/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_spec5_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 19:14:52,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 19:14:52,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 19:14:52,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 19:14:52,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 19:14:52,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 19:14:52,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 19:14:52,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 19:14:52,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 19:14:52,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 19:14:52,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 19:14:52,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 19:14:52,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 19:14:52,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 19:14:52,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 19:14:52,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 19:14:53,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 19:14:53,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 19:14:53,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 19:14:53,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 19:14:53,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 19:14:53,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 19:14:53,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 19:14:53,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 19:14:53,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 19:14:53,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 19:14:53,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 19:14:53,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 19:14:53,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 19:14:53,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 19:14:53,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 19:14:53,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 19:14:53,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 19:14:53,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 19:14:53,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 19:14:53,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 19:14:53,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 19:14:53,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 19:14:53,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 19:14:53,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 19:14:53,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 19:14:53,048 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 19:14:53,094 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 19:14:53,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 19:14:53,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 19:14:53,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 19:14:53,099 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 19:14:53,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 19:14:53,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 19:14:53,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 19:14:53,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 19:14:53,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 19:14:53,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 19:14:53,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 19:14:53,102 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 19:14:53,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 19:14:53,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 19:14:53,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 19:14:53,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 19:14:53,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 19:14:53,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 19:14:53,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 19:14:53,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 19:14:53,104 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 19:14:53,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 19:14:53,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 19:14:53,105 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 19:14:53,105 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 19:14:53,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 19:14:53,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 19:14:53,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 19:14:53,569 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 19:14:53,574 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 19:14:53,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product57.cil.c [2021-01-06 19:14:53,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/a510e1a5d/7341fffd4325432380269b894e0bdd83/FLAGbda34a669 [2021-01-06 19:14:54,341 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 19:14:54,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product57.cil.c [2021-01-06 19:14:54,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/a510e1a5d/7341fffd4325432380269b894e0bdd83/FLAGbda34a669 [2021-01-06 19:14:54,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/a510e1a5d/7341fffd4325432380269b894e0bdd83 [2021-01-06 19:14:54,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 19:14:54,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 19:14:54,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 19:14:54,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 19:14:54,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 19:14:54,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:14:54" (1/1) ... [2021-01-06 19:14:54,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a4f73d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:54, skipping insertion in model container [2021-01-06 19:14:54,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:14:54" (1/1) ... [2021-01-06 19:14:54,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 19:14:54,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 19:14:54,897 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_spec5_product57.cil.c[1281,1294] 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[~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~2,] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] 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~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] 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~8,] 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~9,] left hand side expression in assignment: lhs: VariableLHS[~switchedOnBeforeTS~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~switchedOnBeforeTS~0,GLOBAL] 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[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] [2021-01-06 19:14:55,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:14:55,160 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 19:14:55,178 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_spec5_product57.cil.c[1281,1294] 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[~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~2,] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] 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~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] 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~8,] 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~9,] left hand side expression in assignment: lhs: VariableLHS[~switchedOnBeforeTS~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~switchedOnBeforeTS~0,GLOBAL] 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[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] [2021-01-06 19:14:55,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:14:55,353 INFO L208 MainTranslator]: Completed translation [2021-01-06 19:14:55,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55 WrapperNode [2021-01-06 19:14:55,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 19:14:55,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 19:14:55,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 19:14:55,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 19:14:55,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (1/1) ... [2021-01-06 19:14:55,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (1/1) ... [2021-01-06 19:14:55,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 19:14:55,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 19:14:55,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 19:14:55,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 19:14:55,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (1/1) ... [2021-01-06 19:14:55,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (1/1) ... [2021-01-06 19:14:55,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (1/1) ... [2021-01-06 19:14:55,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (1/1) ... [2021-01-06 19:14:55,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (1/1) ... [2021-01-06 19:14:55,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (1/1) ... [2021-01-06 19:14:55,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (1/1) ... [2021-01-06 19:14:55,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 19:14:55,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 19:14:55,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 19:14:55,592 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 19:14:55,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (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 19:14:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 19:14:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 19:14:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 19:14:55,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 19:14:56,904 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 19:14:56,904 INFO L299 CfgBuilder]: Removed 206 assume(true) statements. [2021-01-06 19:14:56,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:14:56 BoogieIcfgContainer [2021-01-06 19:14:56,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 19:14:56,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 19:14:56,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 19:14:56,919 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 19:14:56,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 07:14:54" (1/3) ... [2021-01-06 19:14:56,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60280ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:14:56, skipping insertion in model container [2021-01-06 19:14:56,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:14:55" (2/3) ... [2021-01-06 19:14:56,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60280ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:14:56, skipping insertion in model container [2021-01-06 19:14:56,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:14:56" (3/3) ... [2021-01-06 19:14:56,925 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product57.cil.c [2021-01-06 19:14:56,932 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 19:14:56,938 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-01-06 19:14:56,959 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-06 19:14:56,990 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 19:14:56,990 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 19:14:56,990 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 19:14:56,991 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 19:14:56,991 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 19:14:56,991 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 19:14:56,991 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 19:14:56,991 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 19:14:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2021-01-06 19:14:57,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-06 19:14:57,022 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:14:57,023 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:14:57,024 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:14:57,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:14:57,031 INFO L82 PathProgramCache]: Analyzing trace with hash -947048074, now seen corresponding path program 1 times [2021-01-06 19:14:57,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:14:57,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60156084] [2021-01-06 19:14:57,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:14:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:14:57,417 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 19:14:57,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60156084] [2021-01-06 19:14:57,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:14:57,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:14:57,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724053513] [2021-01-06 19:14:57,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 19:14:57,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:14:57,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 19:14:57,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 19:14:57,443 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 2 states. [2021-01-06 19:14:57,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:14:57,485 INFO L93 Difference]: Finished difference Result 281 states and 418 transitions. [2021-01-06 19:14:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 19:14:57,486 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-01-06 19:14:57,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:14:57,499 INFO L225 Difference]: With dead ends: 281 [2021-01-06 19:14:57,500 INFO L226 Difference]: Without dead ends: 140 [2021-01-06 19:14:57,504 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 19:14:57,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-01-06 19:14:57,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2021-01-06 19:14:57,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2021-01-06 19:14:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 201 transitions. [2021-01-06 19:14:57,630 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 201 transitions. Word has length 19 [2021-01-06 19:14:57,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:14:57,631 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 201 transitions. [2021-01-06 19:14:57,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 19:14:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2021-01-06 19:14:57,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-01-06 19:14:57,633 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:14:57,635 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:14:57,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 19:14:57,635 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:14:57,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:14:57,638 INFO L82 PathProgramCache]: Analyzing trace with hash 858971479, now seen corresponding path program 1 times [2021-01-06 19:14:57,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:14:57,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666141188] [2021-01-06 19:14:57,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:14:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:14:57,851 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 19:14:57,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666141188] [2021-01-06 19:14:57,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:14:57,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:14:57,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179863011] [2021-01-06 19:14:57,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:14:57,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:14:57,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:14:57,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:14:57,859 INFO L87 Difference]: Start difference. First operand 140 states and 201 transitions. Second operand 3 states. [2021-01-06 19:14:57,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:14:57,898 INFO L93 Difference]: Finished difference Result 140 states and 201 transitions. [2021-01-06 19:14:57,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:14:57,900 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-01-06 19:14:57,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:14:57,903 INFO L225 Difference]: With dead ends: 140 [2021-01-06 19:14:57,904 INFO L226 Difference]: Without dead ends: 57 [2021-01-06 19:14:57,906 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 19:14:57,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-01-06 19:14:57,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-01-06 19:14:57,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-01-06 19:14:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2021-01-06 19:14:57,920 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2021-01-06 19:14:57,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:14:57,921 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2021-01-06 19:14:57,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:14:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2021-01-06 19:14:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-01-06 19:14:57,924 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:14:57,924 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] [2021-01-06 19:14:57,924 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 19:14:57,925 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:14:57,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:14:57,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1840859928, now seen corresponding path program 1 times [2021-01-06 19:14:57,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:14:57,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008049372] [2021-01-06 19:14:57,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:14:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:14:58,089 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 19:14:58,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008049372] [2021-01-06 19:14:58,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:14:58,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:14:58,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278874892] [2021-01-06 19:14:58,091 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 19:14:58,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:14:58,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 19:14:58,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-01-06 19:14:58,093 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 6 states. [2021-01-06 19:14:58,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:14:58,319 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2021-01-06 19:14:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:14:58,321 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2021-01-06 19:14:58,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:14:58,322 INFO L225 Difference]: With dead ends: 107 [2021-01-06 19:14:58,322 INFO L226 Difference]: Without dead ends: 57 [2021-01-06 19:14:58,323 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 19:14:58,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-01-06 19:14:58,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-01-06 19:14:58,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-01-06 19:14:58,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2021-01-06 19:14:58,331 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 26 [2021-01-06 19:14:58,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:14:58,332 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2021-01-06 19:14:58,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 19:14:58,332 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2021-01-06 19:14:58,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-01-06 19:14:58,333 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:14:58,334 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] [2021-01-06 19:14:58,334 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 19:14:58,334 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:14:58,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:14:58,335 INFO L82 PathProgramCache]: Analyzing trace with hash 655441665, now seen corresponding path program 1 times [2021-01-06 19:14:58,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:14:58,336 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044777601] [2021-01-06 19:14:58,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:14:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:14:58,440 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 19:14:58,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044777601] [2021-01-06 19:14:58,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:14:58,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:14:58,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062442502] [2021-01-06 19:14:58,445 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:14:58,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:14:58,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:14:58,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:14:58,450 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand 3 states. [2021-01-06 19:14:58,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:14:58,548 INFO L93 Difference]: Finished difference Result 131 states and 187 transitions. [2021-01-06 19:14:58,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:14:58,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2021-01-06 19:14:58,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:14:58,554 INFO L225 Difference]: With dead ends: 131 [2021-01-06 19:14:58,554 INFO L226 Difference]: Without dead ends: 81 [2021-01-06 19:14:58,555 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 19:14:58,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-01-06 19:14:58,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2021-01-06 19:14:58,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2021-01-06 19:14:58,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 110 transitions. [2021-01-06 19:14:58,585 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 110 transitions. Word has length 28 [2021-01-06 19:14:58,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:14:58,586 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 110 transitions. [2021-01-06 19:14:58,586 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:14:58,586 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2021-01-06 19:14:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-01-06 19:14:58,590 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:14:58,590 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 19:14:58,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 19:14:58,591 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:14:58,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:14:58,592 INFO L82 PathProgramCache]: Analyzing trace with hash 1335383949, now seen corresponding path program 1 times [2021-01-06 19:14:58,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:14:58,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764562848] [2021-01-06 19:14:58,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:14:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:14:58,754 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 19:14:58,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764562848] [2021-01-06 19:14:58,754 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:14:58,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:14:58,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19755671] [2021-01-06 19:14:58,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:14:58,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:14:58,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:14:58,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:14:58,758 INFO L87 Difference]: Start difference. First operand 79 states and 110 transitions. Second operand 5 states. [2021-01-06 19:14:58,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:14:58,985 INFO L93 Difference]: Finished difference Result 266 states and 375 transitions. [2021-01-06 19:14:58,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 19:14:58,986 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-01-06 19:14:58,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:14:58,988 INFO L225 Difference]: With dead ends: 266 [2021-01-06 19:14:58,988 INFO L226 Difference]: Without dead ends: 194 [2021-01-06 19:14:58,990 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 19:14:58,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-01-06 19:14:59,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 78. [2021-01-06 19:14:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2021-01-06 19:14:59,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 107 transitions. [2021-01-06 19:14:59,015 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 107 transitions. Word has length 34 [2021-01-06 19:14:59,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:14:59,016 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 107 transitions. [2021-01-06 19:14:59,016 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:14:59,016 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2021-01-06 19:14:59,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 19:14:59,022 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:14:59,022 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:14:59,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 19:14:59,023 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:14:59,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:14:59,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1094266678, now seen corresponding path program 1 times [2021-01-06 19:14:59,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:14:59,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967589144] [2021-01-06 19:14:59,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:14:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:14:59,122 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 19:14:59,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967589144] [2021-01-06 19:14:59,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:14:59,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:14:59,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689513915] [2021-01-06 19:14:59,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:14:59,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:14:59,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:14:59,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:14:59,126 INFO L87 Difference]: Start difference. First operand 78 states and 107 transitions. Second operand 5 states. [2021-01-06 19:14:59,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:14:59,227 INFO L93 Difference]: Finished difference Result 198 states and 272 transitions. [2021-01-06 19:14:59,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 19:14:59,228 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-01-06 19:14:59,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:14:59,230 INFO L225 Difference]: With dead ends: 198 [2021-01-06 19:14:59,230 INFO L226 Difference]: Without dead ends: 127 [2021-01-06 19:14:59,231 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 19:14:59,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-01-06 19:14:59,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 84. [2021-01-06 19:14:59,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2021-01-06 19:14:59,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 113 transitions. [2021-01-06 19:14:59,240 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 113 transitions. Word has length 37 [2021-01-06 19:14:59,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:14:59,240 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 113 transitions. [2021-01-06 19:14:59,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:14:59,241 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2021-01-06 19:14:59,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 19:14:59,241 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:14:59,242 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:14:59,242 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 19:14:59,242 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:14:59,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:14:59,243 INFO L82 PathProgramCache]: Analyzing trace with hash 83149428, now seen corresponding path program 1 times [2021-01-06 19:14:59,243 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:14:59,243 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707779283] [2021-01-06 19:14:59,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:14:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:14:59,351 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 19:14:59,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707779283] [2021-01-06 19:14:59,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:14:59,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 19:14:59,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547546902] [2021-01-06 19:14:59,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 19:14:59,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:14:59,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 19:14:59,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-06 19:14:59,354 INFO L87 Difference]: Start difference. First operand 84 states and 113 transitions. Second operand 6 states. [2021-01-06 19:14:59,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:14:59,512 INFO L93 Difference]: Finished difference Result 215 states and 289 transitions. [2021-01-06 19:14:59,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 19:14:59,516 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2021-01-06 19:14:59,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:14:59,518 INFO L225 Difference]: With dead ends: 215 [2021-01-06 19:14:59,520 INFO L226 Difference]: Without dead ends: 138 [2021-01-06 19:14:59,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-01-06 19:14:59,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2021-01-06 19:14:59,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 88. [2021-01-06 19:14:59,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2021-01-06 19:14:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 117 transitions. [2021-01-06 19:14:59,551 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 117 transitions. Word has length 37 [2021-01-06 19:14:59,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:14:59,552 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 117 transitions. [2021-01-06 19:14:59,552 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 19:14:59,552 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2021-01-06 19:14:59,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 19:14:59,553 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:14:59,553 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:14:59,553 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 19:14:59,553 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:14:59,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:14:59,557 INFO L82 PathProgramCache]: Analyzing trace with hash -937918926, now seen corresponding path program 1 times [2021-01-06 19:14:59,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:14:59,558 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229059865] [2021-01-06 19:14:59,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:14:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:14:59,667 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 19:14:59,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229059865] [2021-01-06 19:14:59,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:14:59,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:14:59,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615268563] [2021-01-06 19:14:59,669 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:14:59,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:14:59,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:14:59,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:14:59,670 INFO L87 Difference]: Start difference. First operand 88 states and 117 transitions. Second operand 3 states. [2021-01-06 19:14:59,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:14:59,713 INFO L93 Difference]: Finished difference Result 197 states and 263 transitions. [2021-01-06 19:14:59,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:14:59,714 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2021-01-06 19:14:59,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:14:59,715 INFO L225 Difference]: With dead ends: 197 [2021-01-06 19:14:59,716 INFO L226 Difference]: Without dead ends: 116 [2021-01-06 19:14:59,716 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 19:14:59,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-01-06 19:14:59,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-01-06 19:14:59,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2021-01-06 19:14:59,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 151 transitions. [2021-01-06 19:14:59,730 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 151 transitions. Word has length 37 [2021-01-06 19:14:59,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:14:59,730 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 151 transitions. [2021-01-06 19:14:59,730 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:14:59,730 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 151 transitions. [2021-01-06 19:14:59,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-06 19:14:59,731 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:14:59,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:14:59,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 19:14:59,732 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:14:59,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:14:59,732 INFO L82 PathProgramCache]: Analyzing trace with hash 597879026, now seen corresponding path program 1 times [2021-01-06 19:14:59,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:14:59,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007326075] [2021-01-06 19:14:59,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:14:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:14:59,865 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 19:14:59,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007326075] [2021-01-06 19:14:59,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:14:59,871 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 19:14:59,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149378501] [2021-01-06 19:14:59,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 19:14:59,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:14:59,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 19:14:59,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-01-06 19:14:59,876 INFO L87 Difference]: Start difference. First operand 116 states and 151 transitions. Second operand 7 states. [2021-01-06 19:15:00,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:15:00,390 INFO L93 Difference]: Finished difference Result 545 states and 731 transitions. [2021-01-06 19:15:00,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-06 19:15:00,391 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2021-01-06 19:15:00,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:15:00,394 INFO L225 Difference]: With dead ends: 545 [2021-01-06 19:15:00,394 INFO L226 Difference]: Without dead ends: 464 [2021-01-06 19:15:00,395 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-01-06 19:15:00,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2021-01-06 19:15:00,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 196. [2021-01-06 19:15:00,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2021-01-06 19:15:00,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 255 transitions. [2021-01-06 19:15:00,423 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 255 transitions. Word has length 38 [2021-01-06 19:15:00,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:15:00,424 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 255 transitions. [2021-01-06 19:15:00,424 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 19:15:00,424 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 255 transitions. [2021-01-06 19:15:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-01-06 19:15:00,425 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:15:00,425 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:15:00,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 19:15:00,426 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:15:00,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:15:00,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1086391584, now seen corresponding path program 1 times [2021-01-06 19:15:00,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:15:00,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736433145] [2021-01-06 19:15:00,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:15:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:15:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:15:00,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736433145] [2021-01-06 19:15:00,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868854860] [2021-01-06 19:15:00,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 19:15:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:15:00,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-06 19:15:00,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 19:15:01,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:15:01,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 19:15:01,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2021-01-06 19:15:01,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574801087] [2021-01-06 19:15:01,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 19:15:01,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:15:01,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 19:15:01,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-01-06 19:15:01,088 INFO L87 Difference]: Start difference. First operand 196 states and 255 transitions. Second operand 10 states. [2021-01-06 19:15:01,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:15:01,468 INFO L93 Difference]: Finished difference Result 443 states and 594 transitions. [2021-01-06 19:15:01,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 19:15:01,469 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2021-01-06 19:15:01,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:15:01,471 INFO L225 Difference]: With dead ends: 443 [2021-01-06 19:15:01,471 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 19:15:01,472 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2021-01-06 19:15:01,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 19:15:01,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 19:15:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 19:15:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 19:15:01,473 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-01-06 19:15:01,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:15:01,473 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 19:15:01,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 19:15:01,474 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 19:15:01,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 19:15:01,686 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-01-06 19:15:01,690 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 19:15:02,434 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 71 [2021-01-06 19:15:02,748 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 24 [2021-01-06 19:15:02,949 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 27 [2021-01-06 19:15:03,262 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 35 [2021-01-06 19:15:03,396 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 25 [2021-01-06 19:15:03,674 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2021-01-06 19:15:03,785 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2021-01-06 19:15:04,001 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 26 [2021-01-06 19:15:04,143 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 25 [2021-01-06 19:15:04,318 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2021-01-06 19:15:04,529 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2021-01-06 19:15:04,604 INFO L189 CegarLoopUtils]: For program point L729(lines 729 733) no Hoare annotation was computed. [2021-01-06 19:15:04,604 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-01-06 19:15:04,605 INFO L189 CegarLoopUtils]: For program point L102(line 102) no Hoare annotation was computed. [2021-01-06 19:15:04,605 INFO L189 CegarLoopUtils]: For program point L763(lines 763 767) no Hoare annotation was computed. [2021-01-06 19:15:04,605 INFO L189 CegarLoopUtils]: For program point L763-2(lines 757 768) no Hoare annotation was computed. [2021-01-06 19:15:04,605 INFO L189 CegarLoopUtils]: For program point L830(lines 830 838) no Hoare annotation was computed. [2021-01-06 19:15:04,606 INFO L189 CegarLoopUtils]: For program point L830-1(lines 830 838) no Hoare annotation was computed. [2021-01-06 19:15:04,606 INFO L189 CegarLoopUtils]: For program point L830-2(lines 830 838) no Hoare annotation was computed. [2021-01-06 19:15:04,606 INFO L189 CegarLoopUtils]: For program point L830-3(lines 830 838) no Hoare annotation was computed. [2021-01-06 19:15:04,606 INFO L189 CegarLoopUtils]: For program point L830-4(lines 830 838) no Hoare annotation was computed. [2021-01-06 19:15:04,606 INFO L189 CegarLoopUtils]: For program point L830-5(lines 830 838) no Hoare annotation was computed. [2021-01-06 19:15:04,606 INFO L189 CegarLoopUtils]: For program point L699(lines 699 709) no Hoare annotation was computed. [2021-01-06 19:15:04,606 INFO L189 CegarLoopUtils]: For program point L699-2(lines 699 709) no Hoare annotation was computed. [2021-01-06 19:15:04,607 INFO L189 CegarLoopUtils]: For program point L699-4(lines 699 709) no Hoare annotation was computed. [2021-01-06 19:15:04,608 INFO L189 CegarLoopUtils]: For program point L204(lines 204 208) no Hoare annotation was computed. [2021-01-06 19:15:04,608 INFO L189 CegarLoopUtils]: For program point L204-3(lines 204 208) no Hoare annotation was computed. [2021-01-06 19:15:04,609 INFO L189 CegarLoopUtils]: For program point L105(lines 105 109) no Hoare annotation was computed. [2021-01-06 19:15:04,609 INFO L189 CegarLoopUtils]: For program point L105-1(lines 105 109) no Hoare annotation was computed. [2021-01-06 19:15:04,609 INFO L189 CegarLoopUtils]: For program point L204-6(lines 204 208) no Hoare annotation was computed. [2021-01-06 19:15:04,616 INFO L185 CegarLoopUtils]: At program point L997(lines 982 1000) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:15:04,616 INFO L185 CegarLoopUtils]: At program point L997-1(lines 982 1000) the Hoare annotation is: false [2021-01-06 19:15:04,616 INFO L185 CegarLoopUtils]: At program point L997-2(lines 982 1000) the Hoare annotation is: false [2021-01-06 19:15:04,617 INFO L189 CegarLoopUtils]: For program point L700(lines 700 706) no Hoare annotation was computed. [2021-01-06 19:15:04,617 INFO L189 CegarLoopUtils]: For program point L700-2(lines 700 706) no Hoare annotation was computed. [2021-01-06 19:15:04,617 INFO L189 CegarLoopUtils]: For program point L700-4(lines 700 706) no Hoare annotation was computed. [2021-01-06 19:15:04,617 INFO L185 CegarLoopUtils]: At program point L801(lines 801 807) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse5))) [2021-01-06 19:15:04,617 INFO L185 CegarLoopUtils]: At program point L801-1(lines 801 807) the Hoare annotation is: false [2021-01-06 19:15:04,618 INFO L185 CegarLoopUtils]: At program point L801-2(lines 801 807) the Hoare annotation is: false [2021-01-06 19:15:04,618 INFO L185 CegarLoopUtils]: At program point L273(lines 268 276) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse1 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse5))) [2021-01-06 19:15:04,618 INFO L185 CegarLoopUtils]: At program point L273-1(lines 268 276) the Hoare annotation is: false [2021-01-06 19:15:04,618 INFO L185 CegarLoopUtils]: At program point L273-2(lines 268 276) the Hoare annotation is: false [2021-01-06 19:15:04,618 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-01-06 19:15:04,619 INFO L185 CegarLoopUtils]: At program point L241(lines 236 244) the Hoare annotation is: false [2021-01-06 19:15:04,619 INFO L185 CegarLoopUtils]: At program point L241-1(lines 236 244) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:15:04,619 INFO L185 CegarLoopUtils]: At program point L241-2(lines 236 244) the Hoare annotation is: false [2021-01-06 19:15:04,619 INFO L185 CegarLoopUtils]: At program point L241-3(lines 236 244) the Hoare annotation is: false [2021-01-06 19:15:04,619 INFO L185 CegarLoopUtils]: At program point L241-4(lines 236 244) the Hoare annotation is: false [2021-01-06 19:15:04,619 INFO L185 CegarLoopUtils]: At program point L76(lines 1 1000) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-01-06 19:15:04,619 INFO L185 CegarLoopUtils]: At program point L241-5(lines 236 244) the Hoare annotation is: false [2021-01-06 19:15:04,620 INFO L189 CegarLoopUtils]: For program point L737(lines 737 743) no Hoare annotation was computed. [2021-01-06 19:15:04,620 INFO L185 CegarLoopUtils]: At program point L737-1(lines 737 743) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse5))) [2021-01-06 19:15:04,620 INFO L189 CegarLoopUtils]: For program point L178(lines 178 185) no Hoare annotation was computed. [2021-01-06 19:15:04,620 INFO L192 CegarLoopUtils]: At program point L178-1(lines 178 185) the Hoare annotation is: true [2021-01-06 19:15:04,620 INFO L189 CegarLoopUtils]: For program point L46(line 46) no Hoare annotation was computed. [2021-01-06 19:15:04,620 INFO L189 CegarLoopUtils]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-01-06 19:15:04,620 INFO L189 CegarLoopUtils]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-01-06 19:15:04,621 INFO L185 CegarLoopUtils]: At program point L773(lines 726 774) the Hoare annotation is: false [2021-01-06 19:15:04,621 INFO L185 CegarLoopUtils]: At program point L674(lines 669 676) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:15:04,621 INFO L189 CegarLoopUtils]: For program point L972(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,621 INFO L189 CegarLoopUtils]: For program point L972-2(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,621 INFO L189 CegarLoopUtils]: For program point L972-3(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,621 INFO L189 CegarLoopUtils]: For program point L972-5(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,621 INFO L189 CegarLoopUtils]: For program point L972-6(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,621 INFO L189 CegarLoopUtils]: For program point L972-8(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,622 INFO L189 CegarLoopUtils]: For program point L972-9(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,622 INFO L189 CegarLoopUtils]: For program point L972-11(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,622 INFO L189 CegarLoopUtils]: For program point L972-12(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,622 INFO L189 CegarLoopUtils]: For program point L972-14(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,622 INFO L189 CegarLoopUtils]: For program point L972-15(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,622 INFO L189 CegarLoopUtils]: For program point L972-17(lines 972 976) no Hoare annotation was computed. [2021-01-06 19:15:04,622 INFO L189 CegarLoopUtils]: For program point L281(lines 281 287) no Hoare annotation was computed. [2021-01-06 19:15:04,622 INFO L189 CegarLoopUtils]: For program point L281-1(lines 281 287) no Hoare annotation was computed. [2021-01-06 19:15:04,622 INFO L189 CegarLoopUtils]: For program point L281-2(lines 281 287) no Hoare annotation was computed. [2021-01-06 19:15:04,623 INFO L189 CegarLoopUtils]: For program point L281-3(lines 281 287) no Hoare annotation was computed. [2021-01-06 19:15:04,623 INFO L189 CegarLoopUtils]: For program point L281-4(lines 281 287) no Hoare annotation was computed. [2021-01-06 19:15:04,623 INFO L189 CegarLoopUtils]: For program point L281-5(lines 281 287) no Hoare annotation was computed. [2021-01-06 19:15:04,623 INFO L189 CegarLoopUtils]: For program point L216(lines 216 220) no Hoare annotation was computed. [2021-01-06 19:15:04,623 INFO L185 CegarLoopUtils]: At program point L84(lines 79 87) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:15:04,623 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 19:15:04,623 INFO L185 CegarLoopUtils]: At program point L152(lines 148 154) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:15:04,624 INFO L185 CegarLoopUtils]: At program point L978(lines 963 981) the Hoare annotation is: false [2021-01-06 19:15:04,624 INFO L185 CegarLoopUtils]: At program point L978-1(lines 963 981) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-01-06 19:15:04,624 INFO L185 CegarLoopUtils]: At program point L978-2(lines 963 981) the Hoare annotation is: false [2021-01-06 19:15:04,624 INFO L185 CegarLoopUtils]: At program point L978-3(lines 963 981) the Hoare annotation is: false [2021-01-06 19:15:04,624 INFO L185 CegarLoopUtils]: At program point L978-4(lines 963 981) the Hoare annotation is: false [2021-01-06 19:15:04,624 INFO L185 CegarLoopUtils]: At program point L978-5(lines 963 981) the Hoare annotation is: false [2021-01-06 19:15:04,625 INFO L189 CegarLoopUtils]: For program point L747(lines 747 753) no Hoare annotation was computed. [2021-01-06 19:15:04,625 INFO L185 CegarLoopUtils]: At program point L747-1(lines 747 753) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse5))) [2021-01-06 19:15:04,625 INFO L185 CegarLoopUtils]: At program point L286(lines 277 290) the Hoare annotation is: false [2021-01-06 19:15:04,625 INFO L185 CegarLoopUtils]: At program point L286-1(lines 277 290) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-01-06 19:15:04,625 INFO L185 CegarLoopUtils]: At program point L286-2(lines 277 290) the Hoare annotation is: false [2021-01-06 19:15:04,626 INFO L185 CegarLoopUtils]: At program point L286-3(lines 277 290) the Hoare annotation is: false [2021-01-06 19:15:04,626 INFO L192 CegarLoopUtils]: At program point L187(lines 168 190) the Hoare annotation is: true [2021-01-06 19:15:04,626 INFO L185 CegarLoopUtils]: At program point L286-4(lines 277 290) the Hoare annotation is: false [2021-01-06 19:15:04,626 INFO L185 CegarLoopUtils]: At program point L286-5(lines 277 290) the Hoare annotation is: false [2021-01-06 19:15:04,626 INFO L185 CegarLoopUtils]: At program point L914(lines 907 917) the Hoare annotation is: false [2021-01-06 19:15:04,626 INFO L185 CegarLoopUtils]: At program point L914-1(lines 907 917) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:15:04,626 INFO L185 CegarLoopUtils]: At program point L914-2(lines 907 917) the Hoare annotation is: false [2021-01-06 19:15:04,627 INFO L185 CegarLoopUtils]: At program point L914-3(lines 907 917) the Hoare annotation is: false [2021-01-06 19:15:04,627 INFO L185 CegarLoopUtils]: At program point L914-4(lines 907 917) the Hoare annotation is: false [2021-01-06 19:15:04,627 INFO L185 CegarLoopUtils]: At program point L914-5(lines 907 917) the Hoare annotation is: false [2021-01-06 19:15:04,627 INFO L185 CegarLoopUtils]: At program point L684(lines 794 800) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-01-06 19:15:04,627 INFO L185 CegarLoopUtils]: At program point L684-1(lines 794 800) the Hoare annotation is: false [2021-01-06 19:15:04,627 INFO L185 CegarLoopUtils]: At program point L684-2(lines 794 800) the Hoare annotation is: false [2021-01-06 19:15:04,627 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 19:15:04,628 INFO L189 CegarLoopUtils]: For program point L852(lines 852 869) no Hoare annotation was computed. [2021-01-06 19:15:04,628 INFO L189 CegarLoopUtils]: For program point L852-1(lines 852 869) no Hoare annotation was computed. [2021-01-06 19:15:04,628 INFO L189 CegarLoopUtils]: For program point L852-2(lines 852 869) no Hoare annotation was computed. [2021-01-06 19:15:04,628 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 19:15:04,628 INFO L189 CegarLoopUtils]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-01-06 19:15:04,628 INFO L189 CegarLoopUtils]: For program point L889(lines 889 895) no Hoare annotation was computed. [2021-01-06 19:15:04,628 INFO L189 CegarLoopUtils]: For program point L856(lines 856 864) no Hoare annotation was computed. [2021-01-06 19:15:04,629 INFO L189 CegarLoopUtils]: For program point L889-2(lines 889 895) no Hoare annotation was computed. [2021-01-06 19:15:04,629 INFO L189 CegarLoopUtils]: For program point L856-1(lines 856 864) no Hoare annotation was computed. [2021-01-06 19:15:04,629 INFO L189 CegarLoopUtils]: For program point L856-2(lines 856 864) no Hoare annotation was computed. [2021-01-06 19:15:04,629 INFO L189 CegarLoopUtils]: For program point L757(lines 757 768) no Hoare annotation was computed. [2021-01-06 19:15:04,629 INFO L189 CegarLoopUtils]: For program point L889-4(lines 889 895) no Hoare annotation was computed. [2021-01-06 19:15:04,629 INFO L189 CegarLoopUtils]: For program point L889-6(lines 889 895) no Hoare annotation was computed. [2021-01-06 19:15:04,629 INFO L189 CegarLoopUtils]: For program point L889-8(lines 889 895) no Hoare annotation was computed. [2021-01-06 19:15:04,629 INFO L189 CegarLoopUtils]: For program point L889-10(lines 889 895) no Hoare annotation was computed. [2021-01-06 19:15:04,630 INFO L185 CegarLoopUtils]: At program point L923(lines 918 926) the Hoare annotation is: (let ((.cse5 (<= 1 ~pumpRunning~0)) (.cse6 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse5 (<= 1 ~switchedOnBeforeTS~0) .cse6 .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4))) [2021-01-06 19:15:04,630 INFO L185 CegarLoopUtils]: At program point L923-1(lines 918 926) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-01-06 19:15:04,630 INFO L185 CegarLoopUtils]: At program point L923-2(lines 918 926) the Hoare annotation is: false [2021-01-06 19:15:04,630 INFO L185 CegarLoopUtils]: At program point L923-3(lines 918 926) the Hoare annotation is: false [2021-01-06 19:15:04,630 INFO L185 CegarLoopUtils]: At program point L923-4(lines 918 926) the Hoare annotation is: false [2021-01-06 19:15:04,630 INFO L185 CegarLoopUtils]: At program point L923-5(lines 918 926) the Hoare annotation is: false [2021-01-06 19:15:04,631 INFO L185 CegarLoopUtils]: At program point L296(lines 291 299) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:15:04,631 INFO L185 CegarLoopUtils]: At program point L296-1(lines 291 299) the Hoare annotation is: false [2021-01-06 19:15:04,631 INFO L185 CegarLoopUtils]: At program point L296-2(lines 291 299) the Hoare annotation is: false [2021-01-06 19:15:04,631 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 19:15:04,631 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-01-06 19:15:04,631 INFO L189 CegarLoopUtils]: For program point L991(lines 991 995) no Hoare annotation was computed. [2021-01-06 19:15:04,632 INFO L189 CegarLoopUtils]: For program point L991-2(lines 991 995) no Hoare annotation was computed. [2021-01-06 19:15:04,632 INFO L189 CegarLoopUtils]: For program point L991-3(lines 991 995) no Hoare annotation was computed. [2021-01-06 19:15:04,632 INFO L189 CegarLoopUtils]: For program point L826(lines 826 843) no Hoare annotation was computed. [2021-01-06 19:15:04,632 INFO L189 CegarLoopUtils]: For program point L991-5(lines 991 995) no Hoare annotation was computed. [2021-01-06 19:15:04,632 INFO L189 CegarLoopUtils]: For program point L826-1(lines 826 843) no Hoare annotation was computed. [2021-01-06 19:15:04,632 INFO L189 CegarLoopUtils]: For program point L991-6(lines 991 995) no Hoare annotation was computed. [2021-01-06 19:15:04,632 INFO L189 CegarLoopUtils]: For program point L826-2(lines 826 843) no Hoare annotation was computed. [2021-01-06 19:15:04,632 INFO L189 CegarLoopUtils]: For program point L826-3(lines 826 843) no Hoare annotation was computed. [2021-01-06 19:15:04,632 INFO L189 CegarLoopUtils]: For program point L991-8(lines 991 995) no Hoare annotation was computed. [2021-01-06 19:15:04,633 INFO L189 CegarLoopUtils]: For program point L826-4(lines 826 843) no Hoare annotation was computed. [2021-01-06 19:15:04,633 INFO L189 CegarLoopUtils]: For program point L826-5(lines 826 843) no Hoare annotation was computed. [2021-01-06 19:15:04,633 INFO L185 CegarLoopUtils]: At program point L794(lines 790 812) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-01-06 19:15:04,633 INFO L185 CegarLoopUtils]: At program point L794-1(lines 790 812) the Hoare annotation is: false [2021-01-06 19:15:04,633 INFO L189 CegarLoopUtils]: For program point L728(lines 727 772) no Hoare annotation was computed. [2021-01-06 19:15:04,633 INFO L185 CegarLoopUtils]: At program point L794-2(lines 790 812) the Hoare annotation is: false [2021-01-06 19:15:04,634 INFO L189 CegarLoopUtils]: For program point L695(lines 695 712) no Hoare annotation was computed. [2021-01-06 19:15:04,634 INFO L185 CegarLoopUtils]: At program point L695-1(lines 1 1000) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4 2) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2 .cse4 .cse5))) [2021-01-06 19:15:04,634 INFO L189 CegarLoopUtils]: For program point L695-2(lines 695 712) no Hoare annotation was computed. [2021-01-06 19:15:04,634 INFO L185 CegarLoopUtils]: At program point L695-3(lines 1 1000) the Hoare annotation is: false [2021-01-06 19:15:04,634 INFO L189 CegarLoopUtils]: For program point L695-4(lines 695 712) no Hoare annotation was computed. [2021-01-06 19:15:04,634 INFO L185 CegarLoopUtils]: At program point L695-5(lines 1 1000) the Hoare annotation is: false [2021-01-06 19:15:04,634 INFO L185 CegarLoopUtils]: At program point L101-2(lines 101 115) the Hoare annotation is: false [2021-01-06 19:15:04,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 07:15:04 BoogieIcfgContainer [2021-01-06 19:15:04,685 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 19:15:04,686 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 19:15:04,686 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 19:15:04,688 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 19:15:04,689 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:14:56" (3/4) ... [2021-01-06 19:15:04,695 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 19:15:04,733 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-01-06 19:15:04,735 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-01-06 19:15:04,736 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-01-06 19:15:04,738 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-01-06 19:15:04,739 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-01-06 19:15:04,740 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 19:15:04,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 19:15:04,774 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 [2021-01-06 19:15:04,775 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive) && \result == 1 [2021-01-06 19:15:04,775 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive) && \result == 1 [2021-01-06 19:15:04,776 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || ((((((((((1 <= pumpRunning && 1 < tmp) && tmp <= 2) && tmp == 1) && \result == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,776 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,777 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,779 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,780 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,780 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,780 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,783 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((((1 <= pumpRunning && \result <= 2) && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,783 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 [2021-01-06 19:15:04,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,793 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 [2021-01-06 19:15:04,793 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp == 0) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) [2021-01-06 19:15:04,797 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 [2021-01-06 19:15:04,797 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 [2021-01-06 19:15:04,913 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec5_product57.cil.c-witness.graphml [2021-01-06 19:15:04,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 19:15:04,915 INFO L168 Benchmark]: Toolchain (without parser) took 10273.51 ms. Allocated memory was 166.7 MB in the beginning and 263.2 MB in the end (delta: 96.5 MB). Free memory was 140.1 MB in the beginning and 112.0 MB in the end (delta: 28.1 MB). Peak memory consumption was 125.2 MB. Max. memory is 8.0 GB. [2021-01-06 19:15:04,915 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 166.7 MB. Free memory is still 138.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 19:15:04,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.37 ms. Allocated memory is still 166.7 MB. Free memory was 139.7 MB in the beginning and 117.4 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-01-06 19:15:04,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.75 ms. Allocated memory is still 166.7 MB. Free memory was 117.2 MB in the beginning and 113.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 19:15:04,916 INFO L168 Benchmark]: Boogie Preprocessor took 84.33 ms. Allocated memory is still 166.7 MB. Free memory was 113.0 MB in the beginning and 145.1 MB in the end (delta: -32.1 MB). Peak memory consumption was 5.0 MB. Max. memory is 8.0 GB. [2021-01-06 19:15:04,916 INFO L168 Benchmark]: RCFGBuilder took 1318.04 ms. Allocated memory is still 166.7 MB. Free memory was 145.1 MB in the beginning and 75.4 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.2 MB. Max. memory is 8.0 GB. [2021-01-06 19:15:04,917 INFO L168 Benchmark]: TraceAbstraction took 7771.19 ms. Allocated memory was 166.7 MB in the beginning and 263.2 MB in the end (delta: 96.5 MB). Free memory was 74.9 MB in the beginning and 124.6 MB in the end (delta: -49.7 MB). Peak memory consumption was 84.5 MB. Max. memory is 8.0 GB. [2021-01-06 19:15:04,917 INFO L168 Benchmark]: Witness Printer took 227.45 ms. Allocated memory is still 263.2 MB. Free memory was 124.6 MB in the beginning and 112.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-01-06 19:15:04,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 166.7 MB. Free memory is still 138.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 711.37 ms. Allocated memory is still 166.7 MB. Free memory was 139.7 MB in the beginning and 117.4 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 146.75 ms. Allocated memory is still 166.7 MB. Free memory was 117.2 MB in the beginning and 113.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 84.33 ms. Allocated memory is still 166.7 MB. Free memory was 113.0 MB in the beginning and 145.1 MB in the end (delta: -32.1 MB). Peak memory consumption was 5.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1318.04 ms. Allocated memory is still 166.7 MB. Free memory was 145.1 MB in the beginning and 75.4 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7771.19 ms. Allocated memory was 166.7 MB in the beginning and 263.2 MB in the end (delta: 96.5 MB). Free memory was 74.9 MB in the beginning and 124.6 MB in the end (delta: -49.7 MB). Peak memory consumption was 84.5 MB. Max. memory is 8.0 GB. * Witness Printer took 227.45 ms. Allocated memory is still 263.2 MB. Free memory was 124.6 MB in the beginning and 112.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 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: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || ((((((((((1 <= pumpRunning && 1 < tmp) && tmp <= 2) && tmp == 1) && \result == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive) && \result == 1 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: ((((((((!(tmp == 0) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((((1 <= pumpRunning && \result <= 2) && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) || ((((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive) && \result == 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) && waterLevel <= 2) && \result == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 144 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.7s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1136 SDtfs, 1835 SDslu, 1471 SDs, 0 SdLazy, 262 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 479 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 61 PreInvPairs, 155 NumberOfFragments, 856 HoareAnnotationTreeSize, 61 FomulaSimplifications, 61121 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 61 FomulaSimplificationsInter, 8005 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 398 NumberOfCodeBlocks, 398 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 387 ConstructedInterpolants, 0 QuantifiedInterpolants, 35135 SizeOfPredicates, 3 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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...