/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:54:00,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:54:00,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:54:00,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:54:00,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:54:00,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:54:00,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:54:00,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:54:00,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:54:00,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:54:00,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:54:00,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:54:00,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:54:00,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:54:00,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:54:00,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:54:00,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:54:00,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:54:00,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:54:00,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:54:00,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:54:00,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:54:00,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:54:00,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:54:00,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:54:00,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:54:00,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:54:00,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:54:00,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:54:00,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:54:00,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:54:00,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:54:00,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:54:00,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:54:00,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:54:00,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:54:00,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:54:00,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:54:00,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:54:00,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:54:00,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:54:00,266 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 [2020-07-21 12:54:00,287 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:54:00,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:54:00,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:54:00,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:54:00,290 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:54:00,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:54:00,290 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:54:00,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:54:00,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:54:00,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:54:00,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:54:00,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:54:00,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:54:00,292 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:54:00,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:54:00,292 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:54:00,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:54:00,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:54:00,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:54:00,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:54:00,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:54:00,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:54:00,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:54:00,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:54:00,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:54:00,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:54:00,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:00,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:54:00,294 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:54:00,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:54:00,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:54:00,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:54:00,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:54:00,607 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:54:00,608 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:54:00,609 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c [2020-07-21 12:54:00,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d96c2dd65/e29a9afa462f4e7ba6d58cfc1f4f9987/FLAG9e87bc0d4 [2020-07-21 12:54:01,202 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:54:01,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c [2020-07-21 12:54:01,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d96c2dd65/e29a9afa462f4e7ba6d58cfc1f4f9987/FLAG9e87bc0d4 [2020-07-21 12:54:01,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d96c2dd65/e29a9afa462f4e7ba6d58cfc1f4f9987 [2020-07-21 12:54:01,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:54:01,575 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:54:01,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:54:01,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:54:01,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:54:01,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:54:01" (1/1) ... [2020-07-21 12:54:01,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56d07ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:01, skipping insertion in model container [2020-07-21 12:54:01,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:54:01" (1/1) ... [2020-07-21 12:54:01,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:54:01,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:54:01,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:54:02,056 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:54:02,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:54:02,215 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:54:02,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02 WrapperNode [2020-07-21 12:54:02,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:54:02,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:54:02,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:54:02,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:54:02,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02" (1/1) ... [2020-07-21 12:54:02,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02" (1/1) ... [2020-07-21 12:54:02,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02" (1/1) ... [2020-07-21 12:54:02,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02" (1/1) ... [2020-07-21 12:54:02,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02" (1/1) ... [2020-07-21 12:54:02,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02" (1/1) ... [2020-07-21 12:54:02,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02" (1/1) ... [2020-07-21 12:54:02,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:54:02,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:54:02,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:54:02,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:54:02,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02" (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 [2020-07-21 12:54:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:54:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:54:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:54:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:54:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:54:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:54:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:54:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:54:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:54:02,371 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:54:02,371 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:54:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:54:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:54:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:54:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:54:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:54:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 12:54:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:54:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:54:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:54:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:54:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:54:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:54:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:54:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:54:02,375 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:54:02,375 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:54:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:54:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:54:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:54:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:54:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:54:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:54:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:54:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:54:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:54:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:54:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:54:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:54:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:54:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:54:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:54:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:54:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:54:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:54:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:54:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:54:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:54:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 12:54:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:54:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:54:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:54:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:54:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:54:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:54:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:54:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:54:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:54:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:54:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:54:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:54:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:54:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:54:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:54:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:54:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:54:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:54:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:54:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:54:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:54:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:54:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:54:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:54:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:54:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:54:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:54:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:54:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:54:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:54:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:54:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:54:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:54:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:54:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:54:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:54:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:54:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:54:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:54:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:54:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:54:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:54:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:54:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:54:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:54:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:54:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:54:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:54:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:54:03,433 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:54:03,433 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:54:03,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:54:03 BoogieIcfgContainer [2020-07-21 12:54:03,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:54:03,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:54:03,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:54:03,444 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:54:03,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:54:01" (1/3) ... [2020-07-21 12:54:03,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5c17aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:54:03, skipping insertion in model container [2020-07-21 12:54:03,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:02" (2/3) ... [2020-07-21 12:54:03,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5c17aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:54:03, skipping insertion in model container [2020-07-21 12:54:03,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:54:03" (3/3) ... [2020-07-21 12:54:03,448 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product31.cil.c [2020-07-21 12:54:03,458 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:54:03,466 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:54:03,480 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:54:03,505 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:54:03,505 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:54:03,505 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:54:03,505 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:54:03,506 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:54:03,506 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:54:03,506 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:54:03,507 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:54:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2020-07-21 12:54:03,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 12:54:03,541 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:03,542 INFO L422 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] [2020-07-21 12:54:03,543 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:03,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:03,549 INFO L82 PathProgramCache]: Analyzing trace with hash 206816994, now seen corresponding path program 1 times [2020-07-21 12:54:03,558 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:03,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1426820224] [2020-07-21 12:54:03,560 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:04,011 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:04,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:04,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:54:04,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:04,060 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 12:54:04,061 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:04,062 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1426820224] [2020-07-21 12:54:04,063 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:04,063 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:54:04,064 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560105596] [2020-07-21 12:54:04,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:54:04,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:04,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:54:04,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:54:04,086 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 2 states. [2020-07-21 12:54:04,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:04,132 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2020-07-21 12:54:04,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:54:04,134 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 12:54:04,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:04,149 INFO L225 Difference]: With dead ends: 272 [2020-07-21 12:54:04,149 INFO L226 Difference]: Without dead ends: 138 [2020-07-21 12:54:04,157 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:54:04,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-07-21 12:54:04,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2020-07-21 12:54:04,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-07-21 12:54:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2020-07-21 12:54:04,226 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 59 [2020-07-21 12:54:04,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:04,227 INFO L479 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2020-07-21 12:54:04,227 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:54:04,227 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2020-07-21 12:54:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 12:54:04,232 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:04,233 INFO L422 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] [2020-07-21 12:54:04,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:04,447 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:04,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:04,448 INFO L82 PathProgramCache]: Analyzing trace with hash -151170142, now seen corresponding path program 1 times [2020-07-21 12:54:04,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:04,449 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [182843829] [2020-07-21 12:54:04,450 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:04,856 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:04,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:04,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:54:04,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:04,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 12:54:04,909 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:04,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [182843829] [2020-07-21 12:54:04,910 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:04,910 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:54:04,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70746745] [2020-07-21 12:54:04,912 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:54:04,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:04,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:54:04,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:04,913 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 3 states. [2020-07-21 12:54:04,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:04,938 INFO L93 Difference]: Finished difference Result 215 states and 253 transitions. [2020-07-21 12:54:04,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:54:04,938 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 12:54:04,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:04,941 INFO L225 Difference]: With dead ends: 215 [2020-07-21 12:54:04,941 INFO L226 Difference]: Without dead ends: 129 [2020-07-21 12:54:04,943 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:04,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-07-21 12:54:04,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2020-07-21 12:54:04,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-07-21 12:54:04,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 151 transitions. [2020-07-21 12:54:04,958 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 151 transitions. Word has length 60 [2020-07-21 12:54:04,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:04,958 INFO L479 AbstractCegarLoop]: Abstraction has 129 states and 151 transitions. [2020-07-21 12:54:04,959 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:54:04,959 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 151 transitions. [2020-07-21 12:54:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 12:54:04,961 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:04,962 INFO L422 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] [2020-07-21 12:54:05,174 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:05,175 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:05,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:05,176 INFO L82 PathProgramCache]: Analyzing trace with hash -733738644, now seen corresponding path program 1 times [2020-07-21 12:54:05,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:05,177 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [744565585] [2020-07-21 12:54:05,177 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:05,530 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:05,530 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:05,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:54:05,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:05,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:54:05,574 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:05,574 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [744565585] [2020-07-21 12:54:05,575 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:05,575 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:54:05,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692981915] [2020-07-21 12:54:05,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:54:05,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:05,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:54:05,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:05,577 INFO L87 Difference]: Start difference. First operand 129 states and 151 transitions. Second operand 3 states. [2020-07-21 12:54:05,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:05,605 INFO L93 Difference]: Finished difference Result 329 states and 397 transitions. [2020-07-21 12:54:05,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:54:05,606 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 12:54:05,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:05,610 INFO L225 Difference]: With dead ends: 329 [2020-07-21 12:54:05,611 INFO L226 Difference]: Without dead ends: 228 [2020-07-21 12:54:05,612 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:05,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-07-21 12:54:05,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 224. [2020-07-21 12:54:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-07-21 12:54:05,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 269 transitions. [2020-07-21 12:54:05,664 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 269 transitions. Word has length 64 [2020-07-21 12:54:05,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:05,668 INFO L479 AbstractCegarLoop]: Abstraction has 224 states and 269 transitions. [2020-07-21 12:54:05,668 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:54:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 269 transitions. [2020-07-21 12:54:05,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 12:54:05,679 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:05,679 INFO L422 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] [2020-07-21 12:54:05,892 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:05,893 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:05,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:05,894 INFO L82 PathProgramCache]: Analyzing trace with hash -254396696, now seen corresponding path program 1 times [2020-07-21 12:54:05,895 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:05,895 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [857758969] [2020-07-21 12:54:05,896 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:06,215 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:06,215 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:06,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:54:06,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:06,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:54:06,271 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:06,272 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [857758969] [2020-07-21 12:54:06,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:06,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:54:06,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695658015] [2020-07-21 12:54:06,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:54:06,274 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:06,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:54:06,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:54:06,278 INFO L87 Difference]: Start difference. First operand 224 states and 269 transitions. Second operand 6 states. [2020-07-21 12:54:06,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:06,490 INFO L93 Difference]: Finished difference Result 347 states and 430 transitions. [2020-07-21 12:54:06,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:54:06,490 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 12:54:06,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:06,491 INFO L225 Difference]: With dead ends: 347 [2020-07-21 12:54:06,491 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:54:06,494 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:54:06,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:54:06,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:54:06,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:54:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:54:06,496 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-21 12:54:06,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:06,496 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:54:06,496 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:54:06,496 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:54:06,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:54:06,707 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:06,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:54:07,444 INFO L268 CegarLoopResult]: For program point L634(lines 611 635) no Hoare annotation was computed. [2020-07-21 12:54:07,444 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 587 642) no Hoare annotation was computed. [2020-07-21 12:54:07,444 INFO L268 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2020-07-21 12:54:07,445 INFO L268 CegarLoopResult]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2020-07-21 12:54:07,445 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 587 642) no Hoare annotation was computed. [2020-07-21 12:54:07,445 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-07-21 12:54:07,445 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 587 642) no Hoare annotation was computed. [2020-07-21 12:54:07,445 INFO L268 CegarLoopResult]: For program point L612-2(lines 612 633) no Hoare annotation was computed. [2020-07-21 12:54:07,445 INFO L268 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-07-21 12:54:07,445 INFO L268 CegarLoopResult]: For program point L669-2(lines 669 694) no Hoare annotation was computed. [2020-07-21 12:54:07,445 INFO L268 CegarLoopResult]: For program point L695(lines 668 696) no Hoare annotation was computed. [2020-07-21 12:54:07,446 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 643 702) no Hoare annotation was computed. [2020-07-21 12:54:07,446 INFO L268 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-07-21 12:54:07,446 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-07-21 12:54:07,446 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 643 702) no Hoare annotation was computed. [2020-07-21 12:54:07,446 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 643 702) no Hoare annotation was computed. [2020-07-21 12:54:07,447 INFO L268 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-07-21 12:54:07,447 INFO L268 CegarLoopResult]: For program point L675-1(lines 675 679) no Hoare annotation was computed. [2020-07-21 12:54:07,447 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 968 974) the Hoare annotation is: true [2020-07-21 12:54:07,447 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 968 974) no Hoare annotation was computed. [2020-07-21 12:54:07,449 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 975 983) no Hoare annotation was computed. [2020-07-21 12:54:07,449 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 975 983) the Hoare annotation is: true [2020-07-21 12:54:07,449 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 975 983) no Hoare annotation was computed. [2020-07-21 12:54:07,449 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 902 909) the Hoare annotation is: true [2020-07-21 12:54:07,450 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 902 909) no Hoare annotation was computed. [2020-07-21 12:54:07,450 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 902 909) no Hoare annotation was computed. [2020-07-21 12:54:07,450 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 910 919) the Hoare annotation is: true [2020-07-21 12:54:07,451 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 910 919) no Hoare annotation was computed. [2020-07-21 12:54:07,451 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 910 919) no Hoare annotation was computed. [2020-07-21 12:54:07,451 INFO L268 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-07-21 12:54:07,451 INFO L268 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-07-21 12:54:07,451 INFO L268 CegarLoopResult]: For program point L928(lines 928 945) no Hoare annotation was computed. [2020-07-21 12:54:07,451 INFO L268 CegarLoopResult]: For program point L928-1(lines 920 948) no Hoare annotation was computed. [2020-07-21 12:54:07,451 INFO L271 CegarLoopResult]: At program point L926(line 926) the Hoare annotation is: true [2020-07-21 12:54:07,451 INFO L268 CegarLoopResult]: For program point L926-1(line 926) no Hoare annotation was computed. [2020-07-21 12:54:07,452 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 920 948) the Hoare annotation is: true [2020-07-21 12:54:07,452 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 920 948) no Hoare annotation was computed. [2020-07-21 12:54:07,452 INFO L264 CegarLoopResult]: At program point L935(line 935) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 12:54:07,452 INFO L268 CegarLoopResult]: For program point L933(lines 933 939) no Hoare annotation was computed. [2020-07-21 12:54:07,452 INFO L268 CegarLoopResult]: For program point L932(lines 932 942) no Hoare annotation was computed. [2020-07-21 12:54:07,452 INFO L271 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: true [2020-07-21 12:54:07,452 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 511 533) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,453 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 511 533) no Hoare annotation was computed. [2020-07-21 12:54:07,453 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 511 533) no Hoare annotation was computed. [2020-07-21 12:54:07,453 INFO L264 CegarLoopResult]: At program point L523(line 523) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,453 INFO L264 CegarLoopResult]: At program point L523-1(line 523) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,453 INFO L268 CegarLoopResult]: For program point L521(lines 521 528) no Hoare annotation was computed. [2020-07-21 12:54:07,453 INFO L268 CegarLoopResult]: For program point L521-1(lines 521 528) no Hoare annotation was computed. [2020-07-21 12:54:07,453 INFO L268 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-07-21 12:54:07,453 INFO L264 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,454 INFO L264 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,454 INFO L264 CegarLoopResult]: At program point L517-1(line 517) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,454 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-21 12:54:07,454 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-07-21 12:54:07,454 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 465 488) no Hoare annotation was computed. [2020-07-21 12:54:07,454 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-07-21 12:54:07,454 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-21 12:54:07,455 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-07-21 12:54:07,455 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 465 488) no Hoare annotation was computed. [2020-07-21 12:54:07,455 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-07-21 12:54:07,455 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 465 488) no Hoare annotation was computed. [2020-07-21 12:54:07,455 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-21 12:54:07,455 INFO L268 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-07-21 12:54:07,455 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-07-21 12:54:07,455 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-07-21 12:54:07,455 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-07-21 12:54:07,456 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-07-21 12:54:07,456 INFO L268 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-07-21 12:54:07,456 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-07-21 12:54:07,456 INFO L264 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:54:07,456 INFO L268 CegarLoopResult]: For program point L188-1(lines 169 193) no Hoare annotation was computed. [2020-07-21 12:54:07,456 INFO L264 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:54:07,456 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:54:07,456 INFO L268 CegarLoopResult]: For program point L177(lines 177 185) no Hoare annotation was computed. [2020-07-21 12:54:07,457 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 169 193) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:54:07,457 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:54:07,457 INFO L268 CegarLoopResult]: For program point L175-1(line 175) no Hoare annotation was computed. [2020-07-21 12:54:07,457 INFO L268 CegarLoopResult]: For program point L173(lines 173 190) no Hoare annotation was computed. [2020-07-21 12:54:07,457 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 169 193) no Hoare annotation was computed. [2020-07-21 12:54:07,457 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 328 342) no Hoare annotation was computed. [2020-07-21 12:54:07,457 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:54:07,458 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-07-21 12:54:07,459 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 328 342) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-21 12:54:07,459 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 328 342) no Hoare annotation was computed. [2020-07-21 12:54:07,461 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 264 272) no Hoare annotation was computed. [2020-07-21 12:54:07,461 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 264 272) the Hoare annotation is: true [2020-07-21 12:54:07,462 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 264 272) no Hoare annotation was computed. [2020-07-21 12:54:07,462 INFO L268 CegarLoopResult]: For program point L318(lines 318 322) no Hoare annotation was computed. [2020-07-21 12:54:07,462 INFO L271 CegarLoopResult]: At program point L316(line 316) the Hoare annotation is: true [2020-07-21 12:54:07,462 INFO L268 CegarLoopResult]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2020-07-21 12:54:07,462 INFO L268 CegarLoopResult]: For program point L316-1(line 316) no Hoare annotation was computed. [2020-07-21 12:54:07,462 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 309 327) the Hoare annotation is: true [2020-07-21 12:54:07,462 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 309 327) no Hoare annotation was computed. [2020-07-21 12:54:07,463 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 309 327) no Hoare annotation was computed. [2020-07-21 12:54:07,463 INFO L268 CegarLoopResult]: For program point L280(lines 280 288) no Hoare annotation was computed. [2020-07-21 12:54:07,463 INFO L268 CegarLoopResult]: For program point L280-2(lines 280 288) no Hoare annotation was computed. [2020-07-21 12:54:07,463 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-07-21 12:54:07,463 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 273 308) no Hoare annotation was computed. [2020-07-21 12:54:07,463 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-07-21 12:54:07,463 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 273 308) no Hoare annotation was computed. [2020-07-21 12:54:07,463 INFO L268 CegarLoopResult]: For program point L292(lines 292 300) no Hoare annotation was computed. [2020-07-21 12:54:07,464 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 273 308) no Hoare annotation was computed. [2020-07-21 12:54:07,464 INFO L268 CegarLoopResult]: For program point L292-2(lines 292 300) no Hoare annotation was computed. [2020-07-21 12:54:07,464 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 961 967) no Hoare annotation was computed. [2020-07-21 12:54:07,464 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 961 967) the Hoare annotation is: true [2020-07-21 12:54:07,464 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 541 586) no Hoare annotation was computed. [2020-07-21 12:54:07,464 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 541 586) no Hoare annotation was computed. [2020-07-21 12:54:07,464 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 541 586) no Hoare annotation was computed. [2020-07-21 12:54:07,465 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 854 899) no Hoare annotation was computed. [2020-07-21 12:54:07,465 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 854 899) no Hoare annotation was computed. [2020-07-21 12:54:07,465 INFO L268 CegarLoopResult]: For program point L874(lines 874 881) no Hoare annotation was computed. [2020-07-21 12:54:07,465 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 854 899) no Hoare annotation was computed. [2020-07-21 12:54:07,465 INFO L268 CegarLoopResult]: For program point L868(lines 868 888) no Hoare annotation was computed. [2020-07-21 12:54:07,465 INFO L268 CegarLoopResult]: For program point L868-1(lines 868 888) no Hoare annotation was computed. [2020-07-21 12:54:07,465 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 497 507) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,466 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 497 507) no Hoare annotation was computed. [2020-07-21 12:54:07,466 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 497 507) no Hoare annotation was computed. [2020-07-21 12:54:07,466 INFO L264 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,466 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-07-21 12:54:07,466 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 253 263) the Hoare annotation is: true [2020-07-21 12:54:07,466 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 253 263) no Hoare annotation was computed. [2020-07-21 12:54:07,466 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 253 263) no Hoare annotation was computed. [2020-07-21 12:54:07,467 INFO L271 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: true [2020-07-21 12:54:07,467 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 245 252) the Hoare annotation is: true [2020-07-21 12:54:07,467 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 245 252) no Hoare annotation was computed. [2020-07-21 12:54:07,467 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 245 252) no Hoare annotation was computed. [2020-07-21 12:54:07,467 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 195 219) no Hoare annotation was computed. [2020-07-21 12:54:07,467 INFO L264 CegarLoopResult]: At program point L214(line 214) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:54:07,467 INFO L268 CegarLoopResult]: For program point L214-1(lines 195 219) no Hoare annotation was computed. [2020-07-21 12:54:07,467 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 195 219) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:54:07,468 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:54:07,468 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:54:07,468 INFO L268 CegarLoopResult]: For program point L203(lines 203 211) no Hoare annotation was computed. [2020-07-21 12:54:07,468 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:54:07,468 INFO L268 CegarLoopResult]: For program point L201-1(line 201) no Hoare annotation was computed. [2020-07-21 12:54:07,468 INFO L268 CegarLoopResult]: For program point L199(lines 199 216) no Hoare annotation was computed. [2020-07-21 12:54:07,468 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 161 167) no Hoare annotation was computed. [2020-07-21 12:54:07,468 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 161 167) the Hoare annotation is: true [2020-07-21 12:54:07,469 INFO L264 CegarLoopResult]: At program point testENTRY(lines 54 119) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,469 INFO L268 CegarLoopResult]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2020-07-21 12:54:07,469 INFO L264 CegarLoopResult]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,469 INFO L264 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,469 INFO L268 CegarLoopResult]: For program point L100(lines 100 106) no Hoare annotation was computed. [2020-07-21 12:54:07,469 INFO L264 CegarLoopResult]: At program point L100-1(lines 94 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,469 INFO L268 CegarLoopResult]: For program point L65(lines 64 111) no Hoare annotation was computed. [2020-07-21 12:54:07,470 INFO L268 CegarLoopResult]: For program point L94(lines 94 107) no Hoare annotation was computed. [2020-07-21 12:54:07,470 INFO L264 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,470 INFO L268 CegarLoopResult]: For program point L84(lines 84 90) no Hoare annotation was computed. [2020-07-21 12:54:07,470 INFO L268 CegarLoopResult]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2020-07-21 12:54:07,470 INFO L264 CegarLoopResult]: At program point L109(lines 64 111) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,470 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:54:07,470 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-07-21 12:54:07,470 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-07-21 12:54:07,471 INFO L268 CegarLoopResult]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2020-07-21 12:54:07,471 INFO L268 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-07-21 12:54:07,471 INFO L268 CegarLoopResult]: For program point L828(lines 828 835) no Hoare annotation was computed. [2020-07-21 12:54:07,471 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 808 853) no Hoare annotation was computed. [2020-07-21 12:54:07,471 INFO L268 CegarLoopResult]: For program point L822(lines 822 842) no Hoare annotation was computed. [2020-07-21 12:54:07,471 INFO L268 CegarLoopResult]: For program point L822-1(lines 822 842) no Hoare annotation was computed. [2020-07-21 12:54:07,471 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 808 853) no Hoare annotation was computed. [2020-07-21 12:54:07,471 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 808 853) no Hoare annotation was computed. [2020-07-21 12:54:07,471 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 220 227) no Hoare annotation was computed. [2020-07-21 12:54:07,472 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 220 227) no Hoare annotation was computed. [2020-07-21 12:54:07,472 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 220 227) no Hoare annotation was computed. [2020-07-21 12:54:07,472 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 424 432) no Hoare annotation was computed. [2020-07-21 12:54:07,472 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 424 432) the Hoare annotation is: true [2020-07-21 12:54:07,472 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 424 432) no Hoare annotation was computed. [2020-07-21 12:54:07,472 INFO L268 CegarLoopResult]: For program point L400(lines 400 408) no Hoare annotation was computed. [2020-07-21 12:54:07,472 INFO L268 CegarLoopResult]: For program point L400-2(lines 400 408) no Hoare annotation was computed. [2020-07-21 12:54:07,472 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 392 414) no Hoare annotation was computed. [2020-07-21 12:54:07,473 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 392 414) no Hoare annotation was computed. [2020-07-21 12:54:07,473 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 392 414) no Hoare annotation was computed. [2020-07-21 12:54:07,473 INFO L268 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-07-21 12:54:07,473 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 705 807) no Hoare annotation was computed. [2020-07-21 12:54:07,473 INFO L268 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-07-21 12:54:07,473 INFO L268 CegarLoopResult]: For program point L793(lines 793 804) no Hoare annotation was computed. [2020-07-21 12:54:07,473 INFO L268 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-07-21 12:54:07,473 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 774) no Hoare annotation was computed. [2020-07-21 12:54:07,473 INFO L268 CegarLoopResult]: For program point L775(lines 753 776) no Hoare annotation was computed. [2020-07-21 12:54:07,474 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 705 807) no Hoare annotation was computed. [2020-07-21 12:54:07,474 INFO L268 CegarLoopResult]: For program point L734(lines 734 750) no Hoare annotation was computed. [2020-07-21 12:54:07,474 INFO L268 CegarLoopResult]: For program point L794(lines 794 801) no Hoare annotation was computed. [2020-07-21 12:54:07,474 INFO L268 CegarLoopResult]: For program point L755(lines 754 774) no Hoare annotation was computed. [2020-07-21 12:54:07,474 INFO L268 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-07-21 12:54:07,474 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 705 807) no Hoare annotation was computed. [2020-07-21 12:54:07,474 INFO L268 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-07-21 12:54:07,474 INFO L268 CegarLoopResult]: For program point L751(lines 751 792) no Hoare annotation was computed. [2020-07-21 12:54:07,474 INFO L268 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-07-21 12:54:07,475 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 951 960) no Hoare annotation was computed. [2020-07-21 12:54:07,475 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 951 960) no Hoare annotation was computed. [2020-07-21 12:54:07,475 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 951 960) no Hoare annotation was computed. [2020-07-21 12:54:07,475 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:54:07,475 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:54:07,475 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:54:07,475 INFO L268 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-07-21 12:54:07,475 INFO L268 CegarLoopResult]: For program point L239-1(lines 228 244) no Hoare annotation was computed. [2020-07-21 12:54:07,476 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 228 244) no Hoare annotation was computed. [2020-07-21 12:54:07,476 INFO L268 CegarLoopResult]: For program point L235(lines 235 241) no Hoare annotation was computed. [2020-07-21 12:54:07,476 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-21 12:54:07,476 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 228 244) no Hoare annotation was computed. [2020-07-21 12:54:07,476 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-07-21 12:54:07,476 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 415 423) the Hoare annotation is: true [2020-07-21 12:54:07,476 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 415 423) no Hoare annotation was computed. [2020-07-21 12:54:07,476 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 415 423) no Hoare annotation was computed. [2020-07-21 12:54:07,476 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 371 382) the Hoare annotation is: true [2020-07-21 12:54:07,477 INFO L268 CegarLoopResult]: For program point L375-1(lines 371 382) no Hoare annotation was computed. [2020-07-21 12:54:07,477 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 371 382) no Hoare annotation was computed. [2020-07-21 12:54:07,477 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:54:07,477 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:54:07,477 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:54:07,477 INFO L264 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:54:07,477 INFO L264 CegarLoopResult]: At program point L148(lines 148 154) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:54:07,478 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 134 160) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:54:07,478 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:54:07,478 INFO L268 CegarLoopResult]: For program point L141(lines 137 159) no Hoare annotation was computed. [2020-07-21 12:54:07,478 INFO L268 CegarLoopResult]: For program point L139(lines 137 159) no Hoare annotation was computed. [2020-07-21 12:54:07,478 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 134 160) no Hoare annotation was computed. [2020-07-21 12:54:07,478 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 134 160) no Hoare annotation was computed. [2020-07-21 12:54:07,478 INFO L268 CegarLoopResult]: For program point L449(lines 449 453) no Hoare annotation was computed. [2020-07-21 12:54:07,479 INFO L271 CegarLoopResult]: At program point L449-1(lines 449 453) the Hoare annotation is: true [2020-07-21 12:54:07,479 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 435 464) no Hoare annotation was computed. [2020-07-21 12:54:07,479 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-07-21 12:54:07,479 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 435 464) the Hoare annotation is: true [2020-07-21 12:54:07,479 INFO L271 CegarLoopResult]: At program point L445-2(lines 445 459) the Hoare annotation is: true [2020-07-21 12:54:07,479 INFO L271 CegarLoopResult]: At program point L441(line 441) the Hoare annotation is: true [2020-07-21 12:54:07,479 INFO L268 CegarLoopResult]: For program point L441-1(line 441) no Hoare annotation was computed. [2020-07-21 12:54:07,479 INFO L271 CegarLoopResult]: At program point L460(lines 435 464) the Hoare annotation is: true [2020-07-21 12:54:07,479 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-07-21 12:54:07,480 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 383 391) the Hoare annotation is: true [2020-07-21 12:54:07,480 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 383 391) no Hoare annotation was computed. [2020-07-21 12:54:07,480 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 383 391) no Hoare annotation was computed. [2020-07-21 12:54:07,480 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 347 358) the Hoare annotation is: true [2020-07-21 12:54:07,480 INFO L268 CegarLoopResult]: For program point L351-1(lines 347 358) no Hoare annotation was computed. [2020-07-21 12:54:07,480 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 347 358) no Hoare annotation was computed. [2020-07-21 12:54:07,480 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 489 495) no Hoare annotation was computed. [2020-07-21 12:54:07,480 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 489 495) the Hoare annotation is: true [2020-07-21 12:54:07,480 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:54:07,481 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:54:07,481 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:54:07,481 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:54:07,481 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 359 370) no Hoare annotation was computed. [2020-07-21 12:54:07,481 INFO L268 CegarLoopResult]: For program point L363-1(lines 359 370) no Hoare annotation was computed. [2020-07-21 12:54:07,481 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 359 370) the Hoare annotation is: true [2020-07-21 12:54:07,481 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-21 12:54:07,482 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-21 12:54:07,482 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-21 12:54:07,482 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-21 12:54:07,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:54:07 BoogieIcfgContainer [2020-07-21 12:54:07,498 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:54:07,501 INFO L168 Benchmark]: Toolchain (without parser) took 5925.62 ms. Allocated memory was 146.3 MB in the beginning and 278.4 MB in the end (delta: 132.1 MB). Free memory was 103.0 MB in the beginning and 193.4 MB in the end (delta: -90.4 MB). Peak memory consumption was 109.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:54:07,502 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:54:07,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.02 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 102.8 MB in the beginning and 173.8 MB in the end (delta: -70.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2020-07-21 12:54:07,504 INFO L168 Benchmark]: Boogie Preprocessor took 85.99 ms. Allocated memory is still 205.0 MB. Free memory was 173.8 MB in the beginning and 169.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:54:07,505 INFO L168 Benchmark]: RCFGBuilder took 1136.61 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 169.6 MB in the beginning and 195.3 MB in the end (delta: -25.7 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:54:07,506 INFO L168 Benchmark]: TraceAbstraction took 4057.62 ms. Allocated memory was 235.9 MB in the beginning and 278.4 MB in the end (delta: 42.5 MB). Free memory was 195.3 MB in the beginning and 193.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 112.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:54:07,510 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 640.02 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 102.8 MB in the beginning and 173.8 MB in the end (delta: -70.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.99 ms. Allocated memory is still 205.0 MB. Free memory was 173.8 MB in the beginning and 169.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1136.61 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 169.6 MB in the beginning and 195.3 MB in the end (delta: -25.7 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4057.62 ms. Allocated memory was 235.9 MB in the beginning and 278.4 MB in the end (delta: 42.5 MB). Free memory was 195.3 MB in the beginning and 193.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 112.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 247 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 608 SDtfs, 197 SDslu, 490 SDs, 0 SdLazy, 71 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 251 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred 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, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 313 PreInvPairs, 328 NumberOfFragments, 383 HoareAnnotationTreeSize, 313 FomulaSimplifications, 55 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 63 FomulaSimplificationsInter, 504 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 24103 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2854 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...