/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_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:57:55,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:57:55,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:57:55,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:57:55,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:57:55,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:57:55,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:57:55,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:57:55,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:57:55,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:57:55,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:57:55,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:57:55,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:57:55,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:57:55,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:57:55,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:57:55,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:57:55,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:57:55,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:57:55,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:57:55,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:57:55,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:57:55,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:57:55,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:57:55,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:57:55,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:57:55,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:57:55,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:57:55,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:57:55,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:57:55,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:57:55,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:57:55,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:57:55,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:57:55,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:57:55,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:57:55,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:57:55,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:57:55,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:57:55,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:57:55,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:57:55,169 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 00:57:55,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:57:55,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:57:55,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:57:55,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:57:55,185 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:57:55,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:57:55,185 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:57:55,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:57:55,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:57:55,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:57:55,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:57:55,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:57:55,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:57:55,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:57:55,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:57:55,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:57:55,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:57:55,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:57:55,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:57:55,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:57:55,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:57:55,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:57:55,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:57:55,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:57:55,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:57:55,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:57:55,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:57:55,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:57:55,189 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 00:57:55,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:57:55,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:57:55,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:57:55,490 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:57:55,490 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:57:55,491 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2019-11-07 00:57:55,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44f03ad76/3a16c8383ae34df5bed0e07519e16b0c/FLAG1f0ef33ec [2019-11-07 00:57:56,129 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:57:56,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2019-11-07 00:57:56,142 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44f03ad76/3a16c8383ae34df5bed0e07519e16b0c/FLAG1f0ef33ec [2019-11-07 00:57:56,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44f03ad76/3a16c8383ae34df5bed0e07519e16b0c [2019-11-07 00:57:56,464 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:57:56,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:57:56,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:57:56,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:57:56,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:57:56,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:56" (1/1) ... [2019-11-07 00:57:56,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5910708c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:56, skipping insertion in model container [2019-11-07 00:57:56,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:56" (1/1) ... [2019-11-07 00:57:56,481 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:57:56,541 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:57:57,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:57:57,029 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:57:57,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:57:57,141 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:57:57,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57 WrapperNode [2019-11-07 00:57:57,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:57:57,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:57:57,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:57:57,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:57:57,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57" (1/1) ... [2019-11-07 00:57:57,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57" (1/1) ... [2019-11-07 00:57:57,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57" (1/1) ... [2019-11-07 00:57:57,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57" (1/1) ... [2019-11-07 00:57:57,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57" (1/1) ... [2019-11-07 00:57:57,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57" (1/1) ... [2019-11-07 00:57:57,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57" (1/1) ... [2019-11-07 00:57:57,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:57:57,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:57:57,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:57:57,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:57:57,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57" (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 00:57:57,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:57:57,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:57:57,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 00:57:57,290 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 00:57:57,290 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 00:57:57,290 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 00:57:57,290 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-11-07 00:57:57,290 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 00:57:57,291 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 00:57:57,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 00:57:57,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 00:57:57,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 00:57:57,291 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 00:57:57,292 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 00:57:57,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 00:57:57,292 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 00:57:57,292 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 00:57:57,292 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 00:57:57,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 00:57:57,293 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 00:57:57,293 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 00:57:57,293 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 00:57:57,293 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 00:57:57,293 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 00:57:57,293 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 00:57:57,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-11-07 00:57:57,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 00:57:57,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 00:57:57,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 00:57:57,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 00:57:57,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 00:57:57,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 00:57:57,295 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 00:57:57,295 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 00:57:57,295 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 00:57:57,295 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 00:57:57,295 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:57:57,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:57:57,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:57:57,296 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 00:57:57,296 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 00:57:57,296 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 00:57:57,296 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 00:57:57,297 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 00:57:57,297 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 00:57:57,297 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 00:57:57,297 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 00:57:57,297 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 00:57:57,297 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 00:57:57,297 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 00:57:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 00:57:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 00:57:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 00:57:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 00:57:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-11-07 00:57:57,298 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 00:57:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-11-07 00:57:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 00:57:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:57:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 00:57:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 00:57:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 00:57:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 00:57:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 00:57:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 00:57:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 00:57:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:57:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:57:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 00:57:57,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:57:57,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:57:57,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:57:57,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:57:57,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 00:57:57,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:57:57,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 00:57:57,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 00:57:57,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:57:57,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 00:57:57,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 00:57:57,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 00:57:57,302 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 00:57:57,303 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 00:57:57,303 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 00:57:57,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:57:57,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:57:57,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:57:57,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:57:58,316 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:57:58,317 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 00:57:58,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:57:58 BoogieIcfgContainer [2019-11-07 00:57:58,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:57:58,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:57:58,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:57:58,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:57:58,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:57:56" (1/3) ... [2019-11-07 00:57:58,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@346275a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:57:58, skipping insertion in model container [2019-11-07 00:57:58,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:57" (2/3) ... [2019-11-07 00:57:58,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@346275a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:57:58, skipping insertion in model container [2019-11-07 00:57:58,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:57:58" (3/3) ... [2019-11-07 00:57:58,326 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product12.cil.c [2019-11-07 00:57:58,337 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:57:58,346 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:57:58,358 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:57:58,392 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:57:58,392 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:57:58,393 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:57:58,393 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:57:58,393 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:57:58,394 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:57:58,394 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:57:58,394 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:57:58,419 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2019-11-07 00:57:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-07 00:57:58,429 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:57:58,430 INFO L410 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] [2019-11-07 00:57:58,432 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:57:58,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:57:58,437 INFO L82 PathProgramCache]: Analyzing trace with hash -2135633634, now seen corresponding path program 1 times [2019-11-07 00:57:58,446 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:57:58,446 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713181738] [2019-11-07 00:57:58,447 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:57:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:57:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:57:58,818 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713181738] [2019-11-07 00:57:58,821 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:57:58,821 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 00:57:58,822 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909759571] [2019-11-07 00:57:58,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 00:57:58,832 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:57:58,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 00:57:58,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 00:57:58,847 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 2 states. [2019-11-07 00:57:58,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:57:58,886 INFO L93 Difference]: Finished difference Result 188 states and 233 transitions. [2019-11-07 00:57:58,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 00:57:58,888 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-11-07 00:57:58,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:57:58,901 INFO L225 Difference]: With dead ends: 188 [2019-11-07 00:57:58,901 INFO L226 Difference]: Without dead ends: 94 [2019-11-07 00:57:58,906 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 00:57:58,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2019-11-07 00:57:58,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2019-11-07 00:57:58,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-11-07 00:57:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2019-11-07 00:57:58,982 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 46 [2019-11-07 00:57:58,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:57:58,982 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2019-11-07 00:57:58,983 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 00:57:58,983 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2019-11-07 00:57:58,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-07 00:57:58,988 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:57:58,988 INFO L410 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] [2019-11-07 00:57:58,988 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:57:58,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:57:58,989 INFO L82 PathProgramCache]: Analyzing trace with hash -1443818456, now seen corresponding path program 1 times [2019-11-07 00:57:58,989 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:57:58,989 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816394694] [2019-11-07 00:57:58,990 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:57:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:57:59,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:57:59,139 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816394694] [2019-11-07 00:57:59,139 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:57:59,139 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:57:59,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72732273] [2019-11-07 00:57:59,142 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:57:59,142 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:57:59,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:57:59,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:57:59,143 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 3 states. [2019-11-07 00:57:59,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:57:59,173 INFO L93 Difference]: Finished difference Result 124 states and 141 transitions. [2019-11-07 00:57:59,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:57:59,174 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-11-07 00:57:59,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:57:59,176 INFO L225 Difference]: With dead ends: 124 [2019-11-07 00:57:59,176 INFO L226 Difference]: Without dead ends: 85 [2019-11-07 00:57:59,177 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 00:57:59,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-11-07 00:57:59,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-11-07 00:57:59,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-11-07 00:57:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 96 transitions. [2019-11-07 00:57:59,190 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 96 transitions. Word has length 47 [2019-11-07 00:57:59,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:57:59,190 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 96 transitions. [2019-11-07 00:57:59,190 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:57:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2019-11-07 00:57:59,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 00:57:59,193 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:57:59,193 INFO L410 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] [2019-11-07 00:57:59,193 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:57:59,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:57:59,193 INFO L82 PathProgramCache]: Analyzing trace with hash 870802390, now seen corresponding path program 1 times [2019-11-07 00:57:59,196 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:57:59,196 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087535436] [2019-11-07 00:57:59,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:57:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:57:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:57:59,348 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087535436] [2019-11-07 00:57:59,348 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:57:59,348 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:57:59,349 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416602613] [2019-11-07 00:57:59,349 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:57:59,349 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:57:59,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:57:59,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:57:59,350 INFO L87 Difference]: Start difference. First operand 85 states and 96 transitions. Second operand 7 states. [2019-11-07 00:57:59,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:57:59,724 INFO L93 Difference]: Finished difference Result 257 states and 308 transitions. [2019-11-07 00:57:59,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 00:57:59,725 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-11-07 00:57:59,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:57:59,728 INFO L225 Difference]: With dead ends: 257 [2019-11-07 00:57:59,729 INFO L226 Difference]: Without dead ends: 196 [2019-11-07 00:57:59,730 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 00:57:59,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2019-11-07 00:57:59,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 172. [2019-11-07 00:57:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-11-07 00:57:59,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 204 transitions. [2019-11-07 00:57:59,759 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 204 transitions. Word has length 52 [2019-11-07 00:57:59,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:57:59,760 INFO L462 AbstractCegarLoop]: Abstraction has 172 states and 204 transitions. [2019-11-07 00:57:59,760 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:57:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 204 transitions. [2019-11-07 00:57:59,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-07 00:57:59,763 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:57:59,763 INFO L410 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] [2019-11-07 00:57:59,763 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:57:59,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:57:59,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1258139816, now seen corresponding path program 1 times [2019-11-07 00:57:59,764 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:57:59,764 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351490001] [2019-11-07 00:57:59,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:57:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:57:59,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:57:59,931 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351490001] [2019-11-07 00:57:59,932 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:57:59,932 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:57:59,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47425621] [2019-11-07 00:57:59,933 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:57:59,933 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:57:59,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:57:59,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:57:59,934 INFO L87 Difference]: Start difference. First operand 172 states and 204 transitions. Second operand 6 states. [2019-11-07 00:58:00,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:58:00,109 INFO L93 Difference]: Finished difference Result 453 states and 560 transitions. [2019-11-07 00:58:00,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:58:00,110 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-11-07 00:58:00,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:58:00,114 INFO L225 Difference]: With dead ends: 453 [2019-11-07 00:58:00,114 INFO L226 Difference]: Without dead ends: 305 [2019-11-07 00:58:00,116 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 00:58:00,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2019-11-07 00:58:00,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 299. [2019-11-07 00:58:00,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2019-11-07 00:58:00,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 358 transitions. [2019-11-07 00:58:00,159 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 358 transitions. Word has length 55 [2019-11-07 00:58:00,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:58:00,163 INFO L462 AbstractCegarLoop]: Abstraction has 299 states and 358 transitions. [2019-11-07 00:58:00,163 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:58:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 358 transitions. [2019-11-07 00:58:00,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-07 00:58:00,166 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:58:00,166 INFO L410 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] [2019-11-07 00:58:00,169 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:58:00,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:58:00,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1200680476, now seen corresponding path program 1 times [2019-11-07 00:58:00,170 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:58:00,170 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890546850] [2019-11-07 00:58:00,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:58:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:58:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:58:00,286 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890546850] [2019-11-07 00:58:00,286 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:58:00,286 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:58:00,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439012971] [2019-11-07 00:58:00,287 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:58:00,287 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:58:00,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:58:00,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:58:00,289 INFO L87 Difference]: Start difference. First operand 299 states and 358 transitions. Second operand 6 states. [2019-11-07 00:58:00,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:58:00,440 INFO L93 Difference]: Finished difference Result 545 states and 668 transitions. [2019-11-07 00:58:00,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 00:58:00,441 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2019-11-07 00:58:00,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:58:00,441 INFO L225 Difference]: With dead ends: 545 [2019-11-07 00:58:00,442 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 00:58:00,446 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 00:58:00,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 00:58:00,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 00:58:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 00:58:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 00:58:00,450 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2019-11-07 00:58:00,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:58:00,451 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 00:58:00,451 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:58:00,452 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 00:58:00,452 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 00:58:00,457 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 00:58:01,074 INFO L443 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2019-11-07 00:58:01,075 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2019-11-07 00:58:01,075 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-11-07 00:58:01,075 INFO L443 ceAbstractionStarter]: For program point L502-2(lines 502 523) no Hoare annotation was computed. [2019-11-07 00:58:01,075 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 477 532) no Hoare annotation was computed. [2019-11-07 00:58:01,075 INFO L443 ceAbstractionStarter]: For program point L524(lines 501 525) no Hoare annotation was computed. [2019-11-07 00:58:01,075 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 477 532) no Hoare annotation was computed. [2019-11-07 00:58:01,076 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 477 532) no Hoare annotation was computed. [2019-11-07 00:58:01,076 INFO L443 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2019-11-07 00:58:01,076 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 533 592) no Hoare annotation was computed. [2019-11-07 00:58:01,076 INFO L443 ceAbstractionStarter]: For program point L565(lines 565 569) no Hoare annotation was computed. [2019-11-07 00:58:01,076 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 565 569) no Hoare annotation was computed. [2019-11-07 00:58:01,076 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-11-07 00:58:01,076 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 533 592) no Hoare annotation was computed. [2019-11-07 00:58:01,077 INFO L443 ceAbstractionStarter]: For program point L559-2(lines 559 584) no Hoare annotation was computed. [2019-11-07 00:58:01,077 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 533 592) no Hoare annotation was computed. [2019-11-07 00:58:01,077 INFO L443 ceAbstractionStarter]: For program point L585(lines 558 586) no Hoare annotation was computed. [2019-11-07 00:58:01,077 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-11-07 00:58:01,077 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 382 388) the Hoare annotation is: true [2019-11-07 00:58:01,078 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 382 388) no Hoare annotation was computed. [2019-11-07 00:58:01,078 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 389 397) no Hoare annotation was computed. [2019-11-07 00:58:01,078 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 389 397) the Hoare annotation is: true [2019-11-07 00:58:01,078 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 389 397) no Hoare annotation was computed. [2019-11-07 00:58:01,080 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 863 885) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,080 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 863 885) no Hoare annotation was computed. [2019-11-07 00:58:01,081 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 863 885) no Hoare annotation was computed. [2019-11-07 00:58:01,081 INFO L439 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,082 INFO L439 ceAbstractionStarter]: At program point L875-1(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,082 INFO L443 ceAbstractionStarter]: For program point L873(lines 873 880) no Hoare annotation was computed. [2019-11-07 00:58:01,082 INFO L443 ceAbstractionStarter]: For program point L873-1(lines 873 880) no Hoare annotation was computed. [2019-11-07 00:58:01,082 INFO L443 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2019-11-07 00:58:01,082 INFO L439 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,082 INFO L439 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,083 INFO L439 ceAbstractionStarter]: At program point L869-1(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,083 INFO L443 ceAbstractionStarter]: For program point L833(line 833) no Hoare annotation was computed. [2019-11-07 00:58:01,083 INFO L443 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2019-11-07 00:58:01,083 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 822 845) no Hoare annotation was computed. [2019-11-07 00:58:01,083 INFO L443 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2019-11-07 00:58:01,084 INFO L443 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2019-11-07 00:58:01,084 INFO L443 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2019-11-07 00:58:01,084 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 822 845) no Hoare annotation was computed. [2019-11-07 00:58:01,085 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-11-07 00:58:01,085 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 822 845) no Hoare annotation was computed. [2019-11-07 00:58:01,085 INFO L443 ceAbstractionStarter]: For program point L827(line 827) no Hoare annotation was computed. [2019-11-07 00:58:01,085 INFO L443 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2019-11-07 00:58:01,085 INFO L443 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2019-11-07 00:58:01,085 INFO L443 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2019-11-07 00:58:01,085 INFO L443 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2019-11-07 00:58:01,086 INFO L443 ceAbstractionStarter]: For program point L836(line 836) no Hoare annotation was computed. [2019-11-07 00:58:01,086 INFO L443 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2019-11-07 00:58:01,086 INFO L443 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2019-11-07 00:58:01,086 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 247 261) no Hoare annotation was computed. [2019-11-07 00:58:01,087 INFO L439 ceAbstractionStarter]: At program point L253(line 253) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 00:58:01,087 INFO L443 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2019-11-07 00:58:01,087 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 247 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 00:58:01,087 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 247 261) no Hoare annotation was computed. [2019-11-07 00:58:01,087 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 157 164) no Hoare annotation was computed. [2019-11-07 00:58:01,088 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 157 164) no Hoare annotation was computed. [2019-11-07 00:58:01,088 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 157 164) no Hoare annotation was computed. [2019-11-07 00:58:01,088 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 202 210) no Hoare annotation was computed. [2019-11-07 00:58:01,088 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 202 210) the Hoare annotation is: true [2019-11-07 00:58:01,088 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 202 210) no Hoare annotation was computed. [2019-11-07 00:58:01,088 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 226) no Hoare annotation was computed. [2019-11-07 00:58:01,088 INFO L443 ceAbstractionStarter]: For program point L218-2(lines 218 226) no Hoare annotation was computed. [2019-11-07 00:58:01,088 INFO L443 ceAbstractionStarter]: For program point L241(line 241) no Hoare annotation was computed. [2019-11-07 00:58:01,089 INFO L443 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2019-11-07 00:58:01,089 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 211 246) no Hoare annotation was computed. [2019-11-07 00:58:01,089 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 211 246) no Hoare annotation was computed. [2019-11-07 00:58:01,089 INFO L443 ceAbstractionStarter]: For program point L230(lines 230 238) no Hoare annotation was computed. [2019-11-07 00:58:01,089 INFO L443 ceAbstractionStarter]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2019-11-07 00:58:01,089 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 211 246) no Hoare annotation was computed. [2019-11-07 00:58:01,089 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 375 381) no Hoare annotation was computed. [2019-11-07 00:58:01,090 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 375 381) the Hoare annotation is: true [2019-11-07 00:58:01,090 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 431 476) no Hoare annotation was computed. [2019-11-07 00:58:01,090 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 431 476) no Hoare annotation was computed. [2019-11-07 00:58:01,090 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 431 476) no Hoare annotation was computed. [2019-11-07 00:58:01,090 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 771) no Hoare annotation was computed. [2019-11-07 00:58:01,090 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 744 789) no Hoare annotation was computed. [2019-11-07 00:58:01,090 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 778) no Hoare annotation was computed. [2019-11-07 00:58:01,091 INFO L443 ceAbstractionStarter]: For program point L758-1(lines 758 778) no Hoare annotation was computed. [2019-11-07 00:58:01,091 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 744 789) no Hoare annotation was computed. [2019-11-07 00:58:01,092 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 744 789) no Hoare annotation was computed. [2019-11-07 00:58:01,092 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 853 862) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,092 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 853 862) no Hoare annotation was computed. [2019-11-07 00:58:01,092 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 853 862) no Hoare annotation was computed. [2019-11-07 00:58:01,092 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 191 201) no Hoare annotation was computed. [2019-11-07 00:58:01,093 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 191 201) no Hoare annotation was computed. [2019-11-07 00:58:01,093 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 191 201) no Hoare annotation was computed. [2019-11-07 00:58:01,093 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-07 00:58:01,093 INFO L443 ceAbstractionStarter]: For program point L196-1(line 196) no Hoare annotation was computed. [2019-11-07 00:58:01,093 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 183 190) the Hoare annotation is: true [2019-11-07 00:58:01,094 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 183 190) no Hoare annotation was computed. [2019-11-07 00:58:01,094 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 183 190) no Hoare annotation was computed. [2019-11-07 00:58:01,097 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 150 156) no Hoare annotation was computed. [2019-11-07 00:58:01,098 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 150 156) the Hoare annotation is: true [2019-11-07 00:58:01,098 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2019-11-07 00:58:01,098 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 46 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,098 INFO L443 ceAbstractionStarter]: For program point L58(lines 58 62) no Hoare annotation was computed. [2019-11-07 00:58:01,099 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 46 113) no Hoare annotation was computed. [2019-11-07 00:58:01,099 INFO L439 ceAbstractionStarter]: At program point L106(lines 55 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,101 INFO L439 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,102 INFO L443 ceAbstractionStarter]: For program point L94(lines 94 100) no Hoare annotation was computed. [2019-11-07 00:58:01,103 INFO L439 ceAbstractionStarter]: At program point L94-1(lines 86 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,103 INFO L443 ceAbstractionStarter]: For program point L57(lines 56 105) no Hoare annotation was computed. [2019-11-07 00:58:01,103 INFO L439 ceAbstractionStarter]: At program point L88(line 88) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,103 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 101) no Hoare annotation was computed. [2019-11-07 00:58:01,103 INFO L439 ceAbstractionStarter]: At program point L78(line 78) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,103 INFO L443 ceAbstractionStarter]: For program point L76(lines 76 82) no Hoare annotation was computed. [2019-11-07 00:58:01,104 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2019-11-07 00:58:01,104 INFO L439 ceAbstractionStarter]: At program point L103(lines 56 105) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,104 INFO L439 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,104 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 46 113) no Hoare annotation was computed. [2019-11-07 00:58:01,104 INFO L443 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2019-11-07 00:58:01,104 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 698 743) no Hoare annotation was computed. [2019-11-07 00:58:01,105 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 698 743) no Hoare annotation was computed. [2019-11-07 00:58:01,105 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 698 743) no Hoare annotation was computed. [2019-11-07 00:58:01,105 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 725) no Hoare annotation was computed. [2019-11-07 00:58:01,105 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 732) no Hoare annotation was computed. [2019-11-07 00:58:01,105 INFO L443 ceAbstractionStarter]: For program point L712-1(lines 712 732) no Hoare annotation was computed. [2019-11-07 00:58:01,105 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 344) no Hoare annotation was computed. [2019-11-07 00:58:01,105 INFO L443 ceAbstractionStarter]: For program point L336-2(lines 336 344) no Hoare annotation was computed. [2019-11-07 00:58:01,105 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 328 350) no Hoare annotation was computed. [2019-11-07 00:58:01,106 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 328 350) no Hoare annotation was computed. [2019-11-07 00:58:01,106 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 328 350) no Hoare annotation was computed. [2019-11-07 00:58:01,106 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 365 374) no Hoare annotation was computed. [2019-11-07 00:58:01,106 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 365 374) no Hoare annotation was computed. [2019-11-07 00:58:01,106 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 365 374) no Hoare annotation was computed. [2019-11-07 00:58:01,106 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 595 697) no Hoare annotation was computed. [2019-11-07 00:58:01,106 INFO L443 ceAbstractionStarter]: For program point L665(lines 643 666) no Hoare annotation was computed. [2019-11-07 00:58:01,107 INFO L443 ceAbstractionStarter]: For program point L624(lines 624 640) no Hoare annotation was computed. [2019-11-07 00:58:01,107 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 691) no Hoare annotation was computed. [2019-11-07 00:58:01,107 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 595 697) no Hoare annotation was computed. [2019-11-07 00:58:01,107 INFO L443 ceAbstractionStarter]: For program point L645(lines 644 664) no Hoare annotation was computed. [2019-11-07 00:58:01,107 INFO L443 ceAbstractionStarter]: For program point L676(line 676) no Hoare annotation was computed. [2019-11-07 00:58:01,107 INFO L443 ceAbstractionStarter]: For program point L676-1(line 676) no Hoare annotation was computed. [2019-11-07 00:58:01,107 INFO L443 ceAbstractionStarter]: For program point L641(lines 641 682) no Hoare annotation was computed. [2019-11-07 00:58:01,107 INFO L443 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2019-11-07 00:58:01,108 INFO L443 ceAbstractionStarter]: For program point L660-1(line 660) no Hoare annotation was computed. [2019-11-07 00:58:01,108 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 595 697) no Hoare annotation was computed. [2019-11-07 00:58:01,108 INFO L443 ceAbstractionStarter]: For program point L619(lines 619 623) no Hoare annotation was computed. [2019-11-07 00:58:01,108 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 694) no Hoare annotation was computed. [2019-11-07 00:58:01,108 INFO L443 ceAbstractionStarter]: For program point L646(lines 646 650) no Hoare annotation was computed. [2019-11-07 00:58:01,108 INFO L443 ceAbstractionStarter]: For program point L644-2(lines 644 664) no Hoare annotation was computed. [2019-11-07 00:58:01,108 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:58:01,108 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:58:01,109 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:58:01,109 INFO L443 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-11-07 00:58:01,109 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 166 182) no Hoare annotation was computed. [2019-11-07 00:58:01,109 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 179) no Hoare annotation was computed. [2019-11-07 00:58:01,109 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 166 182) no Hoare annotation was computed. [2019-11-07 00:58:01,109 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-07 00:58:01,109 INFO L443 ceAbstractionStarter]: For program point L171-1(line 171) no Hoare annotation was computed. [2019-11-07 00:58:01,110 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 166 182) no Hoare annotation was computed. [2019-11-07 00:58:01,110 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 351 359) no Hoare annotation was computed. [2019-11-07 00:58:01,110 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 351 359) no Hoare annotation was computed. [2019-11-07 00:58:01,110 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 351 359) no Hoare annotation was computed. [2019-11-07 00:58:01,110 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 307 318) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:58:01,110 INFO L443 ceAbstractionStarter]: For program point L311-1(lines 307 318) no Hoare annotation was computed. [2019-11-07 00:58:01,110 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 307 318) no Hoare annotation was computed. [2019-11-07 00:58:01,110 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:58:01,111 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 00:58:01,111 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:58:01,111 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 126 149) the Hoare annotation is: true [2019-11-07 00:58:01,111 INFO L439 ceAbstractionStarter]: At program point L139(line 139) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0))) [2019-11-07 00:58:01,111 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 126 149) no Hoare annotation was computed. [2019-11-07 00:58:01,111 INFO L446 ceAbstractionStarter]: At program point L137(lines 137 143) the Hoare annotation is: true [2019-11-07 00:58:01,111 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 126 149) no Hoare annotation was computed. [2019-11-07 00:58:01,112 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 00:58:01,112 INFO L443 ceAbstractionStarter]: For program point L130(lines 129 148) no Hoare annotation was computed. [2019-11-07 00:58:01,112 INFO L446 ceAbstractionStarter]: At program point L802-2(lines 802 816) the Hoare annotation is: true [2019-11-07 00:58:01,112 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 792 821) no Hoare annotation was computed. [2019-11-07 00:58:01,112 INFO L446 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: true [2019-11-07 00:58:01,112 INFO L443 ceAbstractionStarter]: For program point L798-1(line 798) no Hoare annotation was computed. [2019-11-07 00:58:01,112 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 792 821) the Hoare annotation is: true [2019-11-07 00:58:01,112 INFO L446 ceAbstractionStarter]: At program point L817(lines 792 821) the Hoare annotation is: true [2019-11-07 00:58:01,113 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-11-07 00:58:01,113 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 810) no Hoare annotation was computed. [2019-11-07 00:58:01,113 INFO L446 ceAbstractionStarter]: At program point L806-1(lines 806 810) the Hoare annotation is: true [2019-11-07 00:58:01,113 INFO L443 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2019-11-07 00:58:01,113 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 319 327) the Hoare annotation is: true [2019-11-07 00:58:01,114 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 319 327) no Hoare annotation was computed. [2019-11-07 00:58:01,114 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 319 327) no Hoare annotation was computed. [2019-11-07 00:58:01,114 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 283 294) the Hoare annotation is: true [2019-11-07 00:58:01,114 INFO L443 ceAbstractionStarter]: For program point L287-1(lines 283 294) no Hoare annotation was computed. [2019-11-07 00:58:01,114 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 283 294) no Hoare annotation was computed. [2019-11-07 00:58:01,114 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 846 852) no Hoare annotation was computed. [2019-11-07 00:58:01,114 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 846 852) the Hoare annotation is: true [2019-11-07 00:58:01,115 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:58:01,115 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-07 00:58:01,115 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:58:01,115 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:58:01,115 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 262 269) no Hoare annotation was computed. [2019-11-07 00:58:01,115 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 262 269) the Hoare annotation is: true [2019-11-07 00:58:01,115 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 262 269) no Hoare annotation was computed. [2019-11-07 00:58:01,115 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 295 306) no Hoare annotation was computed. [2019-11-07 00:58:01,116 INFO L443 ceAbstractionStarter]: For program point L299-1(lines 295 306) no Hoare annotation was computed. [2019-11-07 00:58:01,116 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 295 306) the Hoare annotation is: true [2019-11-07 00:58:01,116 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 271 278) no Hoare annotation was computed. [2019-11-07 00:58:01,116 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 271 278) the Hoare annotation is: true [2019-11-07 00:58:01,116 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 275) no Hoare annotation was computed. [2019-11-07 00:58:01,116 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 271 278) no Hoare annotation was computed. [2019-11-07 00:58:01,116 INFO L439 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 00:58:01,117 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 399 423) the Hoare annotation is: true [2019-11-07 00:58:01,117 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 417) no Hoare annotation was computed. [2019-11-07 00:58:01,117 INFO L439 ceAbstractionStarter]: At program point L409(line 409) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 00:58:01,117 INFO L443 ceAbstractionStarter]: For program point L409-1(line 409) no Hoare annotation was computed. [2019-11-07 00:58:01,117 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 399 423) no Hoare annotation was computed. [2019-11-07 00:58:01,117 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 420) no Hoare annotation was computed. [2019-11-07 00:58:01,117 INFO L443 ceAbstractionStarter]: For program point L407-1(lines 399 423) no Hoare annotation was computed. [2019-11-07 00:58:01,118 INFO L446 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: true [2019-11-07 00:58:01,119 INFO L443 ceAbstractionStarter]: For program point L405-1(line 405) no Hoare annotation was computed. [2019-11-07 00:58:01,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:58:01 BoogieIcfgContainer [2019-11-07 00:58:01,139 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 00:58:01,143 INFO L168 Benchmark]: Toolchain (without parser) took 4674.88 ms. Allocated memory was 145.8 MB in the beginning and 248.0 MB in the end (delta: 102.2 MB). Free memory was 101.6 MB in the beginning and 173.7 MB in the end (delta: -72.0 MB). Peak memory consumption was 114.5 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:01,145 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 00:58:01,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.59 ms. Allocated memory was 145.8 MB in the beginning and 205.0 MB in the end (delta: 59.2 MB). Free memory was 101.4 MB in the beginning and 174.0 MB in the end (delta: -72.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:01,148 INFO L168 Benchmark]: Boogie Preprocessor took 82.34 ms. Allocated memory is still 205.0 MB. Free memory was 174.0 MB in the beginning and 169.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:01,153 INFO L168 Benchmark]: RCFGBuilder took 1093.18 ms. Allocated memory was 205.0 MB in the beginning and 237.5 MB in the end (delta: 32.5 MB). Free memory was 169.3 MB in the beginning and 205.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:01,154 INFO L168 Benchmark]: TraceAbstraction took 2819.54 ms. Allocated memory was 237.5 MB in the beginning and 248.0 MB in the end (delta: 10.5 MB). Free memory was 204.5 MB in the beginning and 173.7 MB in the end (delta: 30.9 MB). Peak memory consumption was 125.6 MB. Max. memory is 7.1 GB. [2019-11-07 00:58:01,168 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.59 ms. Allocated memory was 145.8 MB in the beginning and 205.0 MB in the end (delta: 59.2 MB). Free memory was 101.4 MB in the beginning and 174.0 MB in the end (delta: -72.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.34 ms. Allocated memory is still 205.0 MB. Free memory was 174.0 MB in the beginning and 169.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1093.18 ms. Allocated memory was 205.0 MB in the beginning and 237.5 MB in the end (delta: 32.5 MB). Free memory was 169.3 MB in the beginning and 205.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2819.54 ms. Allocated memory was 237.5 MB in the beginning and 248.0 MB in the end (delta: 10.5 MB). Free memory was 204.5 MB in the beginning and 173.7 MB in the end (delta: 30.9 MB). Peak memory consumption was 125.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 275]: 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: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Result: SAFE, OverallTime: 2.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 511 SDtfs, 252 SDslu, 1034 SDs, 0 SdLazy, 245 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=299occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 30 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 308 PreInvPairs, 351 NumberOfFragments, 406 HoareAnnotationTreeSize, 308 FomulaSimplifications, 343 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 1233 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 24632 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...