/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_spec2_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:51:14,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:51:14,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:51:14,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:51:14,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:51:14,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:51:14,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:51:14,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:51:14,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:51:14,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:51:14,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:51:14,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:51:14,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:51:14,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:51:14,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:51:14,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:51:14,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:51:14,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:51:14,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:51:14,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:51:14,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:51:14,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:51:14,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:51:14,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:51:14,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:51:14,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:51:14,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:51:14,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:51:14,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:51:14,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:51:14,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:51:14,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:51:14,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:51:14,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:51:14,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:51:14,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:51:14,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:51:14,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:51:14,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:51:14,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:51:14,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:51:14,095 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 12:51:14,110 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:51:14,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:51:14,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:51:14,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:51:14,112 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:51:14,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:51:14,112 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:51:14,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:51:14,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:51:14,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:51:14,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:51:14,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:51:14,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:51:14,114 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:51:14,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:51:14,114 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:51:14,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:51:14,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:51:14,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:51:14,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:51:14,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:51:14,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:14,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:51:14,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:51:14,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:51:14,116 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:51:14,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:14,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:51:14,117 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:51:14,117 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 12:51:14,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:51:14,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:51:14,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:51:14,428 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:51:14,429 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:51:14,429 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2020-07-21 12:51:14,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f632980/95cbd54f85bd45edb9f709dfc74b64a1/FLAG8f104000c [2020-07-21 12:51:15,004 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:51:15,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2020-07-21 12:51:15,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f632980/95cbd54f85bd45edb9f709dfc74b64a1/FLAG8f104000c [2020-07-21 12:51:15,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f632980/95cbd54f85bd45edb9f709dfc74b64a1 [2020-07-21 12:51:15,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:51:15,357 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:51:15,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:15,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:51:15,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:51:15,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:15" (1/1) ... [2020-07-21 12:51:15,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c07bb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:15, skipping insertion in model container [2020-07-21 12:51:15,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:15" (1/1) ... [2020-07-21 12:51:15,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:51:15,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:51:15,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:15,974 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:51:16,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:16,135 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:51:16,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16 WrapperNode [2020-07-21 12:51:16,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:16,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:51:16,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:51:16,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:51:16,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16" (1/1) ... [2020-07-21 12:51:16,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16" (1/1) ... [2020-07-21 12:51:16,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16" (1/1) ... [2020-07-21 12:51:16,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16" (1/1) ... [2020-07-21 12:51:16,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16" (1/1) ... [2020-07-21 12:51:16,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16" (1/1) ... [2020-07-21 12:51:16,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16" (1/1) ... [2020-07-21 12:51:16,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:51:16,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:51:16,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:51:16,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:51:16,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16" (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 12:51:16,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:51:16,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:51:16,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:16,334 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:51:16,335 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:51:16,335 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:51:16,335 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:51:16,336 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:51:16,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:51:16,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:51:16,337 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:51:16,337 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:51:16,338 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:51:16,338 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:51:16,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:51:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:51:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:51:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:51:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:51:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:51:16,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:51:16,340 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:51:16,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:51:16,340 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:51:16,340 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:51:16,341 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:51:16,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:51:16,341 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:51:16,342 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:51:16,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:51:16,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:51:16,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:16,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:16,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:16,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:16,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:16,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:51:16,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:51:16,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:51:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:51:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:51:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:51:16,344 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:51:16,344 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:51:16,344 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:51:16,344 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:51:16,345 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:51:16,346 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:51:16,346 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:51:16,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:16,347 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:51:16,347 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:51:16,347 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:51:16,347 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:51:16,347 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:51:16,348 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:51:16,348 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:51:16,348 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:51:16,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:51:16,349 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:51:16,349 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:51:16,349 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:51:16,349 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:51:16,350 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:51:16,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:16,350 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:51:16,350 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:51:16,350 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:51:16,350 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:51:16,350 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:51:16,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:51:16,351 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:51:16,352 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:51:16,352 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:51:16,352 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:51:16,353 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:51:16,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:16,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:51:16,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:51:16,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:51:16,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:51:16,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:16,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:51:16,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:16,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:16,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:51:16,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:51:16,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:51:16,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:51:16,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:51:16,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:51:16,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:51:17,373 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:51:17,373 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:51:17,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:17 BoogieIcfgContainer [2020-07-21 12:51:17,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:51:17,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:51:17,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:51:17,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:51:17,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:51:15" (1/3) ... [2020-07-21 12:51:17,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22520bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:17, skipping insertion in model container [2020-07-21 12:51:17,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:16" (2/3) ... [2020-07-21 12:51:17,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22520bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:17, skipping insertion in model container [2020-07-21 12:51:17,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:17" (3/3) ... [2020-07-21 12:51:17,388 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product25.cil.c [2020-07-21 12:51:17,399 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:51:17,408 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:51:17,424 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:51:17,450 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:51:17,451 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:51:17,451 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:51:17,451 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:51:17,451 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:51:17,451 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:51:17,452 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:51:17,452 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:51:17,475 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-07-21 12:51:17,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 12:51:17,485 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:17,486 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:17,487 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:17,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:17,493 INFO L82 PathProgramCache]: Analyzing trace with hash 360322955, now seen corresponding path program 1 times [2020-07-21 12:51:17,502 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:17,503 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1785884697] [2020-07-21 12:51:17,503 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 12:51:17,859 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:17,860 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:17,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:51:17,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:17,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:17,905 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:17,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1785884697] [2020-07-21 12:51:17,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:17,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:51:17,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270998247] [2020-07-21 12:51:17,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:51:17,915 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:17,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:51:17,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:17,932 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2020-07-21 12:51:17,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:17,969 INFO L93 Difference]: Finished difference Result 214 states and 267 transitions. [2020-07-21 12:51:17,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:51:17,971 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 12:51:17,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:17,983 INFO L225 Difference]: With dead ends: 214 [2020-07-21 12:51:17,983 INFO L226 Difference]: Without dead ends: 109 [2020-07-21 12:51:17,990 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 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 12:51:18,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-21 12:51:18,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2020-07-21 12:51:18,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-21 12:51:18,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 127 transitions. [2020-07-21 12:51:18,045 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 127 transitions. Word has length 51 [2020-07-21 12:51:18,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:18,046 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 127 transitions. [2020-07-21 12:51:18,046 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:51:18,047 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 127 transitions. [2020-07-21 12:51:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:51:18,051 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:18,051 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:18,265 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:18,265 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:18,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:18,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1474642768, now seen corresponding path program 1 times [2020-07-21 12:51:18,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:18,267 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1507914983] [2020-07-21 12:51:18,268 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 12:51:18,631 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:18,632 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:18,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:18,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:18,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:18,676 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:18,677 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1507914983] [2020-07-21 12:51:18,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:18,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:18,678 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549295502] [2020-07-21 12:51:18,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:18,679 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:18,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:18,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:18,680 INFO L87 Difference]: Start difference. First operand 109 states and 127 transitions. Second operand 3 states. [2020-07-21 12:51:18,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:18,701 INFO L93 Difference]: Finished difference Result 190 states and 229 transitions. [2020-07-21 12:51:18,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:18,702 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:51:18,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:18,704 INFO L225 Difference]: With dead ends: 190 [2020-07-21 12:51:18,704 INFO L226 Difference]: Without dead ends: 109 [2020-07-21 12:51:18,706 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 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 12:51:18,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-21 12:51:18,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2020-07-21 12:51:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-21 12:51:18,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 126 transitions. [2020-07-21 12:51:18,721 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 126 transitions. Word has length 52 [2020-07-21 12:51:18,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:18,722 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 126 transitions. [2020-07-21 12:51:18,722 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:18,722 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 126 transitions. [2020-07-21 12:51:18,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 12:51:18,727 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:18,728 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:18,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:18,941 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:18,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:18,942 INFO L82 PathProgramCache]: Analyzing trace with hash -777297331, now seen corresponding path program 1 times [2020-07-21 12:51:18,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:18,943 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1105175809] [2020-07-21 12:51:18,943 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 12:51:19,225 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:19,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:19,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:19,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:19,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:19,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:19,254 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1105175809] [2020-07-21 12:51:19,254 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:19,254 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:19,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301814] [2020-07-21 12:51:19,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:19,255 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:19,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:19,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:19,256 INFO L87 Difference]: Start difference. First operand 109 states and 126 transitions. Second operand 3 states. [2020-07-21 12:51:19,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:19,273 INFO L93 Difference]: Finished difference Result 163 states and 187 transitions. [2020-07-21 12:51:19,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:19,273 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 12:51:19,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:19,275 INFO L225 Difference]: With dead ends: 163 [2020-07-21 12:51:19,276 INFO L226 Difference]: Without dead ends: 100 [2020-07-21 12:51:19,277 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 12:51:19,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-07-21 12:51:19,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2020-07-21 12:51:19,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-07-21 12:51:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 114 transitions. [2020-07-21 12:51:19,288 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 114 transitions. Word has length 60 [2020-07-21 12:51:19,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:19,289 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 114 transitions. [2020-07-21 12:51:19,289 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:19,289 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2020-07-21 12:51:19,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 12:51:19,291 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:19,291 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:19,506 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:19,507 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:19,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:19,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1883415514, now seen corresponding path program 1 times [2020-07-21 12:51:19,508 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:19,509 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [422279493] [2020-07-21 12:51:19,509 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 12:51:19,910 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:19,911 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:19,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 12:51:19,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:19,983 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:19,984 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [422279493] [2020-07-21 12:51:19,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:19,985 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:19,985 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813427515] [2020-07-21 12:51:19,986 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:19,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:19,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:19,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:19,987 INFO L87 Difference]: Start difference. First operand 100 states and 114 transitions. Second operand 6 states. [2020-07-21 12:51:20,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:20,185 INFO L93 Difference]: Finished difference Result 236 states and 281 transitions. [2020-07-21 12:51:20,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:20,186 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-21 12:51:20,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:20,189 INFO L225 Difference]: With dead ends: 236 [2020-07-21 12:51:20,189 INFO L226 Difference]: Without dead ends: 164 [2020-07-21 12:51:20,190 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 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 12:51:20,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-07-21 12:51:20,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 162. [2020-07-21 12:51:20,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-07-21 12:51:20,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 188 transitions. [2020-07-21 12:51:20,210 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 188 transitions. Word has length 64 [2020-07-21 12:51:20,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:20,211 INFO L479 AbstractCegarLoop]: Abstraction has 162 states and 188 transitions. [2020-07-21 12:51:20,211 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:20,211 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 188 transitions. [2020-07-21 12:51:20,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-21 12:51:20,213 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:20,213 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:20,426 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:20,427 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:20,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:20,428 INFO L82 PathProgramCache]: Analyzing trace with hash 515534978, now seen corresponding path program 1 times [2020-07-21 12:51:20,428 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:20,429 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1235927376] [2020-07-21 12:51:20,429 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:20,686 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:20,687 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:20,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:51:20,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:20,730 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:20,731 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1235927376] [2020-07-21 12:51:20,731 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:20,731 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:20,731 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278633778] [2020-07-21 12:51:20,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:20,732 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:20,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:20,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:20,733 INFO L87 Difference]: Start difference. First operand 162 states and 188 transitions. Second operand 6 states. [2020-07-21 12:51:20,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:20,933 INFO L93 Difference]: Finished difference Result 250 states and 299 transitions. [2020-07-21 12:51:20,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:51:20,934 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-07-21 12:51:20,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:20,934 INFO L225 Difference]: With dead ends: 250 [2020-07-21 12:51:20,935 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:51:20,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 63 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 12:51:20,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:51:20,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:51:20,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:51:20,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:51:20,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-07-21 12:51:20,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:20,938 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:51:20,938 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:20,938 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:51:20,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:51:21,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:21,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:51:21,925 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-07-21 12:51:21,925 INFO L268 CegarLoopResult]: For program point L639-2(lines 639 660) no Hoare annotation was computed. [2020-07-21 12:51:21,926 INFO L268 CegarLoopResult]: For program point L661(lines 638 662) no Hoare annotation was computed. [2020-07-21 12:51:21,926 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 614 669) no Hoare annotation was computed. [2020-07-21 12:51:21,926 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 614 669) no Hoare annotation was computed. [2020-07-21 12:51:21,926 INFO L268 CegarLoopResult]: For program point L645(lines 645 649) no Hoare annotation was computed. [2020-07-21 12:51:21,926 INFO L268 CegarLoopResult]: For program point L645-1(lines 645 649) no Hoare annotation was computed. [2020-07-21 12:51:21,926 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 614 669) no Hoare annotation was computed. [2020-07-21 12:51:21,928 INFO L268 CegarLoopResult]: For program point L702(lines 702 706) no Hoare annotation was computed. [2020-07-21 12:51:21,928 INFO L268 CegarLoopResult]: For program point L702-1(lines 702 706) no Hoare annotation was computed. [2020-07-21 12:51:21,928 INFO L268 CegarLoopResult]: For program point L697(line 697) no Hoare annotation was computed. [2020-07-21 12:51:21,928 INFO L268 CegarLoopResult]: For program point L696-2(lines 696 721) no Hoare annotation was computed. [2020-07-21 12:51:21,928 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 670 729) no Hoare annotation was computed. [2020-07-21 12:51:21,929 INFO L268 CegarLoopResult]: For program point L722(lines 695 723) no Hoare annotation was computed. [2020-07-21 12:51:21,929 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 670 729) no Hoare annotation was computed. [2020-07-21 12:51:21,929 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-07-21 12:51:21,929 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-07-21 12:51:21,929 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 670 729) no Hoare annotation was computed. [2020-07-21 12:51:21,929 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 164 170) the Hoare annotation is: true [2020-07-21 12:51:21,929 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 164 170) no Hoare annotation was computed. [2020-07-21 12:51:21,930 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 171 179) no Hoare annotation was computed. [2020-07-21 12:51:21,930 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 171 179) the Hoare annotation is: true [2020-07-21 12:51:21,930 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 171 179) no Hoare annotation was computed. [2020-07-21 12:51:21,930 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,930 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,930 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,930 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,930 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-07-21 12:51:21,930 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-07-21 12:51:21,931 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,931 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,931 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-07-21 12:51:21,931 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-07-21 12:51:21,931 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-21 12:51:21,931 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-21 12:51:21,931 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 12:51:21,932 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-21 12:51:21,932 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-21 12:51:21,932 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-21 12:51:21,932 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-21 12:51:21,932 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 12:51:21,932 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-21 12:51:21,932 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-21 12:51:21,932 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-21 12:51:21,933 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-21 12:51:21,933 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-21 12:51:21,933 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-21 12:51:21,933 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-21 12:51:21,933 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-21 12:51:21,933 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-21 12:51:21,933 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-21 12:51:21,934 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 359 367) no Hoare annotation was computed. [2020-07-21 12:51:21,934 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 359 367) the Hoare annotation is: true [2020-07-21 12:51:21,934 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 359 367) no Hoare annotation was computed. [2020-07-21 12:51:21,934 INFO L268 CegarLoopResult]: For program point L413(lines 413 417) no Hoare annotation was computed. [2020-07-21 12:51:21,934 INFO L271 CegarLoopResult]: At program point L411(line 411) the Hoare annotation is: true [2020-07-21 12:51:21,934 INFO L268 CegarLoopResult]: For program point L413-2(lines 413 417) no Hoare annotation was computed. [2020-07-21 12:51:21,934 INFO L268 CegarLoopResult]: For program point L411-1(line 411) no Hoare annotation was computed. [2020-07-21 12:51:21,935 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 404 422) the Hoare annotation is: true [2020-07-21 12:51:21,935 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 404 422) no Hoare annotation was computed. [2020-07-21 12:51:21,935 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 404 422) no Hoare annotation was computed. [2020-07-21 12:51:21,935 INFO L268 CegarLoopResult]: For program point L387-2(lines 387 395) no Hoare annotation was computed. [2020-07-21 12:51:21,935 INFO L268 CegarLoopResult]: For program point L375(lines 375 383) no Hoare annotation was computed. [2020-07-21 12:51:21,935 INFO L268 CegarLoopResult]: For program point L375-2(lines 375 383) no Hoare annotation was computed. [2020-07-21 12:51:21,935 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 368 403) no Hoare annotation was computed. [2020-07-21 12:51:21,935 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-21 12:51:21,936 INFO L268 CegarLoopResult]: For program point L398-1(line 398) no Hoare annotation was computed. [2020-07-21 12:51:21,936 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 368 403) no Hoare annotation was computed. [2020-07-21 12:51:21,936 INFO L268 CegarLoopResult]: For program point L387(lines 387 395) no Hoare annotation was computed. [2020-07-21 12:51:21,936 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 368 403) no Hoare annotation was computed. [2020-07-21 12:51:21,936 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 157 163) no Hoare annotation was computed. [2020-07-21 12:51:21,936 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 157 163) the Hoare annotation is: true [2020-07-21 12:51:21,936 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 568 613) no Hoare annotation was computed. [2020-07-21 12:51:21,937 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 568 613) no Hoare annotation was computed. [2020-07-21 12:51:21,937 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 568 613) no Hoare annotation was computed. [2020-07-21 12:51:21,937 INFO L268 CegarLoopResult]: For program point L895(lines 895 915) no Hoare annotation was computed. [2020-07-21 12:51:21,937 INFO L268 CegarLoopResult]: For program point L895-1(lines 895 915) no Hoare annotation was computed. [2020-07-21 12:51:21,937 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 881 926) no Hoare annotation was computed. [2020-07-21 12:51:21,937 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 881 926) no Hoare annotation was computed. [2020-07-21 12:51:21,937 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 881 926) no Hoare annotation was computed. [2020-07-21 12:51:21,937 INFO L268 CegarLoopResult]: For program point L901(lines 901 908) no Hoare annotation was computed. [2020-07-21 12:51:21,938 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,938 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,938 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-07-21 12:51:21,938 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-07-21 12:51:21,938 INFO L268 CegarLoopResult]: For program point L353(line 353) no Hoare annotation was computed. [2020-07-21 12:51:21,938 INFO L268 CegarLoopResult]: For program point L353-1(line 353) no Hoare annotation was computed. [2020-07-21 12:51:21,938 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 348 358) no Hoare annotation was computed. [2020-07-21 12:51:21,939 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 348 358) no Hoare annotation was computed. [2020-07-21 12:51:21,939 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 348 358) no Hoare annotation was computed. [2020-07-21 12:51:21,939 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 340 347) the Hoare annotation is: true [2020-07-21 12:51:21,939 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 340 347) no Hoare annotation was computed. [2020-07-21 12:51:21,939 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 340 347) no Hoare annotation was computed. [2020-07-21 12:51:21,939 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 289 313) no Hoare annotation was computed. [2020-07-21 12:51:21,939 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 12:51:21,939 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 289 313) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:21,939 INFO L268 CegarLoopResult]: For program point L308-1(lines 289 313) no Hoare annotation was computed. [2020-07-21 12:51:21,940 INFO L264 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:21,940 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:21,940 INFO L268 CegarLoopResult]: For program point L297(lines 297 305) no Hoare annotation was computed. [2020-07-21 12:51:21,940 INFO L264 CegarLoopResult]: At program point L295(line 295) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:21,940 INFO L268 CegarLoopResult]: For program point L295-1(line 295) no Hoare annotation was computed. [2020-07-21 12:51:21,940 INFO L268 CegarLoopResult]: For program point L293(lines 293 310) no Hoare annotation was computed. [2020-07-21 12:51:21,940 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 281 287) no Hoare annotation was computed. [2020-07-21 12:51:21,940 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 281 287) the Hoare annotation is: true [2020-07-21 12:51:21,940 INFO L264 CegarLoopResult]: At program point L227-2(lines 221 232) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:21,940 INFO L268 CegarLoopResult]: For program point L192(lines 191 236) no Hoare annotation was computed. [2020-07-21 12:51:21,941 INFO L264 CegarLoopResult]: At program point testENTRY(lines 181 244) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,941 INFO L268 CegarLoopResult]: For program point L221(lines 221 232) no Hoare annotation was computed. [2020-07-21 12:51:21,941 INFO L268 CegarLoopResult]: For program point testFINAL(lines 181 244) no Hoare annotation was computed. [2020-07-21 12:51:21,941 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:21,941 INFO L268 CegarLoopResult]: For program point L211(lines 211 217) no Hoare annotation was computed. [2020-07-21 12:51:21,941 INFO L268 CegarLoopResult]: For program point L211-1(lines 211 217) no Hoare annotation was computed. [2020-07-21 12:51:21,941 INFO L264 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:21,941 INFO L264 CegarLoopResult]: At program point L234(lines 191 236) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:21,941 INFO L268 CegarLoopResult]: For program point L201(lines 201 207) no Hoare annotation was computed. [2020-07-21 12:51:21,941 INFO L268 CegarLoopResult]: For program point L201-1(lines 201 207) no Hoare annotation was computed. [2020-07-21 12:51:21,941 INFO L268 CegarLoopResult]: For program point L193(lines 193 197) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L264 CegarLoopResult]: At program point L237(lines 190 238) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point L227(lines 227 231) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point testEXIT(lines 181 244) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 835 880) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point L855(lines 855 862) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 835 880) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point L849(lines 849 869) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 835 880) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point L849-1(lines 849 869) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 314 321) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 314 321) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 314 321) no Hoare annotation was computed. [2020-07-21 12:51:21,942 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 504 512) no Hoare annotation was computed. [2020-07-21 12:51:21,943 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 504 512) the Hoare annotation is: true [2020-07-21 12:51:21,943 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 504 512) no Hoare annotation was computed. [2020-07-21 12:51:21,943 INFO L268 CegarLoopResult]: For program point L545(lines 545 551) no Hoare annotation was computed. [2020-07-21 12:51:21,943 INFO L268 CegarLoopResult]: For program point L544(lines 544 554) no Hoare annotation was computed. [2020-07-21 12:51:21,943 INFO L264 CegarLoopResult]: At program point L542(line 542) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,943 INFO L268 CegarLoopResult]: For program point L542-1(line 542) no Hoare annotation was computed. [2020-07-21 12:51:21,943 INFO L268 CegarLoopResult]: For program point L540(lines 540 557) no Hoare annotation was computed. [2020-07-21 12:51:21,943 INFO L268 CegarLoopResult]: For program point L540-1(lines 532 560) no Hoare annotation was computed. [2020-07-21 12:51:21,943 INFO L271 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: true [2020-07-21 12:51:21,943 INFO L268 CegarLoopResult]: For program point L538-1(line 538) no Hoare annotation was computed. [2020-07-21 12:51:21,943 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 532 560) the Hoare annotation is: true [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 532 560) no Hoare annotation was computed. [2020-07-21 12:51:21,944 INFO L264 CegarLoopResult]: At program point L547(line 547) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,944 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 524 531) the Hoare annotation is: true [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 524 531) no Hoare annotation was computed. [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 524 531) no Hoare annotation was computed. [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point L480(lines 480 488) no Hoare annotation was computed. [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 472 494) no Hoare annotation was computed. [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 472 494) no Hoare annotation was computed. [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 472 494) no Hoare annotation was computed. [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 147 156) no Hoare annotation was computed. [2020-07-21 12:51:21,944 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 147 156) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 147 156) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 732 834) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point L797-1(line 797) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point L820(lines 820 831) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point L783(lines 783 787) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point L781-2(lines 781 801) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 732 834) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point L802(lines 780 803) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point L761(lines 761 777) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point L821(lines 821 828) no Hoare annotation was computed. [2020-07-21 12:51:21,945 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 732 834) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point L782(lines 781 801) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point L813-1(line 813) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point L778(lines 778 819) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point L334-1(lines 323 339) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 323 339) no Hoare annotation was computed. [2020-07-21 12:51:21,946 INFO L268 CegarLoopResult]: For program point L330(lines 330 336) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 323 339) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point L328-1(line 328) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 495 503) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 495 503) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 495 503) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 451 462) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point L455-1(lines 451 462) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 451 462) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:21,947 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:51:21,948 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:21,948 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 257 280) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:21,948 INFO L264 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:21,948 INFO L264 CegarLoopResult]: At program point L268(lines 268 274) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:21,948 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 257 280) no Hoare annotation was computed. [2020-07-21 12:51:21,948 INFO L264 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:21,948 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 257 280) no Hoare annotation was computed. [2020-07-21 12:51:21,948 INFO L268 CegarLoopResult]: For program point L261(lines 260 279) no Hoare annotation was computed. [2020-07-21 12:51:21,948 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-21 12:51:21,948 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-21 12:51:21,948 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-21 12:51:21,949 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-21 12:51:21,949 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-21 12:51:21,949 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-21 12:51:21,949 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-21 12:51:21,949 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-21 12:51:21,949 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-21 12:51:21,949 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-21 12:51:21,949 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 463 471) the Hoare annotation is: true [2020-07-21 12:51:21,950 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 463 471) no Hoare annotation was computed. [2020-07-21 12:51:21,950 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 463 471) no Hoare annotation was computed. [2020-07-21 12:51:21,950 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 427 438) the Hoare annotation is: true [2020-07-21 12:51:21,950 INFO L268 CegarLoopResult]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2020-07-21 12:51:21,950 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 427 438) no Hoare annotation was computed. [2020-07-21 12:51:21,950 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-21 12:51:21,950 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-21 12:51:21,950 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:21,951 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:51:21,951 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:21,951 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:21,951 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 439 450) no Hoare annotation was computed. [2020-07-21 12:51:21,951 INFO L268 CegarLoopResult]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2020-07-21 12:51:21,951 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 439 450) the Hoare annotation is: true [2020-07-21 12:51:21,951 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 514 521) no Hoare annotation was computed. [2020-07-21 12:51:21,951 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2020-07-21 12:51:21,951 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 514 521) the Hoare annotation is: true [2020-07-21 12:51:21,952 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 514 521) no Hoare annotation was computed. [2020-07-21 12:51:21,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:51:21 BoogieIcfgContainer [2020-07-21 12:51:21,967 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:51:21,970 INFO L168 Benchmark]: Toolchain (without parser) took 6613.06 ms. Allocated memory was 137.9 MB in the beginning and 287.8 MB in the end (delta: 149.9 MB). Free memory was 100.4 MB in the beginning and 133.6 MB in the end (delta: -33.2 MB). Peak memory consumption was 116.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:21,971 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:51:21,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.97 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 100.0 MB in the beginning and 170.4 MB in the end (delta: -70.4 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:21,973 INFO L168 Benchmark]: Boogie Preprocessor took 115.27 ms. Allocated memory is still 202.9 MB. Free memory was 170.4 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:21,974 INFO L168 Benchmark]: RCFGBuilder took 1127.10 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 166.3 MB in the beginning and 198.0 MB in the end (delta: -31.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:21,975 INFO L168 Benchmark]: TraceAbstraction took 4586.84 ms. Allocated memory was 234.4 MB in the beginning and 287.8 MB in the end (delta: 53.5 MB). Free memory was 198.0 MB in the beginning and 133.6 MB in the end (delta: 64.4 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:21,979 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 777.97 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 100.0 MB in the beginning and 170.4 MB in the end (delta: -70.4 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.27 ms. Allocated memory is still 202.9 MB. Free memory was 170.4 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1127.10 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 166.3 MB in the beginning and 198.0 MB in the end (delta: -31.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4586.84 ms. Allocated memory was 234.4 MB in the beginning and 287.8 MB in the end (delta: 53.5 MB). Free memory was 198.0 MB in the beginning and 133.6 MB in the end (delta: 64.4 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 518]: 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: 191]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 226 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 578 SDtfs, 218 SDslu, 708 SDs, 0 SdLazy, 111 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 294 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred 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, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 238 PreInvPairs, 252 NumberOfFragments, 441 HoareAnnotationTreeSize, 238 FomulaSimplifications, 56 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 51 FomulaSimplificationsInter, 610 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 295 NumberOfCodeBlocks, 295 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 290 ConstructedInterpolants, 0 QuantifiedInterpolants, 30906 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3432 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...