/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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:00:07,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:00:07,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:00:07,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:00:07,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:00:07,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:00:07,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:00:07,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:00:07,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:00:07,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:00:07,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:00:07,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:00:07,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:00:07,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:00:07,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:00:07,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:00:07,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:00:07,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:00:07,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:00:07,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:00:07,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:00:07,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:00:07,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:00:07,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:00:07,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:00:07,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:00:07,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:00:07,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:00:07,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:00:07,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:00:07,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:00:07,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:00:07,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:00:07,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:00:07,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:00:07,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:00:07,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:00:07,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:00:07,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:00:07,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:00:07,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:00:07,625 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 17:00:07,652 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:00:07,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:00:07,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:00:07,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:00:07,654 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:00:07,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:00:07,655 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:00:07,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:00:07,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:00:07,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:00:07,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:00:07,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:00:07,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:00:07,657 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:00:07,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:00:07,658 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:00:07,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:00:07,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:00:07,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:00:07,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:00:07,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:00:07,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:00:07,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:00:07,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:00:07,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:00:07,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:00:07,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:00:07,661 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:00:07,661 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:00:08,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:00:08,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:00:08,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:00:08,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:00:08,047 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:00:08,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2021-02-19 17:00:08,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d42a2fa7/b3e97765dd5c4c2f9c07ae695b440ffe/FLAGd61930960 [2021-02-19 17:00:08,773 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:00:08,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2021-02-19 17:00:08,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d42a2fa7/b3e97765dd5c4c2f9c07ae695b440ffe/FLAGd61930960 [2021-02-19 17:00:09,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d42a2fa7/b3e97765dd5c4c2f9c07ae695b440ffe [2021-02-19 17:00:09,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:00:09,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:00:09,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:09,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:00:09,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:00:09,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8518af0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09, skipping insertion in model container [2021-02-19 17:00:09,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:00:09,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:00:09,418 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_product14.cil.c[2483,2496] [2021-02-19 17:00:09,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:09,585 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:00:09,626 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_product14.cil.c[2483,2496] [2021-02-19 17:00:09,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:09,725 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:00:09,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09 WrapperNode [2021-02-19 17:00:09,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:09,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:00:09,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:00:09,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:00:09,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (1/1) ... [2021-02-19 17:00:09,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:00:09,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:00:09,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:00:09,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:00:09,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (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 17:00:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:00:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:00:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:00:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:00:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:00:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:00:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:00:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:00:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:00:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:00:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:00:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:00:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:00:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:00:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:00:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:00:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:00:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:00:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:00:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:00:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:00:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:00:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:00:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:00:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-02-19 17:00:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:00:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2021-02-19 17:00:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:00:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:00:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:00:09,967 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:00:09,967 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:00:09,967 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-19 17:00:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:00:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:00:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:00:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:00:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:00:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:00:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:00:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:00:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:00:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:00:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:00:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:00:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:00:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:00:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:00:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:00:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:00:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:00:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:00:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:00:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:00:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:00:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:00:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:00:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:00:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:00:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:00:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:00:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:00:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:00:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:00:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:00:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:00:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:00:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:00:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:00:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:00:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-19 17:00:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:00:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:00:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:00:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-02-19 17:00:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:00:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2021-02-19 17:00:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:00:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:00:09,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:00:11,541 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:00:11,541 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:00:11,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:11 BoogieIcfgContainer [2021-02-19 17:00:11,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:00:11,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:00:11,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:00:11,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:00:11,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:00:09" (1/3) ... [2021-02-19 17:00:11,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f21d85a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:11, skipping insertion in model container [2021-02-19 17:00:11,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:09" (2/3) ... [2021-02-19 17:00:11,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f21d85a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:11, skipping insertion in model container [2021-02-19 17:00:11,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:11" (3/3) ... [2021-02-19 17:00:11,559 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product14.cil.c [2021-02-19 17:00:11,566 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:00:11,572 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:00:11,592 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:00:11,628 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:00:11,629 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:00:11,629 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:00:11,629 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:00:11,630 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:00:11,630 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:00:11,631 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:00:11,632 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:00:11,660 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2021-02-19 17:00:11,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-19 17:00:11,676 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:11,677 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 17:00:11,678 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:11,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:11,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1506060854, now seen corresponding path program 1 times [2021-02-19 17:00:11,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:11,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354784942] [2021-02-19 17:00:11,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,507 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:12,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,561 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,586 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-19 17:00:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:12,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:12,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:12,617 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 17:00:12,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354784942] [2021-02-19 17:00:12,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:12,619 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:00:12,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986519476] [2021-02-19 17:00:12,624 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:00:12,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:12,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:00:12,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:12,641 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2021-02-19 17:00:13,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:13,701 INFO L93 Difference]: Finished difference Result 246 states and 326 transitions. [2021-02-19 17:00:13,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:00:13,703 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-19 17:00:13,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:13,716 INFO L225 Difference]: With dead ends: 246 [2021-02-19 17:00:13,716 INFO L226 Difference]: Without dead ends: 139 [2021-02-19 17:00:13,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:13,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2021-02-19 17:00:13,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108. [2021-02-19 17:00:13,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2021-02-19 17:00:13,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2021-02-19 17:00:13,814 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 51 [2021-02-19 17:00:13,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:13,815 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2021-02-19 17:00:13,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:00:13,815 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2021-02-19 17:00:13,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-19 17:00:13,820 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:13,820 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 17:00:13,820 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:00:13,820 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:13,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:13,821 INFO L82 PathProgramCache]: Analyzing trace with hash 2113366256, now seen corresponding path program 1 times [2021-02-19 17:00:13,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:13,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698614247] [2021-02-19 17:00:13,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:13,976 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:13,977 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,978 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:13,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:13,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:14,331 WARN L202 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:14,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:14,359 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:14,360 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:14,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:14,365 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:14,365 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:14,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:14,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:14,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:14,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:14,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:14,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:14,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:14,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:14,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:14,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:14,391 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:14,392 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:14,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:00:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:14,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:14,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:14,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:00:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:14,398 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:14,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:14,413 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 17:00:14,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698614247] [2021-02-19 17:00:14,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:14,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:00:14,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578537000] [2021-02-19 17:00:14,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:00:14,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:14,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:00:14,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:00:14,417 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 5 states. [2021-02-19 17:00:15,076 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:00:15,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:15,914 INFO L93 Difference]: Finished difference Result 187 states and 233 transitions. [2021-02-19 17:00:15,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:00:15,915 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-19 17:00:15,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:15,918 INFO L225 Difference]: With dead ends: 187 [2021-02-19 17:00:15,918 INFO L226 Difference]: Without dead ends: 129 [2021-02-19 17:00:15,919 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 17:00:15,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-02-19 17:00:15,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2021-02-19 17:00:15,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2021-02-19 17:00:15,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2021-02-19 17:00:15,967 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 52 [2021-02-19 17:00:15,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:15,967 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2021-02-19 17:00:15,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:00:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2021-02-19 17:00:15,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-02-19 17:00:15,970 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:15,970 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 17:00:15,970 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:00:15,970 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:15,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:15,971 INFO L82 PathProgramCache]: Analyzing trace with hash -2025363191, now seen corresponding path program 1 times [2021-02-19 17:00:15,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:15,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665267189] [2021-02-19 17:00:15,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:16,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:16,055 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:16,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:16,061 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:16,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:16,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:16,075 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:16,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,077 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:16,376 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:16,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:16,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,414 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:00:16,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:16,419 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,420 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:16,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:16,423 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,423 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:16,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:16,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:16,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:16,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:16,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:16,457 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,457 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:16,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:16,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,460 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:16,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-19 17:00:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:16,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:16,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:16,475 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 17:00:16,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665267189] [2021-02-19 17:00:16,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:16,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:16,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215115743] [2021-02-19 17:00:16,476 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:16,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:16,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:16,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:16,477 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 9 states. [2021-02-19 17:00:16,987 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:17,384 WARN L202 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:17,774 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:18,137 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:19,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:19,239 INFO L93 Difference]: Finished difference Result 200 states and 252 transitions. [2021-02-19 17:00:19,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:00:19,240 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2021-02-19 17:00:19,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:19,242 INFO L225 Difference]: With dead ends: 200 [2021-02-19 17:00:19,242 INFO L226 Difference]: Without dead ends: 129 [2021-02-19 17:00:19,243 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-19 17:00:19,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-02-19 17:00:19,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2021-02-19 17:00:19,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2021-02-19 17:00:19,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2021-02-19 17:00:19,298 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 57 [2021-02-19 17:00:19,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:19,298 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2021-02-19 17:00:19,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:19,298 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2021-02-19 17:00:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-02-19 17:00:19,300 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:19,300 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] [2021-02-19 17:00:19,300 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:00:19,300 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:19,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:19,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1594181997, now seen corresponding path program 1 times [2021-02-19 17:00:19,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:19,302 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111318681] [2021-02-19 17:00:19,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,370 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,376 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,387 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,706 WARN L202 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:19,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,745 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,746 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,749 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,764 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-02-19 17:00:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,778 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,779 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:00:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,781 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,781 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:00:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,786 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:19,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-19 17:00:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:19,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:19,799 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:19,810 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 17:00:19,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111318681] [2021-02-19 17:00:19,810 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:19,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:19,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306441813] [2021-02-19 17:00:19,811 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:19,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:19,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:19,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:19,812 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 9 states. [2021-02-19 17:00:20,297 WARN L202 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:21,389 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:21,840 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:22,603 WARN L202 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:22,948 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:23,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:23,756 INFO L93 Difference]: Finished difference Result 309 states and 415 transitions. [2021-02-19 17:00:23,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 17:00:23,757 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2021-02-19 17:00:23,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:23,761 INFO L225 Difference]: With dead ends: 309 [2021-02-19 17:00:23,761 INFO L226 Difference]: Without dead ends: 238 [2021-02-19 17:00:23,763 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-02-19 17:00:23,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-02-19 17:00:23,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 160. [2021-02-19 17:00:23,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-02-19 17:00:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 186 transitions. [2021-02-19 17:00:23,818 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 186 transitions. Word has length 65 [2021-02-19 17:00:23,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:23,818 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 186 transitions. [2021-02-19 17:00:23,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:23,818 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions. [2021-02-19 17:00:23,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-02-19 17:00:23,820 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:23,821 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, 1, 1, 1] [2021-02-19 17:00:23,821 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:00:23,821 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:23,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:23,822 INFO L82 PathProgramCache]: Analyzing trace with hash 593700433, now seen corresponding path program 1 times [2021-02-19 17:00:23,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:23,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059709032] [2021-02-19 17:00:23,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:23,899 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,900 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,909 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:23,928 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:23,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,262 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:24,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:24,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,297 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,300 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,300 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,306 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,307 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,319 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,320 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-19 17:00:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,333 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,334 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 17:00:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,348 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,349 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,350 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,351 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:24,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:00:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,354 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,359 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-02-19 17:00:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,362 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-02-19 17:00:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:24,391 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 17:00:24,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059709032] [2021-02-19 17:00:24,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:24,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-19 17:00:24,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274837976] [2021-02-19 17:00:24,393 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-19 17:00:24,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:24,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-19 17:00:24,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-19 17:00:24,394 INFO L87 Difference]: Start difference. First operand 160 states and 186 transitions. Second operand 10 states. [2021-02-19 17:00:25,042 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:26,102 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:26,475 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:26,867 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:27,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:27,219 INFO L93 Difference]: Finished difference Result 299 states and 380 transitions. [2021-02-19 17:00:27,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 17:00:27,220 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2021-02-19 17:00:27,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:27,221 INFO L225 Difference]: With dead ends: 299 [2021-02-19 17:00:27,221 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:00:27,224 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-02-19 17:00:27,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:00:27,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:00:27,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:00:27,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:00:27,225 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2021-02-19 17:00:27,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:27,225 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:00:27,225 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-19 17:00:27,225 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:00:27,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:00:27,226 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-19 17:00:27,228 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:00:27,543 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 212 [2021-02-19 17:00:28,244 WARN L202 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2021-02-19 17:00:30,234 WARN L202 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-19 17:00:30,473 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:30,711 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:31,243 WARN L202 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:31,494 WARN L202 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2021-02-19 17:00:32,009 WARN L202 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2021-02-19 17:00:32,217 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 19 [2021-02-19 17:00:32,506 WARN L202 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:33,090 WARN L202 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:33,674 WARN L202 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2021-02-19 17:00:34,171 WARN L202 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:34,466 WARN L202 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:00:34,757 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:00:35,195 WARN L202 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:35,737 WARN L202 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:35,900 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 19 [2021-02-19 17:00:36,174 WARN L202 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:36,683 WARN L202 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-19 17:00:36,951 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 17:00:37,212 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-19 17:00:37,486 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:37,766 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:37,997 WARN L202 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 17:00:38,270 WARN L202 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:38,465 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 19 [2021-02-19 17:00:38,987 WARN L202 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:38,992 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:00:38,992 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:00:38,992 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:00:38,992 INFO L189 CegarLoopUtils]: For program point L415(lines 392 416) no Hoare annotation was computed. [2021-02-19 17:00:38,992 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 368 423) no Hoare annotation was computed. [2021-02-19 17:00:38,992 INFO L189 CegarLoopUtils]: For program point L399(lines 399 403) no Hoare annotation was computed. [2021-02-19 17:00:38,992 INFO L189 CegarLoopUtils]: For program point L399-1(lines 399 403) no Hoare annotation was computed. [2021-02-19 17:00:38,993 INFO L189 CegarLoopUtils]: For program point L394(line 394) no Hoare annotation was computed. [2021-02-19 17:00:38,993 INFO L189 CegarLoopUtils]: For program point L393-2(lines 393 414) no Hoare annotation was computed. [2021-02-19 17:00:38,993 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 368 423) no Hoare annotation was computed. [2021-02-19 17:00:38,993 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 368 423) no Hoare annotation was computed. [2021-02-19 17:00:38,993 INFO L189 CegarLoopUtils]: For program point L450-2(lines 450 475) no Hoare annotation was computed. [2021-02-19 17:00:38,993 INFO L189 CegarLoopUtils]: For program point L476(lines 449 477) no Hoare annotation was computed. [2021-02-19 17:00:38,994 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 424 483) no Hoare annotation was computed. [2021-02-19 17:00:38,994 INFO L189 CegarLoopUtils]: For program point L469(line 469) no Hoare annotation was computed. [2021-02-19 17:00:38,994 INFO L189 CegarLoopUtils]: For program point L469-1(line 469) no Hoare annotation was computed. [2021-02-19 17:00:38,994 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 424 483) no Hoare annotation was computed. [2021-02-19 17:00:38,994 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 424 483) no Hoare annotation was computed. [2021-02-19 17:00:38,994 INFO L189 CegarLoopUtils]: For program point L456(lines 456 460) no Hoare annotation was computed. [2021-02-19 17:00:38,994 INFO L189 CegarLoopUtils]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2021-02-19 17:00:38,994 INFO L189 CegarLoopUtils]: For program point L451(line 451) no Hoare annotation was computed. [2021-02-19 17:00:38,995 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 158 164) the Hoare annotation is: true [2021-02-19 17:00:38,995 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 158 164) no Hoare annotation was computed. [2021-02-19 17:00:38,995 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 165 173) no Hoare annotation was computed. [2021-02-19 17:00:38,995 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 165 173) the Hoare annotation is: true [2021-02-19 17:00:38,995 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 165 173) no Hoare annotation was computed. [2021-02-19 17:00:38,995 INFO L185 CegarLoopUtils]: At program point L258-1(line 258) 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 17:00:38,995 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 252 274) 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 17:00:38,996 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 252 274) no Hoare annotation was computed. [2021-02-19 17:00:38,996 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 252 274) no Hoare annotation was computed. [2021-02-19 17:00:38,996 INFO L185 CegarLoopUtils]: At program point L264(line 264) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,996 INFO L185 CegarLoopUtils]: At program point L264-1(line 264) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:38,996 INFO L189 CegarLoopUtils]: For program point L262(lines 262 269) no Hoare annotation was computed. [2021-02-19 17:00:38,996 INFO L189 CegarLoopUtils]: For program point L262-1(lines 262 269) no Hoare annotation was computed. [2021-02-19 17:00:38,996 INFO L189 CegarLoopUtils]: For program point L260(line 260) no Hoare annotation was computed. [2021-02-19 17:00:38,996 INFO L185 CegarLoopUtils]: At program point L259(line 259) 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 17:00:38,997 INFO L185 CegarLoopUtils]: At program point L258(line 258) 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 17:00:38,997 INFO L189 CegarLoopUtils]: For program point L225(line 225) no Hoare annotation was computed. [2021-02-19 17:00:38,997 INFO L189 CegarLoopUtils]: For program point L224(line 224) no Hoare annotation was computed. [2021-02-19 17:00:38,997 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 208 231) no Hoare annotation was computed. [2021-02-19 17:00:38,997 INFO L189 CegarLoopUtils]: For program point L223(line 223) no Hoare annotation was computed. [2021-02-19 17:00:38,997 INFO L189 CegarLoopUtils]: For program point L222(line 222) no Hoare annotation was computed. [2021-02-19 17:00:38,997 INFO L189 CegarLoopUtils]: For program point L221(line 221) no Hoare annotation was computed. [2021-02-19 17:00:38,997 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 208 231) no Hoare annotation was computed. [2021-02-19 17:00:38,997 INFO L189 CegarLoopUtils]: For program point L220(line 220) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 208 231) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point L219(line 219) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point L218(line 218) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point L217(line 217) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point L216(line 216) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point L215(line 215) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point L214(line 214) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point L213(line 213) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point L226(line 226) no Hoare annotation was computed. [2021-02-19 17:00:38,998 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 779 785) no Hoare annotation was computed. [2021-02-19 17:00:38,999 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 779 785) the Hoare annotation is: true [2021-02-19 17:00:38,999 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__baseEXIT(lines 812 819) no Hoare annotation was computed. [2021-02-19 17:00:38,999 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__baseENTRY(lines 812 819) no Hoare annotation was computed. [2021-02-19 17:00:38,999 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__baseFINAL(lines 812 819) no Hoare annotation was computed. [2021-02-19 17:00:38,999 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 856 864) no Hoare annotation was computed. [2021-02-19 17:00:38,999 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 856 864) the Hoare annotation is: true [2021-02-19 17:00:38,999 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 856 864) no Hoare annotation was computed. [2021-02-19 17:00:38,999 INFO L189 CegarLoopUtils]: For program point L895(line 895) no Hoare annotation was computed. [2021-02-19 17:00:38,999 INFO L189 CegarLoopUtils]: For program point L895-1(line 895) no Hoare annotation was computed. [2021-02-19 17:00:38,999 INFO L189 CegarLoopUtils]: For program point L884(lines 884 892) no Hoare annotation was computed. [2021-02-19 17:00:39,000 INFO L189 CegarLoopUtils]: For program point L884-2(lines 884 892) no Hoare annotation was computed. [2021-02-19 17:00:39,000 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 865 900) no Hoare annotation was computed. [2021-02-19 17:00:39,000 INFO L189 CegarLoopUtils]: For program point L872(lines 872 880) no Hoare annotation was computed. [2021-02-19 17:00:39,000 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 865 900) no Hoare annotation was computed. [2021-02-19 17:00:39,000 INFO L189 CegarLoopUtils]: For program point L872-2(lines 872 880) no Hoare annotation was computed. [2021-02-19 17:00:39,000 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 865 900) no Hoare annotation was computed. [2021-02-19 17:00:39,000 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 151 157) no Hoare annotation was computed. [2021-02-19 17:00:39,000 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 151 157) the Hoare annotation is: true [2021-02-19 17:00:39,000 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 322 367) no Hoare annotation was computed. [2021-02-19 17:00:39,000 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 322 367) no Hoare annotation was computed. [2021-02-19 17:00:39,001 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 322 367) no Hoare annotation was computed. [2021-02-19 17:00:39,001 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 635 680) no Hoare annotation was computed. [2021-02-19 17:00:39,001 INFO L189 CegarLoopUtils]: For program point L655(lines 655 662) no Hoare annotation was computed. [2021-02-19 17:00:39,001 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 635 680) no Hoare annotation was computed. [2021-02-19 17:00:39,001 INFO L189 CegarLoopUtils]: For program point L649(lines 649 669) no Hoare annotation was computed. [2021-02-19 17:00:39,001 INFO L189 CegarLoopUtils]: For program point L649-1(lines 649 669) no Hoare annotation was computed. [2021-02-19 17:00:39,001 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 635 680) no Hoare annotation was computed. [2021-02-19 17:00:39,001 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 241 251) 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 17:00:39,001 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 241 251) no Hoare annotation was computed. [2021-02-19 17:00:39,002 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 241 251) no Hoare annotation was computed. [2021-02-19 17:00:39,002 INFO L185 CegarLoopUtils]: At program point L246(line 246) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-19 17:00:39,002 INFO L189 CegarLoopUtils]: For program point L850-1(line 850) no Hoare annotation was computed. [2021-02-19 17:00:39,002 INFO L192 CegarLoopUtils]: At program point isMethaneAlarmENTRY(lines 845 855) the Hoare annotation is: true [2021-02-19 17:00:39,002 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 845 855) no Hoare annotation was computed. [2021-02-19 17:00:39,002 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 845 855) no Hoare annotation was computed. [2021-02-19 17:00:39,002 INFO L192 CegarLoopUtils]: At program point L850(line 850) the Hoare annotation is: true [2021-02-19 17:00:39,002 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 837 844) the Hoare annotation is: true [2021-02-19 17:00:39,002 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 837 844) no Hoare annotation was computed. [2021-02-19 17:00:39,003 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 837 844) no Hoare annotation was computed. [2021-02-19 17:00:39,003 INFO L185 CegarLoopUtils]: At program point L801(line 801) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:39,003 INFO L185 CegarLoopUtils]: At program point L797(line 797) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:39,003 INFO L189 CegarLoopUtils]: For program point L795(lines 795 803) no Hoare annotation was computed. [2021-02-19 17:00:39,003 INFO L185 CegarLoopUtils]: At program point L793(line 793) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:39,003 INFO L189 CegarLoopUtils]: For program point L793-1(line 793) no Hoare annotation was computed. [2021-02-19 17:00:39,003 INFO L189 CegarLoopUtils]: For program point L791(lines 791 808) no Hoare annotation was computed. [2021-02-19 17:00:39,003 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 787 811) no Hoare annotation was computed. [2021-02-19 17:00:39,003 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 787 811) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:39,004 INFO L185 CegarLoopUtils]: At program point L806(line 806) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:39,004 INFO L189 CegarLoopUtils]: For program point L806-1(lines 787 811) no Hoare annotation was computed. [2021-02-19 17:00:39,004 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 683 748) 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 17:00:39,004 INFO L189 CegarLoopUtils]: For program point L731(lines 731 735) no Hoare annotation was computed. [2021-02-19 17:00:39,004 INFO L185 CegarLoopUtils]: At program point L731-2(lines 723 736) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:39,004 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 683 748) no Hoare annotation was computed. [2021-02-19 17:00:39,004 INFO L189 CegarLoopUtils]: For program point L694(lines 693 740) no Hoare annotation was computed. [2021-02-19 17:00:39,005 INFO L185 CegarLoopUtils]: At program point L725(line 725) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:39,005 INFO L189 CegarLoopUtils]: For program point L723(lines 723 736) no Hoare annotation was computed. [2021-02-19 17:00:39,005 INFO L185 CegarLoopUtils]: At program point L715(line 715) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:39,005 INFO L189 CegarLoopUtils]: For program point L713(lines 713 719) no Hoare annotation was computed. [2021-02-19 17:00:39,005 INFO L189 CegarLoopUtils]: For program point L713-1(lines 713 719) no Hoare annotation was computed. [2021-02-19 17:00:39,005 INFO L185 CegarLoopUtils]: At program point L738(lines 693 740) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:39,005 INFO L185 CegarLoopUtils]: At program point L705(line 705) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:39,005 INFO L189 CegarLoopUtils]: For program point L703(lines 703 709) no Hoare annotation was computed. [2021-02-19 17:00:39,006 INFO L189 CegarLoopUtils]: For program point L703-1(lines 703 709) no Hoare annotation was computed. [2021-02-19 17:00:39,006 INFO L189 CegarLoopUtils]: For program point L695(lines 695 699) no Hoare annotation was computed. [2021-02-19 17:00:39,006 INFO L185 CegarLoopUtils]: At program point L741(lines 692 742) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:39,006 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 683 748) no Hoare annotation was computed. [2021-02-19 17:00:39,006 INFO L189 CegarLoopUtils]: For program point L609(lines 609 616) no Hoare annotation was computed. [2021-02-19 17:00:39,006 INFO L189 CegarLoopUtils]: For program point L603(lines 603 623) no Hoare annotation was computed. [2021-02-19 17:00:39,006 INFO L189 CegarLoopUtils]: For program point L603-1(lines 603 623) no Hoare annotation was computed. [2021-02-19 17:00:39,006 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 589 634) no Hoare annotation was computed. [2021-02-19 17:00:39,006 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 589 634) no Hoare annotation was computed. [2021-02-19 17:00:39,006 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 589 634) no Hoare annotation was computed. [2021-02-19 17:00:39,007 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 286 314) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:39,007 INFO L185 CegarLoopUtils]: At program point L301(line 301) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:39,007 INFO L189 CegarLoopUtils]: For program point L299(lines 299 305) no Hoare annotation was computed. [2021-02-19 17:00:39,007 INFO L189 CegarLoopUtils]: For program point L298(lines 298 308) no Hoare annotation was computed. [2021-02-19 17:00:39,007 INFO L185 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2021-02-19 17:00:39,007 INFO L189 CegarLoopUtils]: For program point L296-1(line 296) no Hoare annotation was computed. [2021-02-19 17:00:39,007 INFO L189 CegarLoopUtils]: For program point L294(lines 294 311) no Hoare annotation was computed. [2021-02-19 17:00:39,007 INFO L189 CegarLoopUtils]: For program point L294-1(lines 286 314) no Hoare annotation was computed. [2021-02-19 17:00:39,007 INFO L185 CegarLoopUtils]: At program point L292(line 292) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:39,008 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 286 314) no Hoare annotation was computed. [2021-02-19 17:00:39,008 INFO L189 CegarLoopUtils]: For program point L292-1(line 292) no Hoare annotation was computed. [2021-02-19 17:00:39,008 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2021-02-19 17:00:39,008 INFO L189 CegarLoopUtils]: For program point L103(lines 103 111) no Hoare annotation was computed. [2021-02-19 17:00:39,008 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2021-02-19 17:00:39,008 INFO L189 CegarLoopUtils]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2021-02-19 17:00:39,008 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2021-02-19 17:00:39,008 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 278 285) 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 17:00:39,008 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 278 285) no Hoare annotation was computed. [2021-02-19 17:00:39,008 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 278 285) no Hoare annotation was computed. [2021-02-19 17:00:39,008 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 141 150) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 141 150) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 141 150) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 486 588) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point L510(lines 510 514) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point L574(lines 574 585) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point L537(lines 537 541) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point L535-2(lines 535 555) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point L556(lines 534 557) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 486 588) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point L515(lines 515 531) no Hoare annotation was computed. [2021-02-19 17:00:39,009 INFO L189 CegarLoopUtils]: For program point L575(lines 575 582) no Hoare annotation was computed. [2021-02-19 17:00:39,010 INFO L189 CegarLoopUtils]: For program point L536(lines 535 555) no Hoare annotation was computed. [2021-02-19 17:00:39,010 INFO L189 CegarLoopUtils]: For program point L567(line 567) no Hoare annotation was computed. [2021-02-19 17:00:39,010 INFO L189 CegarLoopUtils]: For program point L567-1(line 567) no Hoare annotation was computed. [2021-02-19 17:00:39,010 INFO L189 CegarLoopUtils]: For program point L532(lines 532 573) no Hoare annotation was computed. [2021-02-19 17:00:39,010 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 486 588) no Hoare annotation was computed. [2021-02-19 17:00:39,010 INFO L189 CegarLoopUtils]: For program point L551(line 551) no Hoare annotation was computed. [2021-02-19 17:00:39,010 INFO L189 CegarLoopUtils]: For program point L551-1(line 551) no Hoare annotation was computed. [2021-02-19 17:00:39,010 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:39,011 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.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~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.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~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#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~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#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~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:00:39,011 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:39,011 INFO L189 CegarLoopUtils]: For program point L831(line 831) no Hoare annotation was computed. [2021-02-19 17:00:39,011 INFO L189 CegarLoopUtils]: For program point L831-1(lines 820 836) no Hoare annotation was computed. [2021-02-19 17:00:39,011 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 820 836) no Hoare annotation was computed. [2021-02-19 17:00:39,011 INFO L189 CegarLoopUtils]: For program point L827(lines 827 833) no Hoare annotation was computed. [2021-02-19 17:00:39,011 INFO L189 CegarLoopUtils]: For program point L825(line 825) no Hoare annotation was computed. [2021-02-19 17:00:39,011 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 820 836) no Hoare annotation was computed. [2021-02-19 17:00:39,012 INFO L189 CegarLoopUtils]: For program point L825-1(line 825) no Hoare annotation was computed. [2021-02-19 17:00:39,012 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 118 126) no Hoare annotation was computed. [2021-02-19 17:00:39,012 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2021-02-19 17:00:39,012 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2021-02-19 17:00:39,012 INFO L189 CegarLoopUtils]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2021-02-19 17:00:39,012 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:00:39,012 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2021-02-19 17:00:39,012 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:39,012 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:00:39,012 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:39,013 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2021-02-19 17:00:39,013 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2021-02-19 17:00:39,013 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2021-02-19 17:00:39,013 INFO L185 CegarLoopUtils]: At program point L768(line 768) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:39,013 INFO L185 CegarLoopUtils]: At program point L766(lines 766 772) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:39,013 INFO L185 CegarLoopUtils]: At program point L761(line 761) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:39,013 INFO L189 CegarLoopUtils]: For program point L759(lines 758 777) no Hoare annotation was computed. [2021-02-19 17:00:39,013 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 755 778) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:39,013 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 755 778) no Hoare annotation was computed. [2021-02-19 17:00:39,014 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 755 778) no Hoare annotation was computed. [2021-02-19 17:00:39,014 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 177 206) no Hoare annotation was computed. [2021-02-19 17:00:39,014 INFO L189 CegarLoopUtils]: For program point L191(lines 191 195) no Hoare annotation was computed. [2021-02-19 17:00:39,014 INFO L192 CegarLoopUtils]: At program point L191-1(lines 191 195) the Hoare annotation is: true [2021-02-19 17:00:39,014 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 177 206) the Hoare annotation is: true [2021-02-19 17:00:39,014 INFO L189 CegarLoopUtils]: For program point L188(line 188) no Hoare annotation was computed. [2021-02-19 17:00:39,014 INFO L192 CegarLoopUtils]: At program point L187-2(lines 187 201) the Hoare annotation is: true [2021-02-19 17:00:39,014 INFO L192 CegarLoopUtils]: At program point L183(line 183) the Hoare annotation is: true [2021-02-19 17:00:39,014 INFO L189 CegarLoopUtils]: For program point L183-1(line 183) no Hoare annotation was computed. [2021-02-19 17:00:39,014 INFO L192 CegarLoopUtils]: At program point L202(lines 177 206) the Hoare annotation is: true [2021-02-19 17:00:39,014 INFO L189 CegarLoopUtils]: For program point L198(line 198) no Hoare annotation was computed. [2021-02-19 17:00:39,015 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2021-02-19 17:00:39,015 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2021-02-19 17:00:39,015 INFO L189 CegarLoopUtils]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2021-02-19 17:00:39,015 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 232 238) no Hoare annotation was computed. [2021-02-19 17:00:39,015 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 232 238) the Hoare annotation is: true [2021-02-19 17:00:39,015 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:39,015 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 17:00:39,015 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:00:39,016 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:39,016 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 901 908) no Hoare annotation was computed. [2021-02-19 17:00:39,016 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 901 908) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2021-02-19 17:00:39,016 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 901 908) no Hoare annotation was computed. [2021-02-19 17:00:39,016 INFO L189 CegarLoopUtils]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2021-02-19 17:00:39,016 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2021-02-19 17:00:39,016 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:39,016 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 128 135) no Hoare annotation was computed. [2021-02-19 17:00:39,016 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 132) no Hoare annotation was computed. [2021-02-19 17:00:39,017 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 128 135) the Hoare annotation is: true [2021-02-19 17:00:39,017 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 128 135) no Hoare annotation was computed. [2021-02-19 17:00:39,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:00:39 BoogieIcfgContainer [2021-02-19 17:00:39,033 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:00:39,034 INFO L168 Benchmark]: Toolchain (without parser) took 29917.96 ms. Allocated memory was 174.1 MB in the beginning and 453.0 MB in the end (delta: 278.9 MB). Free memory was 148.0 MB in the beginning and 181.9 MB in the end (delta: -33.9 MB). Peak memory consumption was 269.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:39,034 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 174.1 MB. Free memory is still 144.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:00:39,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.76 ms. Allocated memory is still 174.1 MB. Free memory was 146.8 MB in the beginning and 126.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:39,035 INFO L168 Benchmark]: Boogie Preprocessor took 115.95 ms. Allocated memory is still 174.1 MB. Free memory was 126.3 MB in the beginning and 122.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:39,036 INFO L168 Benchmark]: RCFGBuilder took 1701.46 ms. Allocated memory is still 174.1 MB. Free memory was 122.2 MB in the beginning and 71.6 MB in the end (delta: 50.6 MB). Peak memory consumption was 51.5 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:39,036 INFO L168 Benchmark]: TraceAbstraction took 27481.91 ms. Allocated memory was 174.1 MB in the beginning and 453.0 MB in the end (delta: 278.9 MB). Free memory was 71.1 MB in the beginning and 181.9 MB in the end (delta: -110.8 MB). Peak memory consumption was 191.4 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:39,038 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 174.1 MB. Free memory is still 144.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 595.76 ms. Allocated memory is still 174.1 MB. Free memory was 146.8 MB in the beginning and 126.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 115.95 ms. Allocated memory is still 174.1 MB. Free memory was 126.3 MB in the beginning and 122.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1701.46 ms. Allocated memory is still 174.1 MB. Free memory was 122.2 MB in the beginning and 71.6 MB in the end (delta: 50.6 MB). Peak memory consumption was 51.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 27481.91 ms. Allocated memory was 174.1 MB in the beginning and 453.0 MB in the end (delta: 278.9 MB). Free memory was 71.1 MB in the beginning and 181.9 MB in the end (delta: -110.8 MB). Peak memory consumption was 191.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 132]: 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: 693]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 223 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 437 SDtfs, 728 SDslu, 388 SDs, 0 SdLazy, 1830 SolverSat, 538 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 6.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 169 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 258 PreInvPairs, 296 NumberOfFragments, 850 HoareAnnotationTreeSize, 258 FomulaSimplifications, 117244 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 52 FomulaSimplificationsInter, 11624 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 91111 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...