/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_spec5_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:25:44,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:25:44,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:25:44,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:25:44,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:25:44,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:25:44,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:25:44,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:25:44,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:25:44,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:25:44,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:25:44,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:25:44,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:25:44,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:25:44,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:25:44,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:25:44,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:25:44,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:25:44,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:25:44,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:25:44,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:25:44,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:25:44,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:25:44,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:25:44,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:25:44,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:25:44,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:25:44,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:25:44,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:25:44,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:25:44,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:25:44,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:25:44,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:25:44,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:25:44,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:25:44,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:25:44,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:25:44,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:25:44,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:25:44,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:25:44,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:25:44,376 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 16:25:44,391 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:25:44,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:25:44,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:25:44,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:25:44,393 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:25:44,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:25:44,394 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:25:44,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:25:44,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:25:44,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:25:44,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:25:44,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:25:44,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:25:44,395 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:25:44,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:25:44,395 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:25:44,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:25:44,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:25:44,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:25:44,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:25:44,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:25:44,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:25:44,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:25:44,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:25:44,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:25:44,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:25:44,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:44,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:25:44,398 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:25:44,398 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 16:25:44,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:25:44,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:25:44,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:25:44,693 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:25:44,694 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:25:44,694 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product05.cil.c [2020-07-20 16:25:44,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32d46fe92/a8785ebae8a84e6a8a4dd997f41f13d9/FLAG7870cf0a2 [2020-07-20 16:25:45,389 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:25:45,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product05.cil.c [2020-07-20 16:25:45,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32d46fe92/a8785ebae8a84e6a8a4dd997f41f13d9/FLAG7870cf0a2 [2020-07-20 16:25:45,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32d46fe92/a8785ebae8a84e6a8a4dd997f41f13d9 [2020-07-20 16:25:45,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:25:45,676 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:25:45,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:25:45,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:25:45,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:25:45,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:25:45" (1/1) ... [2020-07-20 16:25:45,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4371dac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:45, skipping insertion in model container [2020-07-20 16:25:45,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:25:45" (1/1) ... [2020-07-20 16:25:45,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:25:45,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:25:46,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:25:46,284 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:25:46,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:25:46,396 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:25:46,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46 WrapperNode [2020-07-20 16:25:46,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:25:46,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:25:46,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:25:46,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:25:46,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46" (1/1) ... [2020-07-20 16:25:46,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46" (1/1) ... [2020-07-20 16:25:46,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46" (1/1) ... [2020-07-20 16:25:46,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46" (1/1) ... [2020-07-20 16:25:46,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46" (1/1) ... [2020-07-20 16:25:46,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46" (1/1) ... [2020-07-20 16:25:46,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46" (1/1) ... [2020-07-20 16:25:46,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:25:46,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:25:46,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:25:46,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:25:46,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46" (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 16:25:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:25:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:25:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:25:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 16:25:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 16:25:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 16:25:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:25:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 16:25:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:25:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:25:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:25:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:25:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:25:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:25:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:25:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:25:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:25:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:25:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:25:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:25:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:25:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:25:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:25:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:25:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:25:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:25:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:25:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:25:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:25:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:25:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:25:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:25:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:25:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:25:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:25:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:25:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:25:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:25:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:25:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:25:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:25:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:25:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:25:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 16:25:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 16:25:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 16:25:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:25:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:25:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:25:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:25:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:25:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:25:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:25:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:25:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 16:25:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:25:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:25:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:25:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:25:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:25:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:25:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:25:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:25:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:25:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:25:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:25:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:25:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:25:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:25:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:25:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:25:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:25:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:25:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:25:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:25:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:25:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:25:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:25:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:25:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:25:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:25:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:25:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:25:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:25:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:25:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:25:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:25:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:25:47,729 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:25:47,730 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:25:47,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:25:47 BoogieIcfgContainer [2020-07-20 16:25:47,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:25:47,738 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:25:47,738 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:25:47,741 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:25:47,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:25:45" (1/3) ... [2020-07-20 16:25:47,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7667ae7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:25:47, skipping insertion in model container [2020-07-20 16:25:47,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:46" (2/3) ... [2020-07-20 16:25:47,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7667ae7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:25:47, skipping insertion in model container [2020-07-20 16:25:47,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:25:47" (3/3) ... [2020-07-20 16:25:47,746 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product05.cil.c [2020-07-20 16:25:47,757 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:25:47,768 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:25:47,783 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:25:47,808 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:25:47,808 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:25:47,808 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:25:47,809 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:25:47,809 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:25:47,809 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:25:47,809 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:25:47,810 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:25:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-07-20 16:25:47,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 16:25:47,842 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:47,843 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:25:47,844 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:47,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:47,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1975272670, now seen corresponding path program 1 times [2020-07-20 16:25:47,859 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:47,860 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [693924865] [2020-07-20 16:25:47,860 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 16:25:48,345 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:25:48,346 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:48,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:25:48,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 16:25:48,394 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:48,399 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [693924865] [2020-07-20 16:25:48,400 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:48,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:25:48,402 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355665176] [2020-07-20 16:25:48,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:25:48,410 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:48,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:25:48,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:25:48,428 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 2 states. [2020-07-20 16:25:48,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:48,469 INFO L93 Difference]: Finished difference Result 220 states and 273 transitions. [2020-07-20 16:25:48,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:25:48,471 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 16:25:48,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:48,482 INFO L225 Difference]: With dead ends: 220 [2020-07-20 16:25:48,483 INFO L226 Difference]: Without dead ends: 112 [2020-07-20 16:25:48,487 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:25:48,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-07-20 16:25:48,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2020-07-20 16:25:48,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-07-20 16:25:48,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2020-07-20 16:25:48,548 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 59 [2020-07-20 16:25:48,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:48,549 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2020-07-20 16:25:48,549 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:25:48,549 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2020-07-20 16:25:48,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 16:25:48,554 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:48,554 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] [2020-07-20 16:25:48,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:48,761 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:48,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:48,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1122708698, now seen corresponding path program 1 times [2020-07-20 16:25:48,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:48,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1300745399] [2020-07-20 16:25:48,764 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 16:25:49,208 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:25:49,208 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:49,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:25:49,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 16:25:49,270 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:49,271 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1300745399] [2020-07-20 16:25:49,271 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:49,271 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:25:49,271 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465656830] [2020-07-20 16:25:49,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:25:49,277 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:49,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:25:49,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:49,278 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 3 states. [2020-07-20 16:25:49,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:49,314 INFO L93 Difference]: Finished difference Result 169 states and 195 transitions. [2020-07-20 16:25:49,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:25:49,319 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 16:25:49,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:49,321 INFO L225 Difference]: With dead ends: 169 [2020-07-20 16:25:49,321 INFO L226 Difference]: Without dead ends: 103 [2020-07-20 16:25:49,324 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 [2020-07-20 16:25:49,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-07-20 16:25:49,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-07-20 16:25:49,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-20 16:25:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2020-07-20 16:25:49,340 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 60 [2020-07-20 16:25:49,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:49,340 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2020-07-20 16:25:49,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:25:49,341 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2020-07-20 16:25:49,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 16:25:49,343 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:49,343 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:25:49,557 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:49,558 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:49,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:49,559 INFO L82 PathProgramCache]: Analyzing trace with hash -907286863, now seen corresponding path program 1 times [2020-07-20 16:25:49,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:49,560 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1641347691] [2020-07-20 16:25:49,560 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 16:25:49,977 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:25:49,977 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:49,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:25:49,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:50,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:25:50,021 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:50,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1641347691] [2020-07-20 16:25:50,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:50,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:25:50,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733843150] [2020-07-20 16:25:50,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:25:50,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:50,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:25:50,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:50,025 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 3 states. [2020-07-20 16:25:50,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:50,056 INFO L93 Difference]: Finished difference Result 178 states and 209 transitions. [2020-07-20 16:25:50,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:25:50,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-20 16:25:50,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:50,060 INFO L225 Difference]: With dead ends: 178 [2020-07-20 16:25:50,061 INFO L226 Difference]: Without dead ends: 103 [2020-07-20 16:25:50,063 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:50,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-07-20 16:25:50,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-07-20 16:25:50,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-20 16:25:50,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 117 transitions. [2020-07-20 16:25:50,087 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 117 transitions. Word has length 64 [2020-07-20 16:25:50,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:50,089 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 117 transitions. [2020-07-20 16:25:50,089 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:25:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2020-07-20 16:25:50,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-07-20 16:25:50,092 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:50,094 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] [2020-07-20 16:25:50,295 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:50,296 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:50,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:50,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1342562684, now seen corresponding path program 1 times [2020-07-20 16:25:50,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:50,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901294216] [2020-07-20 16:25:50,297 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 16:25:50,772 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:25:50,772 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:50,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:25:50,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:50,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:25:50,837 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:50,837 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901294216] [2020-07-20 16:25:50,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:50,839 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:25:50,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853384644] [2020-07-20 16:25:50,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:25:50,840 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:50,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:25:50,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:25:50,840 INFO L87 Difference]: Start difference. First operand 103 states and 117 transitions. Second operand 6 states. [2020-07-20 16:25:51,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:51,016 INFO L93 Difference]: Finished difference Result 156 states and 184 transitions. [2020-07-20 16:25:51,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:25:51,017 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 72 [2020-07-20 16:25:51,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:51,018 INFO L225 Difference]: With dead ends: 156 [2020-07-20 16:25:51,018 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:25:51,019 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 16:25:51,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:25:51,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:25:51,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:25:51,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:25:51,020 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-07-20 16:25:51,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:51,021 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:25:51,021 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:25:51,021 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:25:51,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:25:51,222 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:51,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:25:51,799 INFO L268 CegarLoopResult]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2020-07-20 16:25:51,799 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-07-20 16:25:51,799 INFO L268 CegarLoopResult]: For program point L380-2(lines 380 401) no Hoare annotation was computed. [2020-07-20 16:25:51,800 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 355 410) no Hoare annotation was computed. [2020-07-20 16:25:51,800 INFO L268 CegarLoopResult]: For program point L402(lines 379 403) no Hoare annotation was computed. [2020-07-20 16:25:51,800 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 355 410) no Hoare annotation was computed. [2020-07-20 16:25:51,800 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 355 410) no Hoare annotation was computed. [2020-07-20 16:25:51,800 INFO L268 CegarLoopResult]: For program point L386(lines 386 390) no Hoare annotation was computed. [2020-07-20 16:25:51,800 INFO L268 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-07-20 16:25:51,800 INFO L268 CegarLoopResult]: For program point L443-1(lines 443 447) no Hoare annotation was computed. [2020-07-20 16:25:51,800 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-07-20 16:25:51,801 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 411 470) no Hoare annotation was computed. [2020-07-20 16:25:51,801 INFO L268 CegarLoopResult]: For program point L437-2(lines 437 462) no Hoare annotation was computed. [2020-07-20 16:25:51,801 INFO L268 CegarLoopResult]: For program point L463(lines 436 464) no Hoare annotation was computed. [2020-07-20 16:25:51,801 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 411 470) no Hoare annotation was computed. [2020-07-20 16:25:51,801 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 411 470) no Hoare annotation was computed. [2020-07-20 16:25:51,802 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-07-20 16:25:51,803 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-07-20 16:25:51,803 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 876 882) the Hoare annotation is: true [2020-07-20 16:25:51,803 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 876 882) no Hoare annotation was computed. [2020-07-20 16:25:51,803 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 883 891) no Hoare annotation was computed. [2020-07-20 16:25:51,803 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 883 891) the Hoare annotation is: true [2020-07-20 16:25:51,804 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 883 891) no Hoare annotation was computed. [2020-07-20 16:25:51,804 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2020-07-20 16:25:51,804 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-20 16:25:51,804 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-20 16:25:51,804 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: true [2020-07-20 16:25:51,805 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-07-20 16:25:51,805 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-20 16:25:51,805 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-07-20 16:25:51,805 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-07-20 16:25:51,805 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:51,805 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-07-20 16:25:51,807 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-20 16:25:51,807 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-07-20 16:25:51,807 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-07-20 16:25:51,807 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-07-20 16:25:51,808 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-07-20 16:25:51,808 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-07-20 16:25:51,808 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-07-20 16:25:51,808 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-07-20 16:25:51,808 INFO L264 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,808 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 754 776) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,809 INFO L264 CegarLoopResult]: At program point L766-1(line 766) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,809 INFO L268 CegarLoopResult]: For program point L764(lines 764 771) no Hoare annotation was computed. [2020-07-20 16:25:51,809 INFO L268 CegarLoopResult]: For program point L764-1(lines 764 771) no Hoare annotation was computed. [2020-07-20 16:25:51,809 INFO L268 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-07-20 16:25:51,809 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,809 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 754 776) no Hoare annotation was computed. [2020-07-20 16:25:51,810 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,810 INFO L264 CegarLoopResult]: At program point L760-1(line 760) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,811 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 754 776) no Hoare annotation was computed. [2020-07-20 16:25:51,811 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 709 732) no Hoare annotation was computed. [2020-07-20 16:25:51,811 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 709 732) no Hoare annotation was computed. [2020-07-20 16:25:51,811 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 709 732) no Hoare annotation was computed. [2020-07-20 16:25:51,811 INFO L268 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-07-20 16:25:51,811 INFO L268 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-07-20 16:25:51,811 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-07-20 16:25:51,811 INFO L268 CegarLoopResult]: For program point L724(line 724) no Hoare annotation was computed. [2020-07-20 16:25:51,811 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-07-20 16:25:51,812 INFO L268 CegarLoopResult]: For program point L722(line 722) no Hoare annotation was computed. [2020-07-20 16:25:51,812 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-07-20 16:25:51,812 INFO L268 CegarLoopResult]: For program point L720(line 720) no Hoare annotation was computed. [2020-07-20 16:25:51,812 INFO L268 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed. [2020-07-20 16:25:51,812 INFO L268 CegarLoopResult]: For program point L718(line 718) no Hoare annotation was computed. [2020-07-20 16:25:51,812 INFO L268 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2020-07-20 16:25:51,812 INFO L268 CegarLoopResult]: For program point L716(line 716) no Hoare annotation was computed. [2020-07-20 16:25:51,812 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-07-20 16:25:51,813 INFO L268 CegarLoopResult]: For program point L714(line 714) no Hoare annotation was computed. [2020-07-20 16:25:51,813 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 189 197) no Hoare annotation was computed. [2020-07-20 16:25:51,813 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 189 197) the Hoare annotation is: true [2020-07-20 16:25:51,813 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 189 197) no Hoare annotation was computed. [2020-07-20 16:25:51,813 INFO L268 CegarLoopResult]: For program point L217(lines 217 225) no Hoare annotation was computed. [2020-07-20 16:25:51,813 INFO L268 CegarLoopResult]: For program point L217-2(lines 217 225) no Hoare annotation was computed. [2020-07-20 16:25:51,813 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 198 233) no Hoare annotation was computed. [2020-07-20 16:25:51,813 INFO L268 CegarLoopResult]: For program point L205(lines 205 213) no Hoare annotation was computed. [2020-07-20 16:25:51,814 INFO L268 CegarLoopResult]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2020-07-20 16:25:51,814 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 198 233) no Hoare annotation was computed. [2020-07-20 16:25:51,814 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-07-20 16:25:51,814 INFO L268 CegarLoopResult]: For program point L228-1(line 228) no Hoare annotation was computed. [2020-07-20 16:25:51,814 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 198 233) no Hoare annotation was computed. [2020-07-20 16:25:51,814 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 869 875) no Hoare annotation was computed. [2020-07-20 16:25:51,814 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 869 875) the Hoare annotation is: true [2020-07-20 16:25:51,814 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 309 354) no Hoare annotation was computed. [2020-07-20 16:25:51,815 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 309 354) no Hoare annotation was computed. [2020-07-20 16:25:51,815 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 309 354) no Hoare annotation was computed. [2020-07-20 16:25:51,815 INFO L268 CegarLoopResult]: For program point L636(lines 636 656) no Hoare annotation was computed. [2020-07-20 16:25:51,815 INFO L268 CegarLoopResult]: For program point L636-1(lines 636 656) no Hoare annotation was computed. [2020-07-20 16:25:51,815 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 622 667) no Hoare annotation was computed. [2020-07-20 16:25:51,815 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 622 667) no Hoare annotation was computed. [2020-07-20 16:25:51,815 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 622 667) no Hoare annotation was computed. [2020-07-20 16:25:51,815 INFO L268 CegarLoopResult]: For program point L642(lines 642 649) no Hoare annotation was computed. [2020-07-20 16:25:51,815 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 740 750) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,816 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 740 750) no Hoare annotation was computed. [2020-07-20 16:25:51,816 INFO L264 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,817 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 740 750) no Hoare annotation was computed. [2020-07-20 16:25:51,817 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 178 188) the Hoare annotation is: true [2020-07-20 16:25:51,818 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 178 188) no Hoare annotation was computed. [2020-07-20 16:25:51,819 INFO L271 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: true [2020-07-20 16:25:51,819 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 178 188) no Hoare annotation was computed. [2020-07-20 16:25:51,819 INFO L268 CegarLoopResult]: For program point L183-1(line 183) no Hoare annotation was computed. [2020-07-20 16:25:51,820 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 170 177) the Hoare annotation is: true [2020-07-20 16:25:51,820 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 170 177) no Hoare annotation was computed. [2020-07-20 16:25:51,820 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 170 177) no Hoare annotation was computed. [2020-07-20 16:25:51,820 INFO L264 CegarLoopResult]: At program point L156(line 156) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,820 INFO L268 CegarLoopResult]: For program point L156-1(lines 137 161) no Hoare annotation was computed. [2020-07-20 16:25:51,821 INFO L264 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:51,821 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 137 161) no Hoare annotation was computed. [2020-07-20 16:25:51,821 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 137 161) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,821 INFO L264 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:51,821 INFO L268 CegarLoopResult]: For program point L145(lines 145 153) no Hoare annotation was computed. [2020-07-20 16:25:51,821 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:51,821 INFO L268 CegarLoopResult]: For program point L143-1(line 143) no Hoare annotation was computed. [2020-07-20 16:25:51,821 INFO L268 CegarLoopResult]: For program point L141(lines 141 158) no Hoare annotation was computed. [2020-07-20 16:25:51,822 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 129 135) no Hoare annotation was computed. [2020-07-20 16:25:51,822 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 129 135) the Hoare annotation is: true [2020-07-20 16:25:51,825 INFO L268 CegarLoopResult]: For program point L258-1(lines 258 264) no Hoare annotation was computed. [2020-07-20 16:25:51,826 INFO L264 CegarLoopResult]: At program point testENTRY(lines 238 301) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,827 INFO L268 CegarLoopResult]: For program point L250(lines 250 254) no Hoare annotation was computed. [2020-07-20 16:25:51,827 INFO L268 CegarLoopResult]: For program point testFINAL(lines 238 301) no Hoare annotation was computed. [2020-07-20 16:25:51,827 INFO L264 CegarLoopResult]: At program point L294(lines 247 295) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:51,827 INFO L268 CegarLoopResult]: For program point L284(lines 284 288) no Hoare annotation was computed. [2020-07-20 16:25:51,827 INFO L264 CegarLoopResult]: At program point L284-2(lines 278 289) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 16:25:51,827 INFO L268 CegarLoopResult]: For program point L249(lines 248 293) no Hoare annotation was computed. [2020-07-20 16:25:51,827 INFO L268 CegarLoopResult]: For program point L278(lines 278 289) no Hoare annotation was computed. [2020-07-20 16:25:51,828 INFO L264 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 16:25:51,828 INFO L268 CegarLoopResult]: For program point L268(lines 268 274) no Hoare annotation was computed. [2020-07-20 16:25:51,828 INFO L268 CegarLoopResult]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2020-07-20 16:25:51,828 INFO L264 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 16:25:51,828 INFO L264 CegarLoopResult]: At program point L291(lines 248 293) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 16:25:51,828 INFO L268 CegarLoopResult]: For program point testEXIT(lines 238 301) no Hoare annotation was computed. [2020-07-20 16:25:51,828 INFO L268 CegarLoopResult]: For program point L258(lines 258 264) no Hoare annotation was computed. [2020-07-20 16:25:51,828 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 576 621) no Hoare annotation was computed. [2020-07-20 16:25:51,828 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 576 621) no Hoare annotation was computed. [2020-07-20 16:25:51,829 INFO L268 CegarLoopResult]: For program point L596(lines 596 603) no Hoare annotation was computed. [2020-07-20 16:25:51,829 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 576 621) no Hoare annotation was computed. [2020-07-20 16:25:51,829 INFO L268 CegarLoopResult]: For program point L590(lines 590 610) no Hoare annotation was computed. [2020-07-20 16:25:51,829 INFO L268 CegarLoopResult]: For program point L590-1(lines 590 610) no Hoare annotation was computed. [2020-07-20 16:25:51,829 INFO L268 CegarLoopResult]: For program point L833(lines 833 841) no Hoare annotation was computed. [2020-07-20 16:25:51,829 INFO L268 CegarLoopResult]: For program point L833-2(lines 833 841) no Hoare annotation was computed. [2020-07-20 16:25:51,829 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 825 847) no Hoare annotation was computed. [2020-07-20 16:25:51,829 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 825 847) no Hoare annotation was computed. [2020-07-20 16:25:51,829 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 825 847) no Hoare annotation was computed. [2020-07-20 16:25:51,830 INFO L268 CegarLoopResult]: For program point L543(lines 521 544) no Hoare annotation was computed. [2020-07-20 16:25:51,830 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 473 575) no Hoare annotation was computed. [2020-07-20 16:25:51,830 INFO L268 CegarLoopResult]: For program point L502(lines 502 518) no Hoare annotation was computed. [2020-07-20 16:25:51,830 INFO L268 CegarLoopResult]: For program point L562(lines 562 569) no Hoare annotation was computed. [2020-07-20 16:25:51,830 INFO L268 CegarLoopResult]: For program point L523(lines 522 542) no Hoare annotation was computed. [2020-07-20 16:25:51,830 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-07-20 16:25:51,830 INFO L268 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed. [2020-07-20 16:25:51,830 INFO L268 CegarLoopResult]: For program point L519(lines 519 560) no Hoare annotation was computed. [2020-07-20 16:25:51,830 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 473 575) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point L538-1(line 538) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 473 575) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point L497(lines 497 501) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point L561(lines 561 572) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point L524(lines 524 528) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point L522-2(lines 522 542) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 859 868) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 859 868) no Hoare annotation was computed. [2020-07-20 16:25:51,831 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 859 868) no Hoare annotation was computed. [2020-07-20 16:25:51,832 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:25:51,832 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:25:51,833 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:25:51,833 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 162 169) no Hoare annotation was computed. [2020-07-20 16:25:51,833 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 162 169) no Hoare annotation was computed. [2020-07-20 16:25:51,833 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 162 169) no Hoare annotation was computed. [2020-07-20 16:25:51,833 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 848 856) the Hoare annotation is: true [2020-07-20 16:25:51,833 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 848 856) no Hoare annotation was computed. [2020-07-20 16:25:51,834 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 848 856) no Hoare annotation was computed. [2020-07-20 16:25:51,834 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 804 815) the Hoare annotation is: true [2020-07-20 16:25:51,834 INFO L268 CegarLoopResult]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2020-07-20 16:25:51,834 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 804 815) no Hoare annotation was computed. [2020-07-20 16:25:51,834 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:25:51,834 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:25:51,834 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:25:51,834 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 816 824) the Hoare annotation is: true [2020-07-20 16:25:51,834 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 816 824) no Hoare annotation was computed. [2020-07-20 16:25:51,835 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 816 824) no Hoare annotation was computed. [2020-07-20 16:25:51,835 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,836 INFO L264 CegarLoopResult]: At program point L116(lines 116 122) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,836 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 102 128) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:25:51,836 INFO L264 CegarLoopResult]: At program point L111(line 111) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:51,836 INFO L268 CegarLoopResult]: For program point L109(lines 105 127) no Hoare annotation was computed. [2020-07-20 16:25:51,836 INFO L268 CegarLoopResult]: For program point L107(lines 105 127) no Hoare annotation was computed. [2020-07-20 16:25:51,836 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 102 128) no Hoare annotation was computed. [2020-07-20 16:25:51,836 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 102 128) no Hoare annotation was computed. [2020-07-20 16:25:51,836 INFO L271 CegarLoopResult]: At program point L704(lines 679 708) the Hoare annotation is: true [2020-07-20 16:25:51,837 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 679 708) no Hoare annotation was computed. [2020-07-20 16:25:51,837 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 679 708) the Hoare annotation is: true [2020-07-20 16:25:51,837 INFO L268 CegarLoopResult]: For program point L700(line 700) no Hoare annotation was computed. [2020-07-20 16:25:51,837 INFO L268 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2020-07-20 16:25:51,837 INFO L271 CegarLoopResult]: At program point L693-1(lines 693 697) the Hoare annotation is: true [2020-07-20 16:25:51,837 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-07-20 16:25:51,837 INFO L271 CegarLoopResult]: At program point L689-2(lines 689 703) the Hoare annotation is: true [2020-07-20 16:25:51,837 INFO L271 CegarLoopResult]: At program point L685(line 685) the Hoare annotation is: true [2020-07-20 16:25:51,838 INFO L268 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-07-20 16:25:51,838 INFO L268 CegarLoopResult]: For program point L784-1(lines 780 791) no Hoare annotation was computed. [2020-07-20 16:25:51,838 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 780 791) the Hoare annotation is: true [2020-07-20 16:25:51,838 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 780 791) no Hoare annotation was computed. [2020-07-20 16:25:51,838 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 733 739) no Hoare annotation was computed. [2020-07-20 16:25:51,838 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 733 739) the Hoare annotation is: true [2020-07-20 16:25:51,839 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:25:51,839 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:25:51,840 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:25:51,840 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:25:51,840 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 792 803) no Hoare annotation was computed. [2020-07-20 16:25:51,840 INFO L268 CegarLoopResult]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2020-07-20 16:25:51,841 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 792 803) the Hoare annotation is: true [2020-07-20 16:25:51,843 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 669 676) no Hoare annotation was computed. [2020-07-20 16:25:51,844 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 673) no Hoare annotation was computed. [2020-07-20 16:25:51,844 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 669 676) the Hoare annotation is: true [2020-07-20 16:25:51,844 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 669 676) no Hoare annotation was computed. [2020-07-20 16:25:51,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:25:51 BoogieIcfgContainer [2020-07-20 16:25:51,866 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:25:51,869 INFO L168 Benchmark]: Toolchain (without parser) took 6193.97 ms. Allocated memory was 137.4 MB in the beginning and 250.1 MB in the end (delta: 112.7 MB). Free memory was 99.5 MB in the beginning and 86.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 125.3 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:51,870 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 16:25:51,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.71 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 99.1 MB in the beginning and 167.0 MB in the end (delta: -67.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:51,872 INFO L168 Benchmark]: Boogie Preprocessor took 84.41 ms. Allocated memory is still 200.8 MB. Free memory was 167.0 MB in the beginning and 162.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:51,887 INFO L168 Benchmark]: RCFGBuilder took 1254.66 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 162.9 MB in the beginning and 196.2 MB in the end (delta: -33.3 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:51,888 INFO L168 Benchmark]: TraceAbstraction took 4128.50 ms. Allocated memory was 232.3 MB in the beginning and 250.1 MB in the end (delta: 17.8 MB). Free memory was 196.2 MB in the beginning and 86.9 MB in the end (delta: 109.3 MB). Peak memory consumption was 127.1 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:51,892 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 719.71 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 99.1 MB in the beginning and 167.0 MB in the end (delta: -67.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.41 ms. Allocated memory is still 200.8 MB. Free memory was 167.0 MB in the beginning and 162.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1254.66 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 162.9 MB in the beginning and 196.2 MB in the end (delta: -33.3 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4128.50 ms. Allocated memory was 232.3 MB in the beginning and 250.1 MB in the end (delta: 17.8 MB). Free memory was 196.2 MB in the beginning and 86.9 MB in the end (delta: 109.3 MB). Peak memory consumption was 127.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 673]: 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: 679]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= systemActive) - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || (0 == pumpRunning && splverifierCounter <= 0) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 459 SDtfs, 152 SDslu, 315 SDs, 0 SdLazy, 56 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 253 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred 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, 52 LocationsWithAnnotation, 170 PreInvPairs, 177 NumberOfFragments, 320 HoareAnnotationTreeSize, 170 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 278 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 255 NumberOfCodeBlocks, 226 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 25027 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2748 ConjunctsInSsa, 16 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...