/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 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:04:23,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:04:23,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:04:23,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:04:23,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:04:23,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:04:23,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:04:23,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:04:23,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:04:23,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:04:23,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:04:23,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:04:23,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:04:23,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:04:23,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:04:23,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:04:23,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:04:23,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:04:23,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:04:23,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:04:23,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:04:23,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:04:23,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:04:23,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:04:23,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:04:23,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:04:23,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:04:23,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:04:23,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:04:23,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:04:23,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:04:23,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:04:23,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:04:23,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:04:23,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:04:23,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:04:23,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:04:23,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:04:23,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:04:23,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:04:23,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:04:23,425 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 [2020-07-20 13:04:23,460 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:04:23,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:04:23,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:04:23,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:04:23,464 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:04:23,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:04:23,465 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:04:23,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:04:23,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:04:23,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:04:23,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:04:23,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:04:23,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:04:23,466 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:04:23,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:04:23,466 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:04:23,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:04:23,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:04:23,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:04:23,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:04:23,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:04:23,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:04:23,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:04:23,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:04:23,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:04:23,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:04:23,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:23,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:04:23,470 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:04:23,470 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 -> 4 [2020-07-20 13:04:23,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:04:23,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:04:23,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:04:23,767 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:04:23,767 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:04:23,768 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2020-07-20 13:04:23,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c2555217/974f5239002e413f917ce67aa1e476f1/FLAG3af18af87 [2020-07-20 13:04:24,356 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:04:24,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2020-07-20 13:04:24,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c2555217/974f5239002e413f917ce67aa1e476f1/FLAG3af18af87 [2020-07-20 13:04:24,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c2555217/974f5239002e413f917ce67aa1e476f1 [2020-07-20 13:04:24,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:04:24,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:04:24,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:04:24,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:04:24,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:04:24,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:24" (1/1) ... [2020-07-20 13:04:24,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0926b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:24, skipping insertion in model container [2020-07-20 13:04:24,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:24" (1/1) ... [2020-07-20 13:04:24,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:04:24,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:04:25,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:04:25,108 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:04:25,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:04:25,368 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:04:25,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25 WrapperNode [2020-07-20 13:04:25,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:04:25,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:04:25,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:04:25,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:04:25,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25" (1/1) ... [2020-07-20 13:04:25,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25" (1/1) ... [2020-07-20 13:04:25,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25" (1/1) ... [2020-07-20 13:04:25,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25" (1/1) ... [2020-07-20 13:04:25,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25" (1/1) ... [2020-07-20 13:04:25,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25" (1/1) ... [2020-07-20 13:04:25,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25" (1/1) ... [2020-07-20 13:04:25,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:04:25,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:04:25,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:04:25,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:04:25,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25" (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 [2020-07-20 13:04:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:04:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:04:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:04:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:04:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:04:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:04:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:04:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:04:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:04:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:04:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:04:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:04:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:04:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:04:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:04:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:04:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 13:04:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:04:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:04:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:04:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:04:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:04:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:04:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 13:04:25,543 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 13:04:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:04:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:04:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:04:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:04:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:04:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:04:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 13:04:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:04:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:04:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:04:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:04:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:04:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:04:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 13:04:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 13:04:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 13:04:25,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:04:25,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:04:25,547 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:04:25,547 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:04:25,547 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:04:25,547 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:04:25,549 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:04:25,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:04:25,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:04:25,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:04:25,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:04:25,550 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:04:25,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:04:25,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:04:25,551 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:04:25,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:04:25,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:04:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:04:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:04:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:04:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:04:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:04:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:04:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:04:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:04:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:04:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:04:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 13:04:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:04:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:04:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:04:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:04:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:04:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 13:04:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:04:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:04:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:04:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:04:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:04:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:04:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:04:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:04:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:04:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:04:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 13:04:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 13:04:25,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:04:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 13:04:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 13:04:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 13:04:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:04:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:04:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:04:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:04:25,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:04:26,699 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:04:26,700 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:04:26,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:26 BoogieIcfgContainer [2020-07-20 13:04:26,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:04:26,707 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:04:26,707 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:04:26,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:04:26,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:04:24" (1/3) ... [2020-07-20 13:04:26,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32159eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:26, skipping insertion in model container [2020-07-20 13:04:26,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:25" (2/3) ... [2020-07-20 13:04:26,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32159eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:26, skipping insertion in model container [2020-07-20 13:04:26,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:26" (3/3) ... [2020-07-20 13:04:26,714 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product23.cil.c [2020-07-20 13:04:26,725 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:04:26,733 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:04:26,746 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:04:26,770 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:04:26,770 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:04:26,770 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:04:26,770 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:04:26,771 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:04:26,771 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:04:26,771 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:04:26,771 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:04:26,795 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2020-07-20 13:04:26,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 13:04:26,806 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:26,807 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:26,808 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:26,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:26,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1236267366, now seen corresponding path program 1 times [2020-07-20 13:04:26,823 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:26,823 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1539724144] [2020-07-20 13:04:26,824 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:27,391 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:04:27,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:27,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:04:27,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 13:04:27,444 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:27,445 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1539724144] [2020-07-20 13:04:27,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:27,446 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:04:27,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341290418] [2020-07-20 13:04:27,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:04:27,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:27,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:04:27,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:04:27,471 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 2 states. [2020-07-20 13:04:27,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:27,520 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2020-07-20 13:04:27,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:04:27,521 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 13:04:27,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:27,535 INFO L225 Difference]: With dead ends: 272 [2020-07-20 13:04:27,535 INFO L226 Difference]: Without dead ends: 138 [2020-07-20 13:04:27,540 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:04:27,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-07-20 13:04:27,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2020-07-20 13:04:27,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-07-20 13:04:27,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2020-07-20 13:04:27,608 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 59 [2020-07-20 13:04:27,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:27,609 INFO L479 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2020-07-20 13:04:27,609 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:04:27,609 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2020-07-20 13:04:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 13:04:27,619 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:27,620 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:27,833 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:27,834 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:27,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:27,834 INFO L82 PathProgramCache]: Analyzing trace with hash -1329749238, now seen corresponding path program 1 times [2020-07-20 13:04:27,834 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:27,835 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [690544059] [2020-07-20 13:04:27,835 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:28,312 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:04:28,312 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:28,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:04:28,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:28,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:04:28,372 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:28,373 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [690544059] [2020-07-20 13:04:28,373 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:28,373 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:04:28,374 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285110302] [2020-07-20 13:04:28,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:04:28,376 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:28,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:04:28,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:28,376 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 3 states. [2020-07-20 13:04:28,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:28,418 INFO L93 Difference]: Finished difference Result 356 states and 435 transitions. [2020-07-20 13:04:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:04:28,419 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-20 13:04:28,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:28,424 INFO L225 Difference]: With dead ends: 356 [2020-07-20 13:04:28,425 INFO L226 Difference]: Without dead ends: 246 [2020-07-20 13:04:28,427 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:28,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-07-20 13:04:28,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 242. [2020-07-20 13:04:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-07-20 13:04:28,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 293 transitions. [2020-07-20 13:04:28,468 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 293 transitions. Word has length 64 [2020-07-20 13:04:28,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:28,468 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 293 transitions. [2020-07-20 13:04:28,469 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:04:28,469 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 293 transitions. [2020-07-20 13:04:28,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-20 13:04:28,473 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:28,473 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:28,689 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:28,689 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:28,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:28,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1748224400, now seen corresponding path program 1 times [2020-07-20 13:04:28,690 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:28,691 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [608100486] [2020-07-20 13:04:28,691 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:29,125 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:04:29,125 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:29,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:04:29,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:04:29,185 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:29,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [608100486] [2020-07-20 13:04:29,185 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:29,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:04:29,186 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736059740] [2020-07-20 13:04:29,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:04:29,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:29,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:04:29,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:04:29,188 INFO L87 Difference]: Start difference. First operand 242 states and 293 transitions. Second operand 6 states. [2020-07-20 13:04:29,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:29,410 INFO L93 Difference]: Finished difference Result 383 states and 482 transitions. [2020-07-20 13:04:29,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:04:29,411 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-20 13:04:29,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:29,412 INFO L225 Difference]: With dead ends: 383 [2020-07-20 13:04:29,412 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:04:29,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:04:29,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:04:29,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:04:29,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:04:29,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:04:29,416 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-20 13:04:29,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:29,416 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:04:29,417 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:04:29,417 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:04:29,417 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:04:29,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:29,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:04:30,347 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-20 13:04:30,348 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-20 13:04:30,348 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 13:04:30,348 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-20 13:04:30,348 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-20 13:04:30,348 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-20 13:04:30,348 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-20 13:04:30,348 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-20 13:04:30,349 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 13:04:30,349 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-20 13:04:30,349 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-20 13:04:30,349 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-20 13:04:30,349 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-20 13:04:30,349 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 13:04:30,350 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-20 13:04:30,350 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-20 13:04:30,350 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-20 13:04:30,350 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-20 13:04:30,350 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2020-07-20 13:04:30,350 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2020-07-20 13:04:30,351 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2020-07-20 13:04:30,351 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2020-07-20 13:04:30,351 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2020-07-20 13:04:30,351 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 920 927) the Hoare annotation is: true [2020-07-20 13:04:30,351 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 920 927) no Hoare annotation was computed. [2020-07-20 13:04:30,351 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 920 927) no Hoare annotation was computed. [2020-07-20 13:04:30,351 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 928 937) the Hoare annotation is: true [2020-07-20 13:04:30,352 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 928 937) no Hoare annotation was computed. [2020-07-20 13:04:30,352 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 928 937) no Hoare annotation was computed. [2020-07-20 13:04:30,352 INFO L268 CegarLoopResult]: For program point L933(line 933) no Hoare annotation was computed. [2020-07-20 13:04:30,352 INFO L264 CegarLoopResult]: At program point L953(line 953) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,352 INFO L268 CegarLoopResult]: For program point L951(lines 951 957) no Hoare annotation was computed. [2020-07-20 13:04:30,352 INFO L268 CegarLoopResult]: For program point L950(lines 950 960) no Hoare annotation was computed. [2020-07-20 13:04:30,353 INFO L271 CegarLoopResult]: At program point L948(line 948) the Hoare annotation is: true [2020-07-20 13:04:30,353 INFO L268 CegarLoopResult]: For program point L948-1(line 948) no Hoare annotation was computed. [2020-07-20 13:04:30,353 INFO L268 CegarLoopResult]: For program point L946(lines 946 963) no Hoare annotation was computed. [2020-07-20 13:04:30,353 INFO L268 CegarLoopResult]: For program point L946-1(lines 938 966) no Hoare annotation was computed. [2020-07-20 13:04:30,353 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 938 966) the Hoare annotation is: true [2020-07-20 13:04:30,353 INFO L271 CegarLoopResult]: At program point L944(line 944) the Hoare annotation is: true [2020-07-20 13:04:30,353 INFO L268 CegarLoopResult]: For program point L944-1(line 944) no Hoare annotation was computed. [2020-07-20 13:04:30,353 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 938 966) no Hoare annotation was computed. [2020-07-20 13:04:30,354 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 591 613) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,354 INFO L264 CegarLoopResult]: At program point L603(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,354 INFO L264 CegarLoopResult]: At program point L603-1(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,354 INFO L268 CegarLoopResult]: For program point L601(lines 601 608) no Hoare annotation was computed. [2020-07-20 13:04:30,354 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 591 613) no Hoare annotation was computed. [2020-07-20 13:04:30,354 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 608) no Hoare annotation was computed. [2020-07-20 13:04:30,354 INFO L268 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-07-20 13:04:30,355 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,355 INFO L264 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,355 INFO L264 CegarLoopResult]: At program point L597-1(line 597) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,355 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 591 613) no Hoare annotation was computed. [2020-07-20 13:04:30,355 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 544 567) no Hoare annotation was computed. [2020-07-20 13:04:30,355 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 544 567) no Hoare annotation was computed. [2020-07-20 13:04:30,355 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 544 567) no Hoare annotation was computed. [2020-07-20 13:04:30,356 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-07-20 13:04:30,356 INFO L268 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-07-20 13:04:30,356 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-07-20 13:04:30,356 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-07-20 13:04:30,356 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-07-20 13:04:30,356 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-07-20 13:04:30,356 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-20 13:04:30,356 INFO L268 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-07-20 13:04:30,357 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-07-20 13:04:30,357 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-20 13:04:30,357 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-07-20 13:04:30,357 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-07-20 13:04:30,357 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-20 13:04:30,357 INFO L268 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-07-20 13:04:30,357 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 801 815) no Hoare annotation was computed. [2020-07-20 13:04:30,358 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:30,358 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 801 815) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 13:04:30,358 INFO L268 CegarLoopResult]: For program point L805(lines 805 811) no Hoare annotation was computed. [2020-07-20 13:04:30,358 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 801 815) no Hoare annotation was computed. [2020-07-20 13:04:30,358 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 737 745) no Hoare annotation was computed. [2020-07-20 13:04:30,358 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 737 745) the Hoare annotation is: true [2020-07-20 13:04:30,358 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 737 745) no Hoare annotation was computed. [2020-07-20 13:04:30,359 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 782 800) the Hoare annotation is: true [2020-07-20 13:04:30,359 INFO L268 CegarLoopResult]: For program point L791(lines 791 795) no Hoare annotation was computed. [2020-07-20 13:04:30,359 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 782 800) no Hoare annotation was computed. [2020-07-20 13:04:30,359 INFO L271 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: true [2020-07-20 13:04:30,359 INFO L268 CegarLoopResult]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2020-07-20 13:04:30,359 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-07-20 13:04:30,359 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 782 800) no Hoare annotation was computed. [2020-07-20 13:04:30,360 INFO L268 CegarLoopResult]: For program point L765(lines 765 773) no Hoare annotation was computed. [2020-07-20 13:04:30,360 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 773) no Hoare annotation was computed. [2020-07-20 13:04:30,360 INFO L268 CegarLoopResult]: For program point L753(lines 753 761) no Hoare annotation was computed. [2020-07-20 13:04:30,360 INFO L268 CegarLoopResult]: For program point L753-2(lines 753 761) no Hoare annotation was computed. [2020-07-20 13:04:30,360 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 746 781) no Hoare annotation was computed. [2020-07-20 13:04:30,360 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-07-20 13:04:30,360 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-07-20 13:04:30,360 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 746 781) no Hoare annotation was computed. [2020-07-20 13:04:30,361 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 746 781) no Hoare annotation was computed. [2020-07-20 13:04:30,361 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2020-07-20 13:04:30,361 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2020-07-20 13:04:30,361 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-20 13:04:30,361 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-20 13:04:30,361 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-20 13:04:30,361 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-20 13:04:30,361 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-20 13:04:30,362 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-20 13:04:30,362 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-20 13:04:30,362 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-20 13:04:30,362 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-20 13:04:30,362 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 577 587) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,362 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 577 587) no Hoare annotation was computed. [2020-07-20 13:04:30,362 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 577 587) no Hoare annotation was computed. [2020-07-20 13:04:30,363 INFO L264 CegarLoopResult]: At program point L582(line 582) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,363 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 726 736) the Hoare annotation is: true [2020-07-20 13:04:30,363 INFO L271 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: true [2020-07-20 13:04:30,363 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 726 736) no Hoare annotation was computed. [2020-07-20 13:04:30,363 INFO L268 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-07-20 13:04:30,363 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 726 736) no Hoare annotation was computed. [2020-07-20 13:04:30,364 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 718 725) the Hoare annotation is: true [2020-07-20 13:04:30,364 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 718 725) no Hoare annotation was computed. [2020-07-20 13:04:30,364 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 718 725) no Hoare annotation was computed. [2020-07-20 13:04:30,364 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,364 INFO L268 CegarLoopResult]: For program point L704-1(lines 685 709) no Hoare annotation was computed. [2020-07-20 13:04:30,364 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:30,364 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:30,365 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 685 709) no Hoare annotation was computed. [2020-07-20 13:04:30,365 INFO L268 CegarLoopResult]: For program point L693(lines 693 701) no Hoare annotation was computed. [2020-07-20 13:04:30,365 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 685 709) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,365 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:30,365 INFO L268 CegarLoopResult]: For program point L691-1(line 691) no Hoare annotation was computed. [2020-07-20 13:04:30,365 INFO L268 CegarLoopResult]: For program point L689(lines 689 706) no Hoare annotation was computed. [2020-07-20 13:04:30,365 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 651 657) no Hoare annotation was computed. [2020-07-20 13:04:30,366 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 651 657) the Hoare annotation is: true [2020-07-20 13:04:30,366 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,366 INFO L264 CegarLoopResult]: At program point testENTRY(lines 817 882) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,366 INFO L268 CegarLoopResult]: For program point L863(lines 863 869) no Hoare annotation was computed. [2020-07-20 13:04:30,366 INFO L264 CegarLoopResult]: At program point L863-1(lines 857 870) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,366 INFO L268 CegarLoopResult]: For program point L828(lines 827 874) no Hoare annotation was computed. [2020-07-20 13:04:30,366 INFO L268 CegarLoopResult]: For program point L857(lines 857 870) no Hoare annotation was computed. [2020-07-20 13:04:30,367 INFO L268 CegarLoopResult]: For program point testFINAL(lines 817 882) no Hoare annotation was computed. [2020-07-20 13:04:30,367 INFO L264 CegarLoopResult]: At program point L849(line 849) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,367 INFO L268 CegarLoopResult]: For program point L847(lines 847 853) no Hoare annotation was computed. [2020-07-20 13:04:30,367 INFO L268 CegarLoopResult]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2020-07-20 13:04:30,367 INFO L264 CegarLoopResult]: At program point L872(lines 827 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,367 INFO L264 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,367 INFO L268 CegarLoopResult]: For program point L837(lines 837 843) no Hoare annotation was computed. [2020-07-20 13:04:30,367 INFO L268 CegarLoopResult]: For program point L837-1(lines 837 843) no Hoare annotation was computed. [2020-07-20 13:04:30,368 INFO L268 CegarLoopResult]: For program point L829(lines 829 833) no Hoare annotation was computed. [2020-07-20 13:04:30,368 INFO L264 CegarLoopResult]: At program point L875(lines 826 876) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:30,368 INFO L268 CegarLoopResult]: For program point testEXIT(lines 817 882) no Hoare annotation was computed. [2020-07-20 13:04:30,368 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-20 13:04:30,368 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-20 13:04:30,368 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-20 13:04:30,368 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-20 13:04:30,368 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-20 13:04:30,369 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-20 13:04:30,369 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 501 509) no Hoare annotation was computed. [2020-07-20 13:04:30,369 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2020-07-20 13:04:30,369 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2020-07-20 13:04:30,369 INFO L268 CegarLoopResult]: For program point L477(lines 477 485) no Hoare annotation was computed. [2020-07-20 13:04:30,369 INFO L268 CegarLoopResult]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2020-07-20 13:04:30,370 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2020-07-20 13:04:30,370 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2020-07-20 13:04:30,370 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 469 491) no Hoare annotation was computed. [2020-07-20 13:04:30,370 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-20 13:04:30,370 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-20 13:04:30,370 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-20 13:04:30,370 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-20 13:04:30,370 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-20 13:04:30,371 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-20 13:04:30,371 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-20 13:04:30,371 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-20 13:04:30,371 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-20 13:04:30,371 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-20 13:04:30,371 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-20 13:04:30,371 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-20 13:04:30,371 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-20 13:04:30,372 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-20 13:04:30,372 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-20 13:04:30,372 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-20 13:04:30,372 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 885 894) no Hoare annotation was computed. [2020-07-20 13:04:30,372 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 885 894) no Hoare annotation was computed. [2020-07-20 13:04:30,372 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 885 894) no Hoare annotation was computed. [2020-07-20 13:04:30,372 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:30,372 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:04:30,373 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:30,373 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 710 717) no Hoare annotation was computed. [2020-07-20 13:04:30,373 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 710 717) no Hoare annotation was computed. [2020-07-20 13:04:30,373 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 710 717) no Hoare annotation was computed. [2020-07-20 13:04:30,373 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 492 500) the Hoare annotation is: true [2020-07-20 13:04:30,373 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 492 500) no Hoare annotation was computed. [2020-07-20 13:04:30,373 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2020-07-20 13:04:30,373 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:30,374 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:04:30,374 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:30,374 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: true [2020-07-20 13:04:30,374 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2020-07-20 13:04:30,374 INFO L268 CegarLoopResult]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2020-07-20 13:04:30,374 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2020-07-20 13:04:30,374 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2020-07-20 13:04:30,374 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2020-07-20 13:04:30,375 INFO L264 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,375 INFO L264 CegarLoopResult]: At program point L638(lines 638 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,375 INFO L264 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:30,375 INFO L268 CegarLoopResult]: For program point L631(lines 627 649) no Hoare annotation was computed. [2020-07-20 13:04:30,375 INFO L268 CegarLoopResult]: For program point L629(lines 627 649) no Hoare annotation was computed. [2020-07-20 13:04:30,375 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 624 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,375 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 624 650) no Hoare annotation was computed. [2020-07-20 13:04:30,376 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 624 650) no Hoare annotation was computed. [2020-07-20 13:04:30,376 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 513 542) no Hoare annotation was computed. [2020-07-20 13:04:30,376 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 513 542) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,376 INFO L271 CegarLoopResult]: At program point L538(lines 513 542) the Hoare annotation is: true [2020-07-20 13:04:30,376 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-07-20 13:04:30,376 INFO L268 CegarLoopResult]: For program point L527(lines 527 531) no Hoare annotation was computed. [2020-07-20 13:04:30,376 INFO L264 CegarLoopResult]: At program point L527-1(lines 527 531) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,377 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-07-20 13:04:30,377 INFO L264 CegarLoopResult]: At program point L523-2(lines 523 537) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,377 INFO L264 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,377 INFO L268 CegarLoopResult]: For program point L519-1(line 519) no Hoare annotation was computed. [2020-07-20 13:04:30,377 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2020-07-20 13:04:30,377 INFO L268 CegarLoopResult]: For program point L428-1(lines 424 435) no Hoare annotation was computed. [2020-07-20 13:04:30,377 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2020-07-20 13:04:30,377 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 568 574) no Hoare annotation was computed. [2020-07-20 13:04:30,378 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 568 574) the Hoare annotation is: true [2020-07-20 13:04:30,378 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:30,378 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:04:30,378 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:04:30,378 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:30,378 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2020-07-20 13:04:30,378 INFO L268 CegarLoopResult]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2020-07-20 13:04:30,379 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: true [2020-07-20 13:04:30,379 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2020-07-20 13:04:30,379 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2020-07-20 13:04:30,379 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2020-07-20 13:04:30,379 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2020-07-20 13:04:30,379 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:30,379 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 659 683) no Hoare annotation was computed. [2020-07-20 13:04:30,380 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:30,380 INFO L268 CegarLoopResult]: For program point L667(lines 667 675) no Hoare annotation was computed. [2020-07-20 13:04:30,380 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 659 683) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,380 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:30,380 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-07-20 13:04:30,380 INFO L268 CegarLoopResult]: For program point L663(lines 663 680) no Hoare annotation was computed. [2020-07-20 13:04:30,380 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:30,380 INFO L268 CegarLoopResult]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2020-07-20 13:04:30,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:04:30 BoogieIcfgContainer [2020-07-20 13:04:30,396 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:04:30,399 INFO L168 Benchmark]: Toolchain (without parser) took 5710.06 ms. Allocated memory was 145.2 MB in the beginning and 250.6 MB in the end (delta: 105.4 MB). Free memory was 100.4 MB in the beginning and 113.9 MB in the end (delta: -13.5 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:30,400 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 145.2 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-20 13:04:30,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.29 ms. Allocated memory was 145.2 MB in the beginning and 204.5 MB in the end (delta: 59.2 MB). Free memory was 100.0 MB in the beginning and 172.9 MB in the end (delta: -72.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:30,402 INFO L168 Benchmark]: Boogie Preprocessor took 91.25 ms. Allocated memory is still 204.5 MB. Free memory was 172.9 MB in the beginning and 168.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:30,403 INFO L168 Benchmark]: RCFGBuilder took 1244.73 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.9 MB in the beginning and 197.7 MB in the end (delta: -28.8 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:30,404 INFO L168 Benchmark]: TraceAbstraction took 3689.40 ms. Allocated memory was 237.0 MB in the beginning and 250.6 MB in the end (delta: 13.6 MB). Free memory was 197.7 MB in the beginning and 113.9 MB in the end (delta: 83.7 MB). Peak memory consumption was 97.4 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:30,408 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 145.2 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.29 ms. Allocated memory was 145.2 MB in the beginning and 204.5 MB in the end (delta: 59.2 MB). Free memory was 100.0 MB in the beginning and 172.9 MB in the end (delta: -72.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.25 ms. Allocated memory is still 204.5 MB. Free memory was 172.9 MB in the beginning and 168.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1244.73 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.9 MB in the beginning and 197.7 MB in the end (delta: -28.8 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3689.40 ms. Allocated memory was 237.0 MB in the beginning and 250.6 MB in the end (delta: 13.6 MB). Free memory was 197.7 MB in the beginning and 113.9 MB in the end (delta: 83.7 MB). Peak memory consumption was 97.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || 0 == pumpRunning) || !(1 <= \old(systemActive)) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || 0 == pumpRunning - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || 0 == pumpRunning) || !(1 <= \old(systemActive)) - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.8s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 484 SDtfs, 209 SDslu, 400 SDs, 0 SdLazy, 75 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 192 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 330 PreInvPairs, 363 NumberOfFragments, 394 HoareAnnotationTreeSize, 330 FomulaSimplifications, 48 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 63 FomulaSimplificationsInter, 572 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 193 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 20386 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2120 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...