/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_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:19:05,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:19:05,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:19:05,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:19:05,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:19:05,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:19:05,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:19:05,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:19:05,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:19:05,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:19:05,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:19:05,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:19:05,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:19:05,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:19:05,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:19:05,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:19:05,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:19:05,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:19:05,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:19:05,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:19:05,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:19:05,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:19:05,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:19:05,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:19:05,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:19:05,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:19:05,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:19:05,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:19:05,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:19:05,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:19:05,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:19:05,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:19:05,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:19:05,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:19:05,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:19:05,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:19:05,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:19:05,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:19:05,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:19:05,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:19:05,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:19:05,533 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 09:19:05,579 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:19:05,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:19:05,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:19:05,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:19:05,584 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:19:05,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:19:05,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:19:05,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:19:05,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:19:05,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:19:05,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:19:05,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:19:05,587 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:19:05,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:19:05,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:19:05,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:19:05,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:19:05,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:19:05,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:19:05,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:19:05,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:19:05,590 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:19:05,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:19:05,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:19:05,590 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:19:05,591 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:19:06,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:19:06,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:19:06,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:19:06,052 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:19:06,053 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:19:06,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2020-12-23 09:19:06,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/8447161be/f9205c68fc0a47678e42cd31d05e6a59/FLAG4f7f1f07f [2020-12-23 09:19:06,897 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:19:06,897 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2020-12-23 09:19:06,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/8447161be/f9205c68fc0a47678e42cd31d05e6a59/FLAG4f7f1f07f [2020-12-23 09:19:07,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/8447161be/f9205c68fc0a47678e42cd31d05e6a59 [2020-12-23 09:19:07,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:19:07,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:19:07,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:19:07,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:19:07,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:19:07,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:07,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e29afb2 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 09:19:07,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:07,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:19:07,344 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] 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~1,] 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~2,] 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~0,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] 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~1,] 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~2,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] 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[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] [2020-12-23 09:19:07,655 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_product57.cil.c[13665,13678] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] 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[~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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] [2020-12-23 09:19:07,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:19:07,701 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] 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~1,] 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~2,] 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~0,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] 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~1,] 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~2,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] 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[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] [2020-12-23 09:19:07,786 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_product57.cil.c[13665,13678] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] 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[~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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] [2020-12-23 09:19:07,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:19:07,865 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:19:07,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07 WrapperNode [2020-12-23 09:19:07,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:19:07,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:19:07,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:19:07,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:19:07,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:07,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:08,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:19:08,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:19:08,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:19:08,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:19:08,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:08,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:08,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:08,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:08,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:08,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:08,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (1/1) ... [2020-12-23 09:19:08,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:19:08,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:19:08,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:19:08,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:19:08,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (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 09:19:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:19:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:19:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:19:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:19:09,205 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:19:09,205 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2020-12-23 09:19:09,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:19:09 BoogieIcfgContainer [2020-12-23 09:19:09,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:19:09,209 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:19:09,209 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:19:09,213 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:19:09,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:19:07" (1/3) ... [2020-12-23 09:19:09,214 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2717c2d3 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 09:19:09,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:19:07" (2/3) ... [2020-12-23 09:19:09,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2717c2d3 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 09:19:09,215 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 09:19:09,217 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57.cil.c [2020-12-23 09:19:09,224 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:19:09,229 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-23 09:19:09,249 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 09:19:09,314 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:19:09,314 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:19:09,314 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:19:09,315 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:19:09,315 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:19:09,315 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:19:09,315 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:19:09,315 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:19:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2020-12-23 09:19:09,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-23 09:19:09,342 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:09,343 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 09:19:09,343 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:09,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:09,350 INFO L82 PathProgramCache]: Analyzing trace with hash -38817959, now seen corresponding path program 1 times [2020-12-23 09:19:09,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:09,360 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406723815] [2020-12-23 09:19:09,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:09,677 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 09:19:09,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406723815] [2020-12-23 09:19:09,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:09,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:19:09,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417590899] [2020-12-23 09:19:09,684 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 09:19:09,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:09,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 09:19:09,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:19:09,701 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2020-12-23 09:19:09,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:09,766 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2020-12-23 09:19:09,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 09:19:09,773 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-23 09:19:09,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:09,798 INFO L225 Difference]: With dead ends: 276 [2020-12-23 09:19:09,799 INFO L226 Difference]: Without dead ends: 137 [2020-12-23 09:19:09,803 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 09:19:09,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-12-23 09:19:09,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2020-12-23 09:19:09,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-12-23 09:19:09,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2020-12-23 09:19:09,883 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2020-12-23 09:19:09,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:09,884 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2020-12-23 09:19:09,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 09:19:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2020-12-23 09:19:09,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 09:19:09,887 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:09,888 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 09:19:09,889 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:19:09,889 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:09,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:09,892 INFO L82 PathProgramCache]: Analyzing trace with hash -949848712, now seen corresponding path program 1 times [2020-12-23 09:19:09,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:09,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570320078] [2020-12-23 09:19:09,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:10,032 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 09:19:10,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570320078] [2020-12-23 09:19:10,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:10,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:19:10,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328386303] [2020-12-23 09:19:10,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:19:10,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:10,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:19:10,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:19:10,037 INFO L87 Difference]: Start difference. First operand 137 states and 198 transitions. Second operand 3 states. [2020-12-23 09:19:10,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:10,049 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2020-12-23 09:19:10,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:19:10,050 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-23 09:19:10,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:10,051 INFO L225 Difference]: With dead ends: 137 [2020-12-23 09:19:10,051 INFO L226 Difference]: Without dead ends: 55 [2020-12-23 09:19:10,052 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 09:19:10,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-12-23 09:19:10,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-12-23 09:19:10,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-23 09:19:10,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2020-12-23 09:19:10,058 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2020-12-23 09:19:10,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:10,058 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2020-12-23 09:19:10,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:19:10,059 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2020-12-23 09:19:10,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 09:19:10,060 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:10,060 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 09:19:10,060 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:19:10,060 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:10,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:10,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1573067069, now seen corresponding path program 1 times [2020-12-23 09:19:10,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:10,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425174702] [2020-12-23 09:19:10,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:10,093 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 09:19:10,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425174702] [2020-12-23 09:19:10,172 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:10,172 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:10,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301217748] [2020-12-23 09:19:10,173 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 09:19:10,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:10,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 09:19:10,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-23 09:19:10,174 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 6 states. [2020-12-23 09:19:10,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:10,436 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2020-12-23 09:19:10,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:19:10,442 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-12-23 09:19:10,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:10,443 INFO L225 Difference]: With dead ends: 104 [2020-12-23 09:19:10,444 INFO L226 Difference]: Without dead ends: 55 [2020-12-23 09:19:10,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:19:10,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-12-23 09:19:10,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-12-23 09:19:10,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-23 09:19:10,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2020-12-23 09:19:10,457 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2020-12-23 09:19:10,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:10,458 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2020-12-23 09:19:10,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 09:19:10,458 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2020-12-23 09:19:10,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-23 09:19:10,459 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:10,459 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 09:19:10,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:19:10,460 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:10,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:10,461 INFO L82 PathProgramCache]: Analyzing trace with hash -630835270, now seen corresponding path program 1 times [2020-12-23 09:19:10,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:10,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858161057] [2020-12-23 09:19:10,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:10,549 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 09:19:10,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858161057] [2020-12-23 09:19:10,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:10,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:19:10,550 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27106234] [2020-12-23 09:19:10,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:19:10,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:10,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:19:10,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:19:10,552 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand 3 states. [2020-12-23 09:19:10,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:10,594 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2020-12-23 09:19:10,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:19:10,595 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-23 09:19:10,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:10,596 INFO L225 Difference]: With dead ends: 127 [2020-12-23 09:19:10,596 INFO L226 Difference]: Without dead ends: 78 [2020-12-23 09:19:10,599 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 09:19:10,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-12-23 09:19:10,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2020-12-23 09:19:10,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-12-23 09:19:10,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2020-12-23 09:19:10,615 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2020-12-23 09:19:10,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:10,615 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2020-12-23 09:19:10,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:19:10,616 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2020-12-23 09:19:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-23 09:19:10,617 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:10,617 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 09:19:10,617 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:19:10,618 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:10,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:10,618 INFO L82 PathProgramCache]: Analyzing trace with hash -1446451218, now seen corresponding path program 1 times [2020-12-23 09:19:10,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:10,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719178957] [2020-12-23 09:19:10,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:10,728 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 09:19:10,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719178957] [2020-12-23 09:19:10,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:10,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:19:10,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665317660] [2020-12-23 09:19:10,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:10,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:10,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:10,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:10,731 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand 5 states. [2020-12-23 09:19:10,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:10,909 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2020-12-23 09:19:10,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:19:10,911 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-12-23 09:19:10,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:10,918 INFO L225 Difference]: With dead ends: 381 [2020-12-23 09:19:10,918 INFO L226 Difference]: Without dead ends: 311 [2020-12-23 09:19:10,923 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 09:19:10,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-12-23 09:19:10,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2020-12-23 09:19:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-12-23 09:19:10,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2020-12-23 09:19:10,962 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2020-12-23 09:19:10,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:10,963 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2020-12-23 09:19:10,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2020-12-23 09:19:10,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:19:10,966 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:10,966 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 09:19:10,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:19:10,967 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:10,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:10,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1777469548, now seen corresponding path program 1 times [2020-12-23 09:19:10,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:10,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319132315] [2020-12-23 09:19:10,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:11,077 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 09:19:11,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319132315] [2020-12-23 09:19:11,078 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:11,078 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:19:11,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746411875] [2020-12-23 09:19:11,079 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:19:11,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:11,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:19:11,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:19:11,080 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand 4 states. [2020-12-23 09:19:11,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:11,205 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2020-12-23 09:19:11,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:19:11,205 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-12-23 09:19:11,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:11,207 INFO L225 Difference]: With dead ends: 254 [2020-12-23 09:19:11,207 INFO L226 Difference]: Without dead ends: 184 [2020-12-23 09:19:11,208 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 09:19:11,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2020-12-23 09:19:11,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2020-12-23 09:19:11,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-12-23 09:19:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2020-12-23 09:19:11,226 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2020-12-23 09:19:11,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:11,227 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2020-12-23 09:19:11,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:19:11,227 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2020-12-23 09:19:11,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:19:11,228 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:11,228 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 09:19:11,229 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:19:11,229 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:11,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:11,229 INFO L82 PathProgramCache]: Analyzing trace with hash 766352298, now seen corresponding path program 1 times [2020-12-23 09:19:11,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:11,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556814895] [2020-12-23 09:19:11,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:11,283 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 09:19:11,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556814895] [2020-12-23 09:19:11,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:11,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:19:11,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599015173] [2020-12-23 09:19:11,285 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:19:11,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:11,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:19:11,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:19:11,287 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand 4 states. [2020-12-23 09:19:11,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:11,354 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2020-12-23 09:19:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:19:11,355 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-12-23 09:19:11,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:11,357 INFO L225 Difference]: With dead ends: 505 [2020-12-23 09:19:11,358 INFO L226 Difference]: Without dead ends: 376 [2020-12-23 09:19:11,359 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 09:19:11,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2020-12-23 09:19:11,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2020-12-23 09:19:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-12-23 09:19:11,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2020-12-23 09:19:11,379 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2020-12-23 09:19:11,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:11,380 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2020-12-23 09:19:11,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:19:11,380 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2020-12-23 09:19:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:19:11,382 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:11,382 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 09:19:11,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:19:11,383 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:11,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:11,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1024517736, now seen corresponding path program 1 times [2020-12-23 09:19:11,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:11,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041169726] [2020-12-23 09:19:11,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:11,463 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 09:19:11,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041169726] [2020-12-23 09:19:11,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:11,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:11,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080345362] [2020-12-23 09:19:11,468 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:11,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:11,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:11,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:11,469 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand 5 states. [2020-12-23 09:19:11,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:11,588 INFO L93 Difference]: Finished difference Result 548 states and 766 transitions. [2020-12-23 09:19:11,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:19:11,589 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-23 09:19:11,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:11,592 INFO L225 Difference]: With dead ends: 548 [2020-12-23 09:19:11,592 INFO L226 Difference]: Without dead ends: 373 [2020-12-23 09:19:11,593 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 09:19:11,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2020-12-23 09:19:11,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 190. [2020-12-23 09:19:11,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-12-23 09:19:11,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2020-12-23 09:19:11,618 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2020-12-23 09:19:11,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:11,618 INFO L481 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2020-12-23 09:19:11,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:11,619 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2020-12-23 09:19:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 09:19:11,620 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:11,620 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 09:19:11,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:19:11,621 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:11,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:11,621 INFO L82 PathProgramCache]: Analyzing trace with hash 416532263, now seen corresponding path program 1 times [2020-12-23 09:19:11,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:11,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526180823] [2020-12-23 09:19:11,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:11,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:19:11,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526180823] [2020-12-23 09:19:11,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:11,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:11,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051729240] [2020-12-23 09:19:11,732 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 09:19:11,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:11,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 09:19:11,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 09:19:11,735 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand 6 states. [2020-12-23 09:19:12,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:12,021 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2020-12-23 09:19:12,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-23 09:19:12,022 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-12-23 09:19:12,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:12,029 INFO L225 Difference]: With dead ends: 1391 [2020-12-23 09:19:12,029 INFO L226 Difference]: Without dead ends: 1207 [2020-12-23 09:19:12,030 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 09:19:12,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2020-12-23 09:19:12,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2020-12-23 09:19:12,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-12-23 09:19:12,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2020-12-23 09:19:12,078 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2020-12-23 09:19:12,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:12,079 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2020-12-23 09:19:12,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 09:19:12,079 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2020-12-23 09:19:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 09:19:12,081 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:12,081 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 09:19:12,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:19:12,081 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:12,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:12,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1096590633, now seen corresponding path program 1 times [2020-12-23 09:19:12,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:12,083 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696818424] [2020-12-23 09:19:12,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:12,190 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 09:19:12,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696818424] [2020-12-23 09:19:12,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:12,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 09:19:12,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517167951] [2020-12-23 09:19:12,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 09:19:12,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:12,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 09:19:12,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:19:12,196 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand 7 states. [2020-12-23 09:19:12,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:12,541 INFO L93 Difference]: Finished difference Result 1050 states and 1414 transitions. [2020-12-23 09:19:12,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-23 09:19:12,543 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2020-12-23 09:19:12,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:12,553 INFO L225 Difference]: With dead ends: 1050 [2020-12-23 09:19:12,553 INFO L226 Difference]: Without dead ends: 696 [2020-12-23 09:19:12,555 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2020-12-23 09:19:12,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-12-23 09:19:12,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 306. [2020-12-23 09:19:12,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-12-23 09:19:12,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2020-12-23 09:19:12,601 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2020-12-23 09:19:12,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:12,601 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2020-12-23 09:19:12,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 09:19:12,601 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2020-12-23 09:19:12,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-23 09:19:12,602 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:12,602 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 09:19:12,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 09:19:12,603 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:12,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:12,603 INFO L82 PathProgramCache]: Analyzing trace with hash 361452525, now seen corresponding path program 1 times [2020-12-23 09:19:12,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:12,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24441042] [2020-12-23 09:19:12,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:12,676 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 09:19:12,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24441042] [2020-12-23 09:19:12,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:12,677 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:12,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352910153] [2020-12-23 09:19:12,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:12,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:12,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:12,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:12,681 INFO L87 Difference]: Start difference. First operand 306 states and 395 transitions. Second operand 5 states. [2020-12-23 09:19:12,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:12,955 INFO L93 Difference]: Finished difference Result 745 states and 956 transitions. [2020-12-23 09:19:12,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:19:12,955 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-23 09:19:12,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:12,958 INFO L225 Difference]: With dead ends: 745 [2020-12-23 09:19:12,959 INFO L226 Difference]: Without dead ends: 445 [2020-12-23 09:19:12,960 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 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 09:19:12,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2020-12-23 09:19:12,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 286. [2020-12-23 09:19:12,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-12-23 09:19:13,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2020-12-23 09:19:13,000 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2020-12-23 09:19:13,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,001 INFO L481 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2020-12-23 09:19:13,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2020-12-23 09:19:13,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 09:19:13,003 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,003 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 09:19:13,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 09:19:13,004 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1002384948, now seen corresponding path program 1 times [2020-12-23 09:19:13,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130654799] [2020-12-23 09:19:13,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:13,102 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 09:19:13,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130654799] [2020-12-23 09:19:13,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:13,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:13,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827113248] [2020-12-23 09:19:13,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:13,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:13,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:13,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:13,105 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand 5 states. [2020-12-23 09:19:13,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:13,193 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2020-12-23 09:19:13,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:19:13,195 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-12-23 09:19:13,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:13,197 INFO L225 Difference]: With dead ends: 661 [2020-12-23 09:19:13,197 INFO L226 Difference]: Without dead ends: 381 [2020-12-23 09:19:13,198 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 09:19:13,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2020-12-23 09:19:13,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2020-12-23 09:19:13,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-12-23 09:19:13,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2020-12-23 09:19:13,236 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2020-12-23 09:19:13,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,236 INFO L481 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2020-12-23 09:19:13,236 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:13,236 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2020-12-23 09:19:13,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 09:19:13,237 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,238 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 09:19:13,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 09:19:13,238 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,239 INFO L82 PathProgramCache]: Analyzing trace with hash 158379446, now seen corresponding path program 1 times [2020-12-23 09:19:13,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539700843] [2020-12-23 09:19:13,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:13,284 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 09:19:13,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539700843] [2020-12-23 09:19:13,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:13,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:19:13,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007127773] [2020-12-23 09:19:13,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:19:13,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:13,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:19:13,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:19:13,287 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand 4 states. [2020-12-23 09:19:13,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:13,348 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2020-12-23 09:19:13,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:19:13,348 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 55 [2020-12-23 09:19:13,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:13,351 INFO L225 Difference]: With dead ends: 608 [2020-12-23 09:19:13,351 INFO L226 Difference]: Without dead ends: 328 [2020-12-23 09:19:13,352 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 09:19:13,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-12-23 09:19:13,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2020-12-23 09:19:13,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-12-23 09:19:13,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2020-12-23 09:19:13,400 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2020-12-23 09:19:13,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,401 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2020-12-23 09:19:13,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:19:13,401 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2020-12-23 09:19:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 09:19:13,402 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,402 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 09:19:13,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 09:19:13,403 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1927838086, now seen corresponding path program 1 times [2020-12-23 09:19:13,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913855045] [2020-12-23 09:19:13,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:13,488 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 09:19:13,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913855045] [2020-12-23 09:19:13,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:13,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:19:13,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90901402] [2020-12-23 09:19:13,489 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:13,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:13,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:13,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:13,491 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand 5 states. [2020-12-23 09:19:13,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:13,619 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2020-12-23 09:19:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:19:13,620 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-12-23 09:19:13,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:13,622 INFO L225 Difference]: With dead ends: 622 [2020-12-23 09:19:13,622 INFO L226 Difference]: Without dead ends: 384 [2020-12-23 09:19:13,623 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 09:19:13,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2020-12-23 09:19:13,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2020-12-23 09:19:13,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-12-23 09:19:13,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2020-12-23 09:19:13,655 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2020-12-23 09:19:13,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,655 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2020-12-23 09:19:13,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:13,655 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2020-12-23 09:19:13,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 09:19:13,656 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,656 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 09:19:13,657 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 09:19:13,657 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1671822983, now seen corresponding path program 1 times [2020-12-23 09:19:13,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451275348] [2020-12-23 09:19:13,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:13,716 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 09:19:13,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451275348] [2020-12-23 09:19:13,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:19:13,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:19:13,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694337080] [2020-12-23 09:19:13,718 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:19:13,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:13,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:19:13,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:19:13,719 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand 5 states. [2020-12-23 09:19:13,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:13,796 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2020-12-23 09:19:13,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:19:13,797 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-12-23 09:19:13,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:13,798 INFO L225 Difference]: With dead ends: 514 [2020-12-23 09:19:13,799 INFO L226 Difference]: Without dead ends: 326 [2020-12-23 09:19:13,801 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 09:19:13,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2020-12-23 09:19:13,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2020-12-23 09:19:13,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-12-23 09:19:13,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2020-12-23 09:19:13,834 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2020-12-23 09:19:13,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:13,834 INFO L481 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2020-12-23 09:19:13,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:19:13,835 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2020-12-23 09:19:13,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 09:19:13,835 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:19:13,836 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 09:19:13,836 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 09:19:13,837 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:19:13,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:19:13,838 INFO L82 PathProgramCache]: Analyzing trace with hash 1929988421, now seen corresponding path program 1 times [2020-12-23 09:19:13,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:19:13,838 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250513331] [2020-12-23 09:19:13,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:19:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:13,938 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 09:19:13,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250513331] [2020-12-23 09:19:13,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561823050] [2020-12-23 09:19:13,942 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 09:19:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:19:14,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-23 09:19:14,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:19:14,304 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 09:19:14,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:19:14,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-12-23 09:19:14,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892874882] [2020-12-23 09:19:14,306 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 09:19:14,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:19:14,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 09:19:14,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:19:14,307 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand 7 states. [2020-12-23 09:19:14,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:19:14,595 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2020-12-23 09:19:14,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-23 09:19:14,595 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2020-12-23 09:19:14,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:19:14,596 INFO L225 Difference]: With dead ends: 863 [2020-12-23 09:19:14,596 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:19:14,597 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 09:19:14,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:19:14,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:19:14,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:19:14,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:19:14,599 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-12-23 09:19:14,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:19:14,599 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:19:14,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 09:19:14,599 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:19:14,599 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:19:14,812 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-23 09:19:14,815 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:19:15,111 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 97 [2020-12-23 09:19:16,160 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 346 DAG size of output: 292 [2020-12-23 09:19:16,364 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 151 [2020-12-23 09:19:16,585 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 128 [2020-12-23 09:19:16,999 WARN L197 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 218 [2020-12-23 09:19:17,305 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 138 [2020-12-23 09:19:17,885 WARN L197 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 212 [2020-12-23 09:19:18,501 WARN L197 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 229 [2020-12-23 09:19:18,914 WARN L197 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 34 [2020-12-23 09:19:21,362 WARN L197 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 283 DAG size of output: 56 [2020-12-23 09:19:22,346 WARN L197 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 69 [2020-12-23 09:19:23,067 WARN L197 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 48 [2020-12-23 09:19:23,181 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-12-23 09:19:25,080 WARN L197 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 206 DAG size of output: 75 [2020-12-23 09:19:25,462 WARN L197 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2020-12-23 09:19:25,956 WARN L197 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 53 [2020-12-23 09:19:26,877 WARN L197 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 59 [2020-12-23 09:19:27,309 WARN L197 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2020-12-23 09:19:27,661 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 29 [2020-12-23 09:19:29,576 WARN L197 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 201 DAG size of output: 65 [2020-12-23 09:19:29,906 WARN L197 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 38 [2020-12-23 09:19:31,467 WARN L197 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 221 DAG size of output: 36 [2020-12-23 09:19:31,471 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2020-12-23 09:19:31,471 INFO L189 CegarLoopUtils]: For program point L597(line 597) no Hoare annotation was computed. [2020-12-23 09:19:31,472 INFO L189 CegarLoopUtils]: For program point L597-1(line 597) no Hoare annotation was computed. [2020-12-23 09:19:31,472 INFO L189 CegarLoopUtils]: For program point L597-2(line 597) no Hoare annotation was computed. [2020-12-23 09:19:31,472 INFO L189 CegarLoopUtils]: For program point L862(lines 862 873) no Hoare annotation was computed. [2020-12-23 09:19:31,472 INFO L189 CegarLoopUtils]: For program point L499(lines 499 505) no Hoare annotation was computed. [2020-12-23 09:19:31,473 INFO L189 CegarLoopUtils]: For program point L499-1(lines 499 505) no Hoare annotation was computed. [2020-12-23 09:19:31,473 INFO L189 CegarLoopUtils]: For program point L499-2(lines 499 505) no Hoare annotation was computed. [2020-12-23 09:19:31,473 INFO L189 CegarLoopUtils]: For program point L499-3(lines 499 505) no Hoare annotation was computed. [2020-12-23 09:19:31,473 INFO L189 CegarLoopUtils]: For program point L499-4(lines 499 505) no Hoare annotation was computed. [2020-12-23 09:19:31,473 INFO L189 CegarLoopUtils]: For program point L499-5(lines 499 505) no Hoare annotation was computed. [2020-12-23 09:19:31,473 INFO L185 CegarLoopUtils]: At program point L797(lines 782 800) the Hoare annotation is: false [2020-12-23 09:19:31,475 INFO L185 CegarLoopUtils]: At program point L797-1(lines 782 800) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse12 (= ULTIMATE.start_main_~tmp~10 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse14 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse16 (<= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse19 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse11 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse12 .cse11 .cse13 .cse14 .cse15 .cse16 .cse7 .cse17 .cse8 .cse18 .cse19 .cse10) (and .cse12 .cse13 .cse14 .cse3 .cse15 .cse16 .cse7 .cse17 .cse8 .cse18 .cse19 .cse10))) [2020-12-23 09:19:31,475 INFO L185 CegarLoopUtils]: At program point L797-2(lines 782 800) the Hoare annotation is: false [2020-12-23 09:19:31,475 INFO L185 CegarLoopUtils]: At program point L797-3(lines 782 800) the Hoare annotation is: false [2020-12-23 09:19:31,476 INFO L185 CegarLoopUtils]: At program point L797-4(lines 782 800) the Hoare annotation is: false [2020-12-23 09:19:31,477 INFO L185 CegarLoopUtils]: At program point L797-5(lines 782 800) the Hoare annotation is: false [2020-12-23 09:19:31,477 INFO L189 CegarLoopUtils]: For program point L434(lines 434 438) no Hoare annotation was computed. [2020-12-23 09:19:31,478 INFO L185 CegarLoopUtils]: At program point L898-2(lines 898 912) the Hoare annotation is: false [2020-12-23 09:19:31,479 INFO L185 CegarLoopUtils]: At program point L733(lines 726 736) the Hoare annotation is: false [2020-12-23 09:19:31,479 INFO L185 CegarLoopUtils]: At program point L733-1(lines 726 736) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse11 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8 .cse9 (= ~methaneLevelCritical~0 0) .cse10 .cse11) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2020-12-23 09:19:31,479 INFO L185 CegarLoopUtils]: At program point L733-2(lines 726 736) the Hoare annotation is: false [2020-12-23 09:19:31,479 INFO L185 CegarLoopUtils]: At program point L733-3(lines 726 736) the Hoare annotation is: false [2020-12-23 09:19:31,480 INFO L185 CegarLoopUtils]: At program point L733-4(lines 726 736) the Hoare annotation is: false [2020-12-23 09:19:31,480 INFO L189 CegarLoopUtils]: For program point L568(lines 568 588) no Hoare annotation was computed. [2020-12-23 09:19:31,481 INFO L185 CegarLoopUtils]: At program point L733-5(lines 726 736) the Hoare annotation is: false [2020-12-23 09:19:31,481 INFO L189 CegarLoopUtils]: For program point L568-2(lines 568 588) no Hoare annotation was computed. [2020-12-23 09:19:31,481 INFO L189 CegarLoopUtils]: For program point L568-4(lines 568 588) no Hoare annotation was computed. [2020-12-23 09:19:31,481 INFO L189 CegarLoopUtils]: For program point L899(line 899) no Hoare annotation was computed. [2020-12-23 09:19:31,481 INFO L189 CegarLoopUtils]: For program point L833(lines 832 877) no Hoare annotation was computed. [2020-12-23 09:19:31,482 INFO L189 CegarLoopUtils]: For program point L834(lines 834 838) no Hoare annotation was computed. [2020-12-23 09:19:31,482 INFO L185 CegarLoopUtils]: At program point L504(lines 495 508) the Hoare annotation is: false [2020-12-23 09:19:31,482 INFO L185 CegarLoopUtils]: At program point L504-1(lines 495 508) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse3 .cse2 .cse9 .cse4 .cse5 .cse10 .cse7) (and .cse1 .cse0 .cse11 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse11 .cse8 .cse3 .cse9 .cse4 .cse5 .cse10 .cse7))) [2020-12-23 09:19:31,483 INFO L185 CegarLoopUtils]: At program point L504-2(lines 495 508) the Hoare annotation is: false [2020-12-23 09:19:31,484 INFO L185 CegarLoopUtils]: At program point L504-3(lines 495 508) the Hoare annotation is: false [2020-12-23 09:19:31,484 INFO L185 CegarLoopUtils]: At program point L504-4(lines 495 508) the Hoare annotation is: false [2020-12-23 09:19:31,484 INFO L185 CegarLoopUtils]: At program point L504-5(lines 495 508) the Hoare annotation is: false [2020-12-23 09:19:31,484 INFO L189 CegarLoopUtils]: For program point L868(lines 868 872) no Hoare annotation was computed. [2020-12-23 09:19:31,484 INFO L189 CegarLoopUtils]: For program point L868-2(lines 613 619) no Hoare annotation was computed. [2020-12-23 09:19:31,484 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2020-12-23 09:19:31,484 INFO L189 CegarLoopUtils]: For program point L902(lines 902 906) no Hoare annotation was computed. [2020-12-23 09:19:31,487 INFO L189 CegarLoopUtils]: For program point L902-1(lines 613 619) no Hoare annotation was computed. [2020-12-23 09:19:31,487 INFO L189 CegarLoopUtils]: For program point L671(lines 671 688) no Hoare annotation was computed. [2020-12-23 09:19:31,487 INFO L189 CegarLoopUtils]: For program point L671-1(lines 671 688) no Hoare annotation was computed. [2020-12-23 09:19:31,487 INFO L189 CegarLoopUtils]: For program point L671-2(lines 671 688) no Hoare annotation was computed. [2020-12-23 09:19:31,488 INFO L189 CegarLoopUtils]: For program point L969(lines 969 976) no Hoare annotation was computed. [2020-12-23 09:19:31,488 INFO L192 CegarLoopUtils]: At program point L969-1(lines 969 976) the Hoare annotation is: true [2020-12-23 09:19:31,488 INFO L189 CegarLoopUtils]: For program point L574(lines 574 587) no Hoare annotation was computed. [2020-12-23 09:19:31,488 INFO L185 CegarLoopUtils]: At program point L574-1(lines 1 981) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 0))) (let ((.cse6 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse11 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse20 (<= 2 ~waterLevel~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (not .cse8)) (.cse1 (<= ~waterLevel~0 1)) (.cse17 (= ULTIMATE.start_main_~tmp~10 1)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse18 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse19 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse21 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse22 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse23 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse24 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse25 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse9 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse11 .cse5 .cse6 .cse7 .cse9 .cse10 .cse12 .cse1 .cse13 .cse4 .cse3) (and .cse0 .cse1 .cse14 .cse15 .cse16 .cse11 .cse13 .cse5 .cse9 .cse10 .cse12) (and .cse17 .cse15 .cse16 .cse11 .cse18 .cse19 .cse20 .cse21 .cse9 .cse10 .cse14 .cse22 .cse23 .cse24 .cse25) (and .cse17 .cse2 .cse11 .cse18 .cse19 .cse20 .cse7 .cse21 .cse9 .cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse22 .cse23 .cse13 .cse3 .cse24 .cse25) (and .cse0 .cse1 .cse14 .cse15 .cse16 .cse5 .cse8 .cse9 .cse10) (and .cse17 .cse15 .cse16 .cse18 .cse19 .cse8 .cse21 .cse9 .cse10 .cse14 .cse22 .cse23 .cse24 .cse25) (and .cse0 (= ~waterLevel~0 1) .cse3 .cse5 .cse8 .cse9 .cse10)))) [2020-12-23 09:19:31,488 INFO L189 CegarLoopUtils]: For program point L574-2(lines 574 587) no Hoare annotation was computed. [2020-12-23 09:19:31,488 INFO L185 CegarLoopUtils]: At program point L574-3(lines 1 981) the Hoare annotation is: false [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L574-4(lines 574 587) no Hoare annotation was computed. [2020-12-23 09:19:31,489 INFO L185 CegarLoopUtils]: At program point L574-5(lines 1 981) the Hoare annotation is: false [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L708(lines 708 714) no Hoare annotation was computed. [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L675(lines 675 683) no Hoare annotation was computed. [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L708-2(lines 708 714) no Hoare annotation was computed. [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L675-1(lines 675 683) no Hoare annotation was computed. [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L675-2(lines 675 683) no Hoare annotation was computed. [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L708-4(lines 708 714) no Hoare annotation was computed. [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L708-6(lines 708 714) no Hoare annotation was computed. [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L708-8(lines 708 714) no Hoare annotation was computed. [2020-12-23 09:19:31,489 INFO L189 CegarLoopUtils]: For program point L708-10(lines 708 714) no Hoare annotation was computed. [2020-12-23 09:19:31,490 INFO L185 CegarLoopUtils]: At program point L742(lines 737 745) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ULTIMATE.start_activatePump_~tmp~6 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) [2020-12-23 09:19:31,490 INFO L185 CegarLoopUtils]: At program point L742-1(lines 737 745) the Hoare annotation is: false [2020-12-23 09:19:31,490 INFO L185 CegarLoopUtils]: At program point L742-2(lines 737 745) the Hoare annotation is: false [2020-12-23 09:19:31,490 INFO L185 CegarLoopUtils]: At program point L544(lines 1 981) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:19:31,490 INFO L189 CegarLoopUtils]: For program point L842(lines 842 848) no Hoare annotation was computed. [2020-12-23 09:19:31,491 INFO L185 CegarLoopUtils]: At program point L842-1(lines 842 848) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse16 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse15 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse12 (= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse13 (<= ~waterLevel~0 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse18 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse11 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse20 (not .cse4)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~5 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse10 (or (and .cse0 .cse11 .cse2 .cse3 .cse5 .cse7) (and .cse0 .cse12 .cse11 .cse2 .cse5 .cse7)) .cse6) (and .cse0 .cse8 .cse9 .cse10 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse13 .cse14 .cse2 .cse1 .cse15 .cse16 .cse17 .cse4 .cse5 .cse7) (and .cse0 .cse13 .cse8 .cse9 .cse10 .cse2 .cse4 .cse5 .cse7) (and (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse12 .cse11 .cse1 .cse2 .cse17 .cse5 .cse7) (and .cse0 .cse11 .cse2 .cse1 .cse3 .cse17 .cse5 .cse7)) .cse14 .cse6) (and .cse18 .cse14 .cse11 .cse2 .cse16 .cse17 .cse5 .cse7 .cse19 .cse13 .cse20 .cse15 .cse1) (and .cse0 .cse12 .cse1 .cse2 .cse4 .cse5 .cse7) (and .cse13 .cse8 .cse18 .cse9 .cse10 .cse11 .cse20 .cse2 .cse5 .cse7 .cse19)))) [2020-12-23 09:19:31,491 INFO L189 CegarLoopUtils]: For program point L578(lines 578 584) no Hoare annotation was computed. [2020-12-23 09:19:31,491 INFO L189 CegarLoopUtils]: For program point L578-2(lines 578 584) no Hoare annotation was computed. [2020-12-23 09:19:31,491 INFO L189 CegarLoopUtils]: For program point L446(lines 446 450) no Hoare annotation was computed. [2020-12-23 09:19:31,491 INFO L189 CegarLoopUtils]: For program point L578-4(lines 578 584) no Hoare annotation was computed. [2020-12-23 09:19:31,491 INFO L189 CegarLoopUtils]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-12-23 09:19:31,491 INFO L189 CegarLoopUtils]: For program point L810-2(lines 810 814) no Hoare annotation was computed. [2020-12-23 09:19:31,491 INFO L189 CegarLoopUtils]: For program point L810-3(lines 810 814) no Hoare annotation was computed. [2020-12-23 09:19:31,491 INFO L189 CegarLoopUtils]: For program point L645(lines 645 662) no Hoare annotation was computed. [2020-12-23 09:19:31,492 INFO L189 CegarLoopUtils]: For program point L810-5(lines 810 814) no Hoare annotation was computed. [2020-12-23 09:19:31,492 INFO L189 CegarLoopUtils]: For program point L645-1(lines 645 662) no Hoare annotation was computed. [2020-12-23 09:19:31,492 INFO L189 CegarLoopUtils]: For program point L810-6(lines 810 814) no Hoare annotation was computed. [2020-12-23 09:19:31,492 INFO L189 CegarLoopUtils]: For program point L645-2(lines 645 662) no Hoare annotation was computed. [2020-12-23 09:19:31,492 INFO L189 CegarLoopUtils]: For program point L645-3(lines 645 662) no Hoare annotation was computed. [2020-12-23 09:19:31,492 INFO L189 CegarLoopUtils]: For program point L810-8(lines 810 814) no Hoare annotation was computed. [2020-12-23 09:19:31,492 INFO L189 CegarLoopUtils]: For program point L645-4(lines 645 662) no Hoare annotation was computed. [2020-12-23 09:19:31,492 INFO L189 CegarLoopUtils]: For program point L645-5(lines 645 662) no Hoare annotation was computed. [2020-12-23 09:19:31,493 INFO L185 CegarLoopUtils]: At program point L613(lines 612 631) the Hoare annotation is: (let ((.cse7 (<= ~waterLevel~0 1)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse2 .cse4 .cse6) (and .cse0 .cse7 .cse9 .cse1 .cse2 .cse4 .cse6) (and .cse0 .cse8 .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-12-23 09:19:31,493 INFO L189 CegarLoopUtils]: For program point L613-1(lines 613 619) no Hoare annotation was computed. [2020-12-23 09:19:31,493 INFO L185 CegarLoopUtils]: At program point L613-2(lines 612 631) the Hoare annotation is: false [2020-12-23 09:19:31,493 INFO L185 CegarLoopUtils]: At program point L514(lines 509 517) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-12-23 09:19:31,493 INFO L185 CegarLoopUtils]: At program point L613-3(lines 612 631) the Hoare annotation is: false [2020-12-23 09:19:31,493 INFO L185 CegarLoopUtils]: At program point L514-1(lines 509 517) the Hoare annotation is: false [2020-12-23 09:19:31,493 INFO L185 CegarLoopUtils]: At program point L514-2(lines 509 517) the Hoare annotation is: false [2020-12-23 09:19:31,494 INFO L185 CegarLoopUtils]: At program point L878(lines 831 879) the Hoare annotation is: false [2020-12-23 09:19:31,494 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 09:19:31,494 INFO L192 CegarLoopUtils]: At program point L978(lines 959 981) the Hoare annotation is: true [2020-12-23 09:19:31,494 INFO L185 CegarLoopUtils]: At program point L946(lines 942 948) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-23 09:19:31,494 INFO L189 CegarLoopUtils]: For program point L649(lines 649 657) no Hoare annotation was computed. [2020-12-23 09:19:31,494 INFO L189 CegarLoopUtils]: For program point L649-1(lines 649 657) no Hoare annotation was computed. [2020-12-23 09:19:31,494 INFO L189 CegarLoopUtils]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2020-12-23 09:19:31,495 INFO L189 CegarLoopUtils]: For program point L649-3(lines 649 657) no Hoare annotation was computed. [2020-12-23 09:19:31,495 INFO L189 CegarLoopUtils]: For program point L649-4(lines 649 657) no Hoare annotation was computed. [2020-12-23 09:19:31,495 INFO L189 CegarLoopUtils]: For program point L649-5(lines 649 657) no Hoare annotation was computed. [2020-12-23 09:19:31,495 INFO L185 CegarLoopUtils]: At program point L816(lines 801 819) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-12-23 09:19:31,495 INFO L185 CegarLoopUtils]: At program point L816-1(lines 801 819) the Hoare annotation is: false [2020-12-23 09:19:31,495 INFO L185 CegarLoopUtils]: At program point L816-2(lines 801 819) the Hoare annotation is: false [2020-12-23 09:19:31,495 INFO L185 CegarLoopUtils]: At program point L552(lines 547 555) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-23 09:19:31,496 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 09:19:31,496 INFO L185 CegarLoopUtils]: At program point L620(lines 620 626) the Hoare annotation is: (let ((.cse11 (= ~methaneLevelCritical~0 0)) (.cse9 (= ~pumpRunning~0 0)) (.cse14 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse15 (<= ~waterLevel~0 1)) (.cse16 (= 1 ~systemActive~0)) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse18 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse13 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8 (not .cse9) .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse15 .cse16 .cse11 .cse9 .cse6 .cse7) (and .cse14 .cse15 .cse1 .cse11 .cse16 .cse6 .cse7 .cse17) (and .cse14 .cse15 .cse18 .cse16 .cse9 .cse6 .cse7) (and .cse0 .cse19 .cse18 .cse2 .cse3 .cse9 .cse5 .cse6 .cse7 .cse8 .cse10 .cse12 .cse13) (and .cse14 .cse15 .cse1 .cse18 .cse16 .cse6 .cse7 .cse17) (and .cse0 .cse19 .cse18 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10 .cse12 .cse13))) [2020-12-23 09:19:31,496 INFO L185 CegarLoopUtils]: At program point L620-1(lines 620 626) the Hoare annotation is: false [2020-12-23 09:19:31,496 INFO L185 CegarLoopUtils]: At program point L620-2(lines 620 626) the Hoare annotation is: false [2020-12-23 09:19:31,496 INFO L189 CegarLoopUtils]: For program point L422(lines 422 426) no Hoare annotation was computed. [2020-12-23 09:19:31,496 INFO L189 CegarLoopUtils]: For program point L422-3(lines 422 426) no Hoare annotation was computed. [2020-12-23 09:19:31,496 INFO L189 CegarLoopUtils]: For program point L422-6(lines 422 426) no Hoare annotation was computed. [2020-12-23 09:19:31,497 INFO L189 CegarLoopUtils]: For program point L852(lines 852 858) no Hoare annotation was computed. [2020-12-23 09:19:31,497 INFO L185 CegarLoopUtils]: At program point L852-1(lines 852 858) the Hoare annotation is: (let ((.cse8 (<= 2 ~waterLevel~0)) (.cse9 (= ~waterLevel~0 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (= ULTIMATE.start_processEnvironment_~tmp~5 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (or (and .cse0 .cse7 .cse2 .cse1 .cse8 .cse4 .cse6) (and .cse0 .cse9 .cse7 .cse1 .cse2 .cse4 .cse6)) .cse5) (and .cse0 (<= ~waterLevel~0 1) .cse10 .cse7 .cse2 .cse4 .cse6 .cse11) (and .cse10 (or (and .cse0 .cse7 .cse2 .cse8 .cse4 .cse6) (and .cse0 .cse9 .cse7 .cse2 .cse4 .cse6)) .cse5) (and .cse0 .cse10 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse2 .cse4 .cse5 .cse6 .cse11))) [2020-12-23 09:19:31,497 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 09:19:31,497 INFO L185 CegarLoopUtils]: At program point L491(lines 486 494) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse10 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse4 .cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not .cse6) .cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) (and .cse8 .cse0 .cse2 .cse7 .cse9 .cse10 .cse3 .cse6 .cse4 .cse5) (and (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse8 .cse2 .cse1 .cse10 .cse7 .cse9 .cse3 .cse4 .cse5 (= ULTIMATE.start_processEnvironment_~tmp~5 0)))) [2020-12-23 09:19:31,497 INFO L185 CegarLoopUtils]: At program point L491-1(lines 486 494) the Hoare annotation is: false [2020-12-23 09:19:31,497 INFO L185 CegarLoopUtils]: At program point L491-2(lines 486 494) the Hoare annotation is: false [2020-12-23 09:19:31,498 INFO L185 CegarLoopUtils]: At program point L459(lines 454 462) the Hoare annotation is: false [2020-12-23 09:19:31,498 INFO L185 CegarLoopUtils]: At program point L459-1(lines 454 462) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse11 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= ~methaneLevelCritical~0 0) .cse10 .cse11) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2020-12-23 09:19:31,498 INFO L185 CegarLoopUtils]: At program point L459-2(lines 454 462) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse16 (<= 2 ~waterLevel~0)) (.cse13 (= ULTIMATE.start_main_~tmp~10 1)) (.cse14 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse18 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse19 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse20 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse21 (<= ~waterLevel~0 2)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse11 (not .cse5)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse9 .cse10 .cse11 .cse3 .cse6 .cse7 .cse12) (and .cse13 .cse10 .cse14 .cse15 .cse16 .cse4 .cse17 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse18 .cse19 .cse11 .cse2 .cse20 .cse21) (and .cse13 .cse8 .cse9 .cse10 .cse14 .cse15 .cse16 .cse17 .cse6 .cse7 .cse18 .cse19 .cse20 .cse21) (and .cse13 .cse8 .cse9 .cse14 .cse15 .cse5 .cse17 .cse6 .cse7 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse10 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7 .cse12) (and .cse0 .cse1 .cse8 .cse9 .cse3 .cse5 .cse6 .cse7)))) [2020-12-23 09:19:31,498 INFO L185 CegarLoopUtils]: At program point L459-3(lines 454 462) the Hoare annotation is: false [2020-12-23 09:19:31,498 INFO L185 CegarLoopUtils]: At program point L459-4(lines 454 462) the Hoare annotation is: false [2020-12-23 09:19:31,498 INFO L185 CegarLoopUtils]: At program point L459-5(lines 454 462) the Hoare annotation is: false [2020-12-23 09:19:31,499 INFO L185 CegarLoopUtils]: At program point L459-6(lines 454 462) the Hoare annotation is: false [2020-12-23 09:19:31,499 INFO L185 CegarLoopUtils]: At program point L459-7(lines 454 462) the Hoare annotation is: false [2020-12-23 09:19:31,499 INFO L185 CegarLoopUtils]: At program point L459-8(lines 454 462) the Hoare annotation is: false [2020-12-23 09:19:31,499 INFO L189 CegarLoopUtils]: For program point L791(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,499 INFO L189 CegarLoopUtils]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,499 INFO L189 CegarLoopUtils]: For program point L791-3(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,499 INFO L189 CegarLoopUtils]: For program point L791-5(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,499 INFO L189 CegarLoopUtils]: For program point L791-6(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,499 INFO L189 CegarLoopUtils]: For program point L791-8(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,500 INFO L189 CegarLoopUtils]: For program point L791-9(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,500 INFO L189 CegarLoopUtils]: For program point L791-11(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,500 INFO L189 CegarLoopUtils]: For program point L791-12(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,500 INFO L189 CegarLoopUtils]: For program point L791-14(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,500 INFO L189 CegarLoopUtils]: For program point L791-15(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,500 INFO L189 CegarLoopUtils]: For program point L791-17(lines 791 795) no Hoare annotation was computed. [2020-12-23 09:19:31,500 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 09:19:31,500 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2020-12-23 09:19:31,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:19:31 BoogieIcfgContainer [2020-12-23 09:19:31,584 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 09:19:31,587 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 09:19:31,587 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 09:19:31,587 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 09:19:31,587 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 09:19:31,593 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 09:19:31,628 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-23 09:19:31,630 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-23 09:19:31,631 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-23 09:19:31,633 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-23 09:19:31,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 09:19:31,635 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:19:31,636 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:19:31,670 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-12-23 09:19:31,670 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-12-23 09:19:31,670 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((tmp == systemActive && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && !(pumpRunning == 0)) && \result <= 1) && methaneLevelCritical == 0)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:19:31,671 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && waterLevel == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1))) && waterLevel <= 2)) || (((((((((tmp == systemActive && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((tmp == systemActive && \result == 0) && waterLevel == 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1)) && tmp == 0) && waterLevel <= 2)) || ((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && !(pumpRunning == 0)) && \result <= 1) && methaneLevelCritical == 0)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((waterLevel <= 1 && tmp == 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0) [2020-12-23 09:19:31,672 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) && waterLevel <= 2)) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((methaneLevelCritical == 1 && ((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && waterLevel == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1))) && waterLevel <= 2)) || ((((((tmp == systemActive && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((tmp == systemActive && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) [2020-12-23 09:19:31,674 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-23 09:19:31,674 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((tmp == 1 && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || ((((((tmp == systemActive && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) [2020-12-23 09:19:31,677 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((((tmp == systemActive && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((((((((((tmp == 1 && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((tmp == systemActive && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:19:31,678 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:19:31,678 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) || ((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || ((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-12-23 09:19:31,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((waterLevel <= 1 && tmp == 1) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) [2020-12-23 09:19:31,688 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:19:31,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || (((((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && \result == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && tmp___0 == 1) && waterLevel <= 2) && \result == 1)) || (((((((((((tmp == 1 && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && tmp___0 == 1) && waterLevel <= 2) && \result == 1) [2020-12-23 09:19:31,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 [2020-12-23 09:19:31,692 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 1 && tmp == 1) && \result == 1) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) [2020-12-23 09:19:31,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 1 && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) [2020-12-23 09:19:31,813 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec3_product57.cil.c-witness.graphml [2020-12-23 09:19:31,813 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 09:19:31,814 INFO L168 Benchmark]: Toolchain (without parser) took 24571.37 ms. Allocated memory was 151.0 MB in the beginning and 388.0 MB in the end (delta: 237.0 MB). Free memory was 125.2 MB in the beginning and 211.8 MB in the end (delta: -86.6 MB). Peak memory consumption was 151.4 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:31,814 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 09:19:31,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.27 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 102.7 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:31,815 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.97 ms. Allocated memory is still 151.0 MB. Free memory was 102.7 MB in the beginning and 131.6 MB in the end (delta: -28.9 MB). Peak memory consumption was 7.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:31,816 INFO L168 Benchmark]: Boogie Preprocessor took 62.09 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 129.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:31,816 INFO L168 Benchmark]: RCFGBuilder took 1108.06 ms. Allocated memory is still 151.0 MB. Free memory was 128.5 MB in the beginning and 59.8 MB in the end (delta: 68.7 MB). Peak memory consumption was 69.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:31,816 INFO L168 Benchmark]: TraceAbstraction took 22376.68 ms. Allocated memory was 151.0 MB in the beginning and 388.0 MB in the end (delta: 237.0 MB). Free memory was 59.3 MB in the beginning and 224.9 MB in the end (delta: -165.6 MB). Peak memory consumption was 170.4 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:31,817 INFO L168 Benchmark]: Witness Printer took 226.51 ms. Allocated memory is still 388.0 MB. Free memory was 224.4 MB in the beginning and 211.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-12-23 09:19:31,820 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 122.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 619.27 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 102.7 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 167.97 ms. Allocated memory is still 151.0 MB. Free memory was 102.7 MB in the beginning and 131.6 MB in the end (delta: -28.9 MB). Peak memory consumption was 7.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 62.09 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 129.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1108.06 ms. Allocated memory is still 151.0 MB. Free memory was 128.5 MB in the beginning and 59.8 MB in the end (delta: 68.7 MB). Peak memory consumption was 69.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 22376.68 ms. Allocated memory was 151.0 MB in the beginning and 388.0 MB in the end (delta: 237.0 MB). Free memory was 59.3 MB in the beginning and 224.9 MB in the end (delta: -165.6 MB). Peak memory consumption was 170.4 MB. Max. memory is 8.0 GB. * Witness Printer took 226.51 ms. Allocated memory is still 388.0 MB. Free memory was 224.4 MB in the beginning and 211.8 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: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: 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: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) || ((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || ((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) && waterLevel <= 2)) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((methaneLevelCritical == 1 && ((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && waterLevel == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1))) && waterLevel <= 2)) || ((((((tmp == systemActive && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((tmp == systemActive && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((tmp == systemActive && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && !(pumpRunning == 0)) && \result <= 1) && methaneLevelCritical == 0)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: ((((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || (((((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && \result == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && tmp___0 == 1) && waterLevel <= 2) && \result == 1)) || (((((((((((tmp == 1 && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && tmp___0 == 1) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && waterLevel == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1))) && waterLevel <= 2)) || (((((((((tmp == systemActive && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((tmp == systemActive && waterLevel <= 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((tmp == systemActive && \result == 0) && waterLevel == 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1)) && tmp == 0) && waterLevel <= 2)) || ((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && !(pumpRunning == 0)) && \result <= 1) && methaneLevelCritical == 0)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((waterLevel <= 1 && tmp == 1) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: (((((((((((((((((tmp == 1 && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((waterLevel <= 1 && tmp == 1) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: ((((((((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((((tmp == systemActive && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((((((((((tmp == 1 && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((tmp == systemActive && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 1 && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) || (((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((((((((((((((((((tmp == 1 && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == 0) && !(pumpRunning == 0)) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || ((((((tmp == systemActive && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || ((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2)) || (((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == 0)) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && tmp == 1) && \result == 1) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 1 && tmp == 1) && \result == 1) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) || (((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: ((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && waterLevel <= 1) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 141 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.5s, OverallIterations: 16, TraceHistogramMax: 2, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1830 SDtfs, 2951 SDslu, 3345 SDs, 0 SdLazy, 473 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 184 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 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, 2362 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 283 NumberOfFragments, 2185 HoareAnnotationTreeSize, 57 FomulaSimplifications, 10210071 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 57 FomulaSimplificationsInter, 1149350 FormulaSimplificationTreeSizeReductionInter, 12.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 53842 SizeOfPredicates, 3 NumberOfNonLiveVariables, 459 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...