 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 09:19:12,553 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:12,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:12,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1138138450, now seen corresponding path program 1 times [2020-12-23 09:19:12,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:12,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133876642] [2020-12-23 09:19:12,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:12,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:12,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133876642] [2020-12-23 09:19:12,620 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:12,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 09:19:12,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740266883] [2020-12-23 09:19:12,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 09:19:12,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:12,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 09:19:12,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:19:12,622 INFO L87 Difference]: Start difference. First operand 306 states and 395 transitions. Second operand 7 states. [2020-12-23 09:19:13,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:13,100 INFO L93 Difference]: Finished difference Result 1168 states and 1491 transitions. [2020-12-23 09:19:13,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-23 09:19:13,101 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2020-12-23 09:19:13,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:13,106 INFO L225 Difference]: With dead ends: 1168 [2020-12-23 09:19:13,106 INFO L226 Difference]: Without dead ends: 868 [2020-12-23 09:19:13,107 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2020-12-23 09:19:13,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 868 states. [2020-12-23 09:19:13,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 868 to 286. [2020-12-23 09:19:13,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-12-23 09:19:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2020-12-23 09:19:13,146 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2020-12-23 09:19:13,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,146 INFO L481 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2020-12-23 09:19:13,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 09:19:13,146 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2020-12-23 09:19:13,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 09:19:13,148 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,148 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] [2020-12-23 09:19:13,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 09:19:13,148 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,149 INFO L82 PathProgramCache]: Analyzing trace with hash 113257525, now seen corresponding path program 1 times [2020-12-23 09:19:13,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756966073] [2020-12-23 09:19:13,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:13,228 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-23 09:19:13,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756966073] [2020-12-23 09:19:13,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:13,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:13,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674802375] [2020-12-23 09:19:13,230 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:13,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:13,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:13,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:13,231 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand 5 states. [2020-12-23 09:19:13,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:13,310 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2020-12-23 09:19:13,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:19:13,314 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-12-23 09:19:13,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:13,317 INFO L225 Difference]: With dead ends: 661 [2020-12-23 09:19:13,318 INFO L226 Difference]: Without dead ends: 381 [2020-12-23 09:19:13,318 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:19:13,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2020-12-23 09:19:13,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2020-12-23 09:19:13,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-12-23 09:19:13,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2020-12-23 09:19:13,371 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2020-12-23 09:19:13,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,373 INFO L481 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2020-12-23 09:19:13,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2020-12-23 09:19:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 09:19:13,374 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,374 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] [2020-12-23 09:19:13,374 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 09:19:13,375 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,375 INFO L82 PathProgramCache]: Analyzing trace with hash -730747977, now seen corresponding path program 1 times [2020-12-23 09:19:13,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093727632] [2020-12-23 09:19:13,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:13,466 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-23 09:19:13,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093727632] [2020-12-23 09:19:13,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:13,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:13,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024954119] [2020-12-23 09:19:13,468 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:13,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:13,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:13,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:13,470 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand 5 states. [2020-12-23 09:19:13,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:13,557 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2020-12-23 09:19:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:19:13,558 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-12-23 09:19:13,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:13,560 INFO L225 Difference]: With dead ends: 608 [2020-12-23 09:19:13,560 INFO L226 Difference]: Without dead ends: 328 [2020-12-23 09:19:13,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:19:13,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-12-23 09:19:13,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2020-12-23 09:19:13,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-12-23 09:19:13,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2020-12-23 09:19:13,597 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2020-12-23 09:19:13,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,597 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2020-12-23 09:19:13,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2020-12-23 09:19:13,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 09:19:13,598 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,599 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 09:19:13,599 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 09:19:13,599 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1478001787, now seen corresponding path program 1 times [2020-12-23 09:19:13,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803416764] [2020-12-23 09:19:13,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:13,664 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:13,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803416764] [2020-12-23 09:19:13,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:13,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:19:13,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119038958] [2020-12-23 09:19:13,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:13,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:13,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:13,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:13,666 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand 5 states. [2020-12-23 09:19:13,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:13,764 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2020-12-23 09:19:13,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:19:13,764 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-12-23 09:19:13,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:13,766 INFO L225 Difference]: With dead ends: 622 [2020-12-23 09:19:13,766 INFO L226 Difference]: Without dead ends: 384 [2020-12-23 09:19:13,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:19:13,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2020-12-23 09:19:13,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2020-12-23 09:19:13,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-12-23 09:19:13,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2020-12-23 09:19:13,798 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2020-12-23 09:19:13,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,798 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2020-12-23 09:19:13,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:13,798 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2020-12-23 09:19:13,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 09:19:13,799 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,799 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:19:13,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 09:19:13,801 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,802 INFO L82 PathProgramCache]: Analyzing trace with hash 458072168, now seen corresponding path program 1 times [2020-12-23 09:19:13,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707573096] [2020-12-23 09:19:13,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:13,871 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-23 09:19:13,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707573096] [2020-12-23 09:19:13,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:13,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:13,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599063566] [2020-12-23 09:19:13,873 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:13,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:13,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:13,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:13,874 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand 5 states. [2020-12-23 09:19:13,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:13,956 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2020-12-23 09:19:13,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:19:13,956 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-12-23 09:19:13,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:13,958 INFO L225 Difference]: With dead ends: 514 [2020-12-23 09:19:13,958 INFO L226 Difference]: Without dead ends: 326 [2020-12-23 09:19:13,961 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:19:13,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2020-12-23 09:19:13,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2020-12-23 09:19:13,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-12-23 09:19:13,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2020-12-23 09:19:13,993 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2020-12-23 09:19:13,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,993 INFO L481 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2020-12-23 09:19:13,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:13,994 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2020-12-23 09:19:13,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 09:19:13,994 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,995 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:19:13,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 09:19:13,996 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,997 INFO L82 PathProgramCache]: Analyzing trace with hash 716237606, now seen corresponding path program 1 times [2020-12-23 09:19:13,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586993687] [2020-12-23 09:19:13,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-23 09:19:14,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586993687] [2020-12-23 09:19:14,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590176816] [2020-12-23 09:19:14,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 09:19:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:14,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-23 09:19:14,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:19:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-23 09:19:14,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:19:14,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-12-23 09:19:14,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437848327] [2020-12-23 09:19:14,462 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 09:19:14,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:14,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 09:19:14,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:19:14,463 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand 7 states. [2020-12-23 09:19:14,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:14,766 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2020-12-23 09:19:14,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-23 09:19:14,766 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2020-12-23 09:19:14,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:14,767 INFO L225 Difference]: With dead ends: 863 [2020-12-23 09:19:14,767 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:19:14,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-12-23 09:19:14,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:19:14,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:19:14,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:19:14,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:19:14,769 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-12-23 09:19:14,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:14,770 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:19:14,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 09:19:14,770 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:19:14,770 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:19:14,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-23 09:19:14,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:19:15,970 WARN L197 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 260 [2020-12-23 09:19:16,398 WARN L197 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 123 [2020-12-23 09:19:17,208 WARN L197 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 251 [2020-12-23 09:19:17,395 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 143 [2020-12-23 09:19:17,794 WARN L197 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 225 [2020-12-23 09:19:18,273 WARN L197 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 216 [2020-12-23 09:19:18,409 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 141 [2020-12-23 09:19:18,784 WARN L197 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 174 [2020-12-23 09:19:18,908 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 92 [2020-12-23 09:19:21,011 WARN L197 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 246 DAG size of output: 40 [2020-12-23 09:19:21,462 WARN L197 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 39 [2020-12-23 09:19:23,421 WARN L197 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 238 DAG size of output: 41 [2020-12-23 09:19:24,279 WARN L197 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 62 [2020-12-23 09:19:24,492 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 43 [2020-12-23 09:19:25,887 WARN L197 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 223 DAG size of output: 65 [2020-12-23 09:19:26,065 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 35 [2020-12-23 09:19:27,608 WARN L197 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 212 DAG size of output: 27 [2020-12-23 09:19:27,747 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2020-12-23 09:19:28,547 WARN L197 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 54 [2020-12-23 09:19:29,568 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 160 DAG size of output: 51 [2020-12-23 09:19:29,872 WARN L197 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 28 [2020-12-23 09:19:29,883 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2020-12-23 09:19:29,883 INFO L185 CegarLoopUtils]: At program point L168(lines 1 991) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:19:29,883 INFO L185 CegarLoopUtils]: At program point L961(lines 946 964) the Hoare annotation is: false [2020-12-23 09:19:29,884 INFO L185 CegarLoopUtils]: At program point L961-1(lines 946 964) the Hoare annotation is: (let ((.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse10 (not .cse2)) (.cse11 (<= ~waterLevel~0 1)) (.cse12 (not .cse3)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse15 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse6 (<= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse0 .cse13 .cse4 .cse14 .cse7 .cse8) (and .cse10 .cse11 .cse12 .cse13 .cse4 .cse15 .cse14 .cse7 .cse8) (and .cse1 .cse2 .cse3 .cse15 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9)))) [2020-12-23 09:19:29,884 INFO L185 CegarLoopUtils]: At program point L961-2(lines 946 964) the Hoare annotation is: false [2020-12-23 09:19:29,884 INFO L185 CegarLoopUtils]: At program point L961-3(lines 946 964) the Hoare annotation is: false [2020-12-23 09:19:29,884 INFO L185 CegarLoopUtils]: At program point L961-4(lines 946 964) the Hoare annotation is: false [2020-12-23 09:19:29,884 INFO L185 CegarLoopUtils]: At program point L961-5(lines 946 964) the Hoare annotation is: false [2020-12-23 09:19:29,884 INFO L189 CegarLoopUtils]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-12-23 09:19:29,885 INFO L185 CegarLoopUtils]: At program point L731-1(lines 731 737) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 1)) (.cse6 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (or (and (= ~waterLevel~0 1) .cse5 .cse7) (and (not .cse8) .cse5 (<= 2 ~waterLevel~0) .cse7))) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse0 .cse1 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse7 .cse3) (and .cse9 .cse0 .cse8 .cse7 .cse3) (and .cse4 .cse9 .cse5 .cse0 .cse6 .cse7) (and .cse9 .cse0 .cse2 .cse3)))) [2020-12-23 09:19:29,885 INFO L185 CegarLoopUtils]: At program point L897(lines 890 900) the Hoare annotation is: false [2020-12-23 09:19:29,885 INFO L185 CegarLoopUtils]: At program point L897-1(lines 890 900) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9 (= ~methaneLevelCritical~0 0) .cse10) (and (= ~methaneLevelCritical~0 1) .cse0 .cse9 .cse1 .cse2 .cse3 .cse4 (not .cse6) .cse5 .cse7 .cse8 .cse10))) [2020-12-23 09:19:29,885 INFO L185 CegarLoopUtils]: At program point L897-2(lines 890 900) the Hoare annotation is: false [2020-12-23 09:19:29,885 INFO L185 CegarLoopUtils]: At program point L897-3(lines 890 900) the Hoare annotation is: false [2020-12-23 09:19:29,885 INFO L185 CegarLoopUtils]: At program point L897-4(lines 890 900) the Hoare annotation is: false [2020-12-23 09:19:29,886 INFO L185 CegarLoopUtils]: At program point L897-5(lines 890 900) the Hoare annotation is: false [2020-12-23 09:19:29,886 INFO L185 CegarLoopUtils]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:19:29,886 INFO L189 CegarLoopUtils]: For program point L568(lines 568 572) no Hoare annotation was computed. [2020-12-23 09:19:29,886 INFO L189 CegarLoopUtils]: For program point L568-3(lines 568 572) no Hoare annotation was computed. [2020-12-23 09:19:29,886 INFO L189 CegarLoopUtils]: For program point L568-6(lines 568 572) no Hoare annotation was computed. [2020-12-23 09:19:29,886 INFO L192 CegarLoopUtils]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-12-23 09:19:29,886 INFO L189 CegarLoopUtils]: For program point L835(lines 835 852) no Hoare annotation was computed. [2020-12-23 09:19:29,887 INFO L189 CegarLoopUtils]: For program point L835-1(lines 835 852) no Hoare annotation was computed. [2020-12-23 09:19:29,887 INFO L189 CegarLoopUtils]: For program point L835-2(lines 835 852) no Hoare annotation was computed. [2020-12-23 09:19:29,887 INFO L185 CegarLoopUtils]: At program point L637(lines 632 640) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse8 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse6 .cse7) (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse8 .cse2 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) .cse4 .cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not .cse5) .cse1 (<= ~waterLevel~0 2) .cse7))) [2020-12-23 09:19:29,887 INFO L185 CegarLoopUtils]: At program point L637-1(lines 632 640) the Hoare annotation is: false [2020-12-23 09:19:29,887 INFO L185 CegarLoopUtils]: At program point L637-2(lines 632 640) the Hoare annotation is: false [2020-12-23 09:19:29,887 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2020-12-23 09:19:29,888 INFO L185 CegarLoopUtils]: At program point L605(lines 600 608) the Hoare annotation is: false [2020-12-23 09:19:29,888 INFO L185 CegarLoopUtils]: At program point L605-1(lines 600 608) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse9 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not .cse7) .cse6 .cse8 .cse9 .cse10))) [2020-12-23 09:19:29,888 INFO L185 CegarLoopUtils]: At program point L605-2(lines 600 608) the Hoare annotation is: (let ((.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse6 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse13 (= ~methaneLevelCritical~0 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse14 (not .cse7)) (.cse12 (<= ~waterLevel~0 2)) (.cse10 (= ~pumpRunning~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9 (not .cse10) .cse11 .cse12) (and .cse13 .cse0 .cse9 .cse1 .cse3 .cse2 .cse4 .cse5 .cse14 .cse6 .cse8 .cse12) (and .cse15 .cse13 .cse2 .cse3 .cse14 .cse16 .cse8) (and .cse15 .cse13 .cse3 .cse14 .cse10 .cse8) (and .cse0 .cse13 .cse9 .cse1 .cse3 .cse4 .cse5 .cse14 .cse10 .cse8 .cse12) (and .cse15 .cse11 .cse3 .cse7 .cse10 .cse8) (and .cse15 .cse2 .cse11 .cse3 .cse7 .cse16 .cse8)))) [2020-12-23 09:19:29,888 INFO L185 CegarLoopUtils]: At program point L605-3(lines 600 608) the Hoare annotation is: false [2020-12-23 09:19:29,888 INFO L185 CegarLoopUtils]: At program point L605-4(lines 600 608) the Hoare annotation is: false [2020-12-23 09:19:29,888 INFO L185 CegarLoopUtils]: At program point L605-5(lines 600 608) the Hoare annotation is: false [2020-12-23 09:19:29,889 INFO L185 CegarLoopUtils]: At program point L605-6(lines 600 608) the Hoare annotation is: false [2020-12-23 09:19:29,889 INFO L185 CegarLoopUtils]: At program point L605-7(lines 600 608) the Hoare annotation is: false [2020-12-23 09:19:29,889 INFO L185 CegarLoopUtils]: At program point L605-8(lines 600 608) the Hoare annotation is: false [2020-12-23 09:19:29,889 INFO L185 CegarLoopUtils]: At program point L176(lines 171 179) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:19:29,889 INFO L189 CegarLoopUtils]: For program point L872(lines 872 878) no Hoare annotation was computed. [2020-12-23 09:19:29,890 INFO L189 CegarLoopUtils]: For program point L839(lines 839 847) no Hoare annotation was computed. [2020-12-23 09:19:29,890 INFO L189 CegarLoopUtils]: For program point L872-2(lines 872 878) no Hoare annotation was computed. [2020-12-23 09:19:29,890 INFO L189 CegarLoopUtils]: For program point L839-1(lines 839 847) no Hoare annotation was computed. [2020-12-23 09:19:29,890 INFO L189 CegarLoopUtils]: For program point L839-2(lines 839 847) no Hoare annotation was computed. [2020-12-23 09:19:29,890 INFO L189 CegarLoopUtils]: For program point L872-4(lines 872 878) no Hoare annotation was computed. [2020-12-23 09:19:29,891 INFO L189 CegarLoopUtils]: For program point L872-6(lines 872 878) no Hoare annotation was computed. [2020-12-23 09:19:29,891 INFO L189 CegarLoopUtils]: For program point L872-8(lines 872 878) no Hoare annotation was computed. [2020-12-23 09:19:29,891 INFO L189 CegarLoopUtils]: For program point L872-10(lines 872 878) no Hoare annotation was computed. [2020-12-23 09:19:29,891 INFO L185 CegarLoopUtils]: At program point L906(lines 901 909) the Hoare annotation is: (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= ULTIMATE.start_activatePump_~tmp~8 0) (= 1 ~systemActive~0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 2) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) [2020-12-23 09:19:29,891 INFO L185 CegarLoopUtils]: At program point L906-1(lines 901 909) the Hoare annotation is: false [2020-12-23 09:19:29,891 INFO L185 CegarLoopUtils]: At program point L906-2(lines 901 909) the Hoare annotation is: false [2020-12-23 09:19:29,891 INFO L189 CegarLoopUtils]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L675(lines 675 695) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L675-2(lines 675 695) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L675-4(lines 675 695) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L974(lines 974 978) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L974-2(lines 974 978) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L974-3(lines 974 978) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L809(lines 809 826) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L974-5(lines 974 978) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L809-1(lines 809 826) no Hoare annotation was computed. [2020-12-23 09:19:29,892 INFO L189 CegarLoopUtils]: For program point L974-6(lines 974 978) no Hoare annotation was computed. [2020-12-23 09:19:29,893 INFO L189 CegarLoopUtils]: For program point L809-2(lines 809 826) no Hoare annotation was computed. [2020-12-23 09:19:29,893 INFO L189 CegarLoopUtils]: For program point L809-3(lines 809 826) no Hoare annotation was computed. [2020-12-23 09:19:29,893 INFO L189 CegarLoopUtils]: For program point L974-8(lines 974 978) no Hoare annotation was computed. [2020-12-23 09:19:29,893 INFO L189 CegarLoopUtils]: For program point L809-4(lines 809 826) no Hoare annotation was computed. [2020-12-23 09:19:29,893 INFO L189 CegarLoopUtils]: For program point L809-5(lines 809 826) no Hoare annotation was computed. [2020-12-23 09:19:29,893 INFO L185 CegarLoopUtils]: At program point L777(lines 776 795) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse3 .cse5 .cse6 .cse4 .cse7) (and .cse1 .cse3 .cse6 .cse4 .cse7) (and .cse0 .cse2 .cse3 .cse5 .cse4))) [2020-12-23 09:19:29,893 INFO L189 CegarLoopUtils]: For program point L777-1(lines 777 783) no Hoare annotation was computed. [2020-12-23 09:19:29,893 INFO L185 CegarLoopUtils]: At program point L777-2(lines 776 795) the Hoare annotation is: false [2020-12-23 09:19:29,894 INFO L185 CegarLoopUtils]: At program point L777-3(lines 776 795) the Hoare annotation is: false [2020-12-23 09:19:29,894 INFO L189 CegarLoopUtils]: For program point L645(lines 645 651) no Hoare annotation was computed. [2020-12-23 09:19:29,894 INFO L189 CegarLoopUtils]: For program point L645-1(lines 645 651) no Hoare annotation was computed. [2020-12-23 09:19:29,894 INFO L189 CegarLoopUtils]: For program point L645-2(lines 645 651) no Hoare annotation was computed. [2020-12-23 09:19:29,894 INFO L189 CegarLoopUtils]: For program point L645-3(lines 645 651) no Hoare annotation was computed. [2020-12-23 09:19:29,894 INFO L189 CegarLoopUtils]: For program point L645-4(lines 645 651) no Hoare annotation was computed. [2020-12-23 09:19:29,894 INFO L189 CegarLoopUtils]: For program point L645-5(lines 645 651) no Hoare annotation was computed. [2020-12-23 09:19:29,894 INFO L189 CegarLoopUtils]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-12-23 09:19:29,894 INFO L189 CegarLoopUtils]: For program point L580(lines 580 584) no Hoare annotation was computed. [2020-12-23 09:19:29,895 INFO L189 CegarLoopUtils]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-12-23 09:19:29,895 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 09:19:29,895 INFO L189 CegarLoopUtils]: For program point L813(lines 813 821) no Hoare annotation was computed. [2020-12-23 09:19:29,895 INFO L189 CegarLoopUtils]: For program point L813-1(lines 813 821) no Hoare annotation was computed. [2020-12-23 09:19:29,895 INFO L189 CegarLoopUtils]: For program point L813-2(lines 813 821) no Hoare annotation was computed. [2020-12-23 09:19:29,895 INFO L189 CegarLoopUtils]: For program point L813-3(lines 813 821) no Hoare annotation was computed. [2020-12-23 09:19:29,895 INFO L189 CegarLoopUtils]: For program point L681(lines 681 694) no Hoare annotation was computed. [2020-12-23 09:19:29,895 INFO L189 CegarLoopUtils]: For program point L813-4(lines 813 821) no Hoare annotation was computed. [2020-12-23 09:19:29,896 INFO L185 CegarLoopUtils]: At program point L681-1(lines 1 991) the Hoare annotation is: (let ((.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0))) (let ((.cse7 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse10 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse0 (<= ~waterLevel~0 1)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse8 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse2 (= 1 ~systemActive~0)) (.cse16 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse17 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse18 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (not .cse13)) (.cse19 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (not .cse11)) (.cse20 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse2 .cse9 .cse10 .cse11 .cse12 .cse5 .cse13) (and .cse0 .cse2 .cse9 .cse7 .cse10 .cse11 .cse4 .cse5 .cse13) (and (= ~waterLevel~0 1) .cse9 .cse2 .cse4 .cse5) (and .cse0 .cse1 .cse8 .cse2 .cse3 .cse12 .cse6 .cse5) (and .cse14 .cse15 .cse8 .cse2 .cse16 .cse17 .cse18 .cse11 .cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse19 (not .cse4) .cse9 .cse20 .cse13) (and .cse14 .cse1 .cse19 .cse15 .cse2 .cse16 .cse17 .cse3 .cse4 .cse5 .cse6 .cse20) (and .cse1 .cse14 .cse15 .cse8 .cse2 .cse16 .cse17 .cse18 .cse5 .cse6 .cse19 .cse3 .cse20)))) [2020-12-23 09:19:29,896 INFO L189 CegarLoopUtils]: For program point L813-5(lines 813 821) no Hoare annotation was computed. [2020-12-23 09:19:29,896 INFO L189 CegarLoopUtils]: For program point L681-2(lines 681 694) no Hoare annotation was computed. [2020-12-23 09:19:29,896 INFO L185 CegarLoopUtils]: At program point L681-3(lines 1 991) the Hoare annotation is: false [2020-12-23 09:19:29,896 INFO L189 CegarLoopUtils]: For program point L681-4(lines 681 694) no Hoare annotation was computed. [2020-12-23 09:19:29,896 INFO L185 CegarLoopUtils]: At program point L681-5(lines 1 991) the Hoare annotation is: false [2020-12-23 09:19:29,896 INFO L185 CegarLoopUtils]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-12-23 09:19:29,896 INFO L189 CegarLoopUtils]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-23 09:19:29,897 INFO L185 CegarLoopUtils]: At program point L980(lines 965 983) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2020-12-23 09:19:29,897 INFO L185 CegarLoopUtils]: At program point L980-1(lines 965 983) the Hoare annotation is: false [2020-12-23 09:19:29,897 INFO L185 CegarLoopUtils]: At program point L980-2(lines 965 983) the Hoare annotation is: false [2020-12-23 09:19:29,897 INFO L189 CegarLoopUtils]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-12-23 09:19:29,897 INFO L185 CegarLoopUtils]: At program point L749-2(lines 777 783) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse6 (let ((.cse10 (not .cse9))) (or (and (= ~waterLevel~0 1) .cse10 .cse1 .cse5) (and .cse10 .cse1 (<= 2 ~waterLevel~0) .cse5)))) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_processEnvironment_~tmp~7 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse2 .cse8) (and .cse2 .cse3 .cse9 .cse5 .cse8) (and .cse7 .cse2 .cse9 .cse5 .cse8) (and .cse6 .cse2 .cse3 .cse8) (and .cse0 .cse7 .cse1 .cse2 .cse4 .cse5)))) [2020-12-23 09:19:29,897 INFO L185 CegarLoopUtils]: At program point L650(lines 641 654) the Hoare annotation is: false [2020-12-23 09:19:29,897 INFO L185 CegarLoopUtils]: At program point L650-1(lines 641 654) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (not .cse0)) (.cse9 (<= ~waterLevel~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse9 .cse7 .cse1 .cse4 .cse5) (and .cse8 .cse9 .cse1 .cse2 .cse4 .cse5)))) [2020-12-23 09:19:29,898 INFO L185 CegarLoopUtils]: At program point L650-2(lines 641 654) the Hoare annotation is: false [2020-12-23 09:19:29,898 INFO L189 CegarLoopUtils]: For program point L551(line 551) no Hoare annotation was computed. [2020-12-23 09:19:29,898 INFO L185 CegarLoopUtils]: At program point L650-3(lines 641 654) the Hoare annotation is: false [2020-12-23 09:19:29,898 INFO L189 CegarLoopUtils]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-12-23 09:19:29,898 INFO L185 CegarLoopUtils]: At program point L650-4(lines 641 654) the Hoare annotation is: false [2020-12-23 09:19:29,898 INFO L185 CegarLoopUtils]: At program point L650-5(lines 641 654) the Hoare annotation is: false [2020-12-23 09:19:29,898 INFO L189 CegarLoopUtils]: For program point L551-2(line 551) no Hoare annotation was computed. [2020-12-23 09:19:29,898 INFO L185 CegarLoopUtils]: At program point L784(lines 784 790) the Hoare annotation is: (let ((.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse10 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse9 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse16 (not .cse11)) (.cse14 (<= ~waterLevel~0 2)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse4 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse13 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse1 .cse2 .cse8 .cse9 .cse10 .cse11 .cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse12 (not .cse13) .cse3 .cse14) (and .cse0 .cse15 .cse2 .cse13 .cse5) (and .cse15 .cse6 .cse12 .cse7 .cse1 .cse2 .cse8 .cse9 .cse16 .cse10 .cse5 .cse14) (and .cse15 .cse6 .cse12 .cse7 .cse2 .cse8 .cse9 .cse16 .cse13 .cse5 .cse14) (and .cse0 .cse15 .cse1 .cse2 .cse4 .cse5) (and .cse0 .cse3 .cse2 .cse13 .cse5)))) [2020-12-23 09:19:29,899 INFO L185 CegarLoopUtils]: At program point L784-1(lines 784 790) the Hoare annotation is: false [2020-12-23 09:19:29,899 INFO L185 CegarLoopUtils]: At program point L784-2(lines 784 790) the Hoare annotation is: false [2020-12-23 09:19:29,899 INFO L189 CegarLoopUtils]: For program point L685(lines 685 691) no Hoare annotation was computed. [2020-12-23 09:19:29,899 INFO L189 CegarLoopUtils]: For program point L685-2(lines 685 691) no Hoare annotation was computed. [2020-12-23 09:19:29,899 INFO L189 CegarLoopUtils]: For program point L685-4(lines 685 691) no Hoare annotation was computed. [2020-12-23 09:19:29,899 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 09:19:29,899 INFO L189 CegarLoopUtils]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-12-23 09:19:29,899 INFO L189 CegarLoopUtils]: For program point L58-1(lines 777 783) no Hoare annotation was computed. [2020-12-23 09:19:29,900 INFO L189 CegarLoopUtils]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-12-23 09:19:29,900 INFO L185 CegarLoopUtils]: At program point L721-1(lines 721 727) the Hoare annotation is: (let ((.cse15 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse14 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (not .cse13)) (.cse6 (not .cse15)) (.cse0 (<= ~waterLevel~0 1)) (.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse12 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse16 (= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse7 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse3 .cse7 .cse4 .cse5 .cse6 .cse8) (and .cse9 .cse2 .cse10 .cse11 .cse12 .cse13 .cse14 .cse5 .cse8 .cse15) (and .cse1 .cse2 .cse10 .cse3 .cse14 .cse5 .cse6 .cse8) (and .cse1 .cse2 .cse3 (or (and .cse2 .cse10 .cse7 .cse5) (and .cse16 .cse10 .cse5)) .cse6 .cse8) (and .cse2 .cse11 .cse7 .cse4 .cse5 .cse8) (and .cse0 .cse2 .cse11 .cse9 .cse12 .cse13 .cse4 .cse5 .cse15) (and .cse16 .cse11 .cse2 .cse4 .cse5) (and .cse13 (or (and (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse16 .cse10 .cse2 .cse11 .cse5) (and .cse2 .cse10 .cse11 .cse7 .cse5)) .cse8 .cse15)))) [2020-12-23 09:19:29,900 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 09:19:29,900 INFO L189 CegarLoopUtils]: For program point L955(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,900 INFO L189 CegarLoopUtils]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,900 INFO L189 CegarLoopUtils]: For program point L955-3(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,900 INFO L189 CegarLoopUtils]: For program point L955-5(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L955-6(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L955-8(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L955-9(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L592(lines 592 596) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L955-11(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L955-12(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L955-14(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L955-15(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L955-17(lines 955 959) no Hoare annotation was computed. [2020-12-23 09:19:29,901 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 09:19:29,902 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2020-12-23 09:19:29,902 INFO L185 CegarLoopUtils]: At program point L759(lines 710 760) the Hoare annotation is: false [2020-12-23 09:19:29,902 INFO L185 CegarLoopUtils]: At program point L660(lines 655 663) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2020-12-23 09:19:29,902 INFO L185 CegarLoopUtils]: At program point L660-1(lines 655 663) the Hoare annotation is: false [2020-12-23 09:19:29,902 INFO L185 CegarLoopUtils]: At program point L660-2(lines 655 663) the Hoare annotation is: false [2020-12-23 09:19:29,902 INFO L189 CegarLoopUtils]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-12-23 09:19:29,902 INFO L192 CegarLoopUtils]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-12-23 09:19:29,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:19:29 BoogieIcfgContainer [2020-12-23 09:19:29,984 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 09:19:29,985 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 09:19:29,985 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 09:19:29,985 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 09:19:29,985 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:19:09" (3/4) ... [2020-12-23 09:19:29,995 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 09:19:30,033 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-23 09:19:30,035 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-23 09:19:30,036 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-23 09:19:30,037 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-23 09:19:30,039 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 09:19:30,040 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:19:30,041 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:19:30,074 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) || (((((((((waterLevel <= 1 && \result <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && tmp == 0) && !(tmp == 0)) && splverifierCounter == 0)) || ((((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp == 0)) || (((((((((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && waterLevel <= 2)) || ((((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && !(tmp == 0)) && \result == 0) && !(\result == 0)) && waterLevel <= 2) [2020-12-23 09:19:30,075 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) || (((((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && waterLevel <= 2)) || (((((((((\result <= 1 && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || (((((((methaneLevelCritical == 1 && 1 == systemActive) && tmp == 0) && !(\result == 0)) && tmp == 0) && splverifierCounter == 0) && !(tmp == 0)) && waterLevel <= 2)) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && ((((1 == systemActive && tmp == 0) && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && !(tmp == 0)) && waterLevel <= 2)) || (((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((\result == 0 && ((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || ((((1 == systemActive && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0))) && waterLevel <= 2) && tmp == 0) [2020-12-23 09:19:30,078 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && splverifierCounter == 0) || (((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2)) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-23 09:19:30,081 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) || (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && tmp == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && tmp == 0) && splverifierCounter == 0) [2020-12-23 09:19:30,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-23 09:19:30,089 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) || ((((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp == 0) [2020-12-23 09:19:30,091 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((tmp___0 == 1 && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-23 09:19:30,094 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp == 0 [2020-12-23 09:19:30,095 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp___0 == 1 && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-23 09:19:30,095 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp___0 == 1 && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) || (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-23 09:19:30,210 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec3_product58.cil.c-witness.graphml [2020-12-23 09:19:30,210 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 09:19:30,211 INFO L168 Benchmark]: Toolchain (without parser) took 22383.28 ms. Allocated memory was 157.3 MB in the beginning and 447.7 MB in the end (delta: 290.5 MB). Free memory was 130.8 MB in the beginning and 357.2 MB in the end (delta: -226.4 MB). Peak memory consumption was 65.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:30,212 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 157.3 MB. Free memory was 128.8 MB in the beginning and 128.7 MB in the end (delta: 88.8 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 09:19:30,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.18 ms. Allocated memory is still 157.3 MB. Free memory was 130.5 MB in the beginning and 108.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:30,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.60 ms. Allocated memory is still 157.3 MB. Free memory was 108.0 MB in the beginning and 103.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:30,213 INFO L168 Benchmark]: Boogie Preprocessor took 112.87 ms. Allocated memory is still 157.3 MB. Free memory was 103.8 MB in the beginning and 137.1 MB in the end (delta: -33.3 MB). Peak memory consumption was 6.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:30,213 INFO L168 Benchmark]: RCFGBuilder took 1103.87 ms. Allocated memory is still 157.3 MB. Free memory was 137.1 MB in the beginning and 67.4 MB in the end (delta: 69.7 MB). Peak memory consumption was 70.3 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:30,214 INFO L168 Benchmark]: TraceAbstraction took 20183.72 ms. Allocated memory was 157.3 MB in the beginning and 447.7 MB in the end (delta: 290.5 MB). Free memory was 67.4 MB in the beginning and 370.3 MB in the end (delta: -302.9 MB). Peak memory consumption was 206.7 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:30,214 INFO L168 Benchmark]: Witness Printer took 225.94 ms. Allocated memory is still 447.7 MB. Free memory was 369.8 MB in the beginning and 357.2 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:30,218 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 157.3 MB. Free memory was 128.8 MB in the beginning and 128.7 MB in the end (delta: 88.8 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 661.18 ms. Allocated memory is still 157.3 MB. Free memory was 130.5 MB in the beginning and 108.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 83.60 ms. Allocated memory is still 157.3 MB. Free memory was 108.0 MB in the beginning and 103.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 112.87 ms. Allocated memory is still 157.3 MB. Free memory was 103.8 MB in the beginning and 137.1 MB in the end (delta: -33.3 MB). Peak memory consumption was 6.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1103.87 ms. Allocated memory is still 157.3 MB. Free memory was 137.1 MB in the beginning and 67.4 MB in the end (delta: 69.7 MB). Peak memory consumption was 70.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 20183.72 ms. Allocated memory was 157.3 MB in the beginning and 447.7 MB in the end (delta: 290.5 MB). Free memory was 67.4 MB in the beginning and 370.3 MB in the end (delta: -302.9 MB). Peak memory consumption was 206.7 MB. Max. memory is 8.0 GB. * Witness Printer took 225.94 ms. Allocated memory is still 447.7 MB. Free memory was 369.8 MB in the beginning and 357.2 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 551]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 551]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 551]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && splverifierCounter == 0) || (((((((waterLevel == 1 && !(pumpRunning == 0)) && tmp == 0) && splverifierCounter == 0) || (((!(pumpRunning == 0) && tmp == 0) && 2 <= waterLevel) && splverifierCounter == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && waterLevel <= 2)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((waterLevel == 1 && !(pumpRunning == 0)) && tmp == 0) && splverifierCounter == 0) || (((!(pumpRunning == 0) && tmp == 0) && 2 <= waterLevel) && splverifierCounter == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((tmp___0 == 1 && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: ((((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp == 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && methaneLevelCritical == 0) && (((waterLevel == 1 && tmp == 0) && splverifierCounter == 0) || (((!(pumpRunning == 0) && tmp == 0) && 2 <= waterLevel) && splverifierCounter == 0))) && waterLevel <= 2) || (((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 1 && 1 == systemActive) && (((waterLevel == 1 && tmp == 0) && splverifierCounter == 0) || (((!(pumpRunning == 0) && tmp == 0) && 2 <= waterLevel) && splverifierCounter == 0))) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) || (((((((((waterLevel <= 1 && \result <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && tmp == 0) && !(tmp == 0)) && splverifierCounter == 0)) || ((((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp == 0)) || (((((((((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && waterLevel <= 2)) || ((((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && !(tmp == 0)) && \result == 0) && !(\result == 0)) && waterLevel <= 2) - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) || ((((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && tmp == 0)) || ((((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp == 0) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) || (((((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && waterLevel <= 2)) || (((((((((\result <= 1 && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || (((((((methaneLevelCritical == 1 && 1 == systemActive) && tmp == 0) && !(\result == 0)) && tmp == 0) && splverifierCounter == 0) && !(tmp == 0)) && waterLevel <= 2)) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && ((((1 == systemActive && tmp == 0) && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && !(tmp == 0)) && waterLevel <= 2)) || (((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((\result == 0 && ((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || ((((1 == systemActive && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0))) && waterLevel <= 2) && tmp == 0) - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: ((((((((((((tmp___0 == 1 && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) || (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: (((((((((((tmp___0 == 1 && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: ((((((((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) || (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && tmp == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((tmp___0 == 1 && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && tmp == 0) && splverifierCounter == 0) - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((((((((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && splverifierCounter == 0) || (((((((((((((tmp___0 == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2)) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((methaneLevelCritical == 1 && tmp___0 == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: ((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 141 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.1s, OverallIterations: 16, TraceHistogramMax: 2, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1875 SDtfs, 2945 SDslu, 3645 SDs, 0 SdLazy, 519 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 188 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 16 MinimizatonAttempts, 2785 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 324 NumberOfFragments, 1937 HoareAnnotationTreeSize, 58 FomulaSimplifications, 21148097 FormulaSimplificationTreeSizeReduction, 3.9s HoareSimplificationTime, 58 FomulaSimplificationsInter, 2059250 FormulaSimplificationTreeSizeReductionInter, 10.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 53819 SizeOfPredicates, 3 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 78/90 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...