/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_spec1_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 19:10:46,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 19:10:46,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 19:10:46,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 19:10:46,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 19:10:46,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 19:10:46,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 19:10:46,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 19:10:46,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 19:10:46,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 19:10:46,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 19:10:46,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 19:10:46,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 19:10:46,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 19:10:46,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 19:10:46,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 19:10:46,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 19:10:46,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 19:10:46,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 19:10:46,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 19:10:46,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 19:10:46,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 19:10:46,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 19:10:46,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 19:10:46,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 19:10:46,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 19:10:46,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 19:10:46,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 19:10:46,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 19:10:46,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 19:10:46,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 19:10:46,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 19:10:46,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 19:10:46,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 19:10:46,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 19:10:46,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 19:10:46,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 19:10:46,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 19:10:46,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 19:10:46,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 19:10:46,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 19:10:46,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 19:10:46,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 19:10:46,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 19:10:46,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 19:10:46,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 19:10:46,602 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 19:10:46,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 19:10:46,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 19:10:46,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 19:10:46,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 19:10:46,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 19:10:46,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 19:10:46,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 19:10:46,603 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 19:10:46,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 19:10:46,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 19:10:46,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 19:10:46,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 19:10:46,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 19:10:46,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 19:10:46,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 19:10:46,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 19:10:46,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 19:10:46,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 19:10:46,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 19:10:46,606 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 19:10:46,606 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 19:10:46,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 19:10:46,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 19:10:46,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 19:10:47,000 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 19:10:47,000 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 19:10:47,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2021-01-06 19:10:47,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/742211cb2/abc667475ed648cd85f53b1f5c8cfaed/FLAG671560fd0 [2021-01-06 19:10:47,805 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 19:10:47,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2021-01-06 19:10:47,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/742211cb2/abc667475ed648cd85f53b1f5c8cfaed/FLAG671560fd0 [2021-01-06 19:10:48,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/742211cb2/abc667475ed648cd85f53b1f5c8cfaed [2021-01-06 19:10:48,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 19:10:48,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 19:10:48,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 19:10:48,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 19:10:48,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 19:10:48,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31e3d57d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48, skipping insertion in model container [2021-01-06 19:10:48,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 19:10:48,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 19:10:48,333 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_spec1_product58.cil.c[1281,1294] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] 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~7,] 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~8,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] 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[~splverifierCounter~0,] 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[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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~9,] 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~10,] 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,] [2021-01-06 19:10:48,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:10:48,568 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 19:10:48,584 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_spec1_product58.cil.c[1281,1294] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] 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~7,] 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~8,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] 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[~splverifierCounter~0,] 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[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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~9,] 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~10,] 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,] [2021-01-06 19:10:48,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:10:48,727 INFO L208 MainTranslator]: Completed translation [2021-01-06 19:10:48,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48 WrapperNode [2021-01-06 19:10:48,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 19:10:48,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 19:10:48,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 19:10:48,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 19:10:48,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 19:10:48,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 19:10:48,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 19:10:48,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 19:10:48,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (1/1) ... [2021-01-06 19:10:48,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 19:10:48,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 19:10:48,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 19:10:48,996 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 19:10:48,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (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 [2021-01-06 19:10:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 19:10:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 19:10:49,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 19:10:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 19:10:50,301 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 19:10:50,301 INFO L299 CfgBuilder]: Removed 194 assume(true) statements. [2021-01-06 19:10:50,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:10:50 BoogieIcfgContainer [2021-01-06 19:10:50,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 19:10:50,309 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 19:10:50,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 19:10:50,315 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 19:10:50,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 07:10:48" (1/3) ... [2021-01-06 19:10:50,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4901bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:10:50, skipping insertion in model container [2021-01-06 19:10:50,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:10:48" (2/3) ... [2021-01-06 19:10:50,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4901bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:10:50, skipping insertion in model container [2021-01-06 19:10:50,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:10:50" (3/3) ... [2021-01-06 19:10:50,323 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product58.cil.c [2021-01-06 19:10:50,332 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 19:10:50,338 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-01-06 19:10:50,363 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-06 19:10:50,411 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 19:10:50,412 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 19:10:50,412 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 19:10:50,412 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 19:10:50,412 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 19:10:50,413 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 19:10:50,413 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 19:10:50,413 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 19:10:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2021-01-06 19:10:50,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-01-06 19:10:50,451 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:50,452 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:10:50,453 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:50,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:50,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1138467236, now seen corresponding path program 1 times [2021-01-06 19:10:50,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:50,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757584726] [2021-01-06 19:10:50,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:50,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:50,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757584726] [2021-01-06 19:10:50,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:50,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:10:50,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526100854] [2021-01-06 19:10:50,819 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 19:10:50,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:50,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 19:10:50,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 19:10:50,839 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2021-01-06 19:10:50,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:50,878 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2021-01-06 19:10:50,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 19:10:50,879 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-01-06 19:10:50,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:50,893 INFO L225 Difference]: With dead ends: 264 [2021-01-06 19:10:50,893 INFO L226 Difference]: Without dead ends: 131 [2021-01-06 19:10:50,897 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 [2021-01-06 19:10:50,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-01-06 19:10:50,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-01-06 19:10:50,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2021-01-06 19:10:50,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2021-01-06 19:10:50,956 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 16 [2021-01-06 19:10:50,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:50,957 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2021-01-06 19:10:50,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 19:10:50,957 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2021-01-06 19:10:50,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-06 19:10:50,958 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:50,958 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:10:50,959 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 19:10:50,959 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:50,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:50,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1722273200, now seen corresponding path program 1 times [2021-01-06 19:10:50,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:50,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188775225] [2021-01-06 19:10:50,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:51,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:51,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188775225] [2021-01-06 19:10:51,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:51,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:10:51,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150049691] [2021-01-06 19:10:51,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:10:51,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:51,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:10:51,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:10:51,126 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2021-01-06 19:10:51,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:51,142 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2021-01-06 19:10:51,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:10:51,143 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-01-06 19:10:51,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:51,144 INFO L225 Difference]: With dead ends: 131 [2021-01-06 19:10:51,145 INFO L226 Difference]: Without dead ends: 53 [2021-01-06 19:10:51,146 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 [2021-01-06 19:10:51,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-01-06 19:10:51,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-01-06 19:10:51,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-01-06 19:10:51,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-01-06 19:10:51,154 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2021-01-06 19:10:51,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:51,155 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-01-06 19:10:51,155 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:10:51,155 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-01-06 19:10:51,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-01-06 19:10:51,156 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:51,156 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] [2021-01-06 19:10:51,156 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 19:10:51,157 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:51,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:51,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1529505855, now seen corresponding path program 1 times [2021-01-06 19:10:51,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:51,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292922789] [2021-01-06 19:10:51,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:51,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:51,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292922789] [2021-01-06 19:10:51,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:51,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:10:51,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495231482] [2021-01-06 19:10:51,252 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:10:51,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:51,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:10:51,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:10:51,256 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2021-01-06 19:10:51,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:51,306 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2021-01-06 19:10:51,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:10:51,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-01-06 19:10:51,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:51,309 INFO L225 Difference]: With dead ends: 100 [2021-01-06 19:10:51,309 INFO L226 Difference]: Without dead ends: 53 [2021-01-06 19:10:51,310 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 [2021-01-06 19:10:51,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-01-06 19:10:51,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-01-06 19:10:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-01-06 19:10:51,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2021-01-06 19:10:51,325 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 22 [2021-01-06 19:10:51,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:51,326 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2021-01-06 19:10:51,326 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:10:51,329 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-01-06 19:10:51,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-01-06 19:10:51,330 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:51,330 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] [2021-01-06 19:10:51,330 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 19:10:51,331 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:51,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:51,332 INFO L82 PathProgramCache]: Analyzing trace with hash 583703192, now seen corresponding path program 1 times [2021-01-06 19:10:51,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:51,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311235643] [2021-01-06 19:10:51,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:51,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311235643] [2021-01-06 19:10:51,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:51,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:10:51,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752325819] [2021-01-06 19:10:51,409 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:10:51,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:51,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:10:51,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:10:51,411 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2021-01-06 19:10:51,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:51,449 INFO L93 Difference]: Finished difference Result 121 states and 174 transitions. [2021-01-06 19:10:51,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:10:51,449 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-01-06 19:10:51,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:51,451 INFO L225 Difference]: With dead ends: 121 [2021-01-06 19:10:51,451 INFO L226 Difference]: Without dead ends: 74 [2021-01-06 19:10:51,452 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 [2021-01-06 19:10:51,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-01-06 19:10:51,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 72. [2021-01-06 19:10:51,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2021-01-06 19:10:51,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 101 transitions. [2021-01-06 19:10:51,462 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 101 transitions. Word has length 24 [2021-01-06 19:10:51,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:51,463 INFO L481 AbstractCegarLoop]: Abstraction has 72 states and 101 transitions. [2021-01-06 19:10:51,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:10:51,463 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2021-01-06 19:10:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-01-06 19:10:51,464 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:51,464 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] [2021-01-06 19:10:51,465 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 19:10:51,465 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:51,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:51,466 INFO L82 PathProgramCache]: Analyzing trace with hash -198690772, now seen corresponding path program 1 times [2021-01-06 19:10:51,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:51,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047769723] [2021-01-06 19:10:51,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:51,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047769723] [2021-01-06 19:10:51,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:51,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:10:51,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646339341] [2021-01-06 19:10:51,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:10:51,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:51,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:10:51,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:10:51,584 INFO L87 Difference]: Start difference. First operand 72 states and 101 transitions. Second operand 5 states. [2021-01-06 19:10:51,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:51,708 INFO L93 Difference]: Finished difference Result 372 states and 538 transitions. [2021-01-06 19:10:51,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 19:10:51,708 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2021-01-06 19:10:51,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:51,711 INFO L225 Difference]: With dead ends: 372 [2021-01-06 19:10:51,712 INFO L226 Difference]: Without dead ends: 306 [2021-01-06 19:10:51,713 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 [2021-01-06 19:10:51,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2021-01-06 19:10:51,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 132. [2021-01-06 19:10:51,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2021-01-06 19:10:51,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 185 transitions. [2021-01-06 19:10:51,741 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 185 transitions. Word has length 30 [2021-01-06 19:10:51,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:51,742 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 185 transitions. [2021-01-06 19:10:51,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:10:51,742 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 185 transitions. [2021-01-06 19:10:51,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-01-06 19:10:51,743 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:51,743 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] [2021-01-06 19:10:51,744 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 19:10:51,744 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:51,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:51,745 INFO L82 PathProgramCache]: Analyzing trace with hash 473077730, now seen corresponding path program 1 times [2021-01-06 19:10:51,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:51,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413154308] [2021-01-06 19:10:51,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:51,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413154308] [2021-01-06 19:10:51,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:51,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:10:51,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116882876] [2021-01-06 19:10:51,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:10:51,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:51,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:10:51,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:10:51,846 INFO L87 Difference]: Start difference. First operand 132 states and 185 transitions. Second operand 5 states. [2021-01-06 19:10:51,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:51,981 INFO L93 Difference]: Finished difference Result 378 states and 534 transitions. [2021-01-06 19:10:51,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 19:10:51,981 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2021-01-06 19:10:51,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:51,984 INFO L225 Difference]: With dead ends: 378 [2021-01-06 19:10:51,984 INFO L226 Difference]: Without dead ends: 376 [2021-01-06 19:10:51,986 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 [2021-01-06 19:10:51,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-01-06 19:10:52,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 132. [2021-01-06 19:10:52,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2021-01-06 19:10:52,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 184 transitions. [2021-01-06 19:10:52,017 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 184 transitions. Word has length 31 [2021-01-06 19:10:52,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:52,018 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 184 transitions. [2021-01-06 19:10:52,018 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:10:52,018 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2021-01-06 19:10:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-01-06 19:10:52,023 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:52,023 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] [2021-01-06 19:10:52,024 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 19:10:52,024 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:52,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:52,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1697229364, now seen corresponding path program 1 times [2021-01-06 19:10:52,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:52,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819384410] [2021-01-06 19:10:52,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:52,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:52,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819384410] [2021-01-06 19:10:52,159 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:52,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:10:52,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7575959] [2021-01-06 19:10:52,160 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:10:52,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:52,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:10:52,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:10:52,162 INFO L87 Difference]: Start difference. First operand 132 states and 184 transitions. Second operand 5 states. [2021-01-06 19:10:52,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:52,232 INFO L93 Difference]: Finished difference Result 344 states and 476 transitions. [2021-01-06 19:10:52,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 19:10:52,232 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-01-06 19:10:52,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:52,237 INFO L225 Difference]: With dead ends: 344 [2021-01-06 19:10:52,237 INFO L226 Difference]: Without dead ends: 218 [2021-01-06 19:10:52,243 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 [2021-01-06 19:10:52,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2021-01-06 19:10:52,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 144. [2021-01-06 19:10:52,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2021-01-06 19:10:52,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 196 transitions. [2021-01-06 19:10:52,266 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 196 transitions. Word has length 34 [2021-01-06 19:10:52,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:52,267 INFO L481 AbstractCegarLoop]: Abstraction has 144 states and 196 transitions. [2021-01-06 19:10:52,267 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:10:52,267 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2021-01-06 19:10:52,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-01-06 19:10:52,272 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:52,273 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] [2021-01-06 19:10:52,273 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 19:10:52,273 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:52,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:52,274 INFO L82 PathProgramCache]: Analyzing trace with hash 2010931918, now seen corresponding path program 1 times [2021-01-06 19:10:52,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:52,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93404490] [2021-01-06 19:10:52,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:52,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:52,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93404490] [2021-01-06 19:10:52,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:52,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:10:52,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132588785] [2021-01-06 19:10:52,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:10:52,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:52,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:10:52,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:10:52,363 INFO L87 Difference]: Start difference. First operand 144 states and 196 transitions. Second operand 5 states. [2021-01-06 19:10:52,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:52,450 INFO L93 Difference]: Finished difference Result 378 states and 510 transitions. [2021-01-06 19:10:52,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 19:10:52,451 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-01-06 19:10:52,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:52,453 INFO L225 Difference]: With dead ends: 378 [2021-01-06 19:10:52,453 INFO L226 Difference]: Without dead ends: 240 [2021-01-06 19:10:52,455 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 19:10:52,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2021-01-06 19:10:52,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 152. [2021-01-06 19:10:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2021-01-06 19:10:52,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 204 transitions. [2021-01-06 19:10:52,471 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 204 transitions. Word has length 34 [2021-01-06 19:10:52,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:52,471 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 204 transitions. [2021-01-06 19:10:52,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:10:52,472 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2021-01-06 19:10:52,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-01-06 19:10:52,472 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:52,472 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] [2021-01-06 19:10:52,473 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 19:10:52,473 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:52,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:52,473 INFO L82 PathProgramCache]: Analyzing trace with hash 731068240, now seen corresponding path program 1 times [2021-01-06 19:10:52,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:52,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373232221] [2021-01-06 19:10:52,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:52,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373232221] [2021-01-06 19:10:52,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:52,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:10:52,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539553357] [2021-01-06 19:10:52,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:10:52,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:52,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:10:52,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:10:52,519 INFO L87 Difference]: Start difference. First operand 152 states and 204 transitions. Second operand 3 states. [2021-01-06 19:10:52,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:52,552 INFO L93 Difference]: Finished difference Result 348 states and 466 transitions. [2021-01-06 19:10:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:10:52,553 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-01-06 19:10:52,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:52,555 INFO L225 Difference]: With dead ends: 348 [2021-01-06 19:10:52,555 INFO L226 Difference]: Without dead ends: 202 [2021-01-06 19:10:52,555 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 [2021-01-06 19:10:52,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-01-06 19:10:52,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2021-01-06 19:10:52,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2021-01-06 19:10:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 264 transitions. [2021-01-06 19:10:52,574 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 264 transitions. Word has length 34 [2021-01-06 19:10:52,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:52,575 INFO L481 AbstractCegarLoop]: Abstraction has 202 states and 264 transitions. [2021-01-06 19:10:52,575 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:10:52,575 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2021-01-06 19:10:52,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-01-06 19:10:52,576 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:52,576 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] [2021-01-06 19:10:52,576 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 19:10:52,576 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:52,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:52,577 INFO L82 PathProgramCache]: Analyzing trace with hash -2047463346, now seen corresponding path program 1 times [2021-01-06 19:10:52,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:52,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542113219] [2021-01-06 19:10:52,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:52,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542113219] [2021-01-06 19:10:52,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:52,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 19:10:52,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857943423] [2021-01-06 19:10:52,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 19:10:52,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:52,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 19:10:52,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-06 19:10:52,641 INFO L87 Difference]: Start difference. First operand 202 states and 264 transitions. Second operand 6 states. [2021-01-06 19:10:52,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:52,936 INFO L93 Difference]: Finished difference Result 612 states and 800 transitions. [2021-01-06 19:10:52,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-06 19:10:52,936 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2021-01-06 19:10:52,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:52,947 INFO L225 Difference]: With dead ends: 612 [2021-01-06 19:10:52,947 INFO L226 Difference]: Without dead ends: 416 [2021-01-06 19:10:52,949 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-01-06 19:10:52,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2021-01-06 19:10:52,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 202. [2021-01-06 19:10:52,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2021-01-06 19:10:52,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 259 transitions. [2021-01-06 19:10:52,984 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 259 transitions. Word has length 35 [2021-01-06 19:10:52,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:52,984 INFO L481 AbstractCegarLoop]: Abstraction has 202 states and 259 transitions. [2021-01-06 19:10:52,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 19:10:52,985 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 259 transitions. [2021-01-06 19:10:52,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-01-06 19:10:52,986 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:52,986 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-01-06 19:10:52,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 19:10:52,987 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:52,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:52,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1267099237, now seen corresponding path program 1 times [2021-01-06 19:10:52,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:52,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334467764] [2021-01-06 19:10:52,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:53,130 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:53,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334467764] [2021-01-06 19:10:53,131 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:53,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 19:10:53,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681856995] [2021-01-06 19:10:53,131 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 19:10:53,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:53,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 19:10:53,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-01-06 19:10:53,134 INFO L87 Difference]: Start difference. First operand 202 states and 259 transitions. Second operand 6 states. [2021-01-06 19:10:53,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:53,439 INFO L93 Difference]: Finished difference Result 1026 states and 1345 transitions. [2021-01-06 19:10:53,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-06 19:10:53,440 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2021-01-06 19:10:53,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:53,446 INFO L225 Difference]: With dead ends: 1026 [2021-01-06 19:10:53,447 INFO L226 Difference]: Without dead ends: 880 [2021-01-06 19:10:53,448 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-01-06 19:10:53,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2021-01-06 19:10:53,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 390. [2021-01-06 19:10:53,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2021-01-06 19:10:53,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 500 transitions. [2021-01-06 19:10:53,509 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 500 transitions. Word has length 56 [2021-01-06 19:10:53,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:53,509 INFO L481 AbstractCegarLoop]: Abstraction has 390 states and 500 transitions. [2021-01-06 19:10:53,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 19:10:53,509 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 500 transitions. [2021-01-06 19:10:53,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-01-06 19:10:53,510 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:53,510 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-01-06 19:10:53,511 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 19:10:53,513 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:53,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:53,513 INFO L82 PathProgramCache]: Analyzing trace with hash 1968163815, now seen corresponding path program 1 times [2021-01-06 19:10:53,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:53,514 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468837107] [2021-01-06 19:10:53,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:53,631 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-01-06 19:10:53,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468837107] [2021-01-06 19:10:53,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:53,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:10:53,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296051502] [2021-01-06 19:10:53,633 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:10:53,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:53,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:10:53,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:10:53,634 INFO L87 Difference]: Start difference. First operand 390 states and 500 transitions. Second operand 5 states. [2021-01-06 19:10:53,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:53,719 INFO L93 Difference]: Finished difference Result 724 states and 927 transitions. [2021-01-06 19:10:53,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:10:53,720 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2021-01-06 19:10:53,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:53,720 INFO L225 Difference]: With dead ends: 724 [2021-01-06 19:10:53,720 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 19:10:53,722 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 [2021-01-06 19:10:53,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 19:10:53,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 19:10:53,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 19:10:53,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 19:10:53,723 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2021-01-06 19:10:53,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:53,723 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 19:10:53,723 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:10:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 19:10:53,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 19:10:53,723 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 19:10:53,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 19:10:54,098 WARN L197 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 120 [2021-01-06 19:10:54,338 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 105 [2021-01-06 19:10:54,480 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 81 [2021-01-06 19:10:54,623 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 92 [2021-01-06 19:10:54,729 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 85 [2021-01-06 19:10:54,941 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 114 [2021-01-06 19:10:55,217 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 119 [2021-01-06 19:10:55,443 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 120 [2021-01-06 19:10:55,628 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 90 [2021-01-06 19:10:55,772 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 20 [2021-01-06 19:10:56,385 WARN L197 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 25 [2021-01-06 19:10:56,958 WARN L197 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 31 [2021-01-06 19:10:57,144 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 19 [2021-01-06 19:10:57,541 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 24 [2021-01-06 19:10:58,004 WARN L197 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 26 [2021-01-06 19:10:58,359 WARN L197 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 27 [2021-01-06 19:10:58,473 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 24 [2021-01-06 19:10:59,086 WARN L197 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 24 [2021-01-06 19:10:59,208 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 22 [2021-01-06 19:10:59,806 WARN L197 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 16 [2021-01-06 19:11:00,444 WARN L197 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 25 [2021-01-06 19:11:00,863 WARN L197 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 26 [2021-01-06 19:11:00,873 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-01-06 19:11:00,873 INFO L185 CegarLoopUtils]: At program point L102(lines 97 105) the Hoare annotation is: false [2021-01-06 19:11:00,874 INFO L185 CegarLoopUtils]: At program point L102-1(lines 97 105) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3) (and (= ~methaneLevelCritical~0 0) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 .cse3))) [2021-01-06 19:11:00,874 INFO L185 CegarLoopUtils]: At program point L102-2(lines 97 105) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse3))) [2021-01-06 19:11:00,874 INFO L185 CegarLoopUtils]: At program point L102-3(lines 97 105) the Hoare annotation is: false [2021-01-06 19:11:00,874 INFO L185 CegarLoopUtils]: At program point L102-4(lines 97 105) the Hoare annotation is: false [2021-01-06 19:11:00,874 INFO L185 CegarLoopUtils]: At program point L102-5(lines 97 105) the Hoare annotation is: false [2021-01-06 19:11:00,874 INFO L185 CegarLoopUtils]: At program point L102-6(lines 97 105) the Hoare annotation is: false [2021-01-06 19:11:00,875 INFO L185 CegarLoopUtils]: At program point L102-7(lines 97 105) the Hoare annotation is: false [2021-01-06 19:11:00,875 INFO L185 CegarLoopUtils]: At program point L102-8(lines 97 105) the Hoare annotation is: false [2021-01-06 19:11:00,875 INFO L189 CegarLoopUtils]: For program point L334(lines 334 351) no Hoare annotation was computed. [2021-01-06 19:11:00,875 INFO L189 CegarLoopUtils]: For program point L334-1(lines 334 351) no Hoare annotation was computed. [2021-01-06 19:11:00,875 INFO L189 CegarLoopUtils]: For program point L334-2(lines 334 351) no Hoare annotation was computed. [2021-01-06 19:11:00,875 INFO L189 CegarLoopUtils]: For program point L566(lines 566 570) no Hoare annotation was computed. [2021-01-06 19:11:00,875 INFO L185 CegarLoopUtils]: At program point L566-2(lines 276 282) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse2 .cse3 (<= 1 ~waterLevel~0)) (and .cse0 .cse1 .cse5 .cse3) (and .cse4 .cse1 .cse5 .cse3))) [2021-01-06 19:11:00,876 INFO L189 CegarLoopUtils]: For program point L500(lines 500 513) no Hoare annotation was computed. [2021-01-06 19:11:00,876 INFO L185 CegarLoopUtils]: At program point L500-1(lines 1 984) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2) (and .cse1 .cse0 .cse3 .cse2 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse3 .cse4 .cse2))) [2021-01-06 19:11:00,876 INFO L189 CegarLoopUtils]: For program point L500-2(lines 500 513) no Hoare annotation was computed. [2021-01-06 19:11:00,876 INFO L185 CegarLoopUtils]: At program point L500-3(lines 1 984) the Hoare annotation is: false [2021-01-06 19:11:00,876 INFO L189 CegarLoopUtils]: For program point L500-4(lines 500 513) no Hoare annotation was computed. [2021-01-06 19:11:00,876 INFO L185 CegarLoopUtils]: At program point L500-5(lines 1 984) the Hoare annotation is: false [2021-01-06 19:11:00,877 INFO L189 CegarLoopUtils]: For program point L371(lines 371 377) no Hoare annotation was computed. [2021-01-06 19:11:00,877 INFO L189 CegarLoopUtils]: For program point L338(lines 338 346) no Hoare annotation was computed. [2021-01-06 19:11:00,877 INFO L189 CegarLoopUtils]: For program point L371-2(lines 371 377) no Hoare annotation was computed. [2021-01-06 19:11:00,877 INFO L189 CegarLoopUtils]: For program point L338-1(lines 338 346) no Hoare annotation was computed. [2021-01-06 19:11:00,877 INFO L189 CegarLoopUtils]: For program point L338-2(lines 338 346) no Hoare annotation was computed. [2021-01-06 19:11:00,877 INFO L189 CegarLoopUtils]: For program point L371-4(lines 371 377) no Hoare annotation was computed. [2021-01-06 19:11:00,877 INFO L189 CegarLoopUtils]: For program point L371-6(lines 371 377) no Hoare annotation was computed. [2021-01-06 19:11:00,878 INFO L189 CegarLoopUtils]: For program point L371-8(lines 371 377) no Hoare annotation was computed. [2021-01-06 19:11:00,878 INFO L189 CegarLoopUtils]: For program point L371-10(lines 371 377) no Hoare annotation was computed. [2021-01-06 19:11:00,878 INFO L189 CegarLoopUtils]: For program point L504(lines 504 510) no Hoare annotation was computed. [2021-01-06 19:11:00,878 INFO L189 CegarLoopUtils]: For program point L504-2(lines 504 510) no Hoare annotation was computed. [2021-01-06 19:11:00,878 INFO L185 CegarLoopUtils]: At program point L405(lines 400 408) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2021-01-06 19:11:00,878 INFO L185 CegarLoopUtils]: At program point L405-1(lines 400 408) the Hoare annotation is: false [2021-01-06 19:11:00,878 INFO L189 CegarLoopUtils]: For program point L504-4(lines 504 510) no Hoare annotation was computed. [2021-01-06 19:11:00,879 INFO L185 CegarLoopUtils]: At program point L405-2(lines 400 408) the Hoare annotation is: false [2021-01-06 19:11:00,879 INFO L185 CegarLoopUtils]: At program point L174-2(lines 174 188) the Hoare annotation is: false [2021-01-06 19:11:00,879 INFO L189 CegarLoopUtils]: For program point L538(lines 538 544) no Hoare annotation was computed. [2021-01-06 19:11:00,879 INFO L185 CegarLoopUtils]: At program point L538-1(lines 538 544) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2) (and .cse1 .cse0 .cse3 .cse2 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse3 .cse4 .cse2))) [2021-01-06 19:11:00,879 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-01-06 19:11:00,879 INFO L189 CegarLoopUtils]: For program point L175(line 175) no Hoare annotation was computed. [2021-01-06 19:11:00,879 INFO L189 CegarLoopUtils]: For program point L142(lines 142 148) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L142-1(lines 142 148) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L142-2(lines 142 148) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L142-3(lines 142 148) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L142-4(lines 142 148) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L142-5(lines 142 148) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L473(lines 473 477) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L473-2(lines 473 477) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L473-3(lines 473 477) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L308(lines 308 325) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L473-5(lines 473 477) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L308-1(lines 308 325) no Hoare annotation was computed. [2021-01-06 19:11:00,880 INFO L189 CegarLoopUtils]: For program point L473-6(lines 473 477) no Hoare annotation was computed. [2021-01-06 19:11:00,881 INFO L189 CegarLoopUtils]: For program point L308-2(lines 308 325) no Hoare annotation was computed. [2021-01-06 19:11:00,881 INFO L189 CegarLoopUtils]: For program point L308-3(lines 308 325) no Hoare annotation was computed. [2021-01-06 19:11:00,881 INFO L189 CegarLoopUtils]: For program point L473-8(lines 473 477) no Hoare annotation was computed. [2021-01-06 19:11:00,881 INFO L189 CegarLoopUtils]: For program point L308-4(lines 308 325) no Hoare annotation was computed. [2021-01-06 19:11:00,881 INFO L189 CegarLoopUtils]: For program point L308-5(lines 308 325) no Hoare annotation was computed. [2021-01-06 19:11:00,881 INFO L189 CegarLoopUtils]: For program point L77(lines 77 81) no Hoare annotation was computed. [2021-01-06 19:11:00,881 INFO L185 CegarLoopUtils]: At program point L276(lines 275 294) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~waterLevel~0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2) (and (= ~methaneLevelCritical~0 0) .cse0 .cse2 .cse1))) [2021-01-06 19:11:00,881 INFO L189 CegarLoopUtils]: For program point L276-1(lines 276 282) no Hoare annotation was computed. [2021-01-06 19:11:00,881 INFO L185 CegarLoopUtils]: At program point L276-2(lines 275 294) the Hoare annotation is: false [2021-01-06 19:11:00,881 INFO L185 CegarLoopUtils]: At program point L276-3(lines 275 294) the Hoare annotation is: false [2021-01-06 19:11:00,882 INFO L185 CegarLoopUtils]: At program point L607(lines 1 984) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L178(lines 178 182) no Hoare annotation was computed. [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L178-1(lines 276 282) no Hoare annotation was computed. [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L46(line 46) no Hoare annotation was computed. [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-01-06 19:11:00,882 INFO L185 CegarLoopUtils]: At program point L576(lines 527 577) the Hoare annotation is: false [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L312(lines 312 320) no Hoare annotation was computed. [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L312-1(lines 312 320) no Hoare annotation was computed. [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L312-2(lines 312 320) no Hoare annotation was computed. [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L312-3(lines 312 320) no Hoare annotation was computed. [2021-01-06 19:11:00,882 INFO L189 CegarLoopUtils]: For program point L312-4(lines 312 320) no Hoare annotation was computed. [2021-01-06 19:11:00,883 INFO L185 CegarLoopUtils]: At program point L147(lines 138 151) the Hoare annotation is: false [2021-01-06 19:11:00,883 INFO L189 CegarLoopUtils]: For program point L312-5(lines 312 320) no Hoare annotation was computed. [2021-01-06 19:11:00,883 INFO L185 CegarLoopUtils]: At program point L147-1(lines 138 151) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse0 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 ~waterLevel~0)) (and .cse1 .cse2 .cse5 .cse3 .cse4) (and .cse2 .cse6 .cse5 .cse3 .cse4) (and .cse0 (= ~waterLevel~0 1) .cse2 .cse6 .cse3 .cse4))) [2021-01-06 19:11:00,883 INFO L185 CegarLoopUtils]: At program point L147-2(lines 138 151) the Hoare annotation is: false [2021-01-06 19:11:00,883 INFO L185 CegarLoopUtils]: At program point L147-3(lines 138 151) the Hoare annotation is: false [2021-01-06 19:11:00,883 INFO L185 CegarLoopUtils]: At program point L147-4(lines 138 151) the Hoare annotation is: false [2021-01-06 19:11:00,883 INFO L185 CegarLoopUtils]: At program point L147-5(lines 138 151) the Hoare annotation is: false [2021-01-06 19:11:00,883 INFO L185 CegarLoopUtils]: At program point L479(lines 464 482) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isLowWaterLevel_#res| 1)) (.cse1 (= ULTIMATE.start_isLowWaterLevel_~tmp~5 0)) (.cse2 (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0)) (.cse6 (<= 1 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse6 .cse5))) [2021-01-06 19:11:00,883 INFO L185 CegarLoopUtils]: At program point L479-1(lines 464 482) the Hoare annotation is: false [2021-01-06 19:11:00,884 INFO L185 CegarLoopUtils]: At program point L479-2(lines 464 482) the Hoare annotation is: false [2021-01-06 19:11:00,884 INFO L185 CegarLoopUtils]: At program point L283(lines 283 289) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and .cse4 .cse0 (<= 2 ~waterLevel~0) .cse2))) [2021-01-06 19:11:00,884 INFO L189 CegarLoopUtils]: For program point L250(lines 250 257) no Hoare annotation was computed. [2021-01-06 19:11:00,884 INFO L185 CegarLoopUtils]: At program point L283-1(lines 283 289) the Hoare annotation is: false [2021-01-06 19:11:00,884 INFO L185 CegarLoopUtils]: At program point L283-2(lines 283 289) the Hoare annotation is: false [2021-01-06 19:11:00,884 INFO L192 CegarLoopUtils]: At program point L250-1(lines 250 257) the Hoare annotation is: true [2021-01-06 19:11:00,884 INFO L189 CegarLoopUtils]: For program point L548(lines 548 554) no Hoare annotation was computed. [2021-01-06 19:11:00,884 INFO L185 CegarLoopUtils]: At program point L548-1(lines 548 554) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse2 .cse3 (<= 1 ~waterLevel~0)) (and .cse0 .cse1 .cse5 .cse3) (and .cse4 .cse1 .cse5 .cse3))) [2021-01-06 19:11:00,884 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 19:11:00,885 INFO L185 CegarLoopUtils]: At program point L615(lines 610 618) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-01-06 19:11:00,885 INFO L189 CegarLoopUtils]: For program point L89(lines 89 93) no Hoare annotation was computed. [2021-01-06 19:11:00,885 INFO L189 CegarLoopUtils]: For program point L454(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,885 INFO L189 CegarLoopUtils]: For program point L454-2(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,885 INFO L189 CegarLoopUtils]: For program point L454-3(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,885 INFO L189 CegarLoopUtils]: For program point L454-5(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,885 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 19:11:00,885 INFO L189 CegarLoopUtils]: For program point L454-6(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,885 INFO L185 CegarLoopUtils]: At program point L223(lines 219 225) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-01-06 19:11:00,885 INFO L189 CegarLoopUtils]: For program point L454-8(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,885 INFO L185 CegarLoopUtils]: At program point L157(lines 152 160) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2 .cse3) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse3 .cse2))) [2021-01-06 19:11:00,885 INFO L189 CegarLoopUtils]: For program point L454-9(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,886 INFO L185 CegarLoopUtils]: At program point L157-1(lines 152 160) the Hoare annotation is: false [2021-01-06 19:11:00,886 INFO L189 CegarLoopUtils]: For program point L454-11(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,886 INFO L185 CegarLoopUtils]: At program point L157-2(lines 152 160) the Hoare annotation is: false [2021-01-06 19:11:00,886 INFO L189 CegarLoopUtils]: For program point L454-12(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,886 INFO L189 CegarLoopUtils]: For program point L454-14(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,886 INFO L189 CegarLoopUtils]: For program point L454-15(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,886 INFO L189 CegarLoopUtils]: For program point L454-17(lines 454 458) no Hoare annotation was computed. [2021-01-06 19:11:00,886 INFO L192 CegarLoopUtils]: At program point L259(lines 240 262) the Hoare annotation is: true [2021-01-06 19:11:00,886 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 19:11:00,886 INFO L189 CegarLoopUtils]: For program point L558(lines 558 571) no Hoare annotation was computed. [2021-01-06 19:11:00,886 INFO L185 CegarLoopUtils]: At program point L460(lines 445 463) the Hoare annotation is: false [2021-01-06 19:11:00,886 INFO L185 CegarLoopUtils]: At program point L460-1(lines 445 463) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0))) (.cse1 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (<= 1 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse1 .cse7 .cse3 .cse4 .cse8 .cse9) (and .cse6 .cse1 .cse5 .cse7 .cse3 .cse8 .cse4 .cse9))) [2021-01-06 19:11:00,886 INFO L185 CegarLoopUtils]: At program point L460-2(lines 445 463) the Hoare annotation is: false [2021-01-06 19:11:00,887 INFO L185 CegarLoopUtils]: At program point L460-3(lines 445 463) the Hoare annotation is: false [2021-01-06 19:11:00,887 INFO L185 CegarLoopUtils]: At program point L460-4(lines 445 463) the Hoare annotation is: false [2021-01-06 19:11:00,887 INFO L185 CegarLoopUtils]: At program point L460-5(lines 445 463) the Hoare annotation is: false [2021-01-06 19:11:00,887 INFO L189 CegarLoopUtils]: For program point L65(lines 65 69) no Hoare annotation was computed. [2021-01-06 19:11:00,887 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 19:11:00,887 INFO L189 CegarLoopUtils]: For program point L65-3(lines 65 69) no Hoare annotation was computed. [2021-01-06 19:11:00,887 INFO L189 CegarLoopUtils]: For program point L65-6(lines 65 69) no Hoare annotation was computed. [2021-01-06 19:11:00,887 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-01-06 19:11:00,887 INFO L185 CegarLoopUtils]: At program point L396(lines 389 399) the Hoare annotation is: false [2021-01-06 19:11:00,888 INFO L185 CegarLoopUtils]: At program point L396-1(lines 389 399) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 0) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse0 .cse1 .cse2 .cse3))) [2021-01-06 19:11:00,888 INFO L185 CegarLoopUtils]: At program point L396-2(lines 389 399) the Hoare annotation is: false [2021-01-06 19:11:00,888 INFO L185 CegarLoopUtils]: At program point L396-3(lines 389 399) the Hoare annotation is: false [2021-01-06 19:11:00,888 INFO L185 CegarLoopUtils]: At program point L396-4(lines 389 399) the Hoare annotation is: false [2021-01-06 19:11:00,888 INFO L185 CegarLoopUtils]: At program point L396-5(lines 389 399) the Hoare annotation is: false [2021-01-06 19:11:00,888 INFO L189 CegarLoopUtils]: For program point L529(lines 528 575) no Hoare annotation was computed. [2021-01-06 19:11:00,888 INFO L189 CegarLoopUtils]: For program point L530(lines 530 534) no Hoare annotation was computed. [2021-01-06 19:11:00,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 07:11:00 BoogieIcfgContainer [2021-01-06 19:11:00,927 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 19:11:00,928 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 19:11:00,928 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 19:11:00,928 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 19:11:00,928 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:10:50" (3/4) ... [2021-01-06 19:11:00,932 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 19:11:00,958 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-01-06 19:11:00,959 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-01-06 19:11:00,960 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-01-06 19:11:00,962 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-01-06 19:11:00,963 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-01-06 19:11:00,964 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 19:11:00,965 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 19:11:00,997 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) [2021-01-06 19:11:00,998 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) [2021-01-06 19:11:01,000 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) [2021-01-06 19:11:01,001 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((((methaneLevelCritical == 1 && 1 == systemActive) && \result == 0) && 1 <= waterLevel) && splverifierCounter == 0) [2021-01-06 19:11:01,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\result == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2021-01-06 19:11:01,003 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel [2021-01-06 19:11:01,003 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 0) && tmp___0 == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((((((\result == 1 && tmp == 0) && tmp___0 == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && 1 <= waterLevel) && splverifierCounter == 0) [2021-01-06 19:11:01,004 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel)) || (((((((!(tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-01-06 19:11:01,005 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-01-06 19:11:01,006 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-01-06 19:11:01,133 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product58.cil.c-witness.graphml [2021-01-06 19:11:01,133 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 19:11:01,135 INFO L168 Benchmark]: Toolchain (without parser) took 13057.42 ms. Allocated memory was 151.0 MB in the beginning and 300.9 MB in the end (delta: 149.9 MB). Free memory was 125.2 MB in the beginning and 247.8 MB in the end (delta: -122.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:01,135 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 123.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 19:11:01,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.23 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 102.8 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:01,136 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.68 ms. Allocated memory is still 151.0 MB. Free memory was 102.6 MB in the beginning and 98.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:01,136 INFO L168 Benchmark]: Boogie Preprocessor took 111.78 ms. Allocated memory is still 151.0 MB. Free memory was 98.6 MB in the beginning and 132.8 MB in the end (delta: -34.1 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:01,138 INFO L168 Benchmark]: RCFGBuilder took 1310.91 ms. Allocated memory is still 151.0 MB. Free memory was 132.8 MB in the beginning and 66.2 MB in the end (delta: 66.6 MB). Peak memory consumption was 66.1 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:01,140 INFO L168 Benchmark]: TraceAbstraction took 10617.59 ms. Allocated memory was 151.0 MB in the beginning and 300.9 MB in the end (delta: 149.9 MB). Free memory was 65.7 MB in the beginning and 260.3 MB in the end (delta: -194.7 MB). Peak memory consumption was 115.8 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:01,140 INFO L168 Benchmark]: Witness Printer took 205.83 ms. Allocated memory is still 300.9 MB. Free memory was 259.8 MB in the beginning and 247.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:01,144 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 123.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 649.23 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 102.8 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 150.68 ms. Allocated memory is still 151.0 MB. Free memory was 102.6 MB in the beginning and 98.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 111.78 ms. Allocated memory is still 151.0 MB. Free memory was 98.6 MB in the beginning and 132.8 MB in the end (delta: -34.1 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1310.91 ms. Allocated memory is still 151.0 MB. Free memory was 132.8 MB in the beginning and 66.2 MB in the end (delta: 66.6 MB). Peak memory consumption was 66.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 10617.59 ms. Allocated memory was 151.0 MB in the beginning and 300.9 MB in the end (delta: 149.9 MB). Free memory was 65.7 MB in the beginning and 260.3 MB in the end (delta: -194.7 MB). Peak memory consumption was 115.8 MB. Max. memory is 8.0 GB. * Witness Printer took 205.83 ms. Allocated memory is still 300.9 MB. Free memory was 259.8 MB in the beginning and 247.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: 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: 97]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((((methaneLevelCritical == 1 && 1 == systemActive) && \result == 0) && 1 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel)) || (((((((!(tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((((!(\result == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 0) && tmp___0 == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((((((\result == 1 && tmp == 0) && tmp___0 == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && 1 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 1 && 1 == systemActive) && 1 <= waterLevel) && splverifierCounter == 0) || (((methaneLevelCritical == 0 && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.3s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1366 SDtfs, 1939 SDslu, 2379 SDs, 0 SdLazy, 313 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1286 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 211 NumberOfFragments, 778 HoareAnnotationTreeSize, 55 FomulaSimplifications, 1102587 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 55 FomulaSimplificationsInter, 136342 FormulaSimplificationTreeSizeReductionInter, 5.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 389 NumberOfCodeBlocks, 389 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 377 ConstructedInterpolants, 0 QuantifiedInterpolants, 23835 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 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...