/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:00:24,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:00:24,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:00:24,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:00:24,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:00:24,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:00:24,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:00:24,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:00:24,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:00:24,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:00:24,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:00:24,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:00:24,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:00:24,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:00:24,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:00:24,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:00:24,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:00:24,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:00:24,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:00:24,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:00:24,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:00:24,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:00:24,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:00:24,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:00:24,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:00:24,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:00:24,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:00:24,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:00:24,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:00:24,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:00:24,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:00:24,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:00:24,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:00:24,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:00:24,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:00:24,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:00:24,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:00:24,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:00:24,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:00:24,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:00:24,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:00:24,637 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 [2021-02-19 17:00:24,692 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:00:24,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:00:24,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:00:24,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:00:24,698 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:00:24,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:00:24,699 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:00:24,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:00:24,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:00:24,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:00:24,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:00:24,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:00:24,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:00:24,701 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:00:24,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:00:24,702 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:00:24,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:00:24,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:00:24,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:00:24,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:00:24,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:00:24,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:00:24,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:00:24,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:00:24,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:00:24,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:00:24,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:00:24,704 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:00:24,705 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:00:25,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:00:25,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:00:25,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:00:25,195 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:00:25,196 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:00:25,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2021-02-19 17:00:25,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2d9277fe/838f9aa13cce49ac98e5415cfe57c46b/FLAG921241296 [2021-02-19 17:00:25,937 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:00:25,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2021-02-19 17:00:25,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2d9277fe/838f9aa13cce49ac98e5415cfe57c46b/FLAG921241296 [2021-02-19 17:00:26,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2d9277fe/838f9aa13cce49ac98e5415cfe57c46b [2021-02-19 17:00:26,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:00:26,257 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:00:26,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:26,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:00:26,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:00:26,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:26" (1/1) ... [2021-02-19 17:00:26,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@168df3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26, skipping insertion in model container [2021-02-19 17:00:26,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:26" (1/1) ... [2021-02-19 17:00:26,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:00:26,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:00:26,654 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c[14789,14802] [2021-02-19 17:00:26,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:26,694 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:00:26,820 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c[14789,14802] [2021-02-19 17:00:26,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:26,872 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:00:26,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26 WrapperNode [2021-02-19 17:00:26,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:26,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:00:26,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:00:26,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:00:26,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26" (1/1) ... [2021-02-19 17:00:26,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26" (1/1) ... [2021-02-19 17:00:26,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26" (1/1) ... [2021-02-19 17:00:26,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26" (1/1) ... [2021-02-19 17:00:26,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26" (1/1) ... [2021-02-19 17:00:26,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26" (1/1) ... [2021-02-19 17:00:27,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26" (1/1) ... [2021-02-19 17:00:27,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:00:27,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:00:27,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:00:27,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:00:27,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:00:27,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:00:27,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:00:27,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:27,179 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:00:27,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:27,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:27,180 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:00:27,180 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:00:27,181 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:00:27,182 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:00:27,182 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:00:27,182 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:00:27,183 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:00:27,183 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:00:27,184 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:00:27,184 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:00:27,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-19 17:00:27,185 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:00:27,185 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:00:27,185 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:00:27,185 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:00:27,185 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:00:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:00:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:00:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:00:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:00:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:00:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:00:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 17:00:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:00:27,188 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:00:27,188 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:00:27,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:00:27,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:00:27,188 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:00:27,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-19 17:00:27,189 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-19 17:00:27,189 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-19 17:00:27,189 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:00:27,189 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:00:27,189 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:00:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:00:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:00:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:00:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:00:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:00:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:00:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:00:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:00:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:00:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:00:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:00:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:00:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:00:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:00:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:00:27,192 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-19 17:00:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:00:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:00:27,193 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:00:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:00:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:00:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:00:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:00:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:00:27,194 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:00:27,195 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:00:27,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:00:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:00:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:00:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:00:27,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:00:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:27,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:00:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:00:27,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:00:27,199 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:00:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-19 17:00:27,200 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-19 17:00:27,201 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:00:27,201 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:00:27,201 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:00:27,201 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 17:00:27,201 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-19 17:00:27,201 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:00:27,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:00:27,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:00:27,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:00:28,739 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:00:28,740 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:00:28,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:28 BoogieIcfgContainer [2021-02-19 17:00:28,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:00:28,770 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:00:28,771 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:00:28,774 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:00:28,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:00:26" (1/3) ... [2021-02-19 17:00:28,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19ef8595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:28, skipping insertion in model container [2021-02-19 17:00:28,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:26" (2/3) ... [2021-02-19 17:00:28,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19ef8595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:28, skipping insertion in model container [2021-02-19 17:00:28,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:28" (3/3) ... [2021-02-19 17:00:28,778 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20.cil.c [2021-02-19 17:00:28,785 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:00:28,790 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:00:28,824 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:00:28,889 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:00:28,889 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:00:28,889 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:00:28,889 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:00:28,890 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:00:28,890 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:00:28,890 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:00:28,898 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:00:28,942 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2021-02-19 17:00:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-19 17:00:28,959 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:28,960 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:28,961 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:28,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:28,967 INFO L82 PathProgramCache]: Analyzing trace with hash -1341197752, now seen corresponding path program 1 times [2021-02-19 17:00:28,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:28,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981640673] [2021-02-19 17:00:28,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:29,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:29,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:29,449 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:29,449 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,121 WARN L202 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:30,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,180 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,192 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-19 17:00:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:30,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981640673] [2021-02-19 17:00:30,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:30,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:00:30,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403499124] [2021-02-19 17:00:30,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:00:30,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:30,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:00:30,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:30,262 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states. [2021-02-19 17:00:31,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:31,776 INFO L93 Difference]: Finished difference Result 271 states and 357 transitions. [2021-02-19 17:00:31,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:00:31,778 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-19 17:00:31,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:31,793 INFO L225 Difference]: With dead ends: 271 [2021-02-19 17:00:31,794 INFO L226 Difference]: Without dead ends: 153 [2021-02-19 17:00:31,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:31,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2021-02-19 17:00:31,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 119. [2021-02-19 17:00:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2021-02-19 17:00:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2021-02-19 17:00:31,906 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2021-02-19 17:00:31,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:31,907 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2021-02-19 17:00:31,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:00:31,907 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2021-02-19 17:00:31,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-19 17:00:31,911 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:31,911 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:31,911 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:00:31,912 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:31,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:31,913 INFO L82 PathProgramCache]: Analyzing trace with hash -885148578, now seen corresponding path program 1 times [2021-02-19 17:00:31,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:31,913 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041069766] [2021-02-19 17:00:31,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:32,011 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:32,018 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,018 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,386 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:32,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:32,416 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,417 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:32,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,420 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:32,423 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,424 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:32,427 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:32,430 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,431 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:32,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:00:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:32,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:00:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:32,450 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:32,451 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:32,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041069766] [2021-02-19 17:00:32,461 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:32,461 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:00:32,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175975099] [2021-02-19 17:00:32,463 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:00:32,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:32,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:00:32,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:00:32,464 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 5 states. [2021-02-19 17:00:33,095 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:00:34,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:34,026 INFO L93 Difference]: Finished difference Result 206 states and 256 transitions. [2021-02-19 17:00:34,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:00:34,027 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-19 17:00:34,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:34,030 INFO L225 Difference]: With dead ends: 206 [2021-02-19 17:00:34,030 INFO L226 Difference]: Without dead ends: 143 [2021-02-19 17:00:34,032 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 17:00:34,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2021-02-19 17:00:34,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 110. [2021-02-19 17:00:34,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2021-02-19 17:00:34,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2021-02-19 17:00:34,074 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2021-02-19 17:00:34,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:34,075 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2021-02-19 17:00:34,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:00:34,075 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2021-02-19 17:00:34,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-02-19 17:00:34,077 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:34,078 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:34,078 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:00:34,078 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:34,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:34,079 INFO L82 PathProgramCache]: Analyzing trace with hash -658695546, now seen corresponding path program 1 times [2021-02-19 17:00:34,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:34,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794988230] [2021-02-19 17:00:34,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,167 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:34,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,172 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:34,172 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:34,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:34,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,184 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:34,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,192 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:34,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:34,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,194 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:34,597 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:34,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,633 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,634 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:00:34,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,640 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,640 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:34,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,644 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,645 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:34,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,666 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-19 17:00:34,668 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-19 17:00:34,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,687 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,687 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:34,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:34,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:34,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-19 17:00:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:34,710 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:34,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:34,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:34,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794988230] [2021-02-19 17:00:34,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:34,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:34,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019850142] [2021-02-19 17:00:34,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:34,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:34,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:34,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:34,729 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 9 states. [2021-02-19 17:00:35,299 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:35,814 WARN L202 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:36,251 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:36,668 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:37,711 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:00:39,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:39,581 INFO L93 Difference]: Finished difference Result 378 states and 478 transitions. [2021-02-19 17:00:39,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 17:00:39,582 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2021-02-19 17:00:39,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:39,588 INFO L225 Difference]: With dead ends: 378 [2021-02-19 17:00:39,588 INFO L226 Difference]: Without dead ends: 296 [2021-02-19 17:00:39,590 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2021-02-19 17:00:39,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-02-19 17:00:39,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 231. [2021-02-19 17:00:39,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2021-02-19 17:00:39,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 280 transitions. [2021-02-19 17:00:39,676 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 280 transitions. Word has length 57 [2021-02-19 17:00:39,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:39,677 INFO L480 AbstractCegarLoop]: Abstraction has 231 states and 280 transitions. [2021-02-19 17:00:39,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 280 transitions. [2021-02-19 17:00:39,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-02-19 17:00:39,679 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:39,680 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:39,680 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:00:39,680 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:39,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:39,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1698284549, now seen corresponding path program 1 times [2021-02-19 17:00:39,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:39,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370507861] [2021-02-19 17:00:39,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:39,751 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,751 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,756 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,757 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,758 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,763 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:39,768 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:39,768 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,106 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:40,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,144 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,145 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,148 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,148 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,151 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,152 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:00:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-02-19 17:00:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-19 17:00:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:40,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370507861] [2021-02-19 17:00:40,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:40,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:40,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803834667] [2021-02-19 17:00:40,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:40,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:40,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:40,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:40,238 INFO L87 Difference]: Start difference. First operand 231 states and 280 transitions. Second operand 9 states. [2021-02-19 17:00:40,839 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:42,270 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:42,752 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:43,172 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:43,539 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:44,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:44,884 INFO L93 Difference]: Finished difference Result 742 states and 996 transitions. [2021-02-19 17:00:44,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 17:00:44,886 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2021-02-19 17:00:44,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:44,892 INFO L225 Difference]: With dead ends: 742 [2021-02-19 17:00:44,893 INFO L226 Difference]: Without dead ends: 539 [2021-02-19 17:00:44,896 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-02-19 17:00:44,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2021-02-19 17:00:45,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 410. [2021-02-19 17:00:45,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2021-02-19 17:00:45,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 500 transitions. [2021-02-19 17:00:45,069 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 500 transitions. Word has length 62 [2021-02-19 17:00:45,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:45,069 INFO L480 AbstractCegarLoop]: Abstraction has 410 states and 500 transitions. [2021-02-19 17:00:45,070 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 500 transitions. [2021-02-19 17:00:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-02-19 17:00:45,072 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:45,073 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:45,073 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:00:45,073 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:45,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:45,074 INFO L82 PathProgramCache]: Analyzing trace with hash -740817897, now seen corresponding path program 1 times [2021-02-19 17:00:45,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:45,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349089709] [2021-02-19 17:00:45,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,136 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,136 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,139 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,140 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,142 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,143 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,143 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,144 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,144 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,145 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,149 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,149 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,157 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,158 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,511 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:45,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,554 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,555 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,567 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-19 17:00:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,584 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-02-19 17:00:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,602 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-19 17:00:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,605 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:45,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-02-19 17:00:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:45,609 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:45,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:45,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349089709] [2021-02-19 17:00:45,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:45,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-19 17:00:45,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057021444] [2021-02-19 17:00:45,634 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-19 17:00:45,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:45,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-19 17:00:45,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-19 17:00:45,635 INFO L87 Difference]: Start difference. First operand 410 states and 500 transitions. Second operand 10 states. [2021-02-19 17:00:46,241 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:47,674 WARN L202 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:48,147 WARN L202 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:48,586 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:49,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:49,396 INFO L93 Difference]: Finished difference Result 811 states and 1101 transitions. [2021-02-19 17:00:49,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 17:00:49,398 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2021-02-19 17:00:49,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:49,398 INFO L225 Difference]: With dead ends: 811 [2021-02-19 17:00:49,398 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:00:49,401 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2021-02-19 17:00:49,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:00:49,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:00:49,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:00:49,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:00:49,402 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2021-02-19 17:00:49,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:49,402 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:00:49,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-19 17:00:49,403 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:00:49,403 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:00:49,403 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-19 17:00:49,405 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:00:49,586 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 212 [2021-02-19 17:00:54,892 WARN L202 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2021-02-19 17:00:55,168 WARN L202 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:55,772 WARN L202 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2021-02-19 17:00:56,083 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:56,367 WARN L202 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2021-02-19 17:00:56,944 WARN L202 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2021-02-19 17:00:57,236 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:57,599 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:58,105 WARN L202 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2021-02-19 17:00:58,407 WARN L202 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-19 17:00:58,984 WARN L202 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 8 [2021-02-19 17:00:59,493 WARN L202 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2021-02-19 17:01:00,072 WARN L202 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2021-02-19 17:01:00,388 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:01:00,703 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:01:01,220 WARN L202 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2021-02-19 17:01:01,522 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:01:01,818 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-19 17:01:02,120 WARN L202 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:01:02,707 WARN L202 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2021-02-19 17:01:02,982 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2021-02-19 17:01:03,543 WARN L202 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2021-02-19 17:01:04,152 WARN L202 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 11 [2021-02-19 17:01:04,689 WARN L202 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2021-02-19 17:01:04,980 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:01:05,004 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:01:05,004 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:01:05,004 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:01:05,005 INFO L189 CegarLoopUtils]: For program point L416(lines 393 417) no Hoare annotation was computed. [2021-02-19 17:01:05,005 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 369 424) no Hoare annotation was computed. [2021-02-19 17:01:05,005 INFO L189 CegarLoopUtils]: For program point L400(lines 400 404) no Hoare annotation was computed. [2021-02-19 17:01:05,005 INFO L189 CegarLoopUtils]: For program point L400-1(lines 400 404) no Hoare annotation was computed. [2021-02-19 17:01:05,005 INFO L189 CegarLoopUtils]: For program point L395(line 395) no Hoare annotation was computed. [2021-02-19 17:01:05,005 INFO L189 CegarLoopUtils]: For program point L394-2(lines 394 415) no Hoare annotation was computed. [2021-02-19 17:01:05,005 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 369 424) no Hoare annotation was computed. [2021-02-19 17:01:05,005 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 369 424) no Hoare annotation was computed. [2021-02-19 17:01:05,006 INFO L189 CegarLoopUtils]: For program point L451-2(lines 451 476) no Hoare annotation was computed. [2021-02-19 17:01:05,006 INFO L189 CegarLoopUtils]: For program point L477(lines 450 478) no Hoare annotation was computed. [2021-02-19 17:01:05,006 INFO L189 CegarLoopUtils]: For program point L470(line 470) no Hoare annotation was computed. [2021-02-19 17:01:05,006 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 425 484) no Hoare annotation was computed. [2021-02-19 17:01:05,006 INFO L189 CegarLoopUtils]: For program point L470-1(line 470) no Hoare annotation was computed. [2021-02-19 17:01:05,006 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 425 484) no Hoare annotation was computed. [2021-02-19 17:01:05,006 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 425 484) no Hoare annotation was computed. [2021-02-19 17:01:05,006 INFO L189 CegarLoopUtils]: For program point L457(lines 457 461) no Hoare annotation was computed. [2021-02-19 17:01:05,006 INFO L189 CegarLoopUtils]: For program point L457-1(lines 457 461) no Hoare annotation was computed. [2021-02-19 17:01:05,007 INFO L189 CegarLoopUtils]: For program point L452(line 452) no Hoare annotation was computed. [2021-02-19 17:01:05,007 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 105 111) the Hoare annotation is: true [2021-02-19 17:01:05,007 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 105 111) no Hoare annotation was computed. [2021-02-19 17:01:05,007 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 112 120) no Hoare annotation was computed. [2021-02-19 17:01:05,007 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 112 120) the Hoare annotation is: true [2021-02-19 17:01:05,007 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 112 120) no Hoare annotation was computed. [2021-02-19 17:01:05,008 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 293 315) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:05,008 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 293 315) no Hoare annotation was computed. [2021-02-19 17:01:05,008 INFO L185 CegarLoopUtils]: At program point L305(line 305) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:01:05,008 INFO L185 CegarLoopUtils]: At program point L305-1(line 305) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:01:05,008 INFO L189 CegarLoopUtils]: For program point L303(lines 303 310) no Hoare annotation was computed. [2021-02-19 17:01:05,008 INFO L189 CegarLoopUtils]: For program point L303-1(lines 303 310) no Hoare annotation was computed. [2021-02-19 17:01:05,008 INFO L189 CegarLoopUtils]: For program point L301(line 301) no Hoare annotation was computed. [2021-02-19 17:01:05,009 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 293 315) no Hoare annotation was computed. [2021-02-19 17:01:05,009 INFO L185 CegarLoopUtils]: At program point L300(line 300) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:05,009 INFO L185 CegarLoopUtils]: At program point L299(line 299) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:05,009 INFO L185 CegarLoopUtils]: At program point L299-1(line 299) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:05,009 INFO L189 CegarLoopUtils]: For program point L257(line 257) no Hoare annotation was computed. [2021-02-19 17:01:05,009 INFO L189 CegarLoopUtils]: For program point L256(line 256) no Hoare annotation was computed. [2021-02-19 17:01:05,010 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 250 273) no Hoare annotation was computed. [2021-02-19 17:01:05,010 INFO L189 CegarLoopUtils]: For program point L255(line 255) no Hoare annotation was computed. [2021-02-19 17:01:05,010 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 250 273) no Hoare annotation was computed. [2021-02-19 17:01:05,010 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 250 273) no Hoare annotation was computed. [2021-02-19 17:01:05,010 INFO L189 CegarLoopUtils]: For program point L268(line 268) no Hoare annotation was computed. [2021-02-19 17:01:05,010 INFO L189 CegarLoopUtils]: For program point L267(line 267) no Hoare annotation was computed. [2021-02-19 17:01:05,010 INFO L189 CegarLoopUtils]: For program point L266(line 266) no Hoare annotation was computed. [2021-02-19 17:01:05,010 INFO L189 CegarLoopUtils]: For program point L265(line 265) no Hoare annotation was computed. [2021-02-19 17:01:05,010 INFO L189 CegarLoopUtils]: For program point L264(line 264) no Hoare annotation was computed. [2021-02-19 17:01:05,011 INFO L189 CegarLoopUtils]: For program point L263(line 263) no Hoare annotation was computed. [2021-02-19 17:01:05,011 INFO L189 CegarLoopUtils]: For program point L262(line 262) no Hoare annotation was computed. [2021-02-19 17:01:05,011 INFO L189 CegarLoopUtils]: For program point L261(line 261) no Hoare annotation was computed. [2021-02-19 17:01:05,011 INFO L189 CegarLoopUtils]: For program point L260(line 260) no Hoare annotation was computed. [2021-02-19 17:01:05,011 INFO L189 CegarLoopUtils]: For program point L259(line 259) no Hoare annotation was computed. [2021-02-19 17:01:05,011 INFO L189 CegarLoopUtils]: For program point L258(line 258) no Hoare annotation was computed. [2021-02-19 17:01:05,011 INFO L189 CegarLoopUtils]: For program point stopSystemEXIT(lines 916 930) no Hoare annotation was computed. [2021-02-19 17:01:05,011 INFO L185 CegarLoopUtils]: At program point L922(line 922) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 17:01:05,011 INFO L189 CegarLoopUtils]: For program point L920(lines 920 926) no Hoare annotation was computed. [2021-02-19 17:01:05,012 INFO L185 CegarLoopUtils]: At program point stopSystemENTRY(lines 916 930) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2021-02-19 17:01:05,012 INFO L189 CegarLoopUtils]: For program point stopSystemFINAL(lines 916 930) no Hoare annotation was computed. [2021-02-19 17:01:05,012 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 852 860) no Hoare annotation was computed. [2021-02-19 17:01:05,012 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 852 860) the Hoare annotation is: true [2021-02-19 17:01:05,012 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 852 860) no Hoare annotation was computed. [2021-02-19 17:01:05,012 INFO L189 CegarLoopUtils]: For program point L906(lines 906 910) no Hoare annotation was computed. [2021-02-19 17:01:05,012 INFO L192 CegarLoopUtils]: At program point isLowWaterLevelENTRY(lines 897 915) the Hoare annotation is: true [2021-02-19 17:01:05,013 INFO L192 CegarLoopUtils]: At program point L904(line 904) the Hoare annotation is: true [2021-02-19 17:01:05,013 INFO L189 CegarLoopUtils]: For program point L906-2(lines 906 910) no Hoare annotation was computed. [2021-02-19 17:01:05,013 INFO L189 CegarLoopUtils]: For program point L904-1(line 904) no Hoare annotation was computed. [2021-02-19 17:01:05,013 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelEXIT(lines 897 915) no Hoare annotation was computed. [2021-02-19 17:01:05,013 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelFINAL(lines 897 915) no Hoare annotation was computed. [2021-02-19 17:01:05,013 INFO L189 CegarLoopUtils]: For program point L891(line 891) no Hoare annotation was computed. [2021-02-19 17:01:05,013 INFO L189 CegarLoopUtils]: For program point L891-1(line 891) no Hoare annotation was computed. [2021-02-19 17:01:05,013 INFO L189 CegarLoopUtils]: For program point L880(lines 880 888) no Hoare annotation was computed. [2021-02-19 17:01:05,013 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 861 896) no Hoare annotation was computed. [2021-02-19 17:01:05,014 INFO L189 CegarLoopUtils]: For program point L880-2(lines 880 888) no Hoare annotation was computed. [2021-02-19 17:01:05,014 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 861 896) no Hoare annotation was computed. [2021-02-19 17:01:05,014 INFO L189 CegarLoopUtils]: For program point L868(lines 868 876) no Hoare annotation was computed. [2021-02-19 17:01:05,014 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 861 896) no Hoare annotation was computed. [2021-02-19 17:01:05,014 INFO L189 CegarLoopUtils]: For program point L868-2(lines 868 876) no Hoare annotation was computed. [2021-02-19 17:01:05,014 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 98 104) no Hoare annotation was computed. [2021-02-19 17:01:05,014 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 98 104) the Hoare annotation is: true [2021-02-19 17:01:05,014 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 323 368) no Hoare annotation was computed. [2021-02-19 17:01:05,015 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 323 368) no Hoare annotation was computed. [2021-02-19 17:01:05,015 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 323 368) no Hoare annotation was computed. [2021-02-19 17:01:05,015 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 636 681) no Hoare annotation was computed. [2021-02-19 17:01:05,015 INFO L189 CegarLoopUtils]: For program point L656(lines 656 663) no Hoare annotation was computed. [2021-02-19 17:01:05,015 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 636 681) no Hoare annotation was computed. [2021-02-19 17:01:05,015 INFO L189 CegarLoopUtils]: For program point L650(lines 650 670) no Hoare annotation was computed. [2021-02-19 17:01:05,015 INFO L189 CegarLoopUtils]: For program point L650-1(lines 650 670) no Hoare annotation was computed. [2021-02-19 17:01:05,015 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 636 681) no Hoare annotation was computed. [2021-02-19 17:01:05,016 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 282 292) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:05,016 INFO L185 CegarLoopUtils]: At program point L287(line 287) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:05,016 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 282 292) no Hoare annotation was computed. [2021-02-19 17:01:05,016 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 282 292) no Hoare annotation was computed. [2021-02-19 17:01:05,016 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmENTRY(lines 841 851) no Hoare annotation was computed. [2021-02-19 17:01:05,016 INFO L189 CegarLoopUtils]: For program point L846(line 846) no Hoare annotation was computed. [2021-02-19 17:01:05,016 INFO L189 CegarLoopUtils]: For program point L846-1(line 846) no Hoare annotation was computed. [2021-02-19 17:01:05,016 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 841 851) no Hoare annotation was computed. [2021-02-19 17:01:05,017 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 841 851) no Hoare annotation was computed. [2021-02-19 17:01:05,017 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 833 840) the Hoare annotation is: true [2021-02-19 17:01:05,017 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 833 840) no Hoare annotation was computed. [2021-02-19 17:01:05,017 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 833 840) no Hoare annotation was computed. [2021-02-19 17:01:05,017 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 800 824) no Hoare annotation was computed. [2021-02-19 17:01:05,017 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 800 824) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:05,017 INFO L185 CegarLoopUtils]: At program point L819(line 819) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:05,017 INFO L189 CegarLoopUtils]: For program point L819-1(lines 800 824) no Hoare annotation was computed. [2021-02-19 17:01:05,018 INFO L185 CegarLoopUtils]: At program point L814(line 814) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:05,018 INFO L185 CegarLoopUtils]: At program point L810(line 810) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:05,018 INFO L189 CegarLoopUtils]: For program point L808(lines 808 816) no Hoare annotation was computed. [2021-02-19 17:01:05,018 INFO L185 CegarLoopUtils]: At program point L806(line 806) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:05,018 INFO L189 CegarLoopUtils]: For program point L806-1(line 806) no Hoare annotation was computed. [2021-02-19 17:01:05,018 INFO L189 CegarLoopUtils]: For program point L804(lines 804 821) no Hoare annotation was computed. [2021-02-19 17:01:05,018 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 792 798) no Hoare annotation was computed. [2021-02-19 17:01:05,018 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 792 798) the Hoare annotation is: true [2021-02-19 17:01:05,019 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 694 761) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:05,019 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 694 761) no Hoare annotation was computed. [2021-02-19 17:01:05,019 INFO L185 CegarLoopUtils]: At program point L754(lines 703 755) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:01:05,019 INFO L185 CegarLoopUtils]: At program point L744(line 744) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:05,019 INFO L189 CegarLoopUtils]: For program point L742(lines 742 748) no Hoare annotation was computed. [2021-02-19 17:01:05,019 INFO L185 CegarLoopUtils]: At program point L742-1(lines 734 749) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:05,019 INFO L189 CegarLoopUtils]: For program point L705(lines 704 753) no Hoare annotation was computed. [2021-02-19 17:01:05,020 INFO L185 CegarLoopUtils]: At program point L736(line 736) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:05,020 INFO L189 CegarLoopUtils]: For program point L734(lines 734 749) no Hoare annotation was computed. [2021-02-19 17:01:05,020 INFO L185 CegarLoopUtils]: At program point L726(line 726) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:05,020 INFO L189 CegarLoopUtils]: For program point L724(lines 724 730) no Hoare annotation was computed. [2021-02-19 17:01:05,020 INFO L189 CegarLoopUtils]: For program point L724-1(lines 724 730) no Hoare annotation was computed. [2021-02-19 17:01:05,020 INFO L185 CegarLoopUtils]: At program point L751(lines 704 753) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:05,020 INFO L185 CegarLoopUtils]: At program point L716(line 716) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:01:05,020 INFO L189 CegarLoopUtils]: For program point L714(lines 714 720) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point L714-1(lines 714 720) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 694 761) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point L706(lines 706 710) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point L604(lines 604 624) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point L604-1(lines 604 624) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 590 635) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 590 635) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 590 635) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point L610(lines 610 617) no Hoare annotation was computed. [2021-02-19 17:01:05,021 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryFINAL(lines 207 215) no Hoare annotation was computed. [2021-02-19 17:01:05,022 INFO L192 CegarLoopUtils]: At program point isLowWaterSensorDryENTRY(lines 207 215) the Hoare annotation is: true [2021-02-19 17:01:05,022 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryEXIT(lines 207 215) no Hoare annotation was computed. [2021-02-19 17:01:05,022 INFO L185 CegarLoopUtils]: At program point L64(line 64) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2021-02-19 17:01:05,022 INFO L189 CegarLoopUtils]: For program point L64-1(line 64) no Hoare annotation was computed. [2021-02-19 17:01:05,022 INFO L189 CegarLoopUtils]: For program point L62(lines 62 79) no Hoare annotation was computed. [2021-02-19 17:01:05,022 INFO L189 CegarLoopUtils]: For program point L62-1(lines 54 82) no Hoare annotation was computed. [2021-02-19 17:01:05,022 INFO L185 CegarLoopUtils]: At program point L60(line 60) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:01:05,023 INFO L189 CegarLoopUtils]: For program point L60-1(line 60) no Hoare annotation was computed. [2021-02-19 17:01:05,023 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 54 82) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:01:05,023 INFO L185 CegarLoopUtils]: At program point L69(line 69) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2021-02-19 17:01:05,023 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 54 82) no Hoare annotation was computed. [2021-02-19 17:01:05,023 INFO L189 CegarLoopUtils]: For program point L67(lines 67 73) no Hoare annotation was computed. [2021-02-19 17:01:05,023 INFO L189 CegarLoopUtils]: For program point L66(lines 66 76) no Hoare annotation was computed. [2021-02-19 17:01:05,023 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 46 53) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:01:05,023 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 46 53) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 46 53) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 175 197) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point L183(lines 183 191) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 175 197) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point L183-2(lines 183 191) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 175 197) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 88 97) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 88 97) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 88 97) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point L576(lines 576 583) no Hoare annotation was computed. [2021-02-19 17:01:05,024 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 487 589) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point L537(lines 536 556) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point L568(line 568) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point L568-1(line 568) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point L533(lines 533 574) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point L552(line 552) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point L552-1(line 552) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 487 589) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point L511(lines 511 515) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point L575(lines 575 586) no Hoare annotation was computed. [2021-02-19 17:01:05,025 INFO L189 CegarLoopUtils]: For program point L538(lines 538 542) no Hoare annotation was computed. [2021-02-19 17:01:05,026 INFO L189 CegarLoopUtils]: For program point L536-2(lines 536 556) no Hoare annotation was computed. [2021-02-19 17:01:05,026 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 487 589) no Hoare annotation was computed. [2021-02-19 17:01:05,026 INFO L189 CegarLoopUtils]: For program point L557(lines 535 558) no Hoare annotation was computed. [2021-02-19 17:01:05,026 INFO L189 CegarLoopUtils]: For program point L516(lines 516 532) no Hoare annotation was computed. [2021-02-19 17:01:05,026 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:01:05,027 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:01:05,027 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:01:05,027 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 825 832) no Hoare annotation was computed. [2021-02-19 17:01:05,027 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 825 832) no Hoare annotation was computed. [2021-02-19 17:01:05,027 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 825 832) no Hoare annotation was computed. [2021-02-19 17:01:05,027 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 198 206) no Hoare annotation was computed. [2021-02-19 17:01:05,027 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 198 206) no Hoare annotation was computed. [2021-02-19 17:01:05,027 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 198 206) no Hoare annotation was computed. [2021-02-19 17:01:05,028 INFO L189 CegarLoopUtils]: For program point L158-1(lines 154 165) no Hoare annotation was computed. [2021-02-19 17:01:05,028 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 154 165) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:01:05,028 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 154 165) no Hoare annotation was computed. [2021-02-19 17:01:05,028 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:01:05,028 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:01:05,028 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:01:05,028 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 166 174) the Hoare annotation is: true [2021-02-19 17:01:05,029 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 166 174) no Hoare annotation was computed. [2021-02-19 17:01:05,029 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 166 174) no Hoare annotation was computed. [2021-02-19 17:01:05,029 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 768 791) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:05,029 INFO L185 CegarLoopUtils]: At program point L781(line 781) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:05,029 INFO L185 CegarLoopUtils]: At program point L779(lines 779 785) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:01:05,029 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 768 791) no Hoare annotation was computed. [2021-02-19 17:01:05,029 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 768 791) no Hoare annotation was computed. [2021-02-19 17:01:05,030 INFO L185 CegarLoopUtils]: At program point L774(line 774) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 17:01:05,030 INFO L189 CegarLoopUtils]: For program point L772(lines 771 790) no Hoare annotation was computed. [2021-02-19 17:01:05,030 INFO L192 CegarLoopUtils]: At program point L225(line 225) the Hoare annotation is: true [2021-02-19 17:01:05,030 INFO L189 CegarLoopUtils]: For program point L225-1(line 225) no Hoare annotation was computed. [2021-02-19 17:01:05,030 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 219 248) no Hoare annotation was computed. [2021-02-19 17:01:05,030 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 219 248) the Hoare annotation is: true [2021-02-19 17:01:05,030 INFO L192 CegarLoopUtils]: At program point L244(lines 219 248) the Hoare annotation is: true [2021-02-19 17:01:05,030 INFO L189 CegarLoopUtils]: For program point L240(line 240) no Hoare annotation was computed. [2021-02-19 17:01:05,031 INFO L189 CegarLoopUtils]: For program point L233(lines 233 237) no Hoare annotation was computed. [2021-02-19 17:01:05,031 INFO L192 CegarLoopUtils]: At program point L233-1(lines 233 237) the Hoare annotation is: true [2021-02-19 17:01:05,031 INFO L189 CegarLoopUtils]: For program point L230(line 230) no Hoare annotation was computed. [2021-02-19 17:01:05,031 INFO L192 CegarLoopUtils]: At program point L229-2(lines 229 243) the Hoare annotation is: true [2021-02-19 17:01:05,031 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 130 141) the Hoare annotation is: true [2021-02-19 17:01:05,031 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 130 141) no Hoare annotation was computed. [2021-02-19 17:01:05,031 INFO L189 CegarLoopUtils]: For program point L134-1(lines 130 141) no Hoare annotation was computed. [2021-02-19 17:01:05,031 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 274 280) no Hoare annotation was computed. [2021-02-19 17:01:05,031 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 274 280) the Hoare annotation is: true [2021-02-19 17:01:05,032 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:01:05,032 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-02-19 17:01:05,032 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:01:05,032 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:01:05,032 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 931 938) no Hoare annotation was computed. [2021-02-19 17:01:05,032 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 931 938) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2021-02-19 17:01:05,032 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 931 938) no Hoare annotation was computed. [2021-02-19 17:01:05,032 INFO L189 CegarLoopUtils]: For program point L146-1(lines 142 153) no Hoare annotation was computed. [2021-02-19 17:01:05,033 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 142 153) no Hoare annotation was computed. [2021-02-19 17:01:05,033 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 142 153) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2021-02-19 17:01:05,033 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 683 690) no Hoare annotation was computed. [2021-02-19 17:01:05,033 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 687) no Hoare annotation was computed. [2021-02-19 17:01:05,033 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 683 690) the Hoare annotation is: true [2021-02-19 17:01:05,033 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 683 690) no Hoare annotation was computed. [2021-02-19 17:01:05,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:01:05 BoogieIcfgContainer [2021-02-19 17:01:05,052 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:01:05,053 INFO L168 Benchmark]: Toolchain (without parser) took 38807.97 ms. Allocated memory was 157.3 MB in the beginning and 451.9 MB in the end (delta: 294.6 MB). Free memory was 131.6 MB in the beginning and 255.6 MB in the end (delta: -124.0 MB). Peak memory consumption was 275.6 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:05,054 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 157.3 MB. Free memory is still 131.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:01:05,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.35 ms. Allocated memory is still 157.3 MB. Free memory was 130.6 MB in the beginning and 109.9 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:05,055 INFO L168 Benchmark]: Boogie Preprocessor took 137.11 ms. Allocated memory is still 157.3 MB. Free memory was 109.9 MB in the beginning and 138.5 MB in the end (delta: -28.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:05,055 INFO L168 Benchmark]: RCFGBuilder took 1730.32 ms. Allocated memory is still 157.3 MB. Free memory was 138.5 MB in the beginning and 51.0 MB in the end (delta: 87.6 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:05,056 INFO L168 Benchmark]: TraceAbstraction took 36281.62 ms. Allocated memory was 157.3 MB in the beginning and 451.9 MB in the end (delta: 294.6 MB). Free memory was 136.5 MB in the beginning and 255.6 MB in the end (delta: -119.0 MB). Peak memory consumption was 279.4 MB. Max. memory is 8.0 GB. [2021-02-19 17:01:05,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 157.3 MB. Free memory is still 131.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 615.35 ms. Allocated memory is still 157.3 MB. Free memory was 130.6 MB in the beginning and 109.9 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 137.11 ms. Allocated memory is still 157.3 MB. Free memory was 109.9 MB in the beginning and 138.5 MB in the end (delta: -28.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1730.32 ms. Allocated memory is still 157.3 MB. Free memory was 138.5 MB in the beginning and 51.0 MB in the end (delta: 87.6 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 36281.62 ms. Allocated memory was 157.3 MB in the beginning and 451.9 MB in the end (delta: 294.6 MB). Free memory was 136.5 MB in the beginning and 255.6 MB in the end (delta: -119.0 MB). Peak memory consumption was 279.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 687]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 232 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 16.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 513 SDtfs, 966 SDslu, 592 SDs, 0 SdLazy, 2553 SolverSat, 713 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 8.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=410occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 261 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 538 PreInvPairs, 665 NumberOfFragments, 821 HoareAnnotationTreeSize, 538 FomulaSimplifications, 357170 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 56 FomulaSimplificationsInter, 19246 FormulaSimplificationTreeSizeReductionInter, 10.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 89137 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...