/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:02:38,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 01:02:38,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 01:02:38,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 01:02:38,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 01:02:38,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 01:02:38,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 01:02:38,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 01:02:38,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 01:02:38,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 01:02:38,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 01:02:38,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 01:02:38,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:02:38,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:02:38,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:02:38,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:02:38,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:02:38,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:02:38,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:02:38,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:02:38,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:02:38,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:02:38,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:02:38,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:02:38,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 01:02:38,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 01:02:38,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 01:02:38,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 01:02:38,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 01:02:38,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 01:02:38,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 01:02:38,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 01:02:38,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 01:02:38,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 01:02:38,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 01:02:38,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 01:02:38,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 01:02:38,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 01:02:38,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:02:38,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:02:38,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:02:38,967 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 [2019-11-07 01:02:38,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:02:38,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:02:38,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:02:38,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:02:38,984 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:02:38,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:02:38,984 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:02:38,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:02:38,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:02:38,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:02:38,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:02:38,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:02:38,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:02:38,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:02:38,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:02:38,986 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:02:38,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:02:38,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:02:38,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:02:38,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:02:38,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:02:38,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:02:38,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:02:38,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:02:38,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:02:38,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:02:38,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:02:38,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:02:38,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 01:02:39,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:02:39,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:02:39,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:02:39,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:02:39,312 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:02:39,313 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2019-11-07 01:02:39,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/113983a8f/05350668bb8740b593f7244f37afe2c6/FLAG6a7c1c78f [2019-11-07 01:02:39,903 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:02:39,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2019-11-07 01:02:39,919 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/113983a8f/05350668bb8740b593f7244f37afe2c6/FLAG6a7c1c78f [2019-11-07 01:02:40,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/113983a8f/05350668bb8740b593f7244f37afe2c6 [2019-11-07 01:02:40,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:02:40,183 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:02:40,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:02:40,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:02:40,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:02:40,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:40" (1/1) ... [2019-11-07 01:02:40,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6d3daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40, skipping insertion in model container [2019-11-07 01:02:40,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:40" (1/1) ... [2019-11-07 01:02:40,201 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:02:40,246 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:02:40,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:02:40,819 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:02:40,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:02:40,935 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:02:40,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40 WrapperNode [2019-11-07 01:02:40,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:02:40,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:02:40,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:02:40,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:02:40,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40" (1/1) ... [2019-11-07 01:02:40,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40" (1/1) ... [2019-11-07 01:02:40,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40" (1/1) ... [2019-11-07 01:02:40,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40" (1/1) ... [2019-11-07 01:02:40,996 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40" (1/1) ... [2019-11-07 01:02:41,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40" (1/1) ... [2019-11-07 01:02:41,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40" (1/1) ... [2019-11-07 01:02:41,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:02:41,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:02:41,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:02:41,030 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:02:41,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40" (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 [2019-11-07 01:02:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:02:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:02:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 01:02:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 01:02:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 01:02:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 01:02:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 01:02:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 01:02:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 01:02:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 01:02:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 01:02:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 01:02:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 01:02:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 01:02:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 01:02:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 01:02:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 01:02:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 01:02:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 01:02:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 01:02:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 01:02:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:02:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 01:02:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 01:02:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 01:02:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 01:02:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 01:02:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 01:02:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 01:02:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 01:02:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 01:02:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 01:02:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 01:02:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 01:02:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 01:02:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 01:02:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 01:02:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 01:02:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 01:02:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 01:02:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 01:02:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:02:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:02:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 01:02:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 01:02:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 01:02:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 01:02:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 01:02:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 01:02:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 01:02:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 01:02:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 01:02:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 01:02:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 01:02:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 01:02:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 01:02:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 01:02:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 01:02:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 01:02:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 01:02:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 01:02:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 01:02:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 01:02:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 01:02:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 01:02:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 01:02:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 01:02:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 01:02:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 01:02:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 01:02:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 01:02:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 01:02:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 01:02:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 01:02:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 01:02:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 01:02:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 01:02:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 01:02:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 01:02:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 01:02:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:02:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 01:02:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 01:02:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 01:02:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 01:02:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 01:02:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 01:02:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 01:02:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 01:02:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 01:02:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 01:02:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 01:02:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 01:02:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:02:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 01:02:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 01:02:42,242 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 01:02:42,244 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 01:02:42,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:02:42 BoogieIcfgContainer [2019-11-07 01:02:42,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 01:02:42,249 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 01:02:42,249 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 01:02:42,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 01:02:42,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:02:40" (1/3) ... [2019-11-07 01:02:42,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ff6589e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:02:42, skipping insertion in model container [2019-11-07 01:02:42,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:40" (2/3) ... [2019-11-07 01:02:42,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ff6589e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:02:42, skipping insertion in model container [2019-11-07 01:02:42,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:02:42" (3/3) ... [2019-11-07 01:02:42,258 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product23.cil.c [2019-11-07 01:02:42,267 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 01:02:42,276 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 01:02:42,288 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 01:02:42,314 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 01:02:42,314 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 01:02:42,314 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 01:02:42,315 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 01:02:42,315 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 01:02:42,315 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 01:02:42,315 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 01:02:42,315 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 01:02:42,337 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2019-11-07 01:02:42,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-07 01:02:42,347 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:42,348 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:42,350 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:42,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:42,356 INFO L82 PathProgramCache]: Analyzing trace with hash -1236267366, now seen corresponding path program 1 times [2019-11-07 01:02:42,363 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:42,364 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965460862] [2019-11-07 01:02:42,364 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:42,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:42,734 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965460862] [2019-11-07 01:02:42,735 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:42,736 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 01:02:42,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24377037] [2019-11-07 01:02:42,742 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 01:02:42,744 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:42,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 01:02:42,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:02:42,762 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 2 states. [2019-11-07 01:02:42,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:42,809 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2019-11-07 01:02:42,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 01:02:42,811 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-11-07 01:02:42,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:42,824 INFO L225 Difference]: With dead ends: 272 [2019-11-07 01:02:42,825 INFO L226 Difference]: Without dead ends: 138 [2019-11-07 01:02:42,830 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:02:42,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-11-07 01:02:42,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-11-07 01:02:42,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-11-07 01:02:42,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2019-11-07 01:02:42,896 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 59 [2019-11-07 01:02:42,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:42,896 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2019-11-07 01:02:42,897 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 01:02:42,897 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2019-11-07 01:02:42,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-07 01:02:42,901 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:42,901 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:42,902 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:42,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:42,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1832031642, now seen corresponding path program 1 times [2019-11-07 01:02:42,903 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:42,903 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078464084] [2019-11-07 01:02:42,903 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:43,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:43,090 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078464084] [2019-11-07 01:02:43,091 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:43,091 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:02:43,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104219451] [2019-11-07 01:02:43,094 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:02:43,095 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:43,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:02:43,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:02:43,096 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 3 states. [2019-11-07 01:02:43,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:43,146 INFO L93 Difference]: Finished difference Result 215 states and 253 transitions. [2019-11-07 01:02:43,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:02:43,148 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-11-07 01:02:43,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:43,152 INFO L225 Difference]: With dead ends: 215 [2019-11-07 01:02:43,152 INFO L226 Difference]: Without dead ends: 129 [2019-11-07 01:02:43,155 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:02:43,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-11-07 01:02:43,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-11-07 01:02:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-11-07 01:02:43,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 151 transitions. [2019-11-07 01:02:43,183 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 151 transitions. Word has length 60 [2019-11-07 01:02:43,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:43,183 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 151 transitions. [2019-11-07 01:02:43,184 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:02:43,184 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 151 transitions. [2019-11-07 01:02:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-07 01:02:43,192 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:43,192 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:43,193 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:43,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:43,193 INFO L82 PathProgramCache]: Analyzing trace with hash -1329749238, now seen corresponding path program 1 times [2019-11-07 01:02:43,193 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:43,194 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061059555] [2019-11-07 01:02:43,194 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:43,401 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:43,402 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061059555] [2019-11-07 01:02:43,402 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:43,402 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:02:43,403 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227209995] [2019-11-07 01:02:43,403 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:02:43,404 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:43,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:02:43,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:02:43,405 INFO L87 Difference]: Start difference. First operand 129 states and 151 transitions. Second operand 7 states. [2019-11-07 01:02:43,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:43,963 INFO L93 Difference]: Finished difference Result 387 states and 471 transitions. [2019-11-07 01:02:43,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 01:02:43,964 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-11-07 01:02:43,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:43,974 INFO L225 Difference]: With dead ends: 387 [2019-11-07 01:02:43,974 INFO L226 Difference]: Without dead ends: 286 [2019-11-07 01:02:43,977 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:02:43,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2019-11-07 01:02:44,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 278. [2019-11-07 01:02:44,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2019-11-07 01:02:44,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 338 transitions. [2019-11-07 01:02:44,045 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 338 transitions. Word has length 64 [2019-11-07 01:02:44,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:44,046 INFO L462 AbstractCegarLoop]: Abstraction has 278 states and 338 transitions. [2019-11-07 01:02:44,046 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:02:44,046 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 338 transitions. [2019-11-07 01:02:44,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-07 01:02:44,054 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:44,055 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:44,055 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:44,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:44,055 INFO L82 PathProgramCache]: Analyzing trace with hash -1748224400, now seen corresponding path program 1 times [2019-11-07 01:02:44,056 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:44,056 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223864672] [2019-11-07 01:02:44,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:44,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-07 01:02:44,206 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223864672] [2019-11-07 01:02:44,206 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:44,206 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:02:44,207 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848525424] [2019-11-07 01:02:44,207 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:02:44,207 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:44,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:02:44,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:02:44,208 INFO L87 Difference]: Start difference. First operand 278 states and 338 transitions. Second operand 7 states. [2019-11-07 01:02:44,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:44,606 INFO L93 Difference]: Finished difference Result 448 states and 563 transitions. [2019-11-07 01:02:44,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 01:02:44,607 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-11-07 01:02:44,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:44,608 INFO L225 Difference]: With dead ends: 448 [2019-11-07 01:02:44,608 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 01:02:44,611 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-07 01:02:44,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 01:02:44,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 01:02:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 01:02:44,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 01:02:44,613 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2019-11-07 01:02:44,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:44,614 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 01:02:44,614 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:02:44,614 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 01:02:44,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 01:02:44,619 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 01:02:45,486 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-11-07 01:02:45,487 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-11-07 01:02:45,487 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-07 01:02:45,487 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-11-07 01:02:45,487 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-11-07 01:02:45,487 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-11-07 01:02:45,487 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-11-07 01:02:45,488 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-11-07 01:02:45,488 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-07 01:02:45,488 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-11-07 01:02:45,488 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-11-07 01:02:45,488 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-11-07 01:02:45,488 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-11-07 01:02:45,488 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-07 01:02:45,489 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-11-07 01:02:45,489 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-11-07 01:02:45,489 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-11-07 01:02:45,489 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-11-07 01:02:45,489 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2019-11-07 01:02:45,489 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2019-11-07 01:02:45,489 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2019-11-07 01:02:45,490 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2019-11-07 01:02:45,490 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2019-11-07 01:02:45,490 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 920 927) the Hoare annotation is: true [2019-11-07 01:02:45,490 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 920 927) no Hoare annotation was computed. [2019-11-07 01:02:45,490 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 920 927) no Hoare annotation was computed. [2019-11-07 01:02:45,490 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 928 937) the Hoare annotation is: true [2019-11-07 01:02:45,490 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 928 937) no Hoare annotation was computed. [2019-11-07 01:02:45,491 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 928 937) no Hoare annotation was computed. [2019-11-07 01:02:45,491 INFO L443 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2019-11-07 01:02:45,491 INFO L439 ceAbstractionStarter]: At program point L953(line 953) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 01:02:45,491 INFO L443 ceAbstractionStarter]: For program point L951(lines 951 957) no Hoare annotation was computed. [2019-11-07 01:02:45,491 INFO L443 ceAbstractionStarter]: For program point L950(lines 950 960) no Hoare annotation was computed. [2019-11-07 01:02:45,491 INFO L446 ceAbstractionStarter]: At program point L948(line 948) the Hoare annotation is: true [2019-11-07 01:02:45,492 INFO L443 ceAbstractionStarter]: For program point L948-1(line 948) no Hoare annotation was computed. [2019-11-07 01:02:45,492 INFO L443 ceAbstractionStarter]: For program point L946(lines 946 963) no Hoare annotation was computed. [2019-11-07 01:02:45,492 INFO L443 ceAbstractionStarter]: For program point L946-1(lines 938 966) no Hoare annotation was computed. [2019-11-07 01:02:45,492 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 938 966) the Hoare annotation is: true [2019-11-07 01:02:45,492 INFO L446 ceAbstractionStarter]: At program point L944(line 944) the Hoare annotation is: true [2019-11-07 01:02:45,492 INFO L443 ceAbstractionStarter]: For program point L944-1(line 944) no Hoare annotation was computed. [2019-11-07 01:02:45,492 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 938 966) no Hoare annotation was computed. [2019-11-07 01:02:45,493 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 591 613) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,493 INFO L439 ceAbstractionStarter]: At program point L603(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-11-07 01:02:45,493 INFO L439 ceAbstractionStarter]: At program point L603-1(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-11-07 01:02:45,493 INFO L443 ceAbstractionStarter]: For program point L601(lines 601 608) no Hoare annotation was computed. [2019-11-07 01:02:45,493 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 591 613) no Hoare annotation was computed. [2019-11-07 01:02:45,494 INFO L443 ceAbstractionStarter]: For program point L601-1(lines 601 608) no Hoare annotation was computed. [2019-11-07 01:02:45,494 INFO L443 ceAbstractionStarter]: For program point L599(line 599) no Hoare annotation was computed. [2019-11-07 01:02:45,494 INFO L439 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,494 INFO L439 ceAbstractionStarter]: At program point L597(line 597) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,494 INFO L439 ceAbstractionStarter]: At program point L597-1(line 597) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,495 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 591 613) no Hoare annotation was computed. [2019-11-07 01:02:45,495 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 544 567) no Hoare annotation was computed. [2019-11-07 01:02:45,495 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 544 567) no Hoare annotation was computed. [2019-11-07 01:02:45,495 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 544 567) no Hoare annotation was computed. [2019-11-07 01:02:45,495 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-07 01:02:45,495 INFO L443 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2019-11-07 01:02:45,495 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-11-07 01:02:45,496 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-07 01:02:45,496 INFO L443 ceAbstractionStarter]: For program point L558(line 558) no Hoare annotation was computed. [2019-11-07 01:02:45,496 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-11-07 01:02:45,496 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-07 01:02:45,496 INFO L443 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2019-11-07 01:02:45,496 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-11-07 01:02:45,497 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-07 01:02:45,497 INFO L443 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-11-07 01:02:45,497 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-11-07 01:02:45,497 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-07 01:02:45,497 INFO L443 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2019-11-07 01:02:45,497 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 801 815) no Hoare annotation was computed. [2019-11-07 01:02:45,497 INFO L439 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 01:02:45,498 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 801 815) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-11-07 01:02:45,498 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 811) no Hoare annotation was computed. [2019-11-07 01:02:45,498 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 801 815) no Hoare annotation was computed. [2019-11-07 01:02:45,498 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 737 745) no Hoare annotation was computed. [2019-11-07 01:02:45,498 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 737 745) the Hoare annotation is: true [2019-11-07 01:02:45,498 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 737 745) no Hoare annotation was computed. [2019-11-07 01:02:45,498 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 782 800) the Hoare annotation is: true [2019-11-07 01:02:45,499 INFO L443 ceAbstractionStarter]: For program point L791(lines 791 795) no Hoare annotation was computed. [2019-11-07 01:02:45,499 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 782 800) no Hoare annotation was computed. [2019-11-07 01:02:45,499 INFO L446 ceAbstractionStarter]: At program point L789(line 789) the Hoare annotation is: true [2019-11-07 01:02:45,499 INFO L443 ceAbstractionStarter]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2019-11-07 01:02:45,499 INFO L443 ceAbstractionStarter]: For program point L789-1(line 789) no Hoare annotation was computed. [2019-11-07 01:02:45,499 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 782 800) no Hoare annotation was computed. [2019-11-07 01:02:45,499 INFO L443 ceAbstractionStarter]: For program point L765(lines 765 773) no Hoare annotation was computed. [2019-11-07 01:02:45,499 INFO L443 ceAbstractionStarter]: For program point L765-2(lines 765 773) no Hoare annotation was computed. [2019-11-07 01:02:45,500 INFO L443 ceAbstractionStarter]: For program point L753(lines 753 761) no Hoare annotation was computed. [2019-11-07 01:02:45,500 INFO L443 ceAbstractionStarter]: For program point L753-2(lines 753 761) no Hoare annotation was computed. [2019-11-07 01:02:45,500 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 746 781) no Hoare annotation was computed. [2019-11-07 01:02:45,500 INFO L443 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2019-11-07 01:02:45,500 INFO L443 ceAbstractionStarter]: For program point L776-1(line 776) no Hoare annotation was computed. [2019-11-07 01:02:45,500 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 746 781) no Hoare annotation was computed. [2019-11-07 01:02:45,500 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 746 781) no Hoare annotation was computed. [2019-11-07 01:02:45,501 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2019-11-07 01:02:45,501 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2019-11-07 01:02:45,501 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-11-07 01:02:45,501 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-11-07 01:02:45,501 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-11-07 01:02:45,501 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-11-07 01:02:45,501 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-11-07 01:02:45,502 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-11-07 01:02:45,502 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-11-07 01:02:45,502 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-11-07 01:02:45,502 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-11-07 01:02:45,502 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 577 587) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,502 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 577 587) no Hoare annotation was computed. [2019-11-07 01:02:45,502 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 577 587) no Hoare annotation was computed. [2019-11-07 01:02:45,502 INFO L439 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,503 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 726 736) the Hoare annotation is: true [2019-11-07 01:02:45,503 INFO L446 ceAbstractionStarter]: At program point L731(line 731) the Hoare annotation is: true [2019-11-07 01:02:45,503 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 726 736) no Hoare annotation was computed. [2019-11-07 01:02:45,503 INFO L443 ceAbstractionStarter]: For program point L731-1(line 731) no Hoare annotation was computed. [2019-11-07 01:02:45,503 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 726 736) no Hoare annotation was computed. [2019-11-07 01:02:45,503 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 718 725) the Hoare annotation is: true [2019-11-07 01:02:45,503 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 718 725) no Hoare annotation was computed. [2019-11-07 01:02:45,504 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 718 725) no Hoare annotation was computed. [2019-11-07 01:02:45,504 INFO L439 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:45,504 INFO L443 ceAbstractionStarter]: For program point L704-1(lines 685 709) no Hoare annotation was computed. [2019-11-07 01:02:45,504 INFO L439 ceAbstractionStarter]: At program point L699(line 699) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:45,504 INFO L439 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:45,504 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 685 709) no Hoare annotation was computed. [2019-11-07 01:02:45,504 INFO L443 ceAbstractionStarter]: For program point L693(lines 693 701) no Hoare annotation was computed. [2019-11-07 01:02:45,509 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 685 709) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:45,509 INFO L439 ceAbstractionStarter]: At program point L691(line 691) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:45,509 INFO L443 ceAbstractionStarter]: For program point L691-1(line 691) no Hoare annotation was computed. [2019-11-07 01:02:45,509 INFO L443 ceAbstractionStarter]: For program point L689(lines 689 706) no Hoare annotation was computed. [2019-11-07 01:02:45,509 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 651 657) no Hoare annotation was computed. [2019-11-07 01:02:45,509 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 651 657) the Hoare annotation is: true [2019-11-07 01:02:45,509 INFO L439 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,510 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 817 882) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,510 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 869) no Hoare annotation was computed. [2019-11-07 01:02:45,510 INFO L439 ceAbstractionStarter]: At program point L863-1(lines 857 870) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,510 INFO L443 ceAbstractionStarter]: For program point L828(lines 827 874) no Hoare annotation was computed. [2019-11-07 01:02:45,510 INFO L443 ceAbstractionStarter]: For program point L857(lines 857 870) no Hoare annotation was computed. [2019-11-07 01:02:45,510 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 817 882) no Hoare annotation was computed. [2019-11-07 01:02:45,511 INFO L439 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,511 INFO L443 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2019-11-07 01:02:45,511 INFO L443 ceAbstractionStarter]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2019-11-07 01:02:45,511 INFO L439 ceAbstractionStarter]: At program point L872(lines 827 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,511 INFO L439 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,511 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2019-11-07 01:02:45,512 INFO L443 ceAbstractionStarter]: For program point L837-1(lines 837 843) no Hoare annotation was computed. [2019-11-07 01:02:45,512 INFO L443 ceAbstractionStarter]: For program point L829(lines 829 833) no Hoare annotation was computed. [2019-11-07 01:02:45,512 INFO L439 ceAbstractionStarter]: At program point L875(lines 826 876) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:45,512 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 817 882) no Hoare annotation was computed. [2019-11-07 01:02:45,512 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-11-07 01:02:45,512 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-11-07 01:02:45,512 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-11-07 01:02:45,512 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-11-07 01:02:45,513 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-11-07 01:02:45,513 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-11-07 01:02:45,513 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 501 509) no Hoare annotation was computed. [2019-11-07 01:02:45,513 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2019-11-07 01:02:45,513 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2019-11-07 01:02:45,513 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 485) no Hoare annotation was computed. [2019-11-07 01:02:45,513 INFO L443 ceAbstractionStarter]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2019-11-07 01:02:45,513 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2019-11-07 01:02:45,514 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2019-11-07 01:02:45,514 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 469 491) no Hoare annotation was computed. [2019-11-07 01:02:45,514 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-11-07 01:02:45,514 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-11-07 01:02:45,514 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-11-07 01:02:45,514 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-11-07 01:02:45,514 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-11-07 01:02:45,514 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-11-07 01:02:45,515 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-11-07 01:02:45,515 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-11-07 01:02:45,515 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-11-07 01:02:45,515 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-11-07 01:02:45,515 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-11-07 01:02:45,515 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-11-07 01:02:45,515 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-11-07 01:02:45,515 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-11-07 01:02:45,515 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-11-07 01:02:45,516 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-11-07 01:02:45,516 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 885 894) no Hoare annotation was computed. [2019-11-07 01:02:45,516 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 885 894) no Hoare annotation was computed. [2019-11-07 01:02:45,516 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 885 894) no Hoare annotation was computed. [2019-11-07 01:02:45,516 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:45,516 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 01:02:45,516 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:45,516 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 710 717) no Hoare annotation was computed. [2019-11-07 01:02:45,517 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 710 717) no Hoare annotation was computed. [2019-11-07 01:02:45,517 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 710 717) no Hoare annotation was computed. [2019-11-07 01:02:45,517 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 492 500) the Hoare annotation is: true [2019-11-07 01:02:45,517 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 492 500) no Hoare annotation was computed. [2019-11-07 01:02:45,517 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2019-11-07 01:02:45,517 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:45,517 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 01:02:45,517 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:45,517 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: true [2019-11-07 01:02:45,518 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2019-11-07 01:02:45,518 INFO L443 ceAbstractionStarter]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2019-11-07 01:02:45,518 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2019-11-07 01:02:45,518 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2019-11-07 01:02:45,518 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2019-11-07 01:02:45,518 INFO L439 ceAbstractionStarter]: At program point L640(line 640) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-11-07 01:02:45,518 INFO L439 ceAbstractionStarter]: At program point L638(lines 638 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 01:02:45,519 INFO L439 ceAbstractionStarter]: At program point L633(line 633) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 01:02:45,519 INFO L443 ceAbstractionStarter]: For program point L631(lines 627 649) no Hoare annotation was computed. [2019-11-07 01:02:45,519 INFO L443 ceAbstractionStarter]: For program point L629(lines 627 649) no Hoare annotation was computed. [2019-11-07 01:02:45,519 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 624 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 01:02:45,519 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 624 650) no Hoare annotation was computed. [2019-11-07 01:02:45,519 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 624 650) no Hoare annotation was computed. [2019-11-07 01:02:45,519 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 513 542) no Hoare annotation was computed. [2019-11-07 01:02:45,520 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 513 542) the Hoare annotation is: true [2019-11-07 01:02:45,520 INFO L446 ceAbstractionStarter]: At program point L538(lines 513 542) the Hoare annotation is: true [2019-11-07 01:02:45,520 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-11-07 01:02:45,520 INFO L443 ceAbstractionStarter]: For program point L527(lines 527 531) no Hoare annotation was computed. [2019-11-07 01:02:45,520 INFO L446 ceAbstractionStarter]: At program point L527-1(lines 527 531) the Hoare annotation is: true [2019-11-07 01:02:45,520 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-11-07 01:02:45,520 INFO L446 ceAbstractionStarter]: At program point L523-2(lines 523 537) the Hoare annotation is: true [2019-11-07 01:02:45,520 INFO L446 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: true [2019-11-07 01:02:45,521 INFO L443 ceAbstractionStarter]: For program point L519-1(line 519) no Hoare annotation was computed. [2019-11-07 01:02:45,521 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2019-11-07 01:02:45,521 INFO L443 ceAbstractionStarter]: For program point L428-1(lines 424 435) no Hoare annotation was computed. [2019-11-07 01:02:45,521 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2019-11-07 01:02:45,521 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 568 574) no Hoare annotation was computed. [2019-11-07 01:02:45,521 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 568 574) the Hoare annotation is: true [2019-11-07 01:02:45,521 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:45,522 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:45,522 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 01:02:45,522 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:45,522 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2019-11-07 01:02:45,522 INFO L443 ceAbstractionStarter]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2019-11-07 01:02:45,522 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: true [2019-11-07 01:02:45,522 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2019-11-07 01:02:45,522 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2019-11-07 01:02:45,523 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-07 01:02:45,523 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2019-11-07 01:02:45,523 INFO L439 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:45,523 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 659 683) no Hoare annotation was computed. [2019-11-07 01:02:45,523 INFO L439 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:45,523 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 675) no Hoare annotation was computed. [2019-11-07 01:02:45,523 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 659 683) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:45,524 INFO L439 ceAbstractionStarter]: At program point L665(line 665) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:45,524 INFO L443 ceAbstractionStarter]: For program point L665-1(line 665) no Hoare annotation was computed. [2019-11-07 01:02:45,524 INFO L443 ceAbstractionStarter]: For program point L663(lines 663 680) no Hoare annotation was computed. [2019-11-07 01:02:45,524 INFO L439 ceAbstractionStarter]: At program point L678(line 678) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:45,524 INFO L443 ceAbstractionStarter]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2019-11-07 01:02:45,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:02:45 BoogieIcfgContainer [2019-11-07 01:02:45,538 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 01:02:45,541 INFO L168 Benchmark]: Toolchain (without parser) took 5356.65 ms. Allocated memory was 139.5 MB in the beginning and 245.9 MB in the end (delta: 106.4 MB). Free memory was 103.2 MB in the beginning and 120.2 MB in the end (delta: -17.0 MB). Peak memory consumption was 121.8 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:45,546 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 01:02:45,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.19 ms. Allocated memory was 139.5 MB in the beginning and 200.8 MB in the end (delta: 61.3 MB). Free memory was 103.0 MB in the beginning and 166.7 MB in the end (delta: -63.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:45,548 INFO L168 Benchmark]: Boogie Preprocessor took 93.28 ms. Allocated memory is still 200.8 MB. Free memory was 166.7 MB in the beginning and 162.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:45,549 INFO L168 Benchmark]: RCFGBuilder took 1216.59 ms. Allocated memory was 200.8 MB in the beginning and 235.4 MB in the end (delta: 34.6 MB). Free memory was 162.1 MB in the beginning and 190.9 MB in the end (delta: -28.8 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:45,551 INFO L168 Benchmark]: TraceAbstraction took 3289.35 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 190.9 MB in the beginning and 120.2 MB in the end (delta: 70.7 MB). Peak memory consumption was 113.5 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:45,562 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 751.19 ms. Allocated memory was 139.5 MB in the beginning and 200.8 MB in the end (delta: 61.3 MB). Free memory was 103.0 MB in the beginning and 166.7 MB in the end (delta: -63.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.28 ms. Allocated memory is still 200.8 MB. Free memory was 166.7 MB in the beginning and 162.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1216.59 ms. Allocated memory was 200.8 MB in the beginning and 235.4 MB in the end (delta: 34.6 MB). Free memory was 162.1 MB in the beginning and 190.9 MB in the end (delta: -28.8 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3289.35 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 190.9 MB in the beginning and 120.2 MB in the end (delta: 70.7 MB). Peak memory consumption was 113.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. Result: SAFE, OverallTime: 3.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 599 SDtfs, 351 SDslu, 902 SDs, 0 SdLazy, 424 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=278occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 347 PreInvPairs, 370 NumberOfFragments, 444 HoareAnnotationTreeSize, 347 FomulaSimplifications, 152 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 63 FomulaSimplificationsInter, 942 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 26206 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...