/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:24:34,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:24:34,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:24:34,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:24:34,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:24:34,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:24:34,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:24:34,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:24:34,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:24:34,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:24:34,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:24:34,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:24:34,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:24:34,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:24:34,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:24:34,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:24:34,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:24:34,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:24:34,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:24:34,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:24:34,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:24:34,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:24:34,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:24:34,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:24:34,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:24:34,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:24:34,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:24:34,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:24:34,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:24:34,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:24:34,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:24:34,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:24:34,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:24:34,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:24:34,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:24:34,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:24:34,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:24:34,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:24:34,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:24:34,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:24:34,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:24:34,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 04:24:34,345 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:24:34,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:24:34,345 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:24:34,345 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:24:34,346 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:24:34,346 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:24:34,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:24:34,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:24:34,346 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:24:34,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:24:34,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:24:34,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:24:34,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:24:34,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:24:34,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:24:34,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:24:34,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:24:34,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:24:34,348 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:24:34,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:24:34,348 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:24:34,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:24:34,351 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:24:34,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:24:34,351 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:24:34,352 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:24:34,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:24:34,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:24:34,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:24:34,610 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:24:34,611 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:24:34,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2023-04-02 04:24:35,614 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:24:35,837 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:24:35,838 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2023-04-02 04:24:35,845 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bab14e7/39401967fe224038bb57b250c21e9bf2/FLAG7632740d5 [2023-04-02 04:24:35,862 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bab14e7/39401967fe224038bb57b250c21e9bf2 [2023-04-02 04:24:35,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:24:35,866 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:24:35,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:24:35,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:24:35,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:24:35,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:24:35" (1/1) ... [2023-04-02 04:24:35,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b4e90a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:35, skipping insertion in model container [2023-04-02 04:24:35,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:24:35" (1/1) ... [2023-04-02 04:24:35,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:24:35,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:24:36,157 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2023-04-02 04:24:36,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:24:36,178 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:24:36,216 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2023-04-02 04:24:36,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:24:36,230 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:24:36,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36 WrapperNode [2023-04-02 04:24:36,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:24:36,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:24:36,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:24:36,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:24:36,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (1/1) ... [2023-04-02 04:24:36,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (1/1) ... [2023-04-02 04:24:36,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (1/1) ... [2023-04-02 04:24:36,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (1/1) ... [2023-04-02 04:24:36,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (1/1) ... [2023-04-02 04:24:36,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (1/1) ... [2023-04-02 04:24:36,298 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (1/1) ... [2023-04-02 04:24:36,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (1/1) ... [2023-04-02 04:24:36,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:24:36,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:24:36,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:24:36,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:24:36,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (1/1) ... [2023-04-02 04:24:36,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:24:36,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:24:36,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 04:24:36,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 04:24:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:24:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:24:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:24:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:24:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2023-04-02 04:24:36,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2023-04-02 04:24:36,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2023-04-02 04:24:36,391 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:24:36,392 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:24:36,392 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:24:36,394 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:24:36,394 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:24:36,395 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:24:36,395 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:24:36,395 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:24:36,395 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-02 04:24:36,395 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-04-02 04:24:36,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:24:36,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:24:36,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:24:36,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:24:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:24:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:24:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:24:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:24:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:24:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:24:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:24:36,396 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:24:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:24:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:24:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:24:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:24:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:24:36,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:24:36,398 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:24:36,398 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:24:36,398 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:24:36,398 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:24:36,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2023-04-02 04:24:36,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2023-04-02 04:24:36,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2023-04-02 04:24:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:24:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:24:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-04-02 04:24:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-02 04:24:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:24:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:24:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:24:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:24:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:24:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:24:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:24:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:24:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:24:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:24:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:24:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:24:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:24:36,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:24:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:24:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:24:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:24:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:24:36,570 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:24:36,573 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:24:37,064 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:24:37,072 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:24:37,072 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:24:37,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:24:37 BoogieIcfgContainer [2023-04-02 04:24:37,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:24:37,079 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:24:37,079 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:24:37,082 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:24:37,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:24:35" (1/3) ... [2023-04-02 04:24:37,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e7d80e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:24:37, skipping insertion in model container [2023-04-02 04:24:37,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:36" (2/3) ... [2023-04-02 04:24:37,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e7d80e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:24:37, skipping insertion in model container [2023-04-02 04:24:37,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:24:37" (3/3) ... [2023-04-02 04:24:37,084 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product04.cil.c [2023-04-02 04:24:37,099 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:24:37,099 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:24:37,147 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:24:37,152 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6d767ddc, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:24:37,153 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:24:37,157 INFO L276 IsEmpty]: Start isEmpty. Operand has 147 states, 78 states have (on average 1.3076923076923077) internal successors, (102), 89 states have internal predecessors, (102), 41 states have call successors, (41), 25 states have call predecessors, (41), 25 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2023-04-02 04:24:37,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-04-02 04:24:37,165 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:24:37,166 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:24:37,167 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:24:37,171 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:24:37,172 INFO L85 PathProgramCache]: Analyzing trace with hash 903222501, now seen corresponding path program 1 times [2023-04-02 04:24:37,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:24:37,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000558108] [2023-04-02 04:24:37,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:24:37,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:24:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:24:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:24:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:24:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:24:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:24:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 04:24:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 04:24:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:24:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:37,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:24:37,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:24:37,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000558108] [2023-04-02 04:24:37,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000558108] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:24:37,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:24:37,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:24:37,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606700758] [2023-04-02 04:24:37,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:24:37,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:24:37,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:24:37,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:24:37,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:24:37,435 INFO L87 Difference]: Start difference. First operand has 147 states, 78 states have (on average 1.3076923076923077) internal successors, (102), 89 states have internal predecessors, (102), 41 states have call successors, (41), 25 states have call predecessors, (41), 25 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:24:37,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:24:37,847 INFO L93 Difference]: Finished difference Result 236 states and 309 transitions. [2023-04-02 04:24:37,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:24:37,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) Word has length 59 [2023-04-02 04:24:37,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:24:37,860 INFO L225 Difference]: With dead ends: 236 [2023-04-02 04:24:37,860 INFO L226 Difference]: Without dead ends: 133 [2023-04-02 04:24:37,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:24:37,867 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 121 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:24:37,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 77 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:24:37,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2023-04-02 04:24:37,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2023-04-02 04:24:37,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 59 states have (on average 1.2372881355932204) internal successors, (73), 67 states have internal predecessors, (73), 26 states have call successors, (26), 23 states have call predecessors, (26), 18 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2023-04-02 04:24:37,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2023-04-02 04:24:37,928 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2023-04-02 04:24:37,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:24:37,928 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2023-04-02 04:24:37,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:24:37,928 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2023-04-02 04:24:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-04-02 04:24:37,930 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:24:37,930 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:24:37,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:24:37,931 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:24:37,931 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:24:37,931 INFO L85 PathProgramCache]: Analyzing trace with hash -261239299, now seen corresponding path program 1 times [2023-04-02 04:24:37,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:24:37,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75077030] [2023-04-02 04:24:37,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:24:37,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:24:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:24:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:24:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:24:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:24:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:24:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 04:24:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-04-02 04:24:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-04-02 04:24:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:24:38,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:24:38,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75077030] [2023-04-02 04:24:38,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75077030] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:24:38,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:24:38,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 04:24:38,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717165789] [2023-04-02 04:24:38,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:24:38,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 04:24:38,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:24:38,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 04:24:38,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:24:38,133 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:24:38,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:24:38,429 INFO L93 Difference]: Finished difference Result 168 states and 207 transitions. [2023-04-02 04:24:38,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 04:24:38,429 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) Word has length 60 [2023-04-02 04:24:38,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:24:38,431 INFO L225 Difference]: With dead ends: 168 [2023-04-02 04:24:38,431 INFO L226 Difference]: Without dead ends: 123 [2023-04-02 04:24:38,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-04-02 04:24:38,432 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 101 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:24:38,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 62 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:24:38,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-04-02 04:24:38,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2023-04-02 04:24:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 61 states have internal predecessors, (66), 23 states have call successors, (23), 22 states have call predecessors, (23), 18 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2023-04-02 04:24:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2023-04-02 04:24:38,448 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2023-04-02 04:24:38,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:24:38,449 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2023-04-02 04:24:38,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-04-02 04:24:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2023-04-02 04:24:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-04-02 04:24:38,450 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:24:38,450 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:24:38,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:24:38,450 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:24:38,451 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:24:38,451 INFO L85 PathProgramCache]: Analyzing trace with hash 658589323, now seen corresponding path program 1 times [2023-04-02 04:24:38,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:24:38,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110617676] [2023-04-02 04:24:38,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:24:38,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:24:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:24:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:24:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:24:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:24:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:24:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:24:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:24:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 04:24:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:38,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:24:38,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:24:38,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110617676] [2023-04-02 04:24:38,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110617676] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:24:38,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:24:38,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:24:38,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248961766] [2023-04-02 04:24:38,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:24:38,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:24:38,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:24:38,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:24:38,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:24:38,696 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 6 states have internal predecessors, (37), 5 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-04-02 04:24:39,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:24:39,468 INFO L93 Difference]: Finished difference Result 326 states and 405 transitions. [2023-04-02 04:24:39,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:24:39,469 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 6 states have internal predecessors, (37), 5 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 65 [2023-04-02 04:24:39,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:24:39,471 INFO L225 Difference]: With dead ends: 326 [2023-04-02 04:24:39,471 INFO L226 Difference]: Without dead ends: 259 [2023-04-02 04:24:39,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-04-02 04:24:39,473 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 357 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 601 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-02 04:24:39,473 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 109 Invalid, 802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 601 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-02 04:24:39,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2023-04-02 04:24:39,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 194. [2023-04-02 04:24:39,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 116 states have (on average 1.3017241379310345) internal successors, (151), 129 states have internal predecessors, (151), 42 states have call successors, (42), 39 states have call predecessors, (42), 35 states have return successors, (39), 38 states have call predecessors, (39), 38 states have call successors, (39) [2023-04-02 04:24:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 232 transitions. [2023-04-02 04:24:39,549 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 232 transitions. Word has length 65 [2023-04-02 04:24:39,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:24:39,552 INFO L495 AbstractCegarLoop]: Abstraction has 194 states and 232 transitions. [2023-04-02 04:24:39,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 6 states have internal predecessors, (37), 5 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-04-02 04:24:39,552 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2023-04-02 04:24:39,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-04-02 04:24:39,559 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:24:39,560 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 04:24:39,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:24:39,560 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:24:39,561 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:24:39,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1847044135, now seen corresponding path program 1 times [2023-04-02 04:24:39,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:24:39,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644308063] [2023-04-02 04:24:39,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:24:39,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:24:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:24:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:24:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:24:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:24:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:24:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:24:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 04:24:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 04:24:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-04-02 04:24:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:39,777 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-02 04:24:39,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:24:39,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644308063] [2023-04-02 04:24:39,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644308063] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:24:39,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:24:39,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 04:24:39,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883149063] [2023-04-02 04:24:39,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:24:39,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 04:24:39,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:24:39,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 04:24:39,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-04-02 04:24:39,779 INFO L87 Difference]: Start difference. First operand 194 states and 232 transitions. Second operand has 8 states, 8 states have (on average 5.0) internal successors, (40), 5 states have internal predecessors, (40), 4 states have call successors, (17), 5 states have call predecessors, (17), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2023-04-02 04:24:40,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:24:40,138 INFO L93 Difference]: Finished difference Result 374 states and 478 transitions. [2023-04-02 04:24:40,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 04:24:40,139 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 5 states have internal predecessors, (40), 4 states have call successors, (17), 5 states have call predecessors, (17), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 68 [2023-04-02 04:24:40,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:24:40,140 INFO L225 Difference]: With dead ends: 374 [2023-04-02 04:24:40,140 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:24:40,143 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2023-04-02 04:24:40,152 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 142 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:24:40,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 67 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:24:40,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:24:40,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:24:40,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-02 04:24:40,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:24:40,156 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2023-04-02 04:24:40,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:24:40,156 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:24:40,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 5 states have internal predecessors, (40), 4 states have call successors, (17), 5 states have call predecessors, (17), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2023-04-02 04:24:40,156 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:24:40,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:24:40,159 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:24:40,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:24:40,161 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:24:40,878 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:24:40,878 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:24:40,878 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:24:40,879 INFO L899 garLoopResultBuilder]: For program point L415(lines 392 416) no Hoare annotation was computed. [2023-04-02 04:24:40,879 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 368 423) no Hoare annotation was computed. [2023-04-02 04:24:40,879 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 403) no Hoare annotation was computed. [2023-04-02 04:24:40,879 INFO L899 garLoopResultBuilder]: For program point L399-1(lines 399 403) no Hoare annotation was computed. [2023-04-02 04:24:40,879 INFO L899 garLoopResultBuilder]: For program point L394(line 394) no Hoare annotation was computed. [2023-04-02 04:24:40,879 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 368 423) no Hoare annotation was computed. [2023-04-02 04:24:40,879 INFO L899 garLoopResultBuilder]: For program point L393-2(lines 393 414) no Hoare annotation was computed. [2023-04-02 04:24:40,881 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 368 423) no Hoare annotation was computed. [2023-04-02 04:24:40,885 INFO L899 garLoopResultBuilder]: For program point L450-2(lines 450 475) no Hoare annotation was computed. [2023-04-02 04:24:40,885 INFO L899 garLoopResultBuilder]: For program point L476(lines 449 477) no Hoare annotation was computed. [2023-04-02 04:24:40,886 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 424 483) no Hoare annotation was computed. [2023-04-02 04:24:40,886 INFO L899 garLoopResultBuilder]: For program point L469(line 469) no Hoare annotation was computed. [2023-04-02 04:24:40,886 INFO L899 garLoopResultBuilder]: For program point L469-1(line 469) no Hoare annotation was computed. [2023-04-02 04:24:40,886 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 424 483) no Hoare annotation was computed. [2023-04-02 04:24:40,887 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 424 483) no Hoare annotation was computed. [2023-04-02 04:24:40,887 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 460) no Hoare annotation was computed. [2023-04-02 04:24:40,887 INFO L899 garLoopResultBuilder]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2023-04-02 04:24:40,887 INFO L899 garLoopResultBuilder]: For program point L451(line 451) no Hoare annotation was computed. [2023-04-02 04:24:40,887 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 896 904) no Hoare annotation was computed. [2023-04-02 04:24:40,887 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 896 904) no Hoare annotation was computed. [2023-04-02 04:24:40,887 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 896 904) the Hoare annotation is: true [2023-04-02 04:24:40,887 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 838 860) no Hoare annotation was computed. [2023-04-02 04:24:40,888 INFO L895 garLoopResultBuilder]: At program point L850(line 850) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:40,888 INFO L895 garLoopResultBuilder]: At program point L850-1(line 850) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:40,888 INFO L899 garLoopResultBuilder]: For program point L848(lines 848 855) no Hoare annotation was computed. [2023-04-02 04:24:40,888 INFO L899 garLoopResultBuilder]: For program point L848-1(lines 848 855) no Hoare annotation was computed. [2023-04-02 04:24:40,888 INFO L899 garLoopResultBuilder]: For program point L846(line 846) no Hoare annotation was computed. [2023-04-02 04:24:40,888 INFO L895 garLoopResultBuilder]: At program point L845(line 845) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:24:40,888 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 838 860) no Hoare annotation was computed. [2023-04-02 04:24:40,888 INFO L895 garLoopResultBuilder]: At program point L844(line 844) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:24:40,888 INFO L895 garLoopResultBuilder]: At program point L844-1(line 844) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:24:40,889 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 838 860) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:24:40,889 INFO L899 garLoopResultBuilder]: For program point L801(line 801) no Hoare annotation was computed. [2023-04-02 04:24:40,889 INFO L899 garLoopResultBuilder]: For program point L800(line 800) no Hoare annotation was computed. [2023-04-02 04:24:40,889 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 793 816) no Hoare annotation was computed. [2023-04-02 04:24:40,889 INFO L899 garLoopResultBuilder]: For program point L799(line 799) no Hoare annotation was computed. [2023-04-02 04:24:40,889 INFO L899 garLoopResultBuilder]: For program point L798(line 798) no Hoare annotation was computed. [2023-04-02 04:24:40,890 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 793 816) no Hoare annotation was computed. [2023-04-02 04:24:40,890 INFO L899 garLoopResultBuilder]: For program point L811(line 811) no Hoare annotation was computed. [2023-04-02 04:24:40,890 INFO L899 garLoopResultBuilder]: For program point L810(line 810) no Hoare annotation was computed. [2023-04-02 04:24:40,892 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 793 816) no Hoare annotation was computed. [2023-04-02 04:24:40,892 INFO L899 garLoopResultBuilder]: For program point L809(line 809) no Hoare annotation was computed. [2023-04-02 04:24:40,892 INFO L899 garLoopResultBuilder]: For program point L808(line 808) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point L807(line 807) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point L806(line 806) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point L805(line 805) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point L804(line 804) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point L803(line 803) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point L802(line 802) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 292 306) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L895 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-02 04:24:40,893 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 292 306) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~systemActive~0)| ~systemActive~0))) [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 302) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point stopSystemFINAL(lines 292 306) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 882 888) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 882 888) the Hoare annotation is: true [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 635 680) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point L655(lines 655 662) no Hoare annotation was computed. [2023-04-02 04:24:40,893 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 635 680) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point L649(lines 649 669) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point L649-1(lines 649 669) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 635 680) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 213 219) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L902 garLoopResultBuilder]: At program point processEnvironmentFINAL(lines 213 219) the Hoare annotation is: true [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 134) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point L120(lines 120 124) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 108 175) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 108 175) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:24:40,894 INFO L895 garLoopResultBuilder]: At program point L168(lines 117 169) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:40,894 INFO L895 garLoopResultBuilder]: At program point L158(line 158) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point L156(lines 156 162) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L895 garLoopResultBuilder]: At program point L156-1(lines 148 163) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point L119(lines 118 167) no Hoare annotation was computed. [2023-04-02 04:24:40,894 INFO L895 garLoopResultBuilder]: At program point L150(line 150) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:40,894 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 163) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L895 garLoopResultBuilder]: At program point L140(line 140) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point L138(lines 138 144) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 138 144) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L895 garLoopResultBuilder]: At program point L165(lines 118 167) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 108 175) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L895 garLoopResultBuilder]: At program point L130(line 130) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point L737(lines 737 745) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 729 751) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 729 751) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 729 751) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point activatePumpFINAL(lines 220 227) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 220 227) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 220 227) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 752 760) the Hoare annotation is: true [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 752 760) no Hoare annotation was computed. [2023-04-02 04:24:40,895 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 752 760) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L899 garLoopResultBuilder]: For program point L193(lines 189 211) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L899 garLoopResultBuilder]: For program point L191(lines 189 211) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 186 212) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L895 garLoopResultBuilder]: At program point L202(line 202) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 0 ~systemActive~0))) [2023-04-02 04:24:40,896 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 186 212) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:24:40,896 INFO L902 garLoopResultBuilder]: At program point L200(lines 200 206) the Hoare annotation is: true [2023-04-02 04:24:40,896 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 186 212) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L895 garLoopResultBuilder]: At program point L195(line 195) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-04-02 04:24:40,896 INFO L902 garLoopResultBuilder]: At program point L769(line 769) the Hoare annotation is: true [2023-04-02 04:24:40,896 INFO L899 garLoopResultBuilder]: For program point L769-1(line 769) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 763 792) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L902 garLoopResultBuilder]: At program point L788(lines 763 792) the Hoare annotation is: true [2023-04-02 04:24:40,896 INFO L899 garLoopResultBuilder]: For program point L784(line 784) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 763 792) the Hoare annotation is: true [2023-04-02 04:24:40,896 INFO L899 garLoopResultBuilder]: For program point L777(lines 777 781) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L902 garLoopResultBuilder]: At program point L777-1(lines 777 781) the Hoare annotation is: true [2023-04-02 04:24:40,896 INFO L899 garLoopResultBuilder]: For program point L774(line 774) no Hoare annotation was computed. [2023-04-02 04:24:40,896 INFO L902 garLoopResultBuilder]: At program point L773-2(lines 773 787) the Hoare annotation is: true [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 720 728) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 720 728) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 720 728) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point L688-1(lines 684 695) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 684 695) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 684 695) the Hoare annotation is: true [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point startSystemEXIT(lines 307 314) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 307 314) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| ~systemActive~0)) [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point startSystemFINAL(lines 307 314) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 696 707) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point L700-1(lines 696 707) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 696 707) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 862 869) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 862 869) the Hoare annotation is: true [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2023-04-02 04:24:40,897 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 862 869) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 889 895) the Hoare annotation is: true [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 889 895) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1EXIT(lines 54 61) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 54 61) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1FINAL(lines 54 61) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2EXIT(lines 62 71) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 62 71) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2FINAL(lines 62 71) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L895 garLoopResultBuilder]: At program point L87(line 87) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 94) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L902 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: true [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point L82-1(line 82) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point L80(lines 80 97) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point L80-1(lines 72 100) no Hoare annotation was computed. [2023-04-02 04:24:40,898 INFO L902 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: true [2023-04-02 04:24:40,898 INFO L899 garLoopResultBuilder]: For program point L78-1(line 78) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__3EXIT(lines 72 100) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 72 100) the Hoare annotation is: true [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 247 255) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 247 255) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 247 255) the Hoare annotation is: true [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point L286(line 286) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point L286-1(line 286) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 283) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point L275-2(lines 275 283) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 256 291) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 256 291) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 271) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 256 291) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 322 367) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 322 367) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 322 367) no Hoare annotation was computed. [2023-04-02 04:24:40,899 INFO L895 garLoopResultBuilder]: At program point L829(line 829) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 824 834) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 824 834) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 824 834) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point L241-1(line 241) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 236 246) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 236 246) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 236 246) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 228 235) the Hoare annotation is: true [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point L609(lines 609 616) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point L603(lines 603 623) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point L603-1(lines 603 623) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 589 634) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 589 634) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 589 634) no Hoare annotation was computed. [2023-04-02 04:24:40,900 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 514) no Hoare annotation was computed. [2023-04-02 04:24:40,901 INFO L899 garLoopResultBuilder]: For program point L574(lines 574 585) no Hoare annotation was computed. [2023-04-02 04:24:40,901 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2023-04-02 04:24:40,904 INFO L899 garLoopResultBuilder]: For program point L535-2(lines 535 555) no Hoare annotation was computed. [2023-04-02 04:24:40,904 INFO L899 garLoopResultBuilder]: For program point L556(lines 534 557) no Hoare annotation was computed. [2023-04-02 04:24:40,904 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 486 588) no Hoare annotation was computed. [2023-04-02 04:24:40,904 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 486 588) no Hoare annotation was computed. [2023-04-02 04:24:40,905 INFO L899 garLoopResultBuilder]: For program point L515(lines 515 531) no Hoare annotation was computed. [2023-04-02 04:24:40,905 INFO L899 garLoopResultBuilder]: For program point L575(lines 575 582) no Hoare annotation was computed. [2023-04-02 04:24:40,905 INFO L899 garLoopResultBuilder]: For program point L536(lines 535 555) no Hoare annotation was computed. [2023-04-02 04:24:40,905 INFO L899 garLoopResultBuilder]: For program point L567(line 567) no Hoare annotation was computed. [2023-04-02 04:24:40,905 INFO L899 garLoopResultBuilder]: For program point L567-1(line 567) no Hoare annotation was computed. [2023-04-02 04:24:40,905 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 573) no Hoare annotation was computed. [2023-04-02 04:24:40,905 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 486 588) no Hoare annotation was computed. [2023-04-02 04:24:40,905 INFO L899 garLoopResultBuilder]: For program point L551(line 551) no Hoare annotation was computed. [2023-04-02 04:24:40,906 INFO L899 garLoopResultBuilder]: For program point L551-1(line 551) no Hoare annotation was computed. [2023-04-02 04:24:40,906 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 872 881) no Hoare annotation was computed. [2023-04-02 04:24:40,906 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 872 881) no Hoare annotation was computed. [2023-04-02 04:24:40,906 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 872 881) no Hoare annotation was computed. [2023-04-02 04:24:40,906 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:24:40,906 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~head~0.base)| ~head~0.base) (= ~head~0.offset |old(~head~0.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-02 04:24:40,906 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:24:40,906 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 708 719) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:24:40,907 INFO L899 garLoopResultBuilder]: For program point L712-1(lines 708 719) no Hoare annotation was computed. [2023-04-02 04:24:40,907 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 708 719) no Hoare annotation was computed. [2023-04-02 04:24:40,907 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:24:40,907 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:24:40,907 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:24:40,907 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 817 823) no Hoare annotation was computed. [2023-04-02 04:24:40,907 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 817 823) the Hoare annotation is: true [2023-04-02 04:24:40,907 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:24:40,907 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-04-02 04:24:40,907 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:24:40,907 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:24:40,910 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-04-02 04:24:40,911 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:24:40,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:24:40 BoogieIcfgContainer [2023-04-02 04:24:40,922 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:24:40,923 INFO L158 Benchmark]: Toolchain (without parser) took 5056.97ms. Allocated memory was 260.0MB in the beginning and 358.6MB in the end (delta: 98.6MB). Free memory was 224.2MB in the beginning and 215.8MB in the end (delta: 8.4MB). Peak memory consumption was 144.7MB. Max. memory is 8.0GB. [2023-04-02 04:24:40,923 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 169.9MB. Free memory is still 122.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:24:40,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.27ms. Allocated memory is still 260.0MB. Free memory was 224.2MB in the beginning and 205.9MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-02 04:24:40,924 INFO L158 Benchmark]: Boogie Preprocessor took 81.56ms. Allocated memory is still 260.0MB. Free memory was 205.9MB in the beginning and 202.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-02 04:24:40,924 INFO L158 Benchmark]: RCFGBuilder took 763.63ms. Allocated memory is still 260.0MB. Free memory was 202.7MB in the beginning and 164.5MB in the end (delta: 38.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-04-02 04:24:40,924 INFO L158 Benchmark]: TraceAbstraction took 3843.52ms. Allocated memory was 260.0MB in the beginning and 358.6MB in the end (delta: 98.6MB). Free memory was 163.9MB in the beginning and 215.8MB in the end (delta: -51.9MB). Peak memory consumption was 84.9MB. Max. memory is 8.0GB. [2023-04-02 04:24:40,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 169.9MB. Free memory is still 122.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 363.27ms. Allocated memory is still 260.0MB. Free memory was 224.2MB in the beginning and 205.9MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 81.56ms. Allocated memory is still 260.0MB. Free memory was 205.9MB in the beginning and 202.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 763.63ms. Allocated memory is still 260.0MB. Free memory was 202.7MB in the beginning and 164.5MB in the end (delta: 38.3MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 3843.52ms. Allocated memory was 260.0MB in the beginning and 358.6MB in the end (delta: 98.6MB). Free memory was 163.9MB in the beginning and 215.8MB in the end (delta: -51.9MB). Peak memory consumption was 84.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 866]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 760 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 721 mSDsluCounter, 315 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 223 mSDsCounter, 428 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1340 IncrementalHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 428 mSolverCounterUnsat, 92 mSDtfsCounter, 1340 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=3, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 122 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 223 PreInvPairs, 263 NumberOfFragments, 474 HoareAnnotationTreeSize, 223 FomulaSimplifications, 3846 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 49 FomulaSimplificationsInter, 1102 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 540 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(\old(systemActive) == 1) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-04-02 04:24:40,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...