/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_spec2_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:18:18,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:18:18,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:18:18,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:18:18,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:18:18,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:18:18,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:18:18,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:18:18,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:18:18,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:18:18,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:18:18,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:18:18,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:18:18,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:18:18,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:18:18,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:18:18,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:18:18,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:18:18,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:18:18,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:18:18,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:18:18,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:18:18,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:18:18,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:18:18,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:18:18,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:18:18,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:18:18,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:18:18,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:18:18,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:18:18,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:18:18,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:18:18,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:18:18,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:18:18,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:18:18,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:18:18,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:18:18,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:18:18,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:18:18,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:18:18,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:18:18,540 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 09:18:18,566 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:18:18,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:18:18,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:18:18,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:18:18,569 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:18:18,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:18:18,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:18:18,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:18:18,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:18:18,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:18:18,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:18:18,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:18:18,571 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:18:18,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:18:18,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:18:18,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:18:18,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:18:18,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:18:18,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:18:18,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:18:18,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:18:18,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:18:18,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:18:18,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:18:18,575 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:18:18,575 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:18:19,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:18:19,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:18:19,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:18:19,057 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:18:19,058 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:18:19,063 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2020-12-23 09:18:19,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/808ba4bd6/32e01584c36d409e9db8a5e0daae3501/FLAG803bc73eb [2020-12-23 09:18:19,856 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:18:19,857 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2020-12-23 09:18:19,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/808ba4bd6/32e01584c36d409e9db8a5e0daae3501/FLAG803bc73eb [2020-12-23 09:18:20,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/808ba4bd6/32e01584c36d409e9db8a5e0daae3501 [2020-12-23 09:18:20,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:18:20,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:18:20,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:18:20,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:18:20,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:18:20,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:20,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14998240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20, skipping insertion in model container [2020-12-23 09:18:20,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:20,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:18:20,233 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] [2020-12-23 09:18:20,541 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_spec2_product64.cil.c[6499,6512] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~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~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] 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~10,] 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~11,] 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~11,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~12,] 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~13,] [2020-12-23 09:18:20,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:18:20,670 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] [2020-12-23 09:18:20,734 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_spec2_product64.cil.c[6499,6512] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~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~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] 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~10,] 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~11,] 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~11,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~12,] 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~13,] [2020-12-23 09:18:20,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:18:20,892 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:18:20,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20 WrapperNode [2020-12-23 09:18:20,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:18:20,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:18:20,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:18:20,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:18:20,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:20,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:21,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:18:21,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:18:21,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:18:21,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:18:21,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:21,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:21,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:21,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:21,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:21,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:21,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (1/1) ... [2020-12-23 09:18:21,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:18:21,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:18:21,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:18:21,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:18:21,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (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 09:18:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:18:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:18:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:18:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:18:22,762 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:18:22,763 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2020-12-23 09:18:22,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:18:22 BoogieIcfgContainer [2020-12-23 09:18:22,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:18:22,770 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:18:22,771 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:18:22,775 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:18:22,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:18:20" (1/3) ... [2020-12-23 09:18:22,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5559712b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:18:22, skipping insertion in model container [2020-12-23 09:18:22,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:20" (2/3) ... [2020-12-23 09:18:22,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5559712b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:18:22, skipping insertion in model container [2020-12-23 09:18:22,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:18:22" (3/3) ... [2020-12-23 09:18:22,781 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2020-12-23 09:18:22,789 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:18:22,794 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-23 09:18:22,812 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 09:18:22,844 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:18:22,844 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:18:22,845 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:18:22,845 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:18:22,845 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:18:22,845 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:18:22,845 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:18:22,845 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:18:22,870 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states. [2020-12-23 09:18:22,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-23 09:18:22,878 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:22,879 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 09:18:22,879 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:22,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:22,886 INFO L82 PathProgramCache]: Analyzing trace with hash -420892511, now seen corresponding path program 1 times [2020-12-23 09:18:22,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:22,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830365334] [2020-12-23 09:18:22,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:23,237 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 09:18:23,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830365334] [2020-12-23 09:18:23,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:23,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:18:23,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555086298] [2020-12-23 09:18:23,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 09:18:23,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:23,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 09:18:23,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:18:23,272 INFO L87 Difference]: Start difference. First operand 231 states. Second operand 2 states. [2020-12-23 09:18:23,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:23,328 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2020-12-23 09:18:23,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 09:18:23,330 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-23 09:18:23,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:23,345 INFO L225 Difference]: With dead ends: 455 [2020-12-23 09:18:23,346 INFO L226 Difference]: Without dead ends: 227 [2020-12-23 09:18:23,351 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 09:18:23,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-12-23 09:18:23,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2020-12-23 09:18:23,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-12-23 09:18:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2020-12-23 09:18:23,424 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2020-12-23 09:18:23,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:23,425 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2020-12-23 09:18:23,425 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 09:18:23,425 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2020-12-23 09:18:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 09:18:23,427 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:23,427 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 09:18:23,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:18:23,428 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:23,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:23,429 INFO L82 PathProgramCache]: Analyzing trace with hash -568929405, now seen corresponding path program 1 times [2020-12-23 09:18:23,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:23,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528222668] [2020-12-23 09:18:23,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:23,558 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 09:18:23,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528222668] [2020-12-23 09:18:23,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:23,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:18:23,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306835752] [2020-12-23 09:18:23,563 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:18:23,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:23,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:18:23,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:18:23,569 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand 3 states. [2020-12-23 09:18:23,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:23,607 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2020-12-23 09:18:23,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:18:23,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-23 09:18:23,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:23,611 INFO L225 Difference]: With dead ends: 227 [2020-12-23 09:18:23,612 INFO L226 Difference]: Without dead ends: 87 [2020-12-23 09:18:23,617 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 09:18:23,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-23 09:18:23,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-12-23 09:18:23,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-12-23 09:18:23,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2020-12-23 09:18:23,631 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2020-12-23 09:18:23,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:23,632 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2020-12-23 09:18:23,632 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:18:23,632 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2020-12-23 09:18:23,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 09:18:23,634 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:23,635 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 09:18:23,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:18:23,636 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:23,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:23,639 INFO L82 PathProgramCache]: Analyzing trace with hash -2011512384, now seen corresponding path program 1 times [2020-12-23 09:18:23,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:23,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398180368] [2020-12-23 09:18:23,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:23,786 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 09:18:23,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398180368] [2020-12-23 09:18:23,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:23,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:18:23,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574420948] [2020-12-23 09:18:23,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:18:23,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:23,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:18:23,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:18:23,789 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand 3 states. [2020-12-23 09:18:23,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:23,833 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2020-12-23 09:18:23,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:18:23,833 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-23 09:18:23,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:23,837 INFO L225 Difference]: With dead ends: 247 [2020-12-23 09:18:23,838 INFO L226 Difference]: Without dead ends: 167 [2020-12-23 09:18:23,840 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 09:18:23,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-12-23 09:18:23,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2020-12-23 09:18:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-12-23 09:18:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 242 transitions. [2020-12-23 09:18:23,877 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 242 transitions. Word has length 24 [2020-12-23 09:18:23,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:23,880 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 242 transitions. [2020-12-23 09:18:23,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:18:23,880 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2020-12-23 09:18:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-23 09:18:23,882 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:23,882 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] [2020-12-23 09:18:23,882 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:18:23,883 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:23,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:23,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1543064518, now seen corresponding path program 1 times [2020-12-23 09:18:23,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:23,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886373062] [2020-12-23 09:18:23,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:23,998 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 09:18:23,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886373062] [2020-12-23 09:18:23,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:23,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:18:23,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918124315] [2020-12-23 09:18:24,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:18:24,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:24,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:18:24,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:18:24,003 INFO L87 Difference]: Start difference. First operand 163 states and 242 transitions. Second operand 3 states. [2020-12-23 09:18:24,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:24,084 INFO L93 Difference]: Finished difference Result 332 states and 499 transitions. [2020-12-23 09:18:24,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:18:24,085 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-23 09:18:24,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:24,087 INFO L225 Difference]: With dead ends: 332 [2020-12-23 09:18:24,087 INFO L226 Difference]: Without dead ends: 176 [2020-12-23 09:18:24,089 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 09:18:24,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-12-23 09:18:24,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2020-12-23 09:18:24,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-12-23 09:18:24,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 252 transitions. [2020-12-23 09:18:24,123 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 252 transitions. Word has length 27 [2020-12-23 09:18:24,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:24,123 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 252 transitions. [2020-12-23 09:18:24,123 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:18:24,124 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2020-12-23 09:18:24,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-23 09:18:24,125 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:24,126 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] [2020-12-23 09:18:24,127 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:18:24,128 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:24,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:24,129 INFO L82 PathProgramCache]: Analyzing trace with hash 447177737, now seen corresponding path program 1 times [2020-12-23 09:18:24,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:24,130 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234047829] [2020-12-23 09:18:24,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:24,252 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 09:18:24,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234047829] [2020-12-23 09:18:24,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:24,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:18:24,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909256949] [2020-12-23 09:18:24,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:18:24,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:24,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:18:24,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:18:24,256 INFO L87 Difference]: Start difference. First operand 174 states and 252 transitions. Second operand 5 states. [2020-12-23 09:18:24,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:24,499 INFO L93 Difference]: Finished difference Result 859 states and 1254 transitions. [2020-12-23 09:18:24,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 09:18:24,500 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-12-23 09:18:24,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:24,504 INFO L225 Difference]: With dead ends: 859 [2020-12-23 09:18:24,505 INFO L226 Difference]: Without dead ends: 692 [2020-12-23 09:18:24,506 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:18:24,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2020-12-23 09:18:24,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 327. [2020-12-23 09:18:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-12-23 09:18:24,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 468 transitions. [2020-12-23 09:18:24,537 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 468 transitions. Word has length 27 [2020-12-23 09:18:24,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:24,538 INFO L481 AbstractCegarLoop]: Abstraction has 327 states and 468 transitions. [2020-12-23 09:18:24,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:18:24,538 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2020-12-23 09:18:24,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-23 09:18:24,539 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:24,539 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:24,540 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:18:24,540 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:24,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:24,541 INFO L82 PathProgramCache]: Analyzing trace with hash -986967423, now seen corresponding path program 1 times [2020-12-23 09:18:24,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:24,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290256606] [2020-12-23 09:18:24,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:24,600 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 09:18:24,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290256606] [2020-12-23 09:18:24,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:24,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:18:24,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809402825] [2020-12-23 09:18:24,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:18:24,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:24,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:18:24,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:18:24,603 INFO L87 Difference]: Start difference. First operand 327 states and 468 transitions. Second operand 5 states. [2020-12-23 09:18:24,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:24,793 INFO L93 Difference]: Finished difference Result 1273 states and 1823 transitions. [2020-12-23 09:18:24,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 09:18:24,794 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-12-23 09:18:24,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:24,799 INFO L225 Difference]: With dead ends: 1273 [2020-12-23 09:18:24,800 INFO L226 Difference]: Without dead ends: 953 [2020-12-23 09:18:24,801 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:18:24,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2020-12-23 09:18:24,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 325. [2020-12-23 09:18:24,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-12-23 09:18:24,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 462 transitions. [2020-12-23 09:18:24,834 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 462 transitions. Word has length 28 [2020-12-23 09:18:24,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:24,834 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 462 transitions. [2020-12-23 09:18:24,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:18:24,834 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 462 transitions. [2020-12-23 09:18:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-23 09:18:24,836 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:24,836 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 09:18:24,837 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:18:24,837 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:24,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:24,837 INFO L82 PathProgramCache]: Analyzing trace with hash -192809145, now seen corresponding path program 1 times [2020-12-23 09:18:24,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:24,838 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869471945] [2020-12-23 09:18:24,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:24,888 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 09:18:24,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869471945] [2020-12-23 09:18:24,889 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:24,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:18:24,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614679533] [2020-12-23 09:18:24,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:18:24,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:24,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:18:24,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:18:24,891 INFO L87 Difference]: Start difference. First operand 325 states and 462 transitions. Second operand 4 states. [2020-12-23 09:18:24,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:24,980 INFO L93 Difference]: Finished difference Result 949 states and 1348 transitions. [2020-12-23 09:18:24,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:18:24,980 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-12-23 09:18:24,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:24,984 INFO L225 Difference]: With dead ends: 949 [2020-12-23 09:18:24,984 INFO L226 Difference]: Without dead ends: 631 [2020-12-23 09:18:24,985 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 09:18:24,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2020-12-23 09:18:25,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 349. [2020-12-23 09:18:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2020-12-23 09:18:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 486 transitions. [2020-12-23 09:18:25,037 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 486 transitions. Word has length 37 [2020-12-23 09:18:25,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:25,038 INFO L481 AbstractCegarLoop]: Abstraction has 349 states and 486 transitions. [2020-12-23 09:18:25,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:18:25,038 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 486 transitions. [2020-12-23 09:18:25,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-23 09:18:25,040 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:25,041 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 09:18:25,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:18:25,041 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:25,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:25,042 INFO L82 PathProgramCache]: Analyzing trace with hash 818308105, now seen corresponding path program 1 times [2020-12-23 09:18:25,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:25,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214271220] [2020-12-23 09:18:25,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:25,127 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 09:18:25,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214271220] [2020-12-23 09:18:25,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:25,128 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:18:25,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542619800] [2020-12-23 09:18:25,129 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:18:25,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:25,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:18:25,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:18:25,130 INFO L87 Difference]: Start difference. First operand 349 states and 486 transitions. Second operand 5 states. [2020-12-23 09:18:25,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:25,270 INFO L93 Difference]: Finished difference Result 891 states and 1229 transitions. [2020-12-23 09:18:25,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:18:25,270 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-23 09:18:25,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:25,275 INFO L225 Difference]: With dead ends: 891 [2020-12-23 09:18:25,275 INFO L226 Difference]: Without dead ends: 549 [2020-12-23 09:18:25,276 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 09:18:25,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2020-12-23 09:18:25,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 385. [2020-12-23 09:18:25,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-12-23 09:18:25,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 522 transitions. [2020-12-23 09:18:25,316 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 522 transitions. Word has length 37 [2020-12-23 09:18:25,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:25,316 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 522 transitions. [2020-12-23 09:18:25,316 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:18:25,317 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2020-12-23 09:18:25,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-23 09:18:25,319 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:25,319 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 09:18:25,320 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:18:25,320 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:25,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:25,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1213877499, now seen corresponding path program 1 times [2020-12-23 09:18:25,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:25,322 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928143823] [2020-12-23 09:18:25,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:25,389 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 09:18:25,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928143823] [2020-12-23 09:18:25,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:25,395 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:18:25,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376327575] [2020-12-23 09:18:25,396 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:18:25,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:25,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:18:25,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:18:25,399 INFO L87 Difference]: Start difference. First operand 385 states and 522 transitions. Second operand 3 states. [2020-12-23 09:18:25,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:25,466 INFO L93 Difference]: Finished difference Result 871 states and 1175 transitions. [2020-12-23 09:18:25,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:18:25,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-12-23 09:18:25,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:25,470 INFO L225 Difference]: With dead ends: 871 [2020-12-23 09:18:25,470 INFO L226 Difference]: Without dead ends: 493 [2020-12-23 09:18:25,471 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 09:18:25,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-12-23 09:18:25,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2020-12-23 09:18:25,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-12-23 09:18:25,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 652 transitions. [2020-12-23 09:18:25,529 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 652 transitions. Word has length 37 [2020-12-23 09:18:25,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:25,529 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 652 transitions. [2020-12-23 09:18:25,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:18:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 652 transitions. [2020-12-23 09:18:25,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-23 09:18:25,531 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:25,532 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:25,532 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:18:25,532 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:25,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:25,533 INFO L82 PathProgramCache]: Analyzing trace with hash 321920453, now seen corresponding path program 1 times [2020-12-23 09:18:25,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:25,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414349487] [2020-12-23 09:18:25,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:25,612 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 09:18:25,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414349487] [2020-12-23 09:18:25,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:25,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:18:25,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988067834] [2020-12-23 09:18:25,615 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:18:25,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:25,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:18:25,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:18:25,616 INFO L87 Difference]: Start difference. First operand 493 states and 652 transitions. Second operand 3 states. [2020-12-23 09:18:25,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:25,746 INFO L93 Difference]: Finished difference Result 807 states and 1075 transitions. [2020-12-23 09:18:25,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:18:25,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-12-23 09:18:25,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:25,760 INFO L225 Difference]: With dead ends: 807 [2020-12-23 09:18:25,761 INFO L226 Difference]: Without dead ends: 805 [2020-12-23 09:18:25,762 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 09:18:25,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2020-12-23 09:18:25,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 622. [2020-12-23 09:18:25,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2020-12-23 09:18:25,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 840 transitions. [2020-12-23 09:18:25,821 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 840 transitions. Word has length 38 [2020-12-23 09:18:25,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:25,821 INFO L481 AbstractCegarLoop]: Abstraction has 622 states and 840 transitions. [2020-12-23 09:18:25,822 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:18:25,822 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 840 transitions. [2020-12-23 09:18:25,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-23 09:18:25,824 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:25,824 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:25,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 09:18:25,824 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:25,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:25,825 INFO L82 PathProgramCache]: Analyzing trace with hash -922916945, now seen corresponding path program 1 times [2020-12-23 09:18:25,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:25,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185696682] [2020-12-23 09:18:25,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:25,896 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-23 09:18:25,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185696682] [2020-12-23 09:18:25,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:25,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:18:25,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429037479] [2020-12-23 09:18:25,899 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:18:25,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:25,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:18:25,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:18:25,902 INFO L87 Difference]: Start difference. First operand 622 states and 840 transitions. Second operand 3 states. [2020-12-23 09:18:26,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:26,019 INFO L93 Difference]: Finished difference Result 1014 states and 1365 transitions. [2020-12-23 09:18:26,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:18:26,020 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-23 09:18:26,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:26,023 INFO L225 Difference]: With dead ends: 1014 [2020-12-23 09:18:26,023 INFO L226 Difference]: Without dead ends: 399 [2020-12-23 09:18:26,025 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 09:18:26,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2020-12-23 09:18:26,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 387. [2020-12-23 09:18:26,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2020-12-23 09:18:26,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 514 transitions. [2020-12-23 09:18:26,062 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 514 transitions. Word has length 59 [2020-12-23 09:18:26,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:26,062 INFO L481 AbstractCegarLoop]: Abstraction has 387 states and 514 transitions. [2020-12-23 09:18:26,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:18:26,062 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 514 transitions. [2020-12-23 09:18:26,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 09:18:26,064 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:26,065 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:26,065 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 09:18:26,067 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:26,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:26,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1937733665, now seen corresponding path program 1 times [2020-12-23 09:18:26,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:26,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997123934] [2020-12-23 09:18:26,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-23 09:18:26,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997123934] [2020-12-23 09:18:26,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449138279] [2020-12-23 09:18:26,169 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 09:18:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:26,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-23 09:18:26,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:18:26,619 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-23 09:18:26,620 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 09:18:26,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2020-12-23 09:18:26,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993716950] [2020-12-23 09:18:26,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 09:18:26,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:26,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 09:18:26,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-12-23 09:18:26,623 INFO L87 Difference]: Start difference. First operand 387 states and 514 transitions. Second operand 6 states. [2020-12-23 09:18:27,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:27,045 INFO L93 Difference]: Finished difference Result 1197 states and 1573 transitions. [2020-12-23 09:18:27,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-23 09:18:27,045 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2020-12-23 09:18:27,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:27,051 INFO L225 Difference]: With dead ends: 1197 [2020-12-23 09:18:27,052 INFO L226 Difference]: Without dead ends: 817 [2020-12-23 09:18:27,053 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2020-12-23 09:18:27,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2020-12-23 09:18:27,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 354. [2020-12-23 09:18:27,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2020-12-23 09:18:27,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 460 transitions. [2020-12-23 09:18:27,104 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 460 transitions. Word has length 66 [2020-12-23 09:18:27,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:27,105 INFO L481 AbstractCegarLoop]: Abstraction has 354 states and 460 transitions. [2020-12-23 09:18:27,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 09:18:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 460 transitions. [2020-12-23 09:18:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-23 09:18:27,107 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:27,107 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:27,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-23 09:18:27,323 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:27,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:27,324 INFO L82 PathProgramCache]: Analyzing trace with hash -1840487417, now seen corresponding path program 1 times [2020-12-23 09:18:27,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:27,325 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379078651] [2020-12-23 09:18:27,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:27,403 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-23 09:18:27,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379078651] [2020-12-23 09:18:27,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720327166] [2020-12-23 09:18:27,404 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 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 09:18:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:27,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-23 09:18:27,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:18:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-23 09:18:27,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 09:18:27,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2020-12-23 09:18:27,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668807407] [2020-12-23 09:18:27,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 09:18:27,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:27,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 09:18:27,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-12-23 09:18:27,707 INFO L87 Difference]: Start difference. First operand 354 states and 460 transitions. Second operand 6 states. [2020-12-23 09:18:28,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:28,038 INFO L93 Difference]: Finished difference Result 868 states and 1119 transitions. [2020-12-23 09:18:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-23 09:18:28,039 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2020-12-23 09:18:28,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:28,039 INFO L225 Difference]: With dead ends: 868 [2020-12-23 09:18:28,039 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:18:28,041 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2020-12-23 09:18:28,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:18:28,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:18:28,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:18:28,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:18:28,042 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2020-12-23 09:18:28,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:28,042 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:18:28,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 09:18:28,043 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:18:28,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:18:28,256 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-12-23 09:18:28,259 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:18:28,637 WARN L197 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 92 [2020-12-23 09:18:28,820 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 85 [2020-12-23 09:18:28,971 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2020-12-23 09:18:29,376 WARN L197 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 141 [2020-12-23 09:18:29,809 WARN L197 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 154 [2020-12-23 09:18:30,371 WARN L197 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 136 [2020-12-23 09:18:30,610 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 68 [2020-12-23 09:18:30,784 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 102 [2020-12-23 09:18:31,246 WARN L197 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2020-12-23 09:18:31,472 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 21 [2020-12-23 09:18:31,900 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 13 [2020-12-23 09:18:32,358 WARN L197 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 25 [2020-12-23 09:18:32,718 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2020-12-23 09:18:33,292 WARN L197 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 24 [2020-12-23 09:18:33,913 WARN L197 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 24 [2020-12-23 09:18:34,026 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 19 [2020-12-23 09:18:34,851 WARN L197 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2020-12-23 09:18:35,129 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 27 [2020-12-23 09:18:35,577 WARN L197 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 30 [2020-12-23 09:18:36,450 WARN L197 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 31 [2020-12-23 09:18:36,776 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2020-12-23 09:18:36,781 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2020-12-23 09:18:36,781 INFO L189 CegarLoopUtils]: For program point L432(line 432) no Hoare annotation was computed. [2020-12-23 09:18:36,781 INFO L189 CegarLoopUtils]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-12-23 09:18:36,782 INFO L189 CegarLoopUtils]: For program point L432-2(line 432) no Hoare annotation was computed. [2020-12-23 09:18:36,782 INFO L185 CegarLoopUtils]: At program point L565(lines 556 569) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,782 INFO L185 CegarLoopUtils]: At program point L565-1(lines 556 569) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,782 INFO L185 CegarLoopUtils]: At program point L565-2(lines 556 569) the Hoare annotation is: false [2020-12-23 09:18:36,783 INFO L185 CegarLoopUtils]: At program point L565-3(lines 556 569) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse3 (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3))) [2020-12-23 09:18:36,783 INFO L185 CegarLoopUtils]: At program point L565-4(lines 556 569) the Hoare annotation is: false [2020-12-23 09:18:36,783 INFO L185 CegarLoopUtils]: At program point L565-5(lines 556 569) the Hoare annotation is: false [2020-12-23 09:18:36,783 INFO L185 CegarLoopUtils]: At program point L565-6(lines 556 569) the Hoare annotation is: false [2020-12-23 09:18:36,783 INFO L185 CegarLoopUtils]: At program point L565-7(lines 556 569) the Hoare annotation is: false [2020-12-23 09:18:36,783 INFO L185 CegarLoopUtils]: At program point L565-8(lines 556 569) the Hoare annotation is: false [2020-12-23 09:18:36,783 INFO L185 CegarLoopUtils]: At program point L565-9(lines 556 569) the Hoare annotation is: false [2020-12-23 09:18:36,784 INFO L185 CegarLoopUtils]: At program point L565-10(lines 556 569) the Hoare annotation is: false [2020-12-23 09:18:36,784 INFO L185 CegarLoopUtils]: At program point L565-11(lines 556 569) the Hoare annotation is: false [2020-12-23 09:18:36,784 INFO L189 CegarLoopUtils]: For program point L303(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,784 INFO L189 CegarLoopUtils]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,784 INFO L189 CegarLoopUtils]: For program point L303-3(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,784 INFO L189 CegarLoopUtils]: For program point L303-5(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,784 INFO L189 CegarLoopUtils]: For program point L303-6(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,785 INFO L189 CegarLoopUtils]: For program point L303-8(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,785 INFO L189 CegarLoopUtils]: For program point L303-9(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,785 INFO L189 CegarLoopUtils]: For program point L303-11(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,785 INFO L189 CegarLoopUtils]: For program point L303-12(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,785 INFO L189 CegarLoopUtils]: For program point L303-14(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,785 INFO L189 CegarLoopUtils]: For program point L303-15(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,785 INFO L189 CegarLoopUtils]: For program point L303-17(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,785 INFO L189 CegarLoopUtils]: For program point L303-18(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,785 INFO L189 CegarLoopUtils]: For program point L303-20(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,786 INFO L189 CegarLoopUtils]: For program point L303-21(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,786 INFO L189 CegarLoopUtils]: For program point L303-23(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,786 INFO L189 CegarLoopUtils]: For program point L303-24(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,786 INFO L189 CegarLoopUtils]: For program point L303-26(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,786 INFO L189 CegarLoopUtils]: For program point L303-27(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,786 INFO L189 CegarLoopUtils]: For program point L370(lines 369 418) no Hoare annotation was computed. [2020-12-23 09:18:36,786 INFO L189 CegarLoopUtils]: For program point L303-29(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,787 INFO L189 CegarLoopUtils]: For program point L303-30(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,787 INFO L189 CegarLoopUtils]: For program point L303-32(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,787 INFO L189 CegarLoopUtils]: For program point L303-33(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,787 INFO L189 CegarLoopUtils]: For program point L303-35(lines 303 307) no Hoare annotation was computed. [2020-12-23 09:18:36,787 INFO L189 CegarLoopUtils]: For program point L371(lines 371 375) no Hoare annotation was computed. [2020-12-23 09:18:36,787 INFO L185 CegarLoopUtils]: At program point L107(lines 107 113) the Hoare annotation is: (let ((.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 .cse4) (and .cse5 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3) (and .cse1 .cse5 .cse2 .cse3))) [2020-12-23 09:18:36,787 INFO L185 CegarLoopUtils]: At program point L107-1(lines 107 113) the Hoare annotation is: false [2020-12-23 09:18:36,788 INFO L185 CegarLoopUtils]: At program point L107-2(lines 107 113) the Hoare annotation is: false [2020-12-23 09:18:36,788 INFO L185 CegarLoopUtils]: At program point L639(lines 635 641) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-23 09:18:36,788 INFO L189 CegarLoopUtils]: For program point L507(lines 507 511) no Hoare annotation was computed. [2020-12-23 09:18:36,788 INFO L185 CegarLoopUtils]: At program point L309(lines 294 312) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,788 INFO L185 CegarLoopUtils]: At program point L309-1(lines 294 312) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,788 INFO L185 CegarLoopUtils]: At program point L309-2(lines 294 312) the Hoare annotation is: false [2020-12-23 09:18:36,789 INFO L185 CegarLoopUtils]: At program point L309-3(lines 294 312) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2)) .cse3) (and .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) .cse2 .cse3))) [2020-12-23 09:18:36,789 INFO L185 CegarLoopUtils]: At program point L309-4(lines 294 312) the Hoare annotation is: false [2020-12-23 09:18:36,789 INFO L185 CegarLoopUtils]: At program point L309-5(lines 294 312) the Hoare annotation is: false [2020-12-23 09:18:36,789 INFO L185 CegarLoopUtils]: At program point L309-6(lines 294 312) the Hoare annotation is: false [2020-12-23 09:18:36,789 INFO L185 CegarLoopUtils]: At program point L309-7(lines 294 312) the Hoare annotation is: false [2020-12-23 09:18:36,789 INFO L185 CegarLoopUtils]: At program point L309-8(lines 294 312) the Hoare annotation is: false [2020-12-23 09:18:36,789 INFO L185 CegarLoopUtils]: At program point L309-9(lines 294 312) the Hoare annotation is: false [2020-12-23 09:18:36,789 INFO L185 CegarLoopUtils]: At program point L309-10(lines 294 312) the Hoare annotation is: false [2020-12-23 09:18:36,789 INFO L185 CegarLoopUtils]: At program point L309-11(lines 294 312) the Hoare annotation is: false [2020-12-23 09:18:36,790 INFO L185 CegarLoopUtils]: At program point L575(lines 570 578) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,790 INFO L185 CegarLoopUtils]: At program point L575-1(lines 570 578) the Hoare annotation is: false [2020-12-23 09:18:36,790 INFO L185 CegarLoopUtils]: At program point L575-2(lines 570 578) the Hoare annotation is: false [2020-12-23 09:18:36,790 INFO L185 CegarLoopUtils]: At program point L575-3(lines 570 578) the Hoare annotation is: false [2020-12-23 09:18:36,790 INFO L185 CegarLoopUtils]: At program point L443(lines 438 445) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-23 09:18:36,790 INFO L185 CegarLoopUtils]: At program point L575-4(lines 570 578) the Hoare annotation is: false [2020-12-23 09:18:36,790 INFO L185 CegarLoopUtils]: At program point L575-5(lines 570 578) the Hoare annotation is: false [2020-12-23 09:18:36,790 INFO L185 CegarLoopUtils]: At program point L245(lines 238 248) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (<= 1 ~methaneLevelCritical~0) (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-12-23 09:18:36,791 INFO L185 CegarLoopUtils]: At program point L245-1(lines 238 248) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,791 INFO L185 CegarLoopUtils]: At program point L245-2(lines 238 248) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,791 INFO L185 CegarLoopUtils]: At program point L245-3(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,791 INFO L185 CegarLoopUtils]: At program point L245-4(lines 238 248) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2))) [2020-12-23 09:18:36,791 INFO L185 CegarLoopUtils]: At program point L245-5(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,791 INFO L185 CegarLoopUtils]: At program point L245-6(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,791 INFO L185 CegarLoopUtils]: At program point L245-7(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,791 INFO L185 CegarLoopUtils]: At program point L245-8(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,792 INFO L185 CegarLoopUtils]: At program point L245-9(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,792 INFO L185 CegarLoopUtils]: At program point L245-10(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,792 INFO L185 CegarLoopUtils]: At program point L245-11(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,792 INFO L185 CegarLoopUtils]: At program point L245-12(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,792 INFO L185 CegarLoopUtils]: At program point L245-13(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,792 INFO L185 CegarLoopUtils]: At program point L245-14(lines 238 248) the Hoare annotation is: false [2020-12-23 09:18:36,792 INFO L189 CegarLoopUtils]: For program point L379(lines 379 385) no Hoare annotation was computed. [2020-12-23 09:18:36,793 INFO L185 CegarLoopUtils]: At program point L379-1(lines 379 385) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse5 .cse6) (and .cse2 .cse4 .cse5 .cse8 .cse9 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse4 .cse5 .cse8 .cse9 .cse6))) [2020-12-23 09:18:36,793 INFO L189 CegarLoopUtils]: For program point L184(lines 184 201) no Hoare annotation was computed. [2020-12-23 09:18:36,793 INFO L189 CegarLoopUtils]: For program point L184-1(lines 184 201) no Hoare annotation was computed. [2020-12-23 09:18:36,793 INFO L189 CegarLoopUtils]: For program point L184-2(lines 184 201) no Hoare annotation was computed. [2020-12-23 09:18:36,793 INFO L185 CegarLoopUtils]: At program point L254(lines 249 257) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (or (and (= 1 ~systemActive~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (= 0 ~systemActive~0) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-12-23 09:18:36,793 INFO L185 CegarLoopUtils]: At program point L254-1(lines 249 257) the Hoare annotation is: false [2020-12-23 09:18:36,793 INFO L189 CegarLoopUtils]: For program point L188(lines 188 196) no Hoare annotation was computed. [2020-12-23 09:18:36,793 INFO L185 CegarLoopUtils]: At program point L254-2(lines 249 257) the Hoare annotation is: false [2020-12-23 09:18:36,794 INFO L189 CegarLoopUtils]: For program point L188-1(lines 188 196) no Hoare annotation was computed. [2020-12-23 09:18:36,794 INFO L189 CegarLoopUtils]: For program point L188-2(lines 188 196) no Hoare annotation was computed. [2020-12-23 09:18:36,794 INFO L185 CegarLoopUtils]: At program point L520(lines 515 523) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (<= 1 ~methaneLevelCritical~0) (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-12-23 09:18:36,794 INFO L185 CegarLoopUtils]: At program point L520-1(lines 515 523) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,795 INFO L185 CegarLoopUtils]: At program point L520-2(lines 515 523) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,795 INFO L189 CegarLoopUtils]: For program point L454(lines 454 471) no Hoare annotation was computed. [2020-12-23 09:18:36,795 INFO L185 CegarLoopUtils]: At program point L520-3(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,796 INFO L185 CegarLoopUtils]: At program point L454-1(lines 1 1041) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse5 .cse6) (and .cse2 .cse4 .cse5 .cse8 .cse9 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse4 .cse5 .cse8 .cse9 .cse6))) [2020-12-23 09:18:36,796 INFO L185 CegarLoopUtils]: At program point L520-4(lines 515 523) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2) (and .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 (<= 1 ~methaneLevelCritical~0)))) [2020-12-23 09:18:36,796 INFO L189 CegarLoopUtils]: For program point L454-2(lines 454 471) no Hoare annotation was computed. [2020-12-23 09:18:36,797 INFO L185 CegarLoopUtils]: At program point L520-5(lines 515 523) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse1 .cse2) (and .cse0 .cse5 .cse7 .cse2) (and .cse6 .cse1 .cse2 .cse3 .cse4))) [2020-12-23 09:18:36,797 INFO L185 CegarLoopUtils]: At program point L454-3(lines 1 1041) the Hoare annotation is: false [2020-12-23 09:18:36,798 INFO L189 CegarLoopUtils]: For program point L322(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,798 INFO L185 CegarLoopUtils]: At program point L520-6(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,798 INFO L189 CegarLoopUtils]: For program point L454-4(lines 454 471) no Hoare annotation was computed. [2020-12-23 09:18:36,798 INFO L185 CegarLoopUtils]: At program point L520-7(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,798 INFO L185 CegarLoopUtils]: At program point L454-5(lines 1 1041) the Hoare annotation is: false [2020-12-23 09:18:36,799 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 09:18:36,799 INFO L189 CegarLoopUtils]: For program point L322-2(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,799 INFO L185 CegarLoopUtils]: At program point L520-8(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,799 INFO L189 CegarLoopUtils]: For program point L322-3(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,799 INFO L185 CegarLoopUtils]: At program point L520-9(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,799 INFO L185 CegarLoopUtils]: At program point L520-10(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,799 INFO L189 CegarLoopUtils]: For program point L322-5(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,799 INFO L185 CegarLoopUtils]: At program point L520-11(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,799 INFO L189 CegarLoopUtils]: For program point L322-6(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,800 INFO L185 CegarLoopUtils]: At program point L520-12(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,800 INFO L185 CegarLoopUtils]: At program point L520-13(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,800 INFO L189 CegarLoopUtils]: For program point L322-8(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,800 INFO L185 CegarLoopUtils]: At program point L520-14(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,800 INFO L189 CegarLoopUtils]: For program point L322-9(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,800 INFO L185 CegarLoopUtils]: At program point L520-15(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,800 INFO L185 CegarLoopUtils]: At program point L520-16(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,800 INFO L189 CegarLoopUtils]: For program point L322-11(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,800 INFO L185 CegarLoopUtils]: At program point L520-17(lines 515 523) the Hoare annotation is: false [2020-12-23 09:18:36,801 INFO L189 CegarLoopUtils]: For program point L322-12(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,801 INFO L189 CegarLoopUtils]: For program point L322-14(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,801 INFO L189 CegarLoopUtils]: For program point L322-15(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,801 INFO L189 CegarLoopUtils]: For program point L322-17(lines 322 326) no Hoare annotation was computed. [2020-12-23 09:18:36,801 INFO L189 CegarLoopUtils]: For program point L389(lines 389 395) no Hoare annotation was computed. [2020-12-23 09:18:36,801 INFO L185 CegarLoopUtils]: At program point L389-1(lines 389 395) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse3 .cse6 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4) (and .cse5 .cse0 .cse3))) [2020-12-23 09:18:36,801 INFO L189 CegarLoopUtils]: For program point L458(lines 458 468) no Hoare annotation was computed. [2020-12-23 09:18:36,801 INFO L189 CegarLoopUtils]: For program point L458-2(lines 458 468) no Hoare annotation was computed. [2020-12-23 09:18:36,802 INFO L189 CegarLoopUtils]: For program point L458-4(lines 458 468) no Hoare annotation was computed. [2020-12-23 09:18:36,802 INFO L185 CegarLoopUtils]: At program point L591-2(lines 591 605) the Hoare annotation is: false [2020-12-23 09:18:36,802 INFO L189 CegarLoopUtils]: For program point L459(lines 459 465) no Hoare annotation was computed. [2020-12-23 09:18:36,802 INFO L189 CegarLoopUtils]: For program point L459-2(lines 459 465) no Hoare annotation was computed. [2020-12-23 09:18:36,802 INFO L189 CegarLoopUtils]: For program point L459-4(lines 459 465) no Hoare annotation was computed. [2020-12-23 09:18:36,802 INFO L189 CegarLoopUtils]: For program point L592(line 592) no Hoare annotation was computed. [2020-12-23 09:18:36,802 INFO L185 CegarLoopUtils]: At program point L328(lines 313 331) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:18:36,802 INFO L185 CegarLoopUtils]: At program point L328-1(lines 313 331) the Hoare annotation is: false [2020-12-23 09:18:36,803 INFO L185 CegarLoopUtils]: At program point L328-2(lines 313 331) the Hoare annotation is: false [2020-12-23 09:18:36,803 INFO L185 CegarLoopUtils]: At program point L328-3(lines 313 331) the Hoare annotation is: false [2020-12-23 09:18:36,803 INFO L185 CegarLoopUtils]: At program point L328-4(lines 313 331) the Hoare annotation is: false [2020-12-23 09:18:36,803 INFO L185 CegarLoopUtils]: At program point L328-5(lines 313 331) the Hoare annotation is: false [2020-12-23 09:18:36,803 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 09:18:36,803 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2020-12-23 09:18:36,803 INFO L189 CegarLoopUtils]: For program point L132(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,803 INFO L189 CegarLoopUtils]: For program point L132-1(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,803 INFO L189 CegarLoopUtils]: For program point L132-2(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,804 INFO L189 CegarLoopUtils]: For program point L132-3(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,804 INFO L189 CegarLoopUtils]: For program point L132-4(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,804 INFO L189 CegarLoopUtils]: For program point L132-5(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,804 INFO L189 CegarLoopUtils]: For program point L132-6(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,804 INFO L189 CegarLoopUtils]: For program point L132-7(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,804 INFO L189 CegarLoopUtils]: For program point L132-8(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,804 INFO L189 CegarLoopUtils]: For program point L132-9(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,804 INFO L189 CegarLoopUtils]: For program point L132-10(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,804 INFO L189 CegarLoopUtils]: For program point L132-11(lines 132 149) no Hoare annotation was computed. [2020-12-23 09:18:36,805 INFO L189 CegarLoopUtils]: For program point L595(lines 595 599) no Hoare annotation was computed. [2020-12-23 09:18:36,805 INFO L189 CegarLoopUtils]: For program point L595-1(lines 100 106) no Hoare annotation was computed. [2020-12-23 09:18:36,805 INFO L185 CegarLoopUtils]: At program point L67(lines 1 1041) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-23 09:18:36,805 INFO L189 CegarLoopUtils]: For program point L663(lines 663 670) no Hoare annotation was computed. [2020-12-23 09:18:36,805 INFO L192 CegarLoopUtils]: At program point L663-1(lines 663 670) the Hoare annotation is: true [2020-12-23 09:18:36,805 INFO L189 CegarLoopUtils]: For program point L399(lines 399 414) no Hoare annotation was computed. [2020-12-23 09:18:36,805 INFO L189 CegarLoopUtils]: For program point L136(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,805 INFO L189 CegarLoopUtils]: For program point L136-1(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,806 INFO L189 CegarLoopUtils]: For program point L136-2(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,806 INFO L189 CegarLoopUtils]: For program point L136-3(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,806 INFO L189 CegarLoopUtils]: For program point L136-4(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,806 INFO L189 CegarLoopUtils]: For program point L136-5(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,806 INFO L189 CegarLoopUtils]: For program point L136-6(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,806 INFO L189 CegarLoopUtils]: For program point L136-7(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,806 INFO L189 CegarLoopUtils]: For program point L136-8(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,807 INFO L189 CegarLoopUtils]: For program point L136-9(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,807 INFO L189 CegarLoopUtils]: For program point L136-10(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,807 INFO L189 CegarLoopUtils]: For program point L136-11(lines 136 144) no Hoare annotation was computed. [2020-12-23 09:18:36,807 INFO L189 CegarLoopUtils]: For program point L336(lines 336 342) no Hoare annotation was computed. [2020-12-23 09:18:36,807 INFO L185 CegarLoopUtils]: At program point L336-1(lines 336 342) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0)) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2020-12-23 09:18:36,807 INFO L185 CegarLoopUtils]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-23 09:18:36,807 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2020-12-23 09:18:36,808 INFO L189 CegarLoopUtils]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-12-23 09:18:36,808 INFO L185 CegarLoopUtils]: At program point L407-1(lines 100 106) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse3 .cse1) (and .cse4 .cse5 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse1))) [2020-12-23 09:18:36,808 INFO L192 CegarLoopUtils]: At program point L672(lines 653 675) the Hoare annotation is: true [2020-12-23 09:18:36,808 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 09:18:36,808 INFO L189 CegarLoopUtils]: For program point L483(lines 483 487) no Hoare annotation was computed. [2020-12-23 09:18:36,808 INFO L189 CegarLoopUtils]: For program point L483-3(lines 483 487) no Hoare annotation was computed. [2020-12-23 09:18:36,808 INFO L189 CegarLoopUtils]: For program point L483-6(lines 483 487) no Hoare annotation was computed. [2020-12-23 09:18:36,808 INFO L189 CegarLoopUtils]: For program point L220(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-2(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-4(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-6(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-8(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-10(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-12(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-14(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-16(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-18(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,809 INFO L189 CegarLoopUtils]: For program point L220-20(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,810 INFO L189 CegarLoopUtils]: For program point L220-22(lines 220 226) no Hoare annotation was computed. [2020-12-23 09:18:36,810 INFO L185 CegarLoopUtils]: At program point L419(lines 368 420) the Hoare annotation is: false [2020-12-23 09:18:36,810 INFO L189 CegarLoopUtils]: For program point L158(lines 158 175) no Hoare annotation was computed. [2020-12-23 09:18:36,810 INFO L189 CegarLoopUtils]: For program point L158-1(lines 158 175) no Hoare annotation was computed. [2020-12-23 09:18:36,810 INFO L189 CegarLoopUtils]: For program point L158-2(lines 158 175) no Hoare annotation was computed. [2020-12-23 09:18:36,810 INFO L189 CegarLoopUtils]: For program point L158-3(lines 158 175) no Hoare annotation was computed. [2020-12-23 09:18:36,810 INFO L189 CegarLoopUtils]: For program point L158-4(lines 158 175) no Hoare annotation was computed. [2020-12-23 09:18:36,810 INFO L189 CegarLoopUtils]: For program point L158-5(lines 158 175) no Hoare annotation was computed. [2020-12-23 09:18:36,810 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 09:18:36,811 INFO L189 CegarLoopUtils]: For program point L162(lines 162 170) no Hoare annotation was computed. [2020-12-23 09:18:36,811 INFO L189 CegarLoopUtils]: For program point L162-1(lines 162 170) no Hoare annotation was computed. [2020-12-23 09:18:36,811 INFO L189 CegarLoopUtils]: For program point L162-2(lines 162 170) no Hoare annotation was computed. [2020-12-23 09:18:36,811 INFO L189 CegarLoopUtils]: For program point L162-3(lines 162 170) no Hoare annotation was computed. [2020-12-23 09:18:36,811 INFO L189 CegarLoopUtils]: For program point L162-4(lines 162 170) no Hoare annotation was computed. [2020-12-23 09:18:36,811 INFO L189 CegarLoopUtils]: For program point L162-5(lines 162 170) no Hoare annotation was computed. [2020-12-23 09:18:36,811 INFO L189 CegarLoopUtils]: For program point L560(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,811 INFO L189 CegarLoopUtils]: For program point L560-1(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,811 INFO L189 CegarLoopUtils]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L560-3(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L560-5(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L560-6(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L560-7(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L560-8(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L560-9(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L560-10(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L560-11(lines 560 566) no Hoare annotation was computed. [2020-12-23 09:18:36,812 INFO L189 CegarLoopUtils]: For program point L495(lines 495 499) no Hoare annotation was computed. [2020-12-23 09:18:36,813 INFO L185 CegarLoopUtils]: At program point L100(lines 99 118) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and .cse0 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse4 .cse2) (and .cse5 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse2))) [2020-12-23 09:18:36,813 INFO L189 CegarLoopUtils]: For program point L100-1(lines 100 106) no Hoare annotation was computed. [2020-12-23 09:18:36,813 INFO L185 CegarLoopUtils]: At program point L100-2(lines 99 118) the Hoare annotation is: false [2020-12-23 09:18:36,813 INFO L185 CegarLoopUtils]: At program point L100-3(lines 99 118) the Hoare annotation is: false [2020-12-23 09:18:36,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:18:36 BoogieIcfgContainer [2020-12-23 09:18:36,885 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 09:18:36,886 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 09:18:36,886 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 09:18:36,886 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 09:18:36,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:18:22" (3/4) ... [2020-12-23 09:18:36,893 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 09:18:36,938 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-23 09:18:36,941 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-23 09:18:36,943 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-23 09:18:36,946 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-23 09:18:36,948 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 09:18:36,950 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:18:36,953 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:18:36,989 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-23 09:18:36,990 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-23 09:18:36,993 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-23 09:18:36,993 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-23 09:18:36,996 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) [2020-12-23 09:18:36,996 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-23 09:18:37,004 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= \result && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-12-23 09:18:37,004 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((0 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) [2020-12-23 09:18:37,005 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (1 <= methaneLevelCritical && ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)))) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) [2020-12-23 09:18:37,008 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0)) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && \result == 0) && pumpRunning == 0) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) [2020-12-23 09:18:37,009 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,009 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) [2020-12-23 09:18:37,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-23 09:18:37,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:18:37,170 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product64.cil.c-witness.graphml [2020-12-23 09:18:37,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 09:18:37,172 INFO L168 Benchmark]: Toolchain (without parser) took 17006.57 ms. Allocated memory was 156.2 MB in the beginning and 364.9 MB in the end (delta: 208.7 MB). Free memory was 130.3 MB in the beginning and 220.9 MB in the end (delta: -90.5 MB). Peak memory consumption was 119.4 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:37,172 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 156.2 MB. Free memory is still 129.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 09:18:37,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.89 ms. Allocated memory is still 156.2 MB. Free memory was 130.1 MB in the beginning and 107.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:37,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.32 ms. Allocated memory is still 156.2 MB. Free memory was 107.0 MB in the beginning and 135.9 MB in the end (delta: -28.9 MB). Peak memory consumption was 9.6 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:37,173 INFO L168 Benchmark]: Boogie Preprocessor took 166.71 ms. Allocated memory is still 156.2 MB. Free memory was 135.9 MB in the beginning and 131.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:37,174 INFO L168 Benchmark]: RCFGBuilder took 1499.52 ms. Allocated memory was 156.2 MB in the beginning and 206.6 MB in the end (delta: 50.3 MB). Free memory was 131.7 MB in the beginning and 175.4 MB in the end (delta: -43.7 MB). Peak memory consumption was 87.9 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:37,174 INFO L168 Benchmark]: TraceAbstraction took 14114.84 ms. Allocated memory was 206.6 MB in the beginning and 364.9 MB in the end (delta: 158.3 MB). Free memory was 174.9 MB in the beginning and 241.5 MB in the end (delta: -66.7 MB). Peak memory consumption was 214.4 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:37,174 INFO L168 Benchmark]: Witness Printer took 284.82 ms. Allocated memory is still 364.9 MB. Free memory was 241.0 MB in the beginning and 220.9 MB in the end (delta: 20.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:37,178 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 156.2 MB. Free memory is still 129.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 724.89 ms. Allocated memory is still 156.2 MB. Free memory was 130.1 MB in the beginning and 107.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 200.32 ms. Allocated memory is still 156.2 MB. Free memory was 107.0 MB in the beginning and 135.9 MB in the end (delta: -28.9 MB). Peak memory consumption was 9.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 166.71 ms. Allocated memory is still 156.2 MB. Free memory was 135.9 MB in the beginning and 131.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1499.52 ms. Allocated memory was 156.2 MB in the beginning and 206.6 MB in the end (delta: 50.3 MB). Free memory was 131.7 MB in the beginning and 175.4 MB in the end (delta: -43.7 MB). Peak memory consumption was 87.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14114.84 ms. Allocated memory was 206.6 MB in the beginning and 364.9 MB in the end (delta: 158.3 MB). Free memory was 174.9 MB in the beginning and 241.5 MB in the end (delta: -66.7 MB). Peak memory consumption was 214.4 MB. Max. memory is 8.0 GB. * Witness Printer took 284.82 ms. Allocated memory is still 364.9 MB. Free memory was 241.0 MB in the beginning and 220.9 MB in the end (delta: 20.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: 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: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) && 1 <= methaneLevelCritical) || ((methaneLevelCritical == 0 && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((((1 <= \result && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((0 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (1 <= methaneLevelCritical && ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)))) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0)) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && \result == 0) && pumpRunning == 0) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.4s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2056 SDtfs, 2257 SDslu, 3169 SDs, 0 SdLazy, 440 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=622occurred in iteration=10, 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, 13 MinimizatonAttempts, 2103 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 359 NumberOfFragments, 1100 HoareAnnotationTreeSize, 93 FomulaSimplifications, 1486736 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 93 FomulaSimplificationsInter, 192350 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 665 NumberOfCodeBlocks, 665 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 57827 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1038 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 157/163 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...