/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 NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:25,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:25,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:25,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:25,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:25,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:25,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:25,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:25,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:25,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:25,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:25,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:25,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:25,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:25,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:25,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:25,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:25,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:25,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:25,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:25,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:25,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:25,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:25,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:25,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:25,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:25,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:25,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:25,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:25,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:25,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:25,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:25,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:25,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:25,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:25,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:25,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:25,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:25,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:25,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:25,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:25,398 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 10:38:25,425 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:25,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:25,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:25,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:25,427 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:25,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:25,428 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:25,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:25,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:25,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:25,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:25,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:25,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:25,430 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:25,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:25,430 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:25,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:25,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:25,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:25,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:25,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:25,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:25,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:25,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:25,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:25,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:25,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:25,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:25,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:25,433 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 -> NOT_INCREMENTALLY [2020-07-21 10:38:25,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:25,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:25,730 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:25,732 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:25,732 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:25,733 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2020-07-21 10:38:25,810 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a980dc43b/49658c2fd9f8466b975e9c6a5cd87cbd/FLAG73f7fee0e [2020-07-21 10:38:26,346 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:26,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2020-07-21 10:38:26,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a980dc43b/49658c2fd9f8466b975e9c6a5cd87cbd/FLAG73f7fee0e [2020-07-21 10:38:26,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a980dc43b/49658c2fd9f8466b975e9c6a5cd87cbd [2020-07-21 10:38:26,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:26,609 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:26,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:26,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:26,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:26,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:26" (1/1) ... [2020-07-21 10:38:26,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de71dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:26, skipping insertion in model container [2020-07-21 10:38:26,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:26" (1/1) ... [2020-07-21 10:38:26,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:26,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:27,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:27,221 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:27,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:27,397 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:27,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27 WrapperNode [2020-07-21 10:38:27,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:27,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:27,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:27,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:27,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27" (1/1) ... [2020-07-21 10:38:27,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27" (1/1) ... [2020-07-21 10:38:27,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27" (1/1) ... [2020-07-21 10:38:27,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27" (1/1) ... [2020-07-21 10:38:27,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27" (1/1) ... [2020-07-21 10:38:27,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27" (1/1) ... [2020-07-21 10:38:27,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27" (1/1) ... [2020-07-21 10:38:27,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:27,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:27,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:27,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:27,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:38:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:38:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:27,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:27,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:27,552 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:27,552 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:27,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:27,552 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:27,553 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:27,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:38:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:38:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:38:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:38:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:28,582 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:28,582 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:28,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:28 BoogieIcfgContainer [2020-07-21 10:38:28,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:28,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:28,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:28,593 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:28,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:26" (1/3) ... [2020-07-21 10:38:28,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35acb86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:28, skipping insertion in model container [2020-07-21 10:38:28,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:27" (2/3) ... [2020-07-21 10:38:28,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35acb86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:28, skipping insertion in model container [2020-07-21 10:38:28,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:28" (3/3) ... [2020-07-21 10:38:28,596 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product18.cil.c [2020-07-21 10:38:28,607 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:28,615 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:28,629 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:28,653 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:28,654 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:28,654 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:28,654 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:28,655 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:28,655 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:28,655 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:28,655 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-07-21 10:38:28,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:28,686 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:28,687 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:28,688 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:28,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:28,694 INFO L82 PathProgramCache]: Analyzing trace with hash -443153254, now seen corresponding path program 1 times [2020-07-21 10:38:28,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:28,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1086327301] [2020-07-21 10:38:28,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:29,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:29,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:29,048 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:29,049 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:29,050 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1086327301] [2020-07-21 10:38:29,051 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:29,051 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:29,052 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945512742] [2020-07-21 10:38:29,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:29,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:29,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:29,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:29,073 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 2 states. [2020-07-21 10:38:29,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:29,109 INFO L93 Difference]: Finished difference Result 232 states and 287 transitions. [2020-07-21 10:38:29,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:29,111 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:29,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:29,124 INFO L225 Difference]: With dead ends: 232 [2020-07-21 10:38:29,124 INFO L226 Difference]: Without dead ends: 118 [2020-07-21 10:38:29,128 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:29,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-07-21 10:38:29,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-07-21 10:38:29,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-07-21 10:38:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 137 transitions. [2020-07-21 10:38:29,184 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 137 transitions. Word has length 59 [2020-07-21 10:38:29,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:29,184 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 137 transitions. [2020-07-21 10:38:29,185 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:29,185 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 137 transitions. [2020-07-21 10:38:29,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:29,189 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:29,189 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:29,402 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:29,403 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:29,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:29,404 INFO L82 PathProgramCache]: Analyzing trace with hash 2066953346, now seen corresponding path program 1 times [2020-07-21 10:38:29,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:29,405 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [514758802] [2020-07-21 10:38:29,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:29,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:29,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:29,692 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:29,693 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:29,693 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [514758802] [2020-07-21 10:38:29,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:29,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:29,694 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976784399] [2020-07-21 10:38:29,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:29,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:29,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:29,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:29,697 INFO L87 Difference]: Start difference. First operand 118 states and 137 transitions. Second operand 3 states. [2020-07-21 10:38:29,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:29,724 INFO L93 Difference]: Finished difference Result 177 states and 205 transitions. [2020-07-21 10:38:29,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:29,727 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:29,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:29,729 INFO L225 Difference]: With dead ends: 177 [2020-07-21 10:38:29,729 INFO L226 Difference]: Without dead ends: 109 [2020-07-21 10:38:29,731 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:29,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-21 10:38:29,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2020-07-21 10:38:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-21 10:38:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 125 transitions. [2020-07-21 10:38:29,744 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 125 transitions. Word has length 60 [2020-07-21 10:38:29,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:29,745 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 125 transitions. [2020-07-21 10:38:29,745 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2020-07-21 10:38:29,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 10:38:29,747 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:29,747 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:29,960 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:29,961 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:29,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:29,962 INFO L82 PathProgramCache]: Analyzing trace with hash -1182119740, now seen corresponding path program 1 times [2020-07-21 10:38:29,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:29,962 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [457543038] [2020-07-21 10:38:29,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:30,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:30,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:30,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:30,200 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:30,201 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [457543038] [2020-07-21 10:38:30,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:30,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:30,202 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751546305] [2020-07-21 10:38:30,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:30,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:30,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:30,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:30,203 INFO L87 Difference]: Start difference. First operand 109 states and 125 transitions. Second operand 3 states. [2020-07-21 10:38:30,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:30,227 INFO L93 Difference]: Finished difference Result 190 states and 223 transitions. [2020-07-21 10:38:30,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:30,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 10:38:30,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:30,230 INFO L225 Difference]: With dead ends: 190 [2020-07-21 10:38:30,230 INFO L226 Difference]: Without dead ends: 109 [2020-07-21 10:38:30,232 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 [2020-07-21 10:38:30,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-21 10:38:30,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2020-07-21 10:38:30,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-21 10:38:30,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 124 transitions. [2020-07-21 10:38:30,244 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 124 transitions. Word has length 65 [2020-07-21 10:38:30,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:30,246 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 124 transitions. [2020-07-21 10:38:30,246 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:30,246 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 124 transitions. [2020-07-21 10:38:30,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-21 10:38:30,248 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:30,248 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:30,462 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:30,463 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:30,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:30,464 INFO L82 PathProgramCache]: Analyzing trace with hash -842504407, now seen corresponding path program 1 times [2020-07-21 10:38:30,464 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:30,465 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [997262218] [2020-07-21 10:38:30,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:30,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:30,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:30,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:30,734 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:30,734 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [997262218] [2020-07-21 10:38:30,734 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:30,735 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:30,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833875198] [2020-07-21 10:38:30,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:30,736 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:30,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:30,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:30,736 INFO L87 Difference]: Start difference. First operand 109 states and 124 transitions. Second operand 6 states. [2020-07-21 10:38:30,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:30,919 INFO L93 Difference]: Finished difference Result 166 states and 195 transitions. [2020-07-21 10:38:30,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:30,920 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2020-07-21 10:38:30,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:30,921 INFO L225 Difference]: With dead ends: 166 [2020-07-21 10:38:30,921 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:30,923 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:38:30,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:30,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:30,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:30,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:30,924 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2020-07-21 10:38:30,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:30,924 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:30,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:30,925 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:30,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:31,125 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:31,129 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:31,673 INFO L268 CegarLoopResult]: For program point L563(lines 563 567) no Hoare annotation was computed. [2020-07-21 10:38:31,673 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 532 587) no Hoare annotation was computed. [2020-07-21 10:38:31,674 INFO L268 CegarLoopResult]: For program point L563-1(lines 563 567) no Hoare annotation was computed. [2020-07-21 10:38:31,674 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-07-21 10:38:31,674 INFO L268 CegarLoopResult]: For program point L557-2(lines 557 578) no Hoare annotation was computed. [2020-07-21 10:38:31,674 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 532 587) no Hoare annotation was computed. [2020-07-21 10:38:31,674 INFO L268 CegarLoopResult]: For program point L579(lines 556 580) no Hoare annotation was computed. [2020-07-21 10:38:31,674 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 532 587) no Hoare annotation was computed. [2020-07-21 10:38:31,674 INFO L268 CegarLoopResult]: For program point L640(lines 613 641) no Hoare annotation was computed. [2020-07-21 10:38:31,675 INFO L268 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-07-21 10:38:31,675 INFO L268 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-07-21 10:38:31,675 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 588 647) no Hoare annotation was computed. [2020-07-21 10:38:31,675 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 588 647) no Hoare annotation was computed. [2020-07-21 10:38:31,675 INFO L268 CegarLoopResult]: For program point L620(lines 620 624) no Hoare annotation was computed. [2020-07-21 10:38:31,675 INFO L268 CegarLoopResult]: For program point L620-1(lines 620 624) no Hoare annotation was computed. [2020-07-21 10:38:31,675 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 588 647) no Hoare annotation was computed. [2020-07-21 10:38:31,675 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-07-21 10:38:31,676 INFO L268 CegarLoopResult]: For program point L614-2(lines 614 639) no Hoare annotation was computed. [2020-07-21 10:38:31,676 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 315 321) the Hoare annotation is: true [2020-07-21 10:38:31,676 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 315 321) no Hoare annotation was computed. [2020-07-21 10:38:31,677 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 322 330) no Hoare annotation was computed. [2020-07-21 10:38:31,677 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 322 330) the Hoare annotation is: true [2020-07-21 10:38:31,677 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 322 330) no Hoare annotation was computed. [2020-07-21 10:38:31,677 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 432 439) the Hoare annotation is: true [2020-07-21 10:38:31,678 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 432 439) no Hoare annotation was computed. [2020-07-21 10:38:31,678 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 432 439) no Hoare annotation was computed. [2020-07-21 10:38:31,678 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 440 449) the Hoare annotation is: true [2020-07-21 10:38:31,678 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-07-21 10:38:31,678 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 440 449) no Hoare annotation was computed. [2020-07-21 10:38:31,678 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 440 449) no Hoare annotation was computed. [2020-07-21 10:38:31,680 INFO L264 CegarLoopResult]: At program point L465(line 465) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:31,680 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 450 478) the Hoare annotation is: true [2020-07-21 10:38:31,680 INFO L268 CegarLoopResult]: For program point L463(lines 463 469) no Hoare annotation was computed. [2020-07-21 10:38:31,680 INFO L268 CegarLoopResult]: For program point L462(lines 462 472) no Hoare annotation was computed. [2020-07-21 10:38:31,680 INFO L271 CegarLoopResult]: At program point L460(line 460) the Hoare annotation is: true [2020-07-21 10:38:31,681 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 450 478) no Hoare annotation was computed. [2020-07-21 10:38:31,681 INFO L268 CegarLoopResult]: For program point L460-1(line 460) no Hoare annotation was computed. [2020-07-21 10:38:31,681 INFO L268 CegarLoopResult]: For program point L458(lines 458 475) no Hoare annotation was computed. [2020-07-21 10:38:31,682 INFO L268 CegarLoopResult]: For program point L458-1(lines 450 478) no Hoare annotation was computed. [2020-07-21 10:38:31,682 INFO L271 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: true [2020-07-21 10:38:31,682 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-07-21 10:38:31,682 INFO L264 CegarLoopResult]: At program point L418-1(line 418) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,683 INFO L268 CegarLoopResult]: For program point L416(lines 416 423) no Hoare annotation was computed. [2020-07-21 10:38:31,683 INFO L268 CegarLoopResult]: For program point L416-1(lines 416 423) no Hoare annotation was computed. [2020-07-21 10:38:31,683 INFO L268 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-07-21 10:38:31,684 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 406 428) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,685 INFO L264 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,685 INFO L264 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,685 INFO L264 CegarLoopResult]: At program point L412-1(line 412) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,685 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 406 428) no Hoare annotation was computed. [2020-07-21 10:38:31,686 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 406 428) no Hoare annotation was computed. [2020-07-21 10:38:31,686 INFO L264 CegarLoopResult]: At program point L418(line 418) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,686 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 363 386) no Hoare annotation was computed. [2020-07-21 10:38:31,686 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-07-21 10:38:31,686 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 363 386) no Hoare annotation was computed. [2020-07-21 10:38:31,686 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-07-21 10:38:31,686 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 363 386) no Hoare annotation was computed. [2020-07-21 10:38:31,687 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-07-21 10:38:31,687 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-07-21 10:38:31,687 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-07-21 10:38:31,687 INFO L268 CegarLoopResult]: For program point L376(line 376) no Hoare annotation was computed. [2020-07-21 10:38:31,687 INFO L268 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-07-21 10:38:31,687 INFO L268 CegarLoopResult]: For program point L374(line 374) no Hoare annotation was computed. [2020-07-21 10:38:31,687 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-07-21 10:38:31,687 INFO L268 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-07-21 10:38:31,687 INFO L268 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-07-21 10:38:31,688 INFO L268 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-07-21 10:38:31,688 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-07-21 10:38:31,688 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-07-21 10:38:31,688 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2020-07-21 10:38:31,688 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2020-07-21 10:38:31,688 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2020-07-21 10:38:31,688 INFO L268 CegarLoopResult]: For program point L266(lines 266 270) no Hoare annotation was computed. [2020-07-21 10:38:31,689 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2020-07-21 10:38:31,689 INFO L271 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: true [2020-07-21 10:38:31,689 INFO L268 CegarLoopResult]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2020-07-21 10:38:31,689 INFO L268 CegarLoopResult]: For program point L264-1(line 264) no Hoare annotation was computed. [2020-07-21 10:38:31,689 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2020-07-21 10:38:31,689 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2020-07-21 10:38:31,689 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-07-21 10:38:31,689 INFO L268 CegarLoopResult]: For program point L251-1(line 251) no Hoare annotation was computed. [2020-07-21 10:38:31,690 INFO L268 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-07-21 10:38:31,690 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 221 256) no Hoare annotation was computed. [2020-07-21 10:38:31,690 INFO L268 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-07-21 10:38:31,690 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 221 256) no Hoare annotation was computed. [2020-07-21 10:38:31,690 INFO L268 CegarLoopResult]: For program point L228(lines 228 236) no Hoare annotation was computed. [2020-07-21 10:38:31,690 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 221 256) no Hoare annotation was computed. [2020-07-21 10:38:31,690 INFO L268 CegarLoopResult]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2020-07-21 10:38:31,690 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 308 314) no Hoare annotation was computed. [2020-07-21 10:38:31,691 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 308 314) the Hoare annotation is: true [2020-07-21 10:38:31,691 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 486 531) no Hoare annotation was computed. [2020-07-21 10:38:31,691 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 486 531) no Hoare annotation was computed. [2020-07-21 10:38:31,691 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 486 531) no Hoare annotation was computed. [2020-07-21 10:38:31,692 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 799 844) no Hoare annotation was computed. [2020-07-21 10:38:31,696 INFO L268 CegarLoopResult]: For program point L819(lines 819 826) no Hoare annotation was computed. [2020-07-21 10:38:31,696 INFO L268 CegarLoopResult]: For program point L813(lines 813 833) no Hoare annotation was computed. [2020-07-21 10:38:31,697 INFO L268 CegarLoopResult]: For program point L813-1(lines 813 833) no Hoare annotation was computed. [2020-07-21 10:38:31,697 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 799 844) no Hoare annotation was computed. [2020-07-21 10:38:31,697 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 799 844) no Hoare annotation was computed. [2020-07-21 10:38:31,697 INFO L264 CegarLoopResult]: At program point L400(line 400) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,697 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 395 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,697 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 395 405) no Hoare annotation was computed. [2020-07-21 10:38:31,697 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 395 405) no Hoare annotation was computed. [2020-07-21 10:38:31,698 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 201 211) no Hoare annotation was computed. [2020-07-21 10:38:31,698 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-21 10:38:31,698 INFO L268 CegarLoopResult]: For program point L206-1(line 206) no Hoare annotation was computed. [2020-07-21 10:38:31,698 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 201 211) no Hoare annotation was computed. [2020-07-21 10:38:31,698 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 201 211) no Hoare annotation was computed. [2020-07-21 10:38:31,698 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2020-07-21 10:38:31,698 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2020-07-21 10:38:31,698 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2020-07-21 10:38:31,699 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2020-07-21 10:38:31,699 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:31,699 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:31,701 INFO L268 CegarLoopResult]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2020-07-21 10:38:31,702 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:31,702 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:31,702 INFO L268 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2020-07-21 10:38:31,702 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:31,702 INFO L268 CegarLoopResult]: For program point L166-1(line 166) no Hoare annotation was computed. [2020-07-21 10:38:31,702 INFO L268 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2020-07-21 10:38:31,702 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2020-07-21 10:38:31,703 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2020-07-21 10:38:31,703 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,703 INFO L268 CegarLoopResult]: For program point L93(lines 93 97) no Hoare annotation was computed. [2020-07-21 10:38:31,705 INFO L264 CegarLoopResult]: At program point L93-2(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,706 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-07-21 10:38:31,706 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,706 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-07-21 10:38:31,706 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-07-21 10:38:31,706 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,706 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-21 10:38:31,706 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-07-21 10:38:31,707 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,707 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,707 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-07-21 10:38:31,707 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-07-21 10:38:31,707 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-07-21 10:38:31,707 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,708 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-07-21 10:38:31,708 INFO L268 CegarLoopResult]: For program point L767(lines 767 787) no Hoare annotation was computed. [2020-07-21 10:38:31,708 INFO L268 CegarLoopResult]: For program point L767-1(lines 767 787) no Hoare annotation was computed. [2020-07-21 10:38:31,708 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 753 798) no Hoare annotation was computed. [2020-07-21 10:38:31,708 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 753 798) no Hoare annotation was computed. [2020-07-21 10:38:31,708 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 753 798) no Hoare annotation was computed. [2020-07-21 10:38:31,708 INFO L268 CegarLoopResult]: For program point L773(lines 773 780) no Hoare annotation was computed. [2020-07-21 10:38:31,708 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 925 933) no Hoare annotation was computed. [2020-07-21 10:38:31,708 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 925 933) the Hoare annotation is: true [2020-07-21 10:38:31,709 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 925 933) no Hoare annotation was computed. [2020-07-21 10:38:31,709 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 893 915) no Hoare annotation was computed. [2020-07-21 10:38:31,709 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 893 915) no Hoare annotation was computed. [2020-07-21 10:38:31,709 INFO L268 CegarLoopResult]: For program point L901(lines 901 909) no Hoare annotation was computed. [2020-07-21 10:38:31,709 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 893 915) no Hoare annotation was computed. [2020-07-21 10:38:31,709 INFO L268 CegarLoopResult]: For program point L901-2(lines 901 909) no Hoare annotation was computed. [2020-07-21 10:38:31,709 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 298 307) no Hoare annotation was computed. [2020-07-21 10:38:31,709 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 298 307) no Hoare annotation was computed. [2020-07-21 10:38:31,710 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 298 307) no Hoare annotation was computed. [2020-07-21 10:38:31,710 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 650 752) no Hoare annotation was computed. [2020-07-21 10:38:31,710 INFO L268 CegarLoopResult]: For program point L700(lines 699 719) no Hoare annotation was computed. [2020-07-21 10:38:31,710 INFO L268 CegarLoopResult]: For program point L731(line 731) no Hoare annotation was computed. [2020-07-21 10:38:31,710 INFO L268 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-07-21 10:38:31,710 INFO L268 CegarLoopResult]: For program point L696(lines 696 737) no Hoare annotation was computed. [2020-07-21 10:38:31,710 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-07-21 10:38:31,710 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-07-21 10:38:31,710 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 650 752) no Hoare annotation was computed. [2020-07-21 10:38:31,711 INFO L268 CegarLoopResult]: For program point L674(lines 674 678) no Hoare annotation was computed. [2020-07-21 10:38:31,711 INFO L268 CegarLoopResult]: For program point L738(lines 738 749) no Hoare annotation was computed. [2020-07-21 10:38:31,711 INFO L268 CegarLoopResult]: For program point L701(lines 701 705) no Hoare annotation was computed. [2020-07-21 10:38:31,711 INFO L268 CegarLoopResult]: For program point L699-2(lines 699 719) no Hoare annotation was computed. [2020-07-21 10:38:31,711 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 650 752) no Hoare annotation was computed. [2020-07-21 10:38:31,712 INFO L268 CegarLoopResult]: For program point L720(lines 698 721) no Hoare annotation was computed. [2020-07-21 10:38:31,712 INFO L268 CegarLoopResult]: For program point L679(lines 679 695) no Hoare annotation was computed. [2020-07-21 10:38:31,712 INFO L268 CegarLoopResult]: For program point L739(lines 739 746) no Hoare annotation was computed. [2020-07-21 10:38:31,712 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:31,712 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:31,712 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:31,712 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2020-07-21 10:38:31,712 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2020-07-21 10:38:31,712 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 185 192) no Hoare annotation was computed. [2020-07-21 10:38:31,713 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 916 924) the Hoare annotation is: true [2020-07-21 10:38:31,713 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 916 924) no Hoare annotation was computed. [2020-07-21 10:38:31,713 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 916 924) no Hoare annotation was computed. [2020-07-21 10:38:31,713 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 872 883) the Hoare annotation is: true [2020-07-21 10:38:31,713 INFO L268 CegarLoopResult]: For program point L876-1(lines 872 883) no Hoare annotation was computed. [2020-07-21 10:38:31,713 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 872 883) no Hoare annotation was computed. [2020-07-21 10:38:31,713 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:31,713 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:31,713 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:31,713 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 125 151) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:31,714 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:31,714 INFO L264 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:31,714 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2020-07-21 10:38:31,714 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2020-07-21 10:38:31,714 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:31,714 INFO L268 CegarLoopResult]: For program point L132(lines 128 150) no Hoare annotation was computed. [2020-07-21 10:38:31,714 INFO L268 CegarLoopResult]: For program point L130(lines 128 150) no Hoare annotation was computed. [2020-07-21 10:38:31,714 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 333 362) no Hoare annotation was computed. [2020-07-21 10:38:31,714 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 333 362) the Hoare annotation is: true [2020-07-21 10:38:31,714 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-07-21 10:38:31,714 INFO L271 CegarLoopResult]: At program point L347-1(lines 347 351) the Hoare annotation is: true [2020-07-21 10:38:31,714 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-07-21 10:38:31,715 INFO L271 CegarLoopResult]: At program point L343-2(lines 343 357) the Hoare annotation is: true [2020-07-21 10:38:31,715 INFO L271 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: true [2020-07-21 10:38:31,715 INFO L268 CegarLoopResult]: For program point L339-1(line 339) no Hoare annotation was computed. [2020-07-21 10:38:31,715 INFO L271 CegarLoopResult]: At program point L358(lines 333 362) the Hoare annotation is: true [2020-07-21 10:38:31,715 INFO L268 CegarLoopResult]: For program point L354(line 354) no Hoare annotation was computed. [2020-07-21 10:38:31,715 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 884 892) no Hoare annotation was computed. [2020-07-21 10:38:31,715 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 884 892) no Hoare annotation was computed. [2020-07-21 10:38:31,715 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 884 892) no Hoare annotation was computed. [2020-07-21 10:38:31,715 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 848 859) the Hoare annotation is: true [2020-07-21 10:38:31,716 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 848 859) no Hoare annotation was computed. [2020-07-21 10:38:31,716 INFO L268 CegarLoopResult]: For program point L852-1(lines 848 859) no Hoare annotation was computed. [2020-07-21 10:38:31,716 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 387 393) no Hoare annotation was computed. [2020-07-21 10:38:31,716 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 387 393) the Hoare annotation is: true [2020-07-21 10:38:31,716 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:31,716 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:31,716 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:31,716 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:31,717 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 276 283) no Hoare annotation was computed. [2020-07-21 10:38:31,717 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 276 283) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:31,717 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 276 283) no Hoare annotation was computed. [2020-07-21 10:38:31,717 INFO L268 CegarLoopResult]: For program point L864-1(lines 860 871) no Hoare annotation was computed. [2020-07-21 10:38:31,717 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 860 871) no Hoare annotation was computed. [2020-07-21 10:38:31,717 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 860 871) the Hoare annotation is: true [2020-07-21 10:38:31,718 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 285 292) no Hoare annotation was computed. [2020-07-21 10:38:31,718 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 289) no Hoare annotation was computed. [2020-07-21 10:38:31,719 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 285 292) the Hoare annotation is: true [2020-07-21 10:38:31,719 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 285 292) no Hoare annotation was computed. [2020-07-21 10:38:31,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:31 BoogieIcfgContainer [2020-07-21 10:38:31,734 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:31,737 INFO L168 Benchmark]: Toolchain (without parser) took 5128.41 ms. Allocated memory was 146.3 MB in the beginning and 246.9 MB in the end (delta: 100.7 MB). Free memory was 101.7 MB in the beginning and 104.0 MB in the end (delta: -2.3 MB). Peak memory consumption was 98.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:31,738 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:38:31,739 INFO L168 Benchmark]: CACSL2BoogieTranslator took 788.31 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 101.5 MB in the beginning and 174.3 MB in the end (delta: -72.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:31,740 INFO L168 Benchmark]: Boogie Preprocessor took 87.85 ms. Allocated memory is still 205.0 MB. Free memory was 174.3 MB in the beginning and 170.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:31,741 INFO L168 Benchmark]: RCFGBuilder took 1101.45 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 170.2 MB in the beginning and 198.4 MB in the end (delta: -28.2 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:31,742 INFO L168 Benchmark]: TraceAbstraction took 3144.83 ms. Allocated memory was 235.9 MB in the beginning and 246.9 MB in the end (delta: 11.0 MB). Free memory was 197.0 MB in the beginning and 104.0 MB in the end (delta: 93.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:31,746 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 788.31 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 101.5 MB in the beginning and 174.3 MB in the end (delta: -72.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.85 ms. Allocated memory is still 205.0 MB. Free memory was 174.3 MB in the beginning and 170.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1101.45 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 170.2 MB in the beginning and 198.4 MB in the end (delta: -28.2 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3144.83 ms. Allocated memory was 235.9 MB in the beginning and 246.9 MB in the end (delta: 11.0 MB). Free memory was 197.0 MB in the beginning and 104.0 MB in the end (delta: 93.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 289]: 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: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 228 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 484 SDtfs, 161 SDslu, 331 SDs, 0 SdLazy, 58 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 255 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 175 PreInvPairs, 183 NumberOfFragments, 399 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 234 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 25561 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2859 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...