/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:22:57,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:22:57,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:22:57,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:22:57,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:22:57,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:22:57,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:22:57,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:22:57,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:22:57,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:22:57,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:22:57,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:22:57,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:22:57,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:22:57,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:22:57,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:22:57,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:22:57,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:22:57,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:22:57,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:22:57,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:22:57,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:22:57,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:22:57,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:22:57,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:22:57,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:22:57,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:22:57,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:22:57,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:22:57,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:22:57,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:22:57,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:22:57,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:22:57,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:22:57,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:22:57,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:22:57,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:22:57,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:22:57,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:22:57,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:22:57,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:22:57,424 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 16:22:57,439 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:22:57,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:22:57,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:22:57,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:22:57,441 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:22:57,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:22:57,441 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:22:57,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:22:57,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:22:57,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:22:57,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:22:57,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:22:57,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:22:57,442 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:22:57,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:22:57,443 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:22:57,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:22:57,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:22:57,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:22:57,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:22:57,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:22:57,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:22:57,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:22:57,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:22:57,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:22:57,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:22:57,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:57,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:22:57,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:22:57,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 16:22:57,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:22:57,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:22:57,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:22:57,801 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:22:57,802 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:22:57,802 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-07-20 16:22:57,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6370307fb/747a597fb9fd4c52876b6b0ef2451b0c/FLAGc2097828f [2020-07-20 16:22:58,438 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:22:58,439 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-07-20 16:22:58,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6370307fb/747a597fb9fd4c52876b6b0ef2451b0c/FLAGc2097828f [2020-07-20 16:22:58,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6370307fb/747a597fb9fd4c52876b6b0ef2451b0c [2020-07-20 16:22:58,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:22:58,765 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:22:58,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:22:58,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:22:58,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:22:58,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:22:58" (1/1) ... [2020-07-20 16:22:58,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d7ab647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:58, skipping insertion in model container [2020-07-20 16:22:58,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:22:58" (1/1) ... [2020-07-20 16:22:58,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:22:58,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:22:59,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:22:59,312 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:22:59,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:22:59,418 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:22:59,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59 WrapperNode [2020-07-20 16:22:59,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:22:59,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:22:59,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:22:59,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:22:59,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59" (1/1) ... [2020-07-20 16:22:59,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59" (1/1) ... [2020-07-20 16:22:59,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59" (1/1) ... [2020-07-20 16:22:59,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59" (1/1) ... [2020-07-20 16:22:59,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59" (1/1) ... [2020-07-20 16:22:59,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59" (1/1) ... [2020-07-20 16:22:59,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59" (1/1) ... [2020-07-20 16:22:59,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:22:59,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:22:59,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:22:59,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:22:59,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59" (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 16:22:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:22:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:22:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:22:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:22:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:22:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:22:59,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:22:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:22:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:22:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:22:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:22:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:22:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:22:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:22:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:22:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:22:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:22:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:22:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:22:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:22:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:22:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:22:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:22:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:22:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:22:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:22:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:22:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:22:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:22:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 16:22:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:22:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 16:22:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:22:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:22:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:22:59,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:22:59,595 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:22:59,595 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 16:22:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:22:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:22:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:22:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:22:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:22:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:22:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:22:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:22:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:22:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:22:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:22:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:22:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:22:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:22:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:22:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:22:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:22:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:22:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:22:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:22:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:22:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:22:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:22:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:22:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:22:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:22:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:22:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:22:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:22:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:22:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:22:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:22:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:22:59,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:22:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:22:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:22:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:22:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:22:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:22:59,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:22:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:22:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:22:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 16:22:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:22:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:22:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:22:59,602 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 16:22:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:22:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 16:22:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:22:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:22:59,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:23:00,772 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:23:00,773 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:23:00,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:23:00 BoogieIcfgContainer [2020-07-20 16:23:00,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:23:00,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:23:00,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:23:00,785 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:23:00,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:22:58" (1/3) ... [2020-07-20 16:23:00,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@409c03af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:23:00, skipping insertion in model container [2020-07-20 16:23:00,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:59" (2/3) ... [2020-07-20 16:23:00,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@409c03af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:23:00, skipping insertion in model container [2020-07-20 16:23:00,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:23:00" (3/3) ... [2020-07-20 16:23:00,789 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product14.cil.c [2020-07-20 16:23:00,800 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:23:00,809 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:23:00,824 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:23:00,847 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:23:00,848 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:23:00,848 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:23:00,848 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:23:00,848 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:23:00,849 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:23:00,849 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:23:00,849 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:23:00,874 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-07-20 16:23:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 16:23:00,884 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:00,885 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] [2020-07-20 16:23:00,886 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:00,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:00,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1168451700, now seen corresponding path program 1 times [2020-07-20 16:23:00,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:00,902 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [559653811] [2020-07-20 16:23:00,903 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 16:23:01,410 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:01,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:01,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:23:01,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:01,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:01,457 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:01,458 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [559653811] [2020-07-20 16:23:01,459 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:01,459 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:23:01,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344925852] [2020-07-20 16:23:01,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:23:01,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:01,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:23:01,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:23:01,478 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2020-07-20 16:23:01,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:01,515 INFO L93 Difference]: Finished difference Result 212 states and 265 transitions. [2020-07-20 16:23:01,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:23:01,517 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 16:23:01,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:01,529 INFO L225 Difference]: With dead ends: 212 [2020-07-20 16:23:01,530 INFO L226 Difference]: Without dead ends: 108 [2020-07-20 16:23:01,534 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 [2020-07-20 16:23:01,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-07-20 16:23:01,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2020-07-20 16:23:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-07-20 16:23:01,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2020-07-20 16:23:01,591 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 51 [2020-07-20 16:23:01,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:01,591 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2020-07-20 16:23:01,592 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:23:01,592 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2020-07-20 16:23:01,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 16:23:01,595 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:01,596 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] [2020-07-20 16:23:01,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:01,810 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:01,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:01,811 INFO L82 PathProgramCache]: Analyzing trace with hash 237417072, now seen corresponding path program 1 times [2020-07-20 16:23:01,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:01,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1657376650] [2020-07-20 16:23:01,813 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 16:23:02,302 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:02,303 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:02,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:23:02,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:02,345 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:02,345 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1657376650] [2020-07-20 16:23:02,346 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:02,346 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:02,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215076872] [2020-07-20 16:23:02,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:02,348 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:02,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:02,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:02,349 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 3 states. [2020-07-20 16:23:02,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:02,370 INFO L93 Difference]: Finished difference Result 157 states and 183 transitions. [2020-07-20 16:23:02,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:02,370 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 16:23:02,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:02,373 INFO L225 Difference]: With dead ends: 157 [2020-07-20 16:23:02,373 INFO L226 Difference]: Without dead ends: 99 [2020-07-20 16:23:02,374 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 [2020-07-20 16:23:02,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-20 16:23:02,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-20 16:23:02,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-20 16:23:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-07-20 16:23:02,387 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 52 [2020-07-20 16:23:02,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:02,387 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-07-20 16:23:02,388 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:02,388 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-07-20 16:23:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 16:23:02,390 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:02,390 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] [2020-07-20 16:23:02,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:02,605 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:02,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:02,606 INFO L82 PathProgramCache]: Analyzing trace with hash 680325127, now seen corresponding path program 1 times [2020-07-20 16:23:02,606 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:02,607 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1732887349] [2020-07-20 16:23:02,607 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 16:23:03,026 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:23:03,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:03,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 16:23:03,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:03,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:03,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:03,089 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1732887349] [2020-07-20 16:23:03,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:03,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:03,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274985583] [2020-07-20 16:23:03,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:03,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:03,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:03,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:03,093 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 3 states. [2020-07-20 16:23:03,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:03,125 INFO L93 Difference]: Finished difference Result 170 states and 201 transitions. [2020-07-20 16:23:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:03,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 16:23:03,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:03,128 INFO L225 Difference]: With dead ends: 170 [2020-07-20 16:23:03,128 INFO L226 Difference]: Without dead ends: 99 [2020-07-20 16:23:03,130 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 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 16:23:03,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-20 16:23:03,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-20 16:23:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-20 16:23:03,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2020-07-20 16:23:03,145 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 57 [2020-07-20 16:23:03,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:03,145 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2020-07-20 16:23:03,145 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:03,146 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2020-07-20 16:23:03,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 16:23:03,148 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:03,148 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] [2020-07-20 16:23:03,361 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:03,362 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:03,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:03,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1674227349, now seen corresponding path program 1 times [2020-07-20 16:23:03,364 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:03,364 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [75705111] [2020-07-20 16:23:03,365 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 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 [2020-07-20 16:23:03,818 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:23:03,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:03,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 16:23:03,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:03,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:03,854 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:03,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [75705111] [2020-07-20 16:23:03,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:03,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:03,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106991692] [2020-07-20 16:23:03,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:03,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:03,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:03,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:03,858 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 3 states. [2020-07-20 16:23:03,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:03,916 INFO L93 Difference]: Finished difference Result 170 states and 202 transitions. [2020-07-20 16:23:03,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:03,917 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 16:23:03,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:03,923 INFO L225 Difference]: With dead ends: 170 [2020-07-20 16:23:03,923 INFO L226 Difference]: Without dead ends: 167 [2020-07-20 16:23:03,929 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 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 16:23:03,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-07-20 16:23:03,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2020-07-20 16:23:03,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-07-20 16:23:03,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 199 transitions. [2020-07-20 16:23:03,969 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 199 transitions. Word has length 65 [2020-07-20 16:23:03,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:03,971 INFO L479 AbstractCegarLoop]: Abstraction has 167 states and 199 transitions. [2020-07-20 16:23:03,972 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:03,972 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 199 transitions. [2020-07-20 16:23:03,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-20 16:23:03,979 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:03,979 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-20 16:23:04,180 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:04,180 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:04,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:04,181 INFO L82 PathProgramCache]: Analyzing trace with hash 728941618, now seen corresponding path program 1 times [2020-07-20 16:23:04,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:04,181 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [216516175] [2020-07-20 16:23:04,182 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 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 [2020-07-20 16:23:04,558 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:04,558 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:04,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 16:23:04,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:04,628 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-20 16:23:04,628 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:04,629 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [216516175] [2020-07-20 16:23:04,629 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:04,629 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:23:04,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194852605] [2020-07-20 16:23:04,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:23:04,630 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:04,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:23:04,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:23:04,631 INFO L87 Difference]: Start difference. First operand 167 states and 199 transitions. Second operand 6 states. [2020-07-20 16:23:04,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:04,995 INFO L93 Difference]: Finished difference Result 412 states and 510 transitions. [2020-07-20 16:23:04,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:23:04,996 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2020-07-20 16:23:04,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:05,000 INFO L225 Difference]: With dead ends: 412 [2020-07-20 16:23:05,000 INFO L226 Difference]: Without dead ends: 273 [2020-07-20 16:23:05,001 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:23:05,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2020-07-20 16:23:05,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 230. [2020-07-20 16:23:05,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-07-20 16:23:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 274 transitions. [2020-07-20 16:23:05,033 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 274 transitions. Word has length 104 [2020-07-20 16:23:05,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:05,034 INFO L479 AbstractCegarLoop]: Abstraction has 230 states and 274 transitions. [2020-07-20 16:23:05,034 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:23:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 274 transitions. [2020-07-20 16:23:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-07-20 16:23:05,040 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:05,041 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-20 16:23:05,241 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:05,242 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:05,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:05,243 INFO L82 PathProgramCache]: Analyzing trace with hash -847413682, now seen corresponding path program 1 times [2020-07-20 16:23:05,243 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:05,244 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1798909895] [2020-07-20 16:23:05,244 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:05,596 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:05,596 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:05,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:23:05,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:05,651 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 16:23:05,651 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:05,652 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1798909895] [2020-07-20 16:23:05,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:05,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:23:05,652 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206493527] [2020-07-20 16:23:05,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:23:05,653 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:05,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:23:05,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:23:05,654 INFO L87 Difference]: Start difference. First operand 230 states and 274 transitions. Second operand 6 states. [2020-07-20 16:23:06,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:06,019 INFO L93 Difference]: Finished difference Result 326 states and 394 transitions. [2020-07-20 16:23:06,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:23:06,025 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2020-07-20 16:23:06,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:06,026 INFO L225 Difference]: With dead ends: 326 [2020-07-20 16:23:06,026 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:23:06,028 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:23:06,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:23:06,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:23:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:23:06,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:23:06,029 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2020-07-20 16:23:06,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:06,029 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:23:06,029 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:23:06,030 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:23:06,030 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:23:06,240 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:06,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:23:07,791 INFO L268 CegarLoopResult]: For program point L413(lines 390 414) no Hoare annotation was computed. [2020-07-20 16:23:07,791 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 366 421) no Hoare annotation was computed. [2020-07-20 16:23:07,791 INFO L268 CegarLoopResult]: For program point L397(lines 397 401) no Hoare annotation was computed. [2020-07-20 16:23:07,792 INFO L268 CegarLoopResult]: For program point L397-1(lines 397 401) no Hoare annotation was computed. [2020-07-20 16:23:07,792 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-20 16:23:07,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 366 421) no Hoare annotation was computed. [2020-07-20 16:23:07,792 INFO L268 CegarLoopResult]: For program point L391-2(lines 391 412) no Hoare annotation was computed. [2020-07-20 16:23:07,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 366 421) no Hoare annotation was computed. [2020-07-20 16:23:07,792 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-20 16:23:07,792 INFO L268 CegarLoopResult]: For program point L448-2(lines 448 473) no Hoare annotation was computed. [2020-07-20 16:23:07,793 INFO L268 CegarLoopResult]: For program point L474(lines 447 475) no Hoare annotation was computed. [2020-07-20 16:23:07,793 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 422 481) no Hoare annotation was computed. [2020-07-20 16:23:07,793 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-20 16:23:07,793 INFO L268 CegarLoopResult]: For program point L467-1(line 467) no Hoare annotation was computed. [2020-07-20 16:23:07,793 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 422 481) no Hoare annotation was computed. [2020-07-20 16:23:07,793 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 422 481) no Hoare annotation was computed. [2020-07-20 16:23:07,793 INFO L268 CegarLoopResult]: For program point L454(lines 454 458) no Hoare annotation was computed. [2020-07-20 16:23:07,794 INFO L268 CegarLoopResult]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2020-07-20 16:23:07,794 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 156 162) the Hoare annotation is: true [2020-07-20 16:23:07,794 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 156 162) no Hoare annotation was computed. [2020-07-20 16:23:07,794 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 163 171) no Hoare annotation was computed. [2020-07-20 16:23:07,794 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 163 171) the Hoare annotation is: true [2020-07-20 16:23:07,794 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 163 171) no Hoare annotation was computed. [2020-07-20 16:23:07,795 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,795 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,795 INFO L264 CegarLoopResult]: At program point L256-1(line 256) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,795 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 250 272) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,795 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 250 272) no Hoare annotation was computed. [2020-07-20 16:23:07,796 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 250 272) no Hoare annotation was computed. [2020-07-20 16:23:07,796 INFO L264 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,796 INFO L264 CegarLoopResult]: At program point L262-1(line 262) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,796 INFO L268 CegarLoopResult]: For program point L260(lines 260 267) no Hoare annotation was computed. [2020-07-20 16:23:07,796 INFO L268 CegarLoopResult]: For program point L260-1(lines 260 267) no Hoare annotation was computed. [2020-07-20 16:23:07,797 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-20 16:23:07,797 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-20 16:23:07,797 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 206 229) no Hoare annotation was computed. [2020-07-20 16:23:07,797 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-20 16:23:07,797 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-20 16:23:07,797 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-20 16:23:07,797 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 206 229) no Hoare annotation was computed. [2020-07-20 16:23:07,797 INFO L268 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-07-20 16:23:07,798 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 206 229) no Hoare annotation was computed. [2020-07-20 16:23:07,798 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-07-20 16:23:07,798 INFO L268 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-07-20 16:23:07,798 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-07-20 16:23:07,798 INFO L268 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-07-20 16:23:07,798 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-20 16:23:07,798 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-20 16:23:07,798 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-20 16:23:07,799 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-07-20 16:23:07,799 INFO L268 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-07-20 16:23:07,799 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 777 783) no Hoare annotation was computed. [2020-07-20 16:23:07,799 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 777 783) the Hoare annotation is: true [2020-07-20 16:23:07,799 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 810 817) no Hoare annotation was computed. [2020-07-20 16:23:07,799 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 810 817) no Hoare annotation was computed. [2020-07-20 16:23:07,799 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 810 817) no Hoare annotation was computed. [2020-07-20 16:23:07,800 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 854 862) no Hoare annotation was computed. [2020-07-20 16:23:07,800 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 854 862) the Hoare annotation is: true [2020-07-20 16:23:07,800 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 854 862) no Hoare annotation was computed. [2020-07-20 16:23:07,800 INFO L268 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-07-20 16:23:07,800 INFO L268 CegarLoopResult]: For program point L893-1(line 893) no Hoare annotation was computed. [2020-07-20 16:23:07,800 INFO L268 CegarLoopResult]: For program point L882(lines 882 890) no Hoare annotation was computed. [2020-07-20 16:23:07,800 INFO L268 CegarLoopResult]: For program point L882-2(lines 882 890) no Hoare annotation was computed. [2020-07-20 16:23:07,800 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 863 898) no Hoare annotation was computed. [2020-07-20 16:23:07,801 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 863 898) no Hoare annotation was computed. [2020-07-20 16:23:07,801 INFO L268 CegarLoopResult]: For program point L870(lines 870 878) no Hoare annotation was computed. [2020-07-20 16:23:07,801 INFO L268 CegarLoopResult]: For program point L870-2(lines 870 878) no Hoare annotation was computed. [2020-07-20 16:23:07,801 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 863 898) no Hoare annotation was computed. [2020-07-20 16:23:07,801 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 149 155) no Hoare annotation was computed. [2020-07-20 16:23:07,801 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 149 155) the Hoare annotation is: true [2020-07-20 16:23:07,801 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 320 365) no Hoare annotation was computed. [2020-07-20 16:23:07,801 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 320 365) no Hoare annotation was computed. [2020-07-20 16:23:07,802 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 320 365) no Hoare annotation was computed. [2020-07-20 16:23:07,802 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 633 678) no Hoare annotation was computed. [2020-07-20 16:23:07,802 INFO L268 CegarLoopResult]: For program point L653(lines 653 660) no Hoare annotation was computed. [2020-07-20 16:23:07,802 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 633 678) no Hoare annotation was computed. [2020-07-20 16:23:07,802 INFO L268 CegarLoopResult]: For program point L647(lines 647 667) no Hoare annotation was computed. [2020-07-20 16:23:07,802 INFO L268 CegarLoopResult]: For program point L647-1(lines 647 667) no Hoare annotation was computed. [2020-07-20 16:23:07,802 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 633 678) no Hoare annotation was computed. [2020-07-20 16:23:07,802 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 239 249) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,803 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 239 249) no Hoare annotation was computed. [2020-07-20 16:23:07,803 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 239 249) no Hoare annotation was computed. [2020-07-20 16:23:07,803 INFO L264 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,803 INFO L271 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: true [2020-07-20 16:23:07,803 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 843 853) the Hoare annotation is: true [2020-07-20 16:23:07,803 INFO L268 CegarLoopResult]: For program point L848-1(line 848) no Hoare annotation was computed. [2020-07-20 16:23:07,803 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 843 853) no Hoare annotation was computed. [2020-07-20 16:23:07,803 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 843 853) no Hoare annotation was computed. [2020-07-20 16:23:07,804 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 835 842) the Hoare annotation is: true [2020-07-20 16:23:07,804 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 835 842) no Hoare annotation was computed. [2020-07-20 16:23:07,804 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 835 842) no Hoare annotation was computed. [2020-07-20 16:23:07,804 INFO L264 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 .cse1))) [2020-07-20 16:23:07,804 INFO L264 CegarLoopResult]: At program point L795(line 795) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 .cse1))) [2020-07-20 16:23:07,804 INFO L268 CegarLoopResult]: For program point L793(lines 793 801) no Hoare annotation was computed. [2020-07-20 16:23:07,804 INFO L264 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 .cse1))) [2020-07-20 16:23:07,805 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 785 809) no Hoare annotation was computed. [2020-07-20 16:23:07,805 INFO L268 CegarLoopResult]: For program point L791-1(line 791) no Hoare annotation was computed. [2020-07-20 16:23:07,805 INFO L268 CegarLoopResult]: For program point L789(lines 789 806) no Hoare annotation was computed. [2020-07-20 16:23:07,805 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 785 809) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-20 16:23:07,805 INFO L264 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-20 16:23:07,805 INFO L268 CegarLoopResult]: For program point L804-1(lines 785 809) no Hoare annotation was computed. [2020-07-20 16:23:07,806 INFO L264 CegarLoopResult]: At program point testENTRY(lines 681 746) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,806 INFO L268 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-07-20 16:23:07,806 INFO L264 CegarLoopResult]: At program point L729-2(lines 721 734) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0))) (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) .cse0 .cse1 .cse2))) [2020-07-20 16:23:07,806 INFO L268 CegarLoopResult]: For program point testFINAL(lines 681 746) no Hoare annotation was computed. [2020-07-20 16:23:07,806 INFO L268 CegarLoopResult]: For program point L692(lines 691 738) no Hoare annotation was computed. [2020-07-20 16:23:07,806 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0))) (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) .cse0 .cse1 .cse2))) [2020-07-20 16:23:07,807 INFO L268 CegarLoopResult]: For program point L721(lines 721 734) no Hoare annotation was computed. [2020-07-20 16:23:07,807 INFO L264 CegarLoopResult]: At program point L713(line 713) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 16:23:07,807 INFO L268 CegarLoopResult]: For program point L711(lines 711 717) no Hoare annotation was computed. [2020-07-20 16:23:07,807 INFO L268 CegarLoopResult]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2020-07-20 16:23:07,807 INFO L264 CegarLoopResult]: At program point L736(lines 691 738) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 16:23:07,807 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0))) [2020-07-20 16:23:07,807 INFO L268 CegarLoopResult]: For program point L701(lines 701 707) no Hoare annotation was computed. [2020-07-20 16:23:07,808 INFO L268 CegarLoopResult]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2020-07-20 16:23:07,808 INFO L268 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2020-07-20 16:23:07,808 INFO L264 CegarLoopResult]: At program point L739(lines 690 740) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:07,808 INFO L268 CegarLoopResult]: For program point testEXIT(lines 681 746) no Hoare annotation was computed. [2020-07-20 16:23:07,808 INFO L268 CegarLoopResult]: For program point L607(lines 607 614) no Hoare annotation was computed. [2020-07-20 16:23:07,808 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 587 632) no Hoare annotation was computed. [2020-07-20 16:23:07,808 INFO L268 CegarLoopResult]: For program point L601(lines 601 621) no Hoare annotation was computed. [2020-07-20 16:23:07,808 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 621) no Hoare annotation was computed. [2020-07-20 16:23:07,809 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 587 632) no Hoare annotation was computed. [2020-07-20 16:23:07,809 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 587 632) no Hoare annotation was computed. [2020-07-20 16:23:07,809 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-07-20 16:23:07,809 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 284 312) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:23:07,809 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse1) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1))) [2020-07-20 16:23:07,809 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-07-20 16:23:07,809 INFO L268 CegarLoopResult]: For program point L296(lines 296 306) no Hoare annotation was computed. [2020-07-20 16:23:07,810 INFO L264 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse1) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1))) [2020-07-20 16:23:07,810 INFO L268 CegarLoopResult]: For program point L294-1(line 294) no Hoare annotation was computed. [2020-07-20 16:23:07,810 INFO L268 CegarLoopResult]: For program point L292(lines 292 309) no Hoare annotation was computed. [2020-07-20 16:23:07,810 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 284 312) no Hoare annotation was computed. [2020-07-20 16:23:07,810 INFO L268 CegarLoopResult]: For program point L292-1(lines 284 312) no Hoare annotation was computed. [2020-07-20 16:23:07,810 INFO L264 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:23:07,810 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:23:07,810 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:23:07,811 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 16:23:07,811 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:23:07,811 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 16:23:07,811 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 276 283) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:23:07,811 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 276 283) no Hoare annotation was computed. [2020-07-20 16:23:07,811 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 276 283) no Hoare annotation was computed. [2020-07-20 16:23:07,811 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 139 148) no Hoare annotation was computed. [2020-07-20 16:23:07,812 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 139 148) no Hoare annotation was computed. [2020-07-20 16:23:07,812 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 139 148) no Hoare annotation was computed. [2020-07-20 16:23:07,812 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 484 586) no Hoare annotation was computed. [2020-07-20 16:23:07,812 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-20 16:23:07,812 INFO L268 CegarLoopResult]: For program point L572(lines 572 583) no Hoare annotation was computed. [2020-07-20 16:23:07,812 INFO L268 CegarLoopResult]: For program point L535(lines 535 539) no Hoare annotation was computed. [2020-07-20 16:23:07,812 INFO L268 CegarLoopResult]: For program point L533-2(lines 533 553) no Hoare annotation was computed. [2020-07-20 16:23:07,813 INFO L268 CegarLoopResult]: For program point L554(lines 532 555) no Hoare annotation was computed. [2020-07-20 16:23:07,813 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 484 586) no Hoare annotation was computed. [2020-07-20 16:23:07,813 INFO L268 CegarLoopResult]: For program point L513(lines 513 529) no Hoare annotation was computed. [2020-07-20 16:23:07,813 INFO L268 CegarLoopResult]: For program point L573(lines 573 580) no Hoare annotation was computed. [2020-07-20 16:23:07,813 INFO L268 CegarLoopResult]: For program point L534(lines 533 553) no Hoare annotation was computed. [2020-07-20 16:23:07,813 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-20 16:23:07,813 INFO L268 CegarLoopResult]: For program point L565-1(line 565) no Hoare annotation was computed. [2020-07-20 16:23:07,813 INFO L268 CegarLoopResult]: For program point L530(lines 530 571) no Hoare annotation was computed. [2020-07-20 16:23:07,814 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 484 586) no Hoare annotation was computed. [2020-07-20 16:23:07,814 INFO L268 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-07-20 16:23:07,814 INFO L268 CegarLoopResult]: For program point L549-1(line 549) no Hoare annotation was computed. [2020-07-20 16:23:07,814 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:07,814 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:07,814 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:07,814 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-07-20 16:23:07,814 INFO L268 CegarLoopResult]: For program point L829-1(lines 818 834) no Hoare annotation was computed. [2020-07-20 16:23:07,815 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 818 834) no Hoare annotation was computed. [2020-07-20 16:23:07,815 INFO L268 CegarLoopResult]: For program point L825(lines 825 831) no Hoare annotation was computed. [2020-07-20 16:23:07,815 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 818 834) no Hoare annotation was computed. [2020-07-20 16:23:07,815 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-07-20 16:23:07,815 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-07-20 16:23:07,815 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-07-20 16:23:07,815 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 16:23:07,815 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 16:23:07,816 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 16:23:07,816 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 16:23:07,816 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 16:23:07,816 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:07,816 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:23:07,816 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:07,816 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-20 16:23:07,817 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:23:07,817 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:23:07,817 INFO L264 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse1 (and (= 0 ~methAndRunningLastTime~0) .cse2)) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-20 16:23:07,817 INFO L264 CegarLoopResult]: At program point L764(lines 764 770) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse1 (and (= 0 ~methAndRunningLastTime~0) .cse2)) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-20 16:23:07,817 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse1) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))))) [2020-07-20 16:23:07,817 INFO L268 CegarLoopResult]: For program point L757(lines 756 775) no Hoare annotation was computed. [2020-07-20 16:23:07,818 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 753 776) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse1 (and (= 0 ~methAndRunningLastTime~0) .cse2)) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-20 16:23:07,818 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 753 776) no Hoare annotation was computed. [2020-07-20 16:23:07,818 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 753 776) no Hoare annotation was computed. [2020-07-20 16:23:07,818 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 175 204) no Hoare annotation was computed. [2020-07-20 16:23:07,818 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-07-20 16:23:07,818 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 175 204) the Hoare annotation is: true [2020-07-20 16:23:07,818 INFO L271 CegarLoopResult]: At program point L189-1(lines 189 193) the Hoare annotation is: true [2020-07-20 16:23:07,818 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-07-20 16:23:07,818 INFO L271 CegarLoopResult]: At program point L185-2(lines 185 199) the Hoare annotation is: true [2020-07-20 16:23:07,819 INFO L271 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: true [2020-07-20 16:23:07,819 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-07-20 16:23:07,819 INFO L271 CegarLoopResult]: At program point L200(lines 175 204) the Hoare annotation is: true [2020-07-20 16:23:07,819 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-20 16:23:07,819 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 16:23:07,819 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 16:23:07,819 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 16:23:07,819 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 230 236) no Hoare annotation was computed. [2020-07-20 16:23:07,820 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 230 236) the Hoare annotation is: true [2020-07-20 16:23:07,820 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:07,820 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:23:07,820 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:07,820 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:07,820 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 899 906) no Hoare annotation was computed. [2020-07-20 16:23:07,821 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 899 906) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (not (<= 1 |old(~systemActive~0)|)))) (and (or (not (= 0 ~methAndRunningLastTime~0)) .cse0 .cse1 .cse2) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-07-20 16:23:07,821 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 899 906) no Hoare annotation was computed. [2020-07-20 16:23:07,821 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 16:23:07,821 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 16:23:07,821 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-20 16:23:07,821 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2020-07-20 16:23:07,821 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2020-07-20 16:23:07,822 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2020-07-20 16:23:07,822 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2020-07-20 16:23:07,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:23:07 BoogieIcfgContainer [2020-07-20 16:23:07,839 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:23:07,841 INFO L168 Benchmark]: Toolchain (without parser) took 9076.79 ms. Allocated memory was 138.4 MB in the beginning and 291.5 MB in the end (delta: 153.1 MB). Free memory was 101.2 MB in the beginning and 122.4 MB in the end (delta: -21.1 MB). Peak memory consumption was 165.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:07,842 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 16:23:07,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.51 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 170.1 MB in the end (delta: -69.3 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:07,844 INFO L168 Benchmark]: Boogie Preprocessor took 90.31 ms. Allocated memory is still 202.4 MB. Free memory was 170.1 MB in the beginning and 166.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:07,845 INFO L168 Benchmark]: RCFGBuilder took 1268.69 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 166.0 MB in the beginning and 197.2 MB in the end (delta: -31.2 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:07,846 INFO L168 Benchmark]: TraceAbstraction took 7057.19 ms. Allocated memory was 234.9 MB in the beginning and 291.5 MB in the end (delta: 56.6 MB). Free memory was 197.2 MB in the beginning and 122.4 MB in the end (delta: 74.9 MB). Peak memory consumption was 164.9 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:07,850 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 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 653.51 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 170.1 MB in the end (delta: -69.3 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.31 ms. Allocated memory is still 202.4 MB. Free memory was 170.1 MB in the beginning and 166.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1268.69 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 166.0 MB in the beginning and 197.2 MB in the end (delta: -31.2 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7057.19 ms. Allocated memory was 234.9 MB in the beginning and 291.5 MB in the end (delta: 56.6 MB). Free memory was 197.2 MB in the beginning and 122.4 MB in the end (delta: 74.9 MB). Peak memory consumption was 164.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 690]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: (((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive))) || (((0 == methAndRunningLastTime && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.3s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 694 SDtfs, 266 SDslu, 593 SDs, 0 SdLazy, 263 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 431 GetRequests, 420 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=230occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 43 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 284 PreInvPairs, 299 NumberOfFragments, 943 HoareAnnotationTreeSize, 284 FomulaSimplifications, 201 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 52 FomulaSimplificationsInter, 708 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 437 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 431 ConstructedInterpolants, 0 QuantifiedInterpolants, 62393 SizeOfPredicates, 15 NumberOfNonLiveVariables, 4244 ConjunctsInSsa, 60 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 70/70 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...