/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_VARIABLES --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_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 15:43:04,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 15:43:04,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 15:43:04,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 15:43:04,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 15:43:04,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 15:43:04,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 15:43:04,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 15:43:04,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 15:43:04,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 15:43:04,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 15:43:04,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 15:43:04,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 15:43:04,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 15:43:04,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 15:43:04,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 15:43:04,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 15:43:04,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 15:43:04,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 15:43:04,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 15:43:04,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 15:43:04,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 15:43:04,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 15:43:04,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 15:43:04,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 15:43:04,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 15:43:04,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 15:43:04,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 15:43:04,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 15:43:04,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 15:43:04,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 15:43:04,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 15:43:04,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 15:43:04,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 15:43:04,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 15:43:04,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 15:43:04,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 15:43:04,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 15:43:04,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 15:43:04,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 15:43:04,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 15:43:04,127 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 15:43:04,159 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 15:43:04,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 15:43:04,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 15:43:04,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 15:43:04,162 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 15:43:04,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 15:43:04,162 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 15:43:04,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 15:43:04,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 15:43:04,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 15:43:04,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 15:43:04,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 15:43:04,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 15:43:04,165 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 15:43:04,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 15:43:04,165 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 15:43:04,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 15:43:04,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 15:43:04,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 15:43:04,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 15:43:04,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 15:43:04,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 15:43:04,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 15:43:04,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 15:43:04,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 15:43:04,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 15:43:04,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:43:04,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 15:43:04,168 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 15:43:04,168 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_VARIABLES 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 15:43:04,451 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 15:43:04,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 15:43:04,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 15:43:04,473 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 15:43:04,474 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 15:43:04,475 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2020-07-21 15:43:04,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4eafb364/15b44ad2ddc0432d9da1d52aca822f1c/FLAG04b113995 [2020-07-21 15:43:05,069 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 15:43:05,070 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2020-07-21 15:43:05,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4eafb364/15b44ad2ddc0432d9da1d52aca822f1c/FLAG04b113995 [2020-07-21 15:43:05,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4eafb364/15b44ad2ddc0432d9da1d52aca822f1c [2020-07-21 15:43:05,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 15:43:05,465 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 15:43:05,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 15:43:05,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 15:43:05,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 15:43:05,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:43:05" (1/1) ... [2020-07-21 15:43:05,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9c144e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:05, skipping insertion in model container [2020-07-21 15:43:05,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:43:05" (1/1) ... [2020-07-21 15:43:05,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 15:43:05,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 15:43:05,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:43:06,001 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 15:43:06,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:43:06,182 INFO L208 MainTranslator]: Completed translation [2020-07-21 15:43:06,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06 WrapperNode [2020-07-21 15:43:06,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 15:43:06,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 15:43:06,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 15:43:06,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 15:43:06,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06" (1/1) ... [2020-07-21 15:43:06,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06" (1/1) ... [2020-07-21 15:43:06,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06" (1/1) ... [2020-07-21 15:43:06,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06" (1/1) ... [2020-07-21 15:43:06,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06" (1/1) ... [2020-07-21 15:43:06,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06" (1/1) ... [2020-07-21 15:43:06,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06" (1/1) ... [2020-07-21 15:43:06,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 15:43:06,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 15:43:06,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 15:43:06,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 15:43:06,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06" (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 15:43:06,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 15:43:06,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 15:43:06,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 15:43:06,365 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 15:43:06,365 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 15:43:06,365 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 15:43:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 15:43:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 15:43:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 15:43:06,366 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 15:43:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 15:43:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 15:43:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 15:43:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 15:43:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 15:43:06,369 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 15:43:06,369 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 15:43:06,369 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 15:43:06,369 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 15:43:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 15:43:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 15:43:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 15:43:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 15:43:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 15:43:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 15:43:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 15:43:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 15:43:06,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 15:43:06,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 15:43:06,372 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 15:43:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 15:43:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 15:43:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 15:43:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 15:43:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 15:43:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 15:43:06,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 15:43:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 15:43:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 15:43:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 15:43:06,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 15:43:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 15:43:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 15:43:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 15:43:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 15:43:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 15:43:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 15:43:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 15:43:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 15:43:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 15:43:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 15:43:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 15:43:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 15:43:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 15:43:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 15:43:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 15:43:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 15:43:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 15:43:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 15:43:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 15:43:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 15:43:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 15:43:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 15:43:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 15:43:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 15:43:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 15:43:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 15:43:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 15:43:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 15:43:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 15:43:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 15:43:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 15:43:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 15:43:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 15:43:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 15:43:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 15:43:06,383 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 15:43:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 15:43:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 15:43:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 15:43:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 15:43:06,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 15:43:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 15:43:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 15:43:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 15:43:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 15:43:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 15:43:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 15:43:06,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 15:43:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 15:43:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 15:43:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 15:43:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 15:43:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 15:43:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 15:43:06,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 15:43:07,495 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 15:43:07,495 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 15:43:07,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:43:07 BoogieIcfgContainer [2020-07-21 15:43:07,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 15:43:07,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 15:43:07,505 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 15:43:07,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 15:43:07,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:43:05" (1/3) ... [2020-07-21 15:43:07,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62dc718a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:43:07, skipping insertion in model container [2020-07-21 15:43:07,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:06" (2/3) ... [2020-07-21 15:43:07,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62dc718a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:43:07, skipping insertion in model container [2020-07-21 15:43:07,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:43:07" (3/3) ... [2020-07-21 15:43:07,514 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product29.cil.c [2020-07-21 15:43:07,525 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 15:43:07,536 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 15:43:07,551 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 15:43:07,582 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 15:43:07,582 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 15:43:07,583 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 15:43:07,583 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 15:43:07,583 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 15:43:07,584 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 15:43:07,584 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 15:43:07,585 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 15:43:07,611 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-07-21 15:43:07,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 15:43:07,620 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:43:07,622 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 15:43:07,622 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:43:07,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:43:07,627 INFO L82 PathProgramCache]: Analyzing trace with hash 751249625, now seen corresponding path program 1 times [2020-07-21 15:43:07,635 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:43:07,635 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1733543594] [2020-07-21 15:43:07,636 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 15:43:08,115 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:43:08,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:43:08,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 15:43:08,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:43:08,164 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 15:43:08,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:43:08,166 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1733543594] [2020-07-21 15:43:08,167 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:43:08,167 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 15:43:08,168 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881949902] [2020-07-21 15:43:08,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 15:43:08,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:43:08,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 15:43:08,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 15:43:08,192 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 2 states. [2020-07-21 15:43:08,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:43:08,237 INFO L93 Difference]: Finished difference Result 260 states and 323 transitions. [2020-07-21 15:43:08,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 15:43:08,239 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 15:43:08,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:43:08,253 INFO L225 Difference]: With dead ends: 260 [2020-07-21 15:43:08,253 INFO L226 Difference]: Without dead ends: 132 [2020-07-21 15:43:08,258 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 15:43:08,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-21 15:43:08,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-07-21 15:43:08,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-21 15:43:08,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2020-07-21 15:43:08,318 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 59 [2020-07-21 15:43:08,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:43:08,318 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2020-07-21 15:43:08,319 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 15:43:08,319 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2020-07-21 15:43:08,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 15:43:08,323 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:43:08,323 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 15:43:08,536 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:43:08,537 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:43:08,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:43:08,538 INFO L82 PathProgramCache]: Analyzing trace with hash -570714306, now seen corresponding path program 1 times [2020-07-21 15:43:08,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:43:08,539 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [480359123] [2020-07-21 15:43:08,539 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 15:43:08,957 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:43:08,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:43:08,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 15:43:08,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:43:09,012 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 15:43:09,013 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:43:09,013 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [480359123] [2020-07-21 15:43:09,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:43:09,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:43:09,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905505689] [2020-07-21 15:43:09,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:43:09,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:43:09,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:43:09,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:43:09,016 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 3 states. [2020-07-21 15:43:09,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:43:09,044 INFO L93 Difference]: Finished difference Result 236 states and 285 transitions. [2020-07-21 15:43:09,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:43:09,045 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 15:43:09,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:43:09,047 INFO L225 Difference]: With dead ends: 236 [2020-07-21 15:43:09,048 INFO L226 Difference]: Without dead ends: 132 [2020-07-21 15:43:09,049 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 15:43:09,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-21 15:43:09,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-07-21 15:43:09,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-21 15:43:09,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 154 transitions. [2020-07-21 15:43:09,066 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 154 transitions. Word has length 60 [2020-07-21 15:43:09,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:43:09,068 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 154 transitions. [2020-07-21 15:43:09,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:43:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 154 transitions. [2020-07-21 15:43:09,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-07-21 15:43:09,072 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:43:09,072 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, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:43:09,287 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:43:09,288 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:43:09,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:43:09,289 INFO L82 PathProgramCache]: Analyzing trace with hash -1662343639, now seen corresponding path program 1 times [2020-07-21 15:43:09,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:43:09,290 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [5843126] [2020-07-21 15:43:09,291 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 15:43:09,615 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:43:09,616 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:43:09,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 15:43:09,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:43:09,672 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 15:43:09,672 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:43:09,673 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [5843126] [2020-07-21 15:43:09,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:43:09,673 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 15:43:09,673 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281679432] [2020-07-21 15:43:09,674 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 15:43:09,674 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:43:09,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 15:43:09,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:43:09,675 INFO L87 Difference]: Start difference. First operand 132 states and 154 transitions. Second operand 6 states. [2020-07-21 15:43:09,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:43:09,856 INFO L93 Difference]: Finished difference Result 199 states and 242 transitions. [2020-07-21 15:43:09,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 15:43:09,856 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 77 [2020-07-21 15:43:09,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:43:09,857 INFO L225 Difference]: With dead ends: 199 [2020-07-21 15:43:09,857 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 15:43:09,859 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 72 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 15:43:09,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 15:43:09,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 15:43:09,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 15:43:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 15:43:09,861 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2020-07-21 15:43:09,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:43:09,861 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 15:43:09,861 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 15:43:09,861 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 15:43:09,861 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 15:43:10,069 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:43:10,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 15:43:10,794 INFO L268 CegarLoopResult]: For program point L635(lines 635 639) no Hoare annotation was computed. [2020-07-21 15:43:10,795 INFO L268 CegarLoopResult]: For program point L635-1(lines 635 639) no Hoare annotation was computed. [2020-07-21 15:43:10,795 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-07-21 15:43:10,795 INFO L268 CegarLoopResult]: For program point L629-2(lines 629 650) no Hoare annotation was computed. [2020-07-21 15:43:10,799 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 604 659) no Hoare annotation was computed. [2020-07-21 15:43:10,799 INFO L268 CegarLoopResult]: For program point L651(lines 628 652) no Hoare annotation was computed. [2020-07-21 15:43:10,799 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 604 659) no Hoare annotation was computed. [2020-07-21 15:43:10,800 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 604 659) no Hoare annotation was computed. [2020-07-21 15:43:10,800 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-07-21 15:43:10,800 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-07-21 15:43:10,800 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 660 719) no Hoare annotation was computed. [2020-07-21 15:43:10,800 INFO L268 CegarLoopResult]: For program point L692(lines 692 696) no Hoare annotation was computed. [2020-07-21 15:43:10,800 INFO L268 CegarLoopResult]: For program point L692-1(lines 692 696) no Hoare annotation was computed. [2020-07-21 15:43:10,800 INFO L268 CegarLoopResult]: For program point L687(line 687) no Hoare annotation was computed. [2020-07-21 15:43:10,800 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 660 719) no Hoare annotation was computed. [2020-07-21 15:43:10,801 INFO L268 CegarLoopResult]: For program point L686-2(lines 686 711) no Hoare annotation was computed. [2020-07-21 15:43:10,801 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 660 719) no Hoare annotation was computed. [2020-07-21 15:43:10,801 INFO L268 CegarLoopResult]: For program point L712(lines 685 713) no Hoare annotation was computed. [2020-07-21 15:43:10,801 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-21 15:43:10,801 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-21 15:43:10,802 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-21 15:43:10,802 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-21 15:43:10,802 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-21 15:43:10,802 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 919 926) the Hoare annotation is: true [2020-07-21 15:43:10,802 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 919 926) no Hoare annotation was computed. [2020-07-21 15:43:10,802 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 919 926) no Hoare annotation was computed. [2020-07-21 15:43:10,803 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 927 936) the Hoare annotation is: true [2020-07-21 15:43:10,803 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 927 936) no Hoare annotation was computed. [2020-07-21 15:43:10,803 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 927 936) no Hoare annotation was computed. [2020-07-21 15:43:10,803 INFO L268 CegarLoopResult]: For program point L932(line 932) no Hoare annotation was computed. [2020-07-21 15:43:10,809 INFO L264 CegarLoopResult]: At program point L952(line 952) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:43:10,810 INFO L268 CegarLoopResult]: For program point L950(lines 950 956) no Hoare annotation was computed. [2020-07-21 15:43:10,810 INFO L268 CegarLoopResult]: For program point L949(lines 949 959) no Hoare annotation was computed. [2020-07-21 15:43:10,811 INFO L271 CegarLoopResult]: At program point L947(line 947) the Hoare annotation is: true [2020-07-21 15:43:10,812 INFO L268 CegarLoopResult]: For program point L947-1(line 947) no Hoare annotation was computed. [2020-07-21 15:43:10,812 INFO L268 CegarLoopResult]: For program point L945(lines 945 962) no Hoare annotation was computed. [2020-07-21 15:43:10,812 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 937 965) the Hoare annotation is: true [2020-07-21 15:43:10,812 INFO L268 CegarLoopResult]: For program point L945-1(lines 937 965) no Hoare annotation was computed. [2020-07-21 15:43:10,812 INFO L271 CegarLoopResult]: At program point L943(line 943) the Hoare annotation is: true [2020-07-21 15:43:10,812 INFO L268 CegarLoopResult]: For program point L943-1(line 943) no Hoare annotation was computed. [2020-07-21 15:43:10,812 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 937 965) no Hoare annotation was computed. [2020-07-21 15:43:10,812 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 260 282) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,813 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 260 282) no Hoare annotation was computed. [2020-07-21 15:43:10,813 INFO L264 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,813 INFO L264 CegarLoopResult]: At program point L272-1(line 272) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,813 INFO L268 CegarLoopResult]: For program point L270(lines 270 277) no Hoare annotation was computed. [2020-07-21 15:43:10,814 INFO L268 CegarLoopResult]: For program point L270-1(lines 270 277) no Hoare annotation was computed. [2020-07-21 15:43:10,814 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 260 282) no Hoare annotation was computed. [2020-07-21 15:43:10,814 INFO L268 CegarLoopResult]: For program point L268(line 268) no Hoare annotation was computed. [2020-07-21 15:43:10,814 INFO L264 CegarLoopResult]: At program point L267(line 267) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,814 INFO L264 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,814 INFO L264 CegarLoopResult]: At program point L266-1(line 266) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,814 INFO L268 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-07-21 15:43:10,815 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-21 15:43:10,815 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 216 239) no Hoare annotation was computed. [2020-07-21 15:43:10,815 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-21 15:43:10,815 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-21 15:43:10,815 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-21 15:43:10,815 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 216 239) no Hoare annotation was computed. [2020-07-21 15:43:10,816 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 216 239) no Hoare annotation was computed. [2020-07-21 15:43:10,816 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-07-21 15:43:10,816 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-21 15:43:10,816 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-07-21 15:43:10,816 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-07-21 15:43:10,819 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-07-21 15:43:10,820 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-07-21 15:43:10,820 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-07-21 15:43:10,820 INFO L268 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-07-21 15:43:10,820 INFO L268 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-07-21 15:43:10,820 INFO L264 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,820 INFO L268 CegarLoopResult]: For program point L346-1(lines 327 351) no Hoare annotation was computed. [2020-07-21 15:43:10,821 INFO L264 CegarLoopResult]: At program point L341(line 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:43:10,821 INFO L264 CegarLoopResult]: At program point L337(line 337) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:43:10,821 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 327 351) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,821 INFO L268 CegarLoopResult]: For program point L335(lines 335 343) no Hoare annotation was computed. [2020-07-21 15:43:10,821 INFO L264 CegarLoopResult]: At program point L333(line 333) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:43:10,821 INFO L268 CegarLoopResult]: For program point L333-1(line 333) no Hoare annotation was computed. [2020-07-21 15:43:10,821 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 327 351) no Hoare annotation was computed. [2020-07-21 15:43:10,822 INFO L268 CegarLoopResult]: For program point L331(lines 331 348) no Hoare annotation was computed. [2020-07-21 15:43:10,822 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 422 430) no Hoare annotation was computed. [2020-07-21 15:43:10,822 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 422 430) the Hoare annotation is: true [2020-07-21 15:43:10,822 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 422 430) no Hoare annotation was computed. [2020-07-21 15:43:10,824 INFO L268 CegarLoopResult]: For program point L476(lines 476 480) no Hoare annotation was computed. [2020-07-21 15:43:10,825 INFO L271 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: true [2020-07-21 15:43:10,825 INFO L268 CegarLoopResult]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2020-07-21 15:43:10,825 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2020-07-21 15:43:10,825 INFO L268 CegarLoopResult]: For program point L474-1(line 474) no Hoare annotation was computed. [2020-07-21 15:43:10,825 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2020-07-21 15:43:10,825 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2020-07-21 15:43:10,826 INFO L268 CegarLoopResult]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2020-07-21 15:43:10,826 INFO L268 CegarLoopResult]: For program point L438(lines 438 446) no Hoare annotation was computed. [2020-07-21 15:43:10,826 INFO L268 CegarLoopResult]: For program point L438-2(lines 438 446) no Hoare annotation was computed. [2020-07-21 15:43:10,826 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 431 466) no Hoare annotation was computed. [2020-07-21 15:43:10,826 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-21 15:43:10,826 INFO L268 CegarLoopResult]: For program point L461-1(line 461) no Hoare annotation was computed. [2020-07-21 15:43:10,826 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 431 466) no Hoare annotation was computed. [2020-07-21 15:43:10,827 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 431 466) no Hoare annotation was computed. [2020-07-21 15:43:10,827 INFO L268 CegarLoopResult]: For program point L450(lines 450 458) no Hoare annotation was computed. [2020-07-21 15:43:10,827 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-21 15:43:10,827 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-21 15:43:10,830 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 558 603) no Hoare annotation was computed. [2020-07-21 15:43:10,830 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 558 603) no Hoare annotation was computed. [2020-07-21 15:43:10,830 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 558 603) no Hoare annotation was computed. [2020-07-21 15:43:10,830 INFO L268 CegarLoopResult]: For program point L891(lines 891 898) no Hoare annotation was computed. [2020-07-21 15:43:10,830 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 871 916) no Hoare annotation was computed. [2020-07-21 15:43:10,830 INFO L268 CegarLoopResult]: For program point L885(lines 885 905) no Hoare annotation was computed. [2020-07-21 15:43:10,831 INFO L268 CegarLoopResult]: For program point L885-1(lines 885 905) no Hoare annotation was computed. [2020-07-21 15:43:10,831 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 871 916) no Hoare annotation was computed. [2020-07-21 15:43:10,831 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 871 916) no Hoare annotation was computed. [2020-07-21 15:43:10,831 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 249 259) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,831 INFO L264 CegarLoopResult]: At program point L254(line 254) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,831 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 249 259) no Hoare annotation was computed. [2020-07-21 15:43:10,831 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 249 259) no Hoare annotation was computed. [2020-07-21 15:43:10,832 INFO L271 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: true [2020-07-21 15:43:10,832 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 411 421) the Hoare annotation is: true [2020-07-21 15:43:10,832 INFO L268 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-07-21 15:43:10,832 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 411 421) no Hoare annotation was computed. [2020-07-21 15:43:10,833 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 411 421) no Hoare annotation was computed. [2020-07-21 15:43:10,833 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 403 410) the Hoare annotation is: true [2020-07-21 15:43:10,833 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 403 410) no Hoare annotation was computed. [2020-07-21 15:43:10,833 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 403 410) no Hoare annotation was computed. [2020-07-21 15:43:10,833 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 353 377) no Hoare annotation was computed. [2020-07-21 15:43:10,833 INFO L264 CegarLoopResult]: At program point L372(line 372) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,833 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 353 377) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,834 INFO L268 CegarLoopResult]: For program point L372-1(lines 353 377) no Hoare annotation was computed. [2020-07-21 15:43:10,834 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:43:10,834 INFO L264 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:43:10,834 INFO L268 CegarLoopResult]: For program point L361(lines 361 369) no Hoare annotation was computed. [2020-07-21 15:43:10,834 INFO L264 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:43:10,834 INFO L268 CegarLoopResult]: For program point L359-1(line 359) no Hoare annotation was computed. [2020-07-21 15:43:10,834 INFO L268 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-07-21 15:43:10,835 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 319 325) no Hoare annotation was computed. [2020-07-21 15:43:10,835 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 319 325) the Hoare annotation is: true [2020-07-21 15:43:10,835 INFO L264 CegarLoopResult]: At program point testENTRY(lines 487 550) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,840 INFO L264 CegarLoopResult]: At program point L543(lines 496 544) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,841 INFO L268 CegarLoopResult]: For program point testFINAL(lines 487 550) no Hoare annotation was computed. [2020-07-21 15:43:10,841 INFO L268 CegarLoopResult]: For program point L533(lines 533 537) no Hoare annotation was computed. [2020-07-21 15:43:10,841 INFO L264 CegarLoopResult]: At program point L533-2(lines 527 538) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,841 INFO L268 CegarLoopResult]: For program point L498(lines 497 542) no Hoare annotation was computed. [2020-07-21 15:43:10,841 INFO L268 CegarLoopResult]: For program point L527(lines 527 538) no Hoare annotation was computed. [2020-07-21 15:43:10,841 INFO L264 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,842 INFO L268 CegarLoopResult]: For program point L517(lines 517 523) no Hoare annotation was computed. [2020-07-21 15:43:10,842 INFO L268 CegarLoopResult]: For program point L517-1(lines 517 523) no Hoare annotation was computed. [2020-07-21 15:43:10,843 INFO L264 CegarLoopResult]: At program point L509(line 509) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,843 INFO L264 CegarLoopResult]: At program point L540(lines 497 542) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,843 INFO L268 CegarLoopResult]: For program point L507(lines 507 513) no Hoare annotation was computed. [2020-07-21 15:43:10,843 INFO L268 CegarLoopResult]: For program point L507-1(lines 507 513) no Hoare annotation was computed. [2020-07-21 15:43:10,843 INFO L268 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-07-21 15:43:10,843 INFO L268 CegarLoopResult]: For program point testEXIT(lines 487 550) no Hoare annotation was computed. [2020-07-21 15:43:10,843 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 825 870) no Hoare annotation was computed. [2020-07-21 15:43:10,844 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 825 870) no Hoare annotation was computed. [2020-07-21 15:43:10,844 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 825 870) no Hoare annotation was computed. [2020-07-21 15:43:10,844 INFO L268 CegarLoopResult]: For program point L845(lines 845 852) no Hoare annotation was computed. [2020-07-21 15:43:10,844 INFO L268 CegarLoopResult]: For program point L839(lines 839 859) no Hoare annotation was computed. [2020-07-21 15:43:10,844 INFO L268 CegarLoopResult]: For program point L839-1(lines 839 859) no Hoare annotation was computed. [2020-07-21 15:43:10,844 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 378 385) no Hoare annotation was computed. [2020-07-21 15:43:10,844 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 378 385) no Hoare annotation was computed. [2020-07-21 15:43:10,845 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 378 385) no Hoare annotation was computed. [2020-07-21 15:43:10,845 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 173 181) no Hoare annotation was computed. [2020-07-21 15:43:10,845 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 173 181) the Hoare annotation is: true [2020-07-21 15:43:10,845 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 173 181) no Hoare annotation was computed. [2020-07-21 15:43:10,845 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 141 163) no Hoare annotation was computed. [2020-07-21 15:43:10,848 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 141 163) no Hoare annotation was computed. [2020-07-21 15:43:10,848 INFO L268 CegarLoopResult]: For program point L149(lines 149 157) no Hoare annotation was computed. [2020-07-21 15:43:10,848 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 141 163) no Hoare annotation was computed. [2020-07-21 15:43:10,848 INFO L268 CegarLoopResult]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2020-07-21 15:43:10,848 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-21 15:43:10,848 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-21 15:43:10,848 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-21 15:43:10,849 INFO L268 CegarLoopResult]: For program point L768(lines 768 809) no Hoare annotation was computed. [2020-07-21 15:43:10,849 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 722 824) no Hoare annotation was computed. [2020-07-21 15:43:10,849 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-07-21 15:43:10,849 INFO L268 CegarLoopResult]: For program point L787-1(line 787) no Hoare annotation was computed. [2020-07-21 15:43:10,849 INFO L268 CegarLoopResult]: For program point L746(lines 746 750) no Hoare annotation was computed. [2020-07-21 15:43:10,850 INFO L268 CegarLoopResult]: For program point L810(lines 810 821) no Hoare annotation was computed. [2020-07-21 15:43:10,850 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 722 824) no Hoare annotation was computed. [2020-07-21 15:43:10,850 INFO L268 CegarLoopResult]: For program point L773(lines 773 777) no Hoare annotation was computed. [2020-07-21 15:43:10,850 INFO L268 CegarLoopResult]: For program point L771-2(lines 771 791) no Hoare annotation was computed. [2020-07-21 15:43:10,850 INFO L268 CegarLoopResult]: For program point L792(lines 770 793) no Hoare annotation was computed. [2020-07-21 15:43:10,850 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 722 824) no Hoare annotation was computed. [2020-07-21 15:43:10,850 INFO L268 CegarLoopResult]: For program point L751(lines 751 767) no Hoare annotation was computed. [2020-07-21 15:43:10,851 INFO L268 CegarLoopResult]: For program point L811(lines 811 818) no Hoare annotation was computed. [2020-07-21 15:43:10,851 INFO L268 CegarLoopResult]: For program point L772(lines 771 791) no Hoare annotation was computed. [2020-07-21 15:43:10,851 INFO L268 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-07-21 15:43:10,851 INFO L268 CegarLoopResult]: For program point L803-1(line 803) no Hoare annotation was computed. [2020-07-21 15:43:10,851 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:43:10,851 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:43:10,851 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:43:10,851 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-07-21 15:43:10,852 INFO L268 CegarLoopResult]: For program point L397-1(lines 386 402) no Hoare annotation was computed. [2020-07-21 15:43:10,852 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 386 402) no Hoare annotation was computed. [2020-07-21 15:43:10,852 INFO L268 CegarLoopResult]: For program point L393(lines 393 399) no Hoare annotation was computed. [2020-07-21 15:43:10,852 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 386 402) no Hoare annotation was computed. [2020-07-21 15:43:10,852 INFO L268 CegarLoopResult]: For program point L391(line 391) no Hoare annotation was computed. [2020-07-21 15:43:10,852 INFO L268 CegarLoopResult]: For program point L391-1(line 391) no Hoare annotation was computed. [2020-07-21 15:43:10,853 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 164 172) the Hoare annotation is: true [2020-07-21 15:43:10,853 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 164 172) no Hoare annotation was computed. [2020-07-21 15:43:10,853 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 164 172) no Hoare annotation was computed. [2020-07-21 15:43:10,854 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: true [2020-07-21 15:43:10,854 INFO L268 CegarLoopResult]: For program point L124-1(lines 120 131) no Hoare annotation was computed. [2020-07-21 15:43:10,854 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2020-07-21 15:43:10,854 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:43:10,854 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 15:43:10,854 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:43:10,854 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2020-07-21 15:43:10,855 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 132 140) no Hoare annotation was computed. [2020-07-21 15:43:10,855 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2020-07-21 15:43:10,855 INFO L264 CegarLoopResult]: At program point L308(line 308) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,855 INFO L264 CegarLoopResult]: At program point L306(lines 306 312) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,856 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 292 318) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,856 INFO L264 CegarLoopResult]: At program point L301(line 301) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:43:10,856 INFO L268 CegarLoopResult]: For program point L299(lines 295 317) no Hoare annotation was computed. [2020-07-21 15:43:10,856 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 292 318) no Hoare annotation was computed. [2020-07-21 15:43:10,857 INFO L268 CegarLoopResult]: For program point L297(lines 295 317) no Hoare annotation was computed. [2020-07-21 15:43:10,857 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 292 318) no Hoare annotation was computed. [2020-07-21 15:43:10,857 INFO L264 CegarLoopResult]: At program point L195-2(lines 195 209) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,857 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 185 214) no Hoare annotation was computed. [2020-07-21 15:43:10,857 INFO L264 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,857 INFO L268 CegarLoopResult]: For program point L191-1(line 191) no Hoare annotation was computed. [2020-07-21 15:43:10,857 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 185 214) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,858 INFO L271 CegarLoopResult]: At program point L210(lines 185 214) the Hoare annotation is: true [2020-07-21 15:43:10,858 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-21 15:43:10,858 INFO L268 CegarLoopResult]: For program point L199(lines 199 203) no Hoare annotation was computed. [2020-07-21 15:43:10,858 INFO L264 CegarLoopResult]: At program point L199-1(lines 199 203) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:10,858 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-21 15:43:10,858 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 96 107) the Hoare annotation is: true [2020-07-21 15:43:10,858 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 96 107) no Hoare annotation was computed. [2020-07-21 15:43:10,859 INFO L268 CegarLoopResult]: For program point L100-1(lines 96 107) no Hoare annotation was computed. [2020-07-21 15:43:10,859 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 240 246) no Hoare annotation was computed. [2020-07-21 15:43:10,859 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 240 246) the Hoare annotation is: true [2020-07-21 15:43:10,859 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:43:10,859 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 15:43:10,859 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:43:10,859 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:43:10,859 INFO L268 CegarLoopResult]: For program point L112-1(lines 108 119) no Hoare annotation was computed. [2020-07-21 15:43:10,860 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2020-07-21 15:43:10,860 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: true [2020-07-21 15:43:10,860 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2020-07-21 15:43:10,860 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-07-21 15:43:10,860 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2020-07-21 15:43:10,860 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2020-07-21 15:43:10,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 03:43:10 BoogieIcfgContainer [2020-07-21 15:43:10,887 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 15:43:10,891 INFO L168 Benchmark]: Toolchain (without parser) took 5426.26 ms. Allocated memory was 144.7 MB in the beginning and 249.6 MB in the end (delta: 104.9 MB). Free memory was 100.7 MB in the beginning and 118.5 MB in the end (delta: -17.7 MB). Peak memory consumption was 119.9 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:10,893 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 15:43:10,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.91 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.5 MB in the beginning and 170.7 MB in the end (delta: -70.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:10,896 INFO L168 Benchmark]: Boogie Preprocessor took 90.19 ms. Allocated memory is still 202.4 MB. Free memory was 170.7 MB in the beginning and 166.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:10,903 INFO L168 Benchmark]: RCFGBuilder took 1228.74 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 166.6 MB in the beginning and 196.5 MB in the end (delta: -29.9 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:10,904 INFO L168 Benchmark]: TraceAbstraction took 3382.31 ms. Allocated memory was 234.4 MB in the beginning and 249.6 MB in the end (delta: 15.2 MB). Free memory was 195.0 MB in the beginning and 118.5 MB in the end (delta: 76.5 MB). Peak memory consumption was 124.5 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:10,912 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 717.91 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.5 MB in the beginning and 170.7 MB in the end (delta: -70.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.19 ms. Allocated memory is still 202.4 MB. Free memory was 170.7 MB in the beginning and 166.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1228.74 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 166.6 MB in the beginning and 196.5 MB in the end (delta: -29.9 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3382.31 ms. Allocated memory was 234.4 MB in the beginning and 249.6 MB in the end (delta: 15.2 MB). Free memory was 195.0 MB in the beginning and 118.5 MB in the end (delta: 76.5 MB). Peak memory consumption was 124.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 496]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || 0 == pumpRunning - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || 0 == pumpRunning - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || 0 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 420 SDtfs, 196 SDslu, 254 SDs, 0 SdLazy, 66 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 195 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 222 PreInvPairs, 238 NumberOfFragments, 405 HoareAnnotationTreeSize, 222 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 60 FomulaSimplificationsInter, 310 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 196 NumberOfCodeBlocks, 196 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 21259 SizeOfPredicates, 3 NumberOfNonLiveVariables, 2111 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...