/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:22:51,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:22:51,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:22:51,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:22:51,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:22:51,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:22:51,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:22:51,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:22:51,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:22:51,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:22:51,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:22:51,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:22:51,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:22:51,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:22:51,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:22:51,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:22:51,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:22:51,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:22:51,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:22:51,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:22:51,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:22:51,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:22:51,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:22:51,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:22:51,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:22:51,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:22:51,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:22:51,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:22:51,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:22:51,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:22:51,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:22:51,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:22:51,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:22:51,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:22:51,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:22:51,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:22:51,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:22:51,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:22:51,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:22:51,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:22:51,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:22:51,468 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 16:22:51,505 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:22:51,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:22:51,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:22:51,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:22:51,507 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:22:51,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:22:51,510 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:22:51,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:22:51,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:22:51,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:22:51,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:22:51,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:22:51,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:22:51,511 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:22:51,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:22:51,511 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:22:51,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:22:51,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:22:51,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:22:51,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:22:51,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:22:51,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:22:51,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:22:51,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:22:51,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:22:51,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:22:51,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:51,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:22:51,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:22:51,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 16:22:51,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:22:51,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:22:51,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:22:51,821 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:22:51,821 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:22:51,822 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2020-07-20 16:22:51,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e48d029/d0cab82d33f546ed8c7d5f8aa10c27d7/FLAGbcc299e98 [2020-07-20 16:22:52,458 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:22:52,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2020-07-20 16:22:52,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e48d029/d0cab82d33f546ed8c7d5f8aa10c27d7/FLAGbcc299e98 [2020-07-20 16:22:52,698 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e48d029/d0cab82d33f546ed8c7d5f8aa10c27d7 [2020-07-20 16:22:52,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:22:52,711 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:22:52,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:22:52,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:22:52,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:22:52,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:22:52" (1/1) ... [2020-07-20 16:22:52,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33761369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:52, skipping insertion in model container [2020-07-20 16:22:52,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:22:52" (1/1) ... [2020-07-20 16:22:52,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:22:52,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:22:53,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:22:53,384 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:22:53,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:22:53,487 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:22:53,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53 WrapperNode [2020-07-20 16:22:53,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:22:53,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:22:53,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:22:53,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:22:53,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53" (1/1) ... [2020-07-20 16:22:53,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53" (1/1) ... [2020-07-20 16:22:53,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53" (1/1) ... [2020-07-20 16:22:53,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53" (1/1) ... [2020-07-20 16:22:53,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53" (1/1) ... [2020-07-20 16:22:53,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53" (1/1) ... [2020-07-20 16:22:53,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53" (1/1) ... [2020-07-20 16:22:53,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:22:53,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:22:53,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:22:53,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:22:53,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:22:53,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:22:53,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:22:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:22:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:22:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:22:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:22:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:22:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:22:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:22:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:22:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:22:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:22:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:22:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:22:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:22:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:22:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:22:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:22:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:22:53,645 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:22:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:22:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:22:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:22:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:22:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:22:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:22:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:22:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:22:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:22:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 16:22:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:22:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:22:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:22:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:22:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:22:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:22:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 16:22:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 16:22:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:22:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:22:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:22:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:22:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:22:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:22:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:22:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:22:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:22:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:22:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:22:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:22:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:22:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:22:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:22:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:22:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:22:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:22:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:22:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:22:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:22:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:22:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:22:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:22:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:22:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:22:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:22:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:22:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:22:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:22:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:22:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:22:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:22:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:22:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:22:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:22:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:22:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:22:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:22:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:22:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:22:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:22:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 16:22:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 16:22:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:22:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:22:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:22:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 16:22:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:22:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:22:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:22:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:22:54,720 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:22:54,720 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:22:54,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:22:54 BoogieIcfgContainer [2020-07-20 16:22:54,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:22:54,727 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:22:54,727 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:22:54,730 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:22:54,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:22:52" (1/3) ... [2020-07-20 16:22:54,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775153f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:22:54, skipping insertion in model container [2020-07-20 16:22:54,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:53" (2/3) ... [2020-07-20 16:22:54,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775153f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:22:54, skipping insertion in model container [2020-07-20 16:22:54,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:22:54" (3/3) ... [2020-07-20 16:22:54,734 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product08.cil.c [2020-07-20 16:22:54,744 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:22:54,752 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:22:54,767 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:22:54,789 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:22:54,789 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:22:54,789 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:22:54,790 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:22:54,790 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:22:54,790 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:22:54,790 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:22:54,790 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:22:54,812 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-07-20 16:22:54,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 16:22:54,822 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:54,823 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:22:54,823 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:54,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:54,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1535792598, now seen corresponding path program 1 times [2020-07-20 16:22:54,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:54,835 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1991183520] [2020-07-20 16:22:54,836 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 16:22:55,381 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:22:55,382 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:55,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:22:55,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:55,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:55,452 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:55,457 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1991183520] [2020-07-20 16:22:55,458 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:55,459 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:22:55,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860386797] [2020-07-20 16:22:55,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:22:55,468 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:55,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:22:55,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:22:55,492 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2020-07-20 16:22:55,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:55,576 INFO L93 Difference]: Finished difference Result 224 states and 281 transitions. [2020-07-20 16:22:55,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:22:55,578 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 16:22:55,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:55,604 INFO L225 Difference]: With dead ends: 224 [2020-07-20 16:22:55,605 INFO L226 Difference]: Without dead ends: 114 [2020-07-20 16:22:55,613 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:22:55,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-20 16:22:55,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2020-07-20 16:22:55,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-20 16:22:55,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 134 transitions. [2020-07-20 16:22:55,712 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 134 transitions. Word has length 51 [2020-07-20 16:22:55,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:55,712 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 134 transitions. [2020-07-20 16:22:55,712 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:22:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 134 transitions. [2020-07-20 16:22:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 16:22:55,725 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:55,726 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:22:55,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:55,940 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:55,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:55,941 INFO L82 PathProgramCache]: Analyzing trace with hash 626792369, now seen corresponding path program 1 times [2020-07-20 16:22:55,941 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:55,942 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1710112428] [2020-07-20 16:22:55,943 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 16:22:56,438 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:22:56,439 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:56,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:22:56,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:56,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:56,486 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:56,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1710112428] [2020-07-20 16:22:56,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:56,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:56,487 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207060201] [2020-07-20 16:22:56,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:56,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:56,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:56,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:56,489 INFO L87 Difference]: Start difference. First operand 114 states and 134 transitions. Second operand 3 states. [2020-07-20 16:22:56,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:56,511 INFO L93 Difference]: Finished difference Result 163 states and 191 transitions. [2020-07-20 16:22:56,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:56,512 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 16:22:56,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:56,514 INFO L225 Difference]: With dead ends: 163 [2020-07-20 16:22:56,515 INFO L226 Difference]: Without dead ends: 105 [2020-07-20 16:22:56,516 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:56,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-07-20 16:22:56,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2020-07-20 16:22:56,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-20 16:22:56,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 122 transitions. [2020-07-20 16:22:56,529 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 122 transitions. Word has length 52 [2020-07-20 16:22:56,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:56,530 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 122 transitions. [2020-07-20 16:22:56,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:56,530 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions. [2020-07-20 16:22:56,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 16:22:56,532 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:56,532 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:22:56,746 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:56,747 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:56,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:56,748 INFO L82 PathProgramCache]: Analyzing trace with hash 1563941770, now seen corresponding path program 1 times [2020-07-20 16:22:56,749 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:56,749 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [98444306] [2020-07-20 16:22:56,750 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 16:22:57,108 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:57,109 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:57,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 16:22:57,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:57,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:57,147 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:57,148 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [98444306] [2020-07-20 16:22:57,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:57,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:22:57,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984557865] [2020-07-20 16:22:57,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:22:57,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:57,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:22:57,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:57,151 INFO L87 Difference]: Start difference. First operand 105 states and 122 transitions. Second operand 3 states. [2020-07-20 16:22:57,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:57,190 INFO L93 Difference]: Finished difference Result 255 states and 309 transitions. [2020-07-20 16:22:57,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:22:57,190 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 16:22:57,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:57,193 INFO L225 Difference]: With dead ends: 255 [2020-07-20 16:22:57,194 INFO L226 Difference]: Without dead ends: 178 [2020-07-20 16:22:57,195 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:22:57,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2020-07-20 16:22:57,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 172. [2020-07-20 16:22:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-07-20 16:22:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 207 transitions. [2020-07-20 16:22:57,224 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 207 transitions. Word has length 57 [2020-07-20 16:22:57,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:57,224 INFO L479 AbstractCegarLoop]: Abstraction has 172 states and 207 transitions. [2020-07-20 16:22:57,224 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:22:57,224 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 207 transitions. [2020-07-20 16:22:57,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-20 16:22:57,226 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:57,227 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:22:57,439 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:57,440 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:57,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:57,441 INFO L82 PathProgramCache]: Analyzing trace with hash -1958499685, now seen corresponding path program 1 times [2020-07-20 16:22:57,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:57,442 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [488820615] [2020-07-20 16:22:57,443 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 16:22:57,919 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:22:57,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:57,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:22:57,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:57,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:57,997 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:57,998 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [488820615] [2020-07-20 16:22:57,998 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:57,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:22:58,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899417059] [2020-07-20 16:22:58,001 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:22:58,001 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:58,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:22:58,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:22:58,001 INFO L87 Difference]: Start difference. First operand 172 states and 207 transitions. Second operand 6 states. [2020-07-20 16:22:58,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:58,187 INFO L93 Difference]: Finished difference Result 279 states and 346 transitions. [2020-07-20 16:22:58,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:22:58,188 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-07-20 16:22:58,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:58,189 INFO L225 Difference]: With dead ends: 279 [2020-07-20 16:22:58,189 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:22:58,197 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 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 16:22:58,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:22:58,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:22:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:22:58,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:22:58,198 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-07-20 16:22:58,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:58,199 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:22:58,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:22:58,199 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:22:58,199 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:22:58,411 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:58,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:22:58,965 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-20 16:22:58,965 INFO L268 CegarLoopResult]: For program point L223-2(lines 223 244) no Hoare annotation was computed. [2020-07-20 16:22:58,966 INFO L268 CegarLoopResult]: For program point L245(lines 222 246) no Hoare annotation was computed. [2020-07-20 16:22:58,966 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 198 253) no Hoare annotation was computed. [2020-07-20 16:22:58,966 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 198 253) no Hoare annotation was computed. [2020-07-20 16:22:58,966 INFO L268 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-07-20 16:22:58,966 INFO L268 CegarLoopResult]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2020-07-20 16:22:58,966 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 198 253) no Hoare annotation was computed. [2020-07-20 16:22:58,967 INFO L268 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-07-20 16:22:58,967 INFO L268 CegarLoopResult]: For program point L286-1(lines 286 290) no Hoare annotation was computed. [2020-07-20 16:22:58,967 INFO L268 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-07-20 16:22:58,967 INFO L268 CegarLoopResult]: For program point L280-2(lines 280 305) no Hoare annotation was computed. [2020-07-20 16:22:58,967 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 254 313) no Hoare annotation was computed. [2020-07-20 16:22:58,967 INFO L268 CegarLoopResult]: For program point L306(lines 279 307) no Hoare annotation was computed. [2020-07-20 16:22:58,967 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 254 313) no Hoare annotation was computed. [2020-07-20 16:22:58,967 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-07-20 16:22:58,967 INFO L268 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-07-20 16:22:58,968 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 254 313) no Hoare annotation was computed. [2020-07-20 16:22:58,968 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 623 629) the Hoare annotation is: true [2020-07-20 16:22:58,968 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 623 629) no Hoare annotation was computed. [2020-07-20 16:22:58,968 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 630 638) no Hoare annotation was computed. [2020-07-20 16:22:58,970 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 630 638) the Hoare annotation is: true [2020-07-20 16:22:58,970 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 630 638) no Hoare annotation was computed. [2020-07-20 16:22:58,970 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,970 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,970 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,970 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,970 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-07-20 16:22:58,971 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-07-20 16:22:58,971 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,971 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,973 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-07-20 16:22:58,973 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-07-20 16:22:58,973 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-20 16:22:58,973 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-20 16:22:58,973 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-20 16:22:58,973 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-20 16:22:58,974 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-20 16:22:58,974 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-20 16:22:58,974 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-20 16:22:58,974 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-20 16:22:58,974 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-20 16:22:58,975 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-20 16:22:58,975 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-20 16:22:58,975 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-20 16:22:58,975 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-20 16:22:58,976 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-20 16:22:58,976 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-20 16:22:58,976 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-20 16:22:58,977 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-20 16:22:58,977 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-20 16:22:58,977 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 885 899) no Hoare annotation was computed. [2020-07-20 16:22:58,977 INFO L264 CegarLoopResult]: At program point L891(line 891) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:22:58,977 INFO L268 CegarLoopResult]: For program point L889(lines 889 895) no Hoare annotation was computed. [2020-07-20 16:22:58,977 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 885 899) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 16:22:58,977 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 885 899) no Hoare annotation was computed. [2020-07-20 16:22:58,978 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 840 848) no Hoare annotation was computed. [2020-07-20 16:22:58,978 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 840 848) the Hoare annotation is: true [2020-07-20 16:22:58,978 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 840 848) no Hoare annotation was computed. [2020-07-20 16:22:58,978 INFO L268 CegarLoopResult]: For program point L856(lines 856 864) no Hoare annotation was computed. [2020-07-20 16:22:58,978 INFO L268 CegarLoopResult]: For program point L856-2(lines 856 864) no Hoare annotation was computed. [2020-07-20 16:22:58,978 INFO L268 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-07-20 16:22:58,978 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 849 884) no Hoare annotation was computed. [2020-07-20 16:22:58,978 INFO L268 CegarLoopResult]: For program point L879-1(line 879) no Hoare annotation was computed. [2020-07-20 16:22:58,979 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 849 884) no Hoare annotation was computed. [2020-07-20 16:22:58,979 INFO L268 CegarLoopResult]: For program point L868(lines 868 876) no Hoare annotation was computed. [2020-07-20 16:22:58,979 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 849 884) no Hoare annotation was computed. [2020-07-20 16:22:58,979 INFO L268 CegarLoopResult]: For program point L868-2(lines 868 876) no Hoare annotation was computed. [2020-07-20 16:22:58,979 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 616 622) no Hoare annotation was computed. [2020-07-20 16:22:58,979 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 616 622) the Hoare annotation is: true [2020-07-20 16:22:58,979 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 152 197) no Hoare annotation was computed. [2020-07-20 16:22:58,979 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 152 197) no Hoare annotation was computed. [2020-07-20 16:22:58,980 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 152 197) no Hoare annotation was computed. [2020-07-20 16:22:58,980 INFO L268 CegarLoopResult]: For program point L479(lines 479 499) no Hoare annotation was computed. [2020-07-20 16:22:58,980 INFO L268 CegarLoopResult]: For program point L479-1(lines 479 499) no Hoare annotation was computed. [2020-07-20 16:22:58,980 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 465 510) no Hoare annotation was computed. [2020-07-20 16:22:58,980 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 465 510) no Hoare annotation was computed. [2020-07-20 16:22:58,980 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 465 510) no Hoare annotation was computed. [2020-07-20 16:22:58,980 INFO L268 CegarLoopResult]: For program point L485(lines 485 492) no Hoare annotation was computed. [2020-07-20 16:22:58,980 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,981 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,981 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-07-20 16:22:58,981 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-07-20 16:22:58,981 INFO L268 CegarLoopResult]: For program point L834-1(line 834) no Hoare annotation was computed. [2020-07-20 16:22:58,981 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 829 839) the Hoare annotation is: true [2020-07-20 16:22:58,981 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 829 839) no Hoare annotation was computed. [2020-07-20 16:22:58,981 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 829 839) no Hoare annotation was computed. [2020-07-20 16:22:58,981 INFO L271 CegarLoopResult]: At program point L834(line 834) the Hoare annotation is: true [2020-07-20 16:22:58,982 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 821 828) the Hoare annotation is: true [2020-07-20 16:22:58,982 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 821 828) no Hoare annotation was computed. [2020-07-20 16:22:58,982 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 821 828) no Hoare annotation was computed. [2020-07-20 16:22:58,983 INFO L264 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:22:58,983 INFO L268 CegarLoopResult]: For program point L796(lines 796 804) no Hoare annotation was computed. [2020-07-20 16:22:58,984 INFO L264 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:22:58,984 INFO L268 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-07-20 16:22:58,985 INFO L268 CegarLoopResult]: For program point L792(lines 792 809) no Hoare annotation was computed. [2020-07-20 16:22:58,985 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 788 812) no Hoare annotation was computed. [2020-07-20 16:22:58,985 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 788 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:58,985 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:58,985 INFO L268 CegarLoopResult]: For program point L807-1(lines 788 812) no Hoare annotation was computed. [2020-07-20 16:22:58,985 INFO L264 CegarLoopResult]: At program point L802(line 802) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:22:58,986 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 780 786) no Hoare annotation was computed. [2020-07-20 16:22:58,986 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 780 786) the Hoare annotation is: true [2020-07-20 16:22:58,986 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,986 INFO L264 CegarLoopResult]: At program point testENTRY(lines 682 749) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,986 INFO L268 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2020-07-20 16:22:58,986 INFO L268 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2020-07-20 16:22:58,986 INFO L268 CegarLoopResult]: For program point testFINAL(lines 682 749) no Hoare annotation was computed. [2020-07-20 16:22:58,986 INFO L268 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2020-07-20 16:22:58,987 INFO L264 CegarLoopResult]: At program point L742(lines 691 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,987 INFO L264 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,987 INFO L268 CegarLoopResult]: For program point L730(lines 730 736) no Hoare annotation was computed. [2020-07-20 16:22:58,987 INFO L264 CegarLoopResult]: At program point L730-1(lines 722 737) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,987 INFO L268 CegarLoopResult]: For program point L693(lines 692 741) no Hoare annotation was computed. [2020-07-20 16:22:58,989 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,990 INFO L268 CegarLoopResult]: For program point L722(lines 722 737) no Hoare annotation was computed. [2020-07-20 16:22:58,991 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,991 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-07-20 16:22:58,991 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-07-20 16:22:58,991 INFO L264 CegarLoopResult]: At program point L739(lines 692 741) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:22:58,991 INFO L268 CegarLoopResult]: For program point testEXIT(lines 682 749) no Hoare annotation was computed. [2020-07-20 16:22:58,991 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 419 464) no Hoare annotation was computed. [2020-07-20 16:22:58,992 INFO L268 CegarLoopResult]: For program point L439(lines 439 446) no Hoare annotation was computed. [2020-07-20 16:22:58,992 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 419 464) no Hoare annotation was computed. [2020-07-20 16:22:58,992 INFO L268 CegarLoopResult]: For program point L433(lines 433 453) no Hoare annotation was computed. [2020-07-20 16:22:58,992 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 419 464) no Hoare annotation was computed. [2020-07-20 16:22:58,992 INFO L268 CegarLoopResult]: For program point L433-1(lines 433 453) no Hoare annotation was computed. [2020-07-20 16:22:58,992 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 16:22:58,992 INFO L268 CegarLoopResult]: For program point L663(lines 663 669) no Hoare annotation was computed. [2020-07-20 16:22:58,992 INFO L268 CegarLoopResult]: For program point L662(lines 662 672) no Hoare annotation was computed. [2020-07-20 16:22:58,993 INFO L271 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: true [2020-07-20 16:22:58,993 INFO L268 CegarLoopResult]: For program point L660-1(line 660) no Hoare annotation was computed. [2020-07-20 16:22:58,993 INFO L268 CegarLoopResult]: For program point L658(lines 658 675) no Hoare annotation was computed. [2020-07-20 16:22:58,993 INFO L268 CegarLoopResult]: For program point L658-1(lines 650 678) no Hoare annotation was computed. [2020-07-20 16:22:58,993 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 650 678) the Hoare annotation is: true [2020-07-20 16:22:58,993 INFO L271 CegarLoopResult]: At program point L656(line 656) the Hoare annotation is: true [2020-07-20 16:22:58,993 INFO L268 CegarLoopResult]: For program point L656-1(line 656) no Hoare annotation was computed. [2020-07-20 16:22:58,993 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 650 678) no Hoare annotation was computed. [2020-07-20 16:22:58,994 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 642 649) the Hoare annotation is: true [2020-07-20 16:22:58,994 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 642 649) no Hoare annotation was computed. [2020-07-20 16:22:58,994 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 642 649) no Hoare annotation was computed. [2020-07-20 16:22:58,994 INFO L268 CegarLoopResult]: For program point L571(lines 571 579) no Hoare annotation was computed. [2020-07-20 16:22:58,994 INFO L268 CegarLoopResult]: For program point L571-2(lines 571 579) no Hoare annotation was computed. [2020-07-20 16:22:58,994 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 563 585) no Hoare annotation was computed. [2020-07-20 16:22:58,994 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 563 585) no Hoare annotation was computed. [2020-07-20 16:22:58,994 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 563 585) no Hoare annotation was computed. [2020-07-20 16:22:58,995 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 316 418) no Hoare annotation was computed. [2020-07-20 16:22:58,995 INFO L268 CegarLoopResult]: For program point L345(lines 345 361) no Hoare annotation was computed. [2020-07-20 16:22:58,995 INFO L268 CegarLoopResult]: For program point L405(lines 405 412) no Hoare annotation was computed. [2020-07-20 16:22:58,995 INFO L268 CegarLoopResult]: For program point L366(lines 365 385) no Hoare annotation was computed. [2020-07-20 16:22:58,995 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-07-20 16:22:58,995 INFO L268 CegarLoopResult]: For program point L397-1(line 397) no Hoare annotation was computed. [2020-07-20 16:22:58,995 INFO L268 CegarLoopResult]: For program point L362(lines 362 403) no Hoare annotation was computed. [2020-07-20 16:22:58,995 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 316 418) no Hoare annotation was computed. [2020-07-20 16:22:58,995 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-07-20 16:22:58,996 INFO L268 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-07-20 16:22:58,996 INFO L268 CegarLoopResult]: For program point L340(lines 340 344) no Hoare annotation was computed. [2020-07-20 16:22:58,996 INFO L268 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-07-20 16:22:58,996 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 316 418) no Hoare annotation was computed. [2020-07-20 16:22:58,996 INFO L268 CegarLoopResult]: For program point L367(lines 367 371) no Hoare annotation was computed. [2020-07-20 16:22:58,996 INFO L268 CegarLoopResult]: For program point L365-2(lines 365 385) no Hoare annotation was computed. [2020-07-20 16:22:58,996 INFO L268 CegarLoopResult]: For program point L386(lines 364 387) no Hoare annotation was computed. [2020-07-20 16:22:58,996 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 606 615) no Hoare annotation was computed. [2020-07-20 16:22:58,996 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 606 615) no Hoare annotation was computed. [2020-07-20 16:22:58,997 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 606 615) no Hoare annotation was computed. [2020-07-20 16:22:58,997 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:22:58,997 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:22:58,997 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:22:58,997 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 813 820) no Hoare annotation was computed. [2020-07-20 16:22:58,997 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 813 820) no Hoare annotation was computed. [2020-07-20 16:22:58,997 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 813 820) no Hoare annotation was computed. [2020-07-20 16:22:58,997 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 586 594) no Hoare annotation was computed. [2020-07-20 16:22:58,997 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 586 594) no Hoare annotation was computed. [2020-07-20 16:22:58,998 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 586 594) no Hoare annotation was computed. [2020-07-20 16:22:58,998 INFO L268 CegarLoopResult]: For program point L546-1(lines 542 553) no Hoare annotation was computed. [2020-07-20 16:22:58,999 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 542 553) the Hoare annotation is: true [2020-07-20 16:22:58,999 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 542 553) no Hoare annotation was computed. [2020-07-20 16:22:58,999 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:22:58,999 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:22:58,999 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:22:59,000 INFO L264 CegarLoopResult]: At program point L769(line 769) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:59,000 INFO L264 CegarLoopResult]: At program point L767(lines 767 773) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:59,000 INFO L264 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 16:22:59,000 INFO L268 CegarLoopResult]: For program point L760(lines 759 778) no Hoare annotation was computed. [2020-07-20 16:22:59,001 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 756 779) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 16:22:59,001 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 756 779) no Hoare annotation was computed. [2020-07-20 16:22:59,001 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 756 779) no Hoare annotation was computed. [2020-07-20 16:22:59,001 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-20 16:22:59,001 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-20 16:22:59,001 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-20 16:22:59,001 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-20 16:22:59,001 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-20 16:22:59,001 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-20 16:22:59,002 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-20 16:22:59,002 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-20 16:22:59,002 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-20 16:22:59,002 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-20 16:22:59,002 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 554 562) the Hoare annotation is: true [2020-07-20 16:22:59,002 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 554 562) no Hoare annotation was computed. [2020-07-20 16:22:59,002 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 554 562) no Hoare annotation was computed. [2020-07-20 16:22:59,003 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 518 529) the Hoare annotation is: true [2020-07-20 16:22:59,004 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 518 529) no Hoare annotation was computed. [2020-07-20 16:22:59,004 INFO L268 CegarLoopResult]: For program point L522-1(lines 518 529) no Hoare annotation was computed. [2020-07-20 16:22:59,004 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-20 16:22:59,004 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-20 16:22:59,004 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:22:59,004 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:22:59,004 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:22:59,005 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:22:59,005 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 900 907) no Hoare annotation was computed. [2020-07-20 16:22:59,006 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 900 907) the Hoare annotation is: true [2020-07-20 16:22:59,006 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 900 907) no Hoare annotation was computed. [2020-07-20 16:22:59,006 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 530 541) no Hoare annotation was computed. [2020-07-20 16:22:59,006 INFO L268 CegarLoopResult]: For program point L534-1(lines 530 541) no Hoare annotation was computed. [2020-07-20 16:22:59,006 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 530 541) the Hoare annotation is: true [2020-07-20 16:22:59,006 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 596 603) no Hoare annotation was computed. [2020-07-20 16:22:59,007 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 600) no Hoare annotation was computed. [2020-07-20 16:22:59,007 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 596 603) the Hoare annotation is: true [2020-07-20 16:22:59,007 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 596 603) no Hoare annotation was computed. [2020-07-20 16:22:59,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:22:59 BoogieIcfgContainer [2020-07-20 16:22:59,025 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:22:59,029 INFO L168 Benchmark]: Toolchain (without parser) took 6316.63 ms. Allocated memory was 145.2 MB in the beginning and 282.1 MB in the end (delta: 136.8 MB). Free memory was 102.6 MB in the beginning and 236.0 MB in the end (delta: -133.4 MB). Peak memory consumption was 112.9 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:59,030 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 145.2 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 16:22:59,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.37 ms. Allocated memory was 145.2 MB in the beginning and 205.5 MB in the end (delta: 60.3 MB). Free memory was 102.1 MB in the beginning and 174.9 MB in the end (delta: -72.8 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:59,038 INFO L168 Benchmark]: Boogie Preprocessor took 85.87 ms. Allocated memory is still 205.5 MB. Free memory was 174.9 MB in the beginning and 170.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:59,039 INFO L168 Benchmark]: RCFGBuilder took 1150.98 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 170.7 MB in the beginning and 203.1 MB in the end (delta: -32.4 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:59,040 INFO L168 Benchmark]: TraceAbstraction took 4298.07 ms. Allocated memory was 238.0 MB in the beginning and 282.1 MB in the end (delta: 44.0 MB). Free memory was 201.7 MB in the beginning and 236.0 MB in the end (delta: -34.4 MB). Peak memory consumption was 119.2 MB. Max. memory is 7.1 GB. [2020-07-20 16:22:59,052 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 145.2 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 776.37 ms. Allocated memory was 145.2 MB in the beginning and 205.5 MB in the end (delta: 60.3 MB). Free memory was 102.1 MB in the beginning and 174.9 MB in the end (delta: -72.8 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.87 ms. Allocated memory is still 205.5 MB. Free memory was 174.9 MB in the beginning and 170.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1150.98 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 170.7 MB in the beginning and 203.1 MB in the end (delta: -32.4 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4298.07 ms. Allocated memory was 238.0 MB in the beginning and 282.1 MB in the end (delta: 44.0 MB). Free memory was 201.7 MB in the beginning and 236.0 MB in the end (delta: -34.4 MB). Peak memory consumption was 119.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 600]: 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: 692]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 219 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 509 SDtfs, 169 SDslu, 414 SDs, 0 SdLazy, 63 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 220 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=172occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 224 PreInvPairs, 240 NumberOfFragments, 367 HoareAnnotationTreeSize, 224 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 55 FomulaSimplificationsInter, 423 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 222 NumberOfCodeBlocks, 197 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 18736 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2733 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...