/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 21:42:59,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 21:42:59,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 21:42:59,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 21:42:59,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 21:42:59,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 21:42:59,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 21:42:59,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 21:42:59,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 21:42:59,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 21:42:59,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 21:42:59,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 21:42:59,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 21:42:59,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 21:42:59,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 21:42:59,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 21:42:59,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 21:42:59,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 21:42:59,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 21:42:59,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 21:42:59,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 21:42:59,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 21:42:59,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 21:42:59,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 21:42:59,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 21:42:59,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 21:42:59,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 21:42:59,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 21:42:59,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 21:42:59,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 21:42:59,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 21:42:59,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 21:42:59,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 21:42:59,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 21:42:59,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 21:42:59,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 21:42:59,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 21:42:59,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 21:42:59,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 21:42:59,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 21:42:59,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 21:42:59,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-27 21:42:59,634 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 21:42:59,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 21:42:59,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 21:42:59,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 21:42:59,637 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 21:42:59,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 21:42:59,638 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-27 21:42:59,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 21:42:59,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-27 21:42:59,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 21:42:59,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 21:42:59,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 21:42:59,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 21:42:59,640 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-27 21:42:59,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 21:42:59,640 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 21:42:59,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 21:42:59,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 21:42:59,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 21:42:59,641 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 21:42:59,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 21:42:59,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:42:59,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 21:42:59,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 21:42:59,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 21:42:59,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 21:42:59,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 21:42:59,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 21:42:59,643 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 21:42:59,643 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-27 21:43:00,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 21:43:00,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 21:43:00,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 21:43:00,139 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 21:43:00,139 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 21:43:00,141 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2020-08-27 21:43:00,231 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1303a37eb/267381a8f0cd4e6cb2f2154007bf3843/FLAG043831fb4 [2020-08-27 21:43:00,864 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 21:43:00,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2020-08-27 21:43:00,890 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1303a37eb/267381a8f0cd4e6cb2f2154007bf3843/FLAG043831fb4 [2020-08-27 21:43:01,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1303a37eb/267381a8f0cd4e6cb2f2154007bf3843 [2020-08-27 21:43:01,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 21:43:01,130 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 21:43:01,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 21:43:01,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 21:43:01,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 21:43:01,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:43:01" (1/1) ... [2020-08-27 21:43:01,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca632cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01, skipping insertion in model container [2020-08-27 21:43:01,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:43:01" (1/1) ... [2020-08-27 21:43:01,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 21:43:01,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 21:43:01,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:43:01,722 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 21:43:01,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:43:01,874 INFO L208 MainTranslator]: Completed translation [2020-08-27 21:43:01,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01 WrapperNode [2020-08-27 21:43:01,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 21:43:01,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 21:43:01,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 21:43:01,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 21:43:01,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01" (1/1) ... [2020-08-27 21:43:01,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01" (1/1) ... [2020-08-27 21:43:01,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01" (1/1) ... [2020-08-27 21:43:01,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01" (1/1) ... [2020-08-27 21:43:01,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01" (1/1) ... [2020-08-27 21:43:01,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01" (1/1) ... [2020-08-27 21:43:01,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01" (1/1) ... [2020-08-27 21:43:01,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 21:43:01,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 21:43:01,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 21:43:01,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 21:43:01,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-27 21:43:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 21:43:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 21:43:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-27 21:43:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-27 21:43:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-27 21:43:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-27 21:43:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-27 21:43:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-27 21:43:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-27 21:43:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-27 21:43:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-27 21:43:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-27 21:43:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-27 21:43:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-27 21:43:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 21:43:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-27 21:43:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-27 21:43:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-27 21:43:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-27 21:43:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-27 21:43:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-27 21:43:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-27 21:43:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-27 21:43:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-27 21:43:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-27 21:43:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-27 21:43:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-27 21:43:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-27 21:43:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-27 21:43:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-27 21:43:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-27 21:43:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-27 21:43:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-27 21:43:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-27 21:43:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-27 21:43:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-27 21:43:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-27 21:43:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 21:43:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 21:43:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-27 21:43:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-27 21:43:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-27 21:43:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 21:43:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 21:43:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-27 21:43:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 21:43:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 21:43:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 21:43:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 21:43:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-27 21:43:02,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 21:43:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-27 21:43:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-27 21:43:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 21:43:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-27 21:43:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-27 21:43:02,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 21:43:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-27 21:43:02,074 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-27 21:43:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-27 21:43:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-27 21:43:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-27 21:43:02,075 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-27 21:43:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-27 21:43:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-27 21:43:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-27 21:43:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-27 21:43:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-27 21:43:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-27 21:43:02,076 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-27 21:43:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-27 21:43:02,077 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 21:43:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-27 21:43:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-27 21:43:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-27 21:43:02,078 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-27 21:43:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-27 21:43:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-27 21:43:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-27 21:43:02,079 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-27 21:43:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-27 21:43:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-27 21:43:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-27 21:43:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-27 21:43:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-27 21:43:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 21:43:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 21:43:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 21:43:03,133 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 21:43:03,133 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-27 21:43:03,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:43:03 BoogieIcfgContainer [2020-08-27 21:43:03,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 21:43:03,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 21:43:03,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 21:43:03,145 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 21:43:03,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 09:43:01" (1/3) ... [2020-08-27 21:43:03,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@506016d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:43:03, skipping insertion in model container [2020-08-27 21:43:03,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:43:01" (2/3) ... [2020-08-27 21:43:03,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@506016d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:43:03, skipping insertion in model container [2020-08-27 21:43:03,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:43:03" (3/3) ... [2020-08-27 21:43:03,150 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product03.cil.c [2020-08-27 21:43:03,162 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 21:43:03,174 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 21:43:03,196 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 21:43:03,228 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 21:43:03,228 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 21:43:03,228 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 21:43:03,228 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 21:43:03,229 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 21:43:03,229 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 21:43:03,229 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 21:43:03,229 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 21:43:03,256 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2020-08-27 21:43:03,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-27 21:43:03,267 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:03,268 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] [2020-08-27 21:43:03,269 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:03,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:03,275 INFO L82 PathProgramCache]: Analyzing trace with hash -471941416, now seen corresponding path program 1 times [2020-08-27 21:43:03,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:03,285 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1564299161] [2020-08-27 21:43:03,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,060 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:04,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-27 21:43:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-27 21:43:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-27 21:43:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:04,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-27 21:43:04,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1564299161] [2020-08-27 21:43:04,175 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:04,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-27 21:43:04,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963905593] [2020-08-27 21:43:04,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-27 21:43:04,184 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:04,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-27 21:43:04,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:43:04,206 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 4 states. [2020-08-27 21:43:05,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:05,106 INFO L93 Difference]: Finished difference Result 226 states and 297 transitions. [2020-08-27 21:43:05,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-27 21:43:05,109 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-27 21:43:05,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:05,125 INFO L225 Difference]: With dead ends: 226 [2020-08-27 21:43:05,126 INFO L226 Difference]: Without dead ends: 127 [2020-08-27 21:43:05,131 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:43:05,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-08-27 21:43:05,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 100. [2020-08-27 21:43:05,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-27 21:43:05,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2020-08-27 21:43:05,230 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 59 [2020-08-27 21:43:05,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:05,231 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2020-08-27 21:43:05,231 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-27 21:43:05,232 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2020-08-27 21:43:05,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-27 21:43:05,239 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:05,239 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] [2020-08-27 21:43:05,241 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 21:43:05,241 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:05,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:05,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1643529997, now seen corresponding path program 1 times [2020-08-27 21:43:05,242 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:05,243 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1525077011] [2020-08-27 21:43:05,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,740 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:05,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-27 21:43:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-27 21:43:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-27 21:43:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:05,921 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-27 21:43:05,922 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1525077011] [2020-08-27 21:43:05,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:05,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:43:05,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288047175] [2020-08-27 21:43:05,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:43:05,925 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:05,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:43:05,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:43:05,926 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 9 states. [2020-08-27 21:43:06,331 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:06,700 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:07,057 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:07,350 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:08,417 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:43:09,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:09,641 INFO L93 Difference]: Finished difference Result 347 states and 442 transitions. [2020-08-27 21:43:09,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-27 21:43:09,642 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-27 21:43:09,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:09,648 INFO L225 Difference]: With dead ends: 347 [2020-08-27 21:43:09,648 INFO L226 Difference]: Without dead ends: 275 [2020-08-27 21:43:09,650 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-27 21:43:09,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-08-27 21:43:09,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 217. [2020-08-27 21:43:09,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-08-27 21:43:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 266 transitions. [2020-08-27 21:43:09,752 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 266 transitions. Word has length 64 [2020-08-27 21:43:09,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:09,752 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 266 transitions. [2020-08-27 21:43:09,752 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:43:09,752 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 266 transitions. [2020-08-27 21:43:09,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-08-27 21:43:09,760 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:09,760 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] [2020-08-27 21:43:09,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-27 21:43:09,763 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:09,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:09,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1573550500, now seen corresponding path program 1 times [2020-08-27 21:43:09,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:09,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [16867427] [2020-08-27 21:43:09,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,135 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:10,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:10,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-27 21:43:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-27 21:43:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-27 21:43:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-27 21:43:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:10,223 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-27 21:43:10,223 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [16867427] [2020-08-27 21:43:10,224 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:10,224 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-27 21:43:10,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535083450] [2020-08-27 21:43:10,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-27 21:43:10,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:10,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-27 21:43:10,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-27 21:43:10,226 INFO L87 Difference]: Start difference. First operand 217 states and 266 transitions. Second operand 5 states. [2020-08-27 21:43:10,683 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:43:11,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:11,311 INFO L93 Difference]: Finished difference Result 351 states and 433 transitions. [2020-08-27 21:43:11,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-27 21:43:11,312 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-08-27 21:43:11,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:11,316 INFO L225 Difference]: With dead ends: 351 [2020-08-27 21:43:11,316 INFO L226 Difference]: Without dead ends: 225 [2020-08-27 21:43:11,318 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-27 21:43:11,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-27 21:43:11,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 190. [2020-08-27 21:43:11,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-08-27 21:43:11,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 228 transitions. [2020-08-27 21:43:11,370 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 228 transitions. Word has length 63 [2020-08-27 21:43:11,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:11,371 INFO L479 AbstractCegarLoop]: Abstraction has 190 states and 228 transitions. [2020-08-27 21:43:11,371 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-27 21:43:11,371 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 228 transitions. [2020-08-27 21:43:11,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-08-27 21:43:11,372 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:43:11,373 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] [2020-08-27 21:43:11,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-27 21:43:11,373 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:43:11,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:43:11,374 INFO L82 PathProgramCache]: Analyzing trace with hash 2060052563, now seen corresponding path program 1 times [2020-08-27 21:43:11,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:43:11,374 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1542283209] [2020-08-27 21:43:11,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:43:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,756 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:11,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:43:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:43:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:43:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:43:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:43:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-27 21:43:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:43:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-27 21:43:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-27 21:43:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-27 21:43:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:43:11,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-27 21:43:11,919 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1542283209] [2020-08-27 21:43:11,919 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:43:11,919 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-27 21:43:11,920 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62498227] [2020-08-27 21:43:11,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:43:11,920 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:43:11,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:43:11,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:43:11,921 INFO L87 Difference]: Start difference. First operand 190 states and 228 transitions. Second operand 8 states. [2020-08-27 21:43:12,354 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:13,044 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:13,629 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:13,919 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:14,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:43:14,068 INFO L93 Difference]: Finished difference Result 364 states and 466 transitions. [2020-08-27 21:43:14,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-27 21:43:14,069 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-08-27 21:43:14,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:43:14,070 INFO L225 Difference]: With dead ends: 364 [2020-08-27 21:43:14,071 INFO L226 Difference]: Without dead ends: 0 [2020-08-27 21:43:14,074 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-27 21:43:14,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-27 21:43:14,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-27 21:43:14,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-27 21:43:14,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-27 21:43:14,075 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-08-27 21:43:14,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:43:14,075 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-27 21:43:14,075 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:43:14,075 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-27 21:43:14,075 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-27 21:43:14,075 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-27 21:43:14,078 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-27 21:43:14,253 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:14,423 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:14,587 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:14,750 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:14,869 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 6 [2020-08-27 21:43:14,983 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 6 [2020-08-27 21:43:15,105 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 6 [2020-08-27 21:43:15,262 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:15,424 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:15,603 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:15,762 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:15,921 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:16,078 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:16,236 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:16,388 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:16,542 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:16,694 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:16,850 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:17,005 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:17,151 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:17,306 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:17,559 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:17,709 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:17,862 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:18,017 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:18,166 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:18,335 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:18,489 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:18,643 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:18,798 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:18,957 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:19,119 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:19,272 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:19,425 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:19,576 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:19,729 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:19,877 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:20,047 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:20,200 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:20,348 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:20,500 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:20,653 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:20,807 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:20,960 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:21,113 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:21,266 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:21,437 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-08-27 21:43:21,598 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-08-27 21:43:21,710 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 6 [2020-08-27 21:43:21,863 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:22,011 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:22,165 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:22,318 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:22,654 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-08-27 21:43:22,983 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-08-27 21:43:23,309 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-08-27 21:43:23,462 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:23,611 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:43:23,766 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:43:24,022 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:43:24,292 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:43:24,550 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:43:24,777 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:43:24,984 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-27 21:43:25,195 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:43:25,400 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:43:25,638 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:43:25,847 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:43:26,116 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:43:26,331 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-27 21:43:26,539 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:43:26,919 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-08-27 21:43:27,157 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:43:27,575 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-27 21:43:27,766 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-27 21:43:28,034 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-27 21:43:28,262 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-27 21:43:28,681 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-27 21:43:28,865 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-08-27 21:43:29,256 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-27 21:43:29,267 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-27 21:43:29,267 INFO L268 CegarLoopResult]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2020-08-27 21:43:29,267 INFO L268 CegarLoopResult]: For program point L148(lines 125 149) no Hoare annotation was computed. [2020-08-27 21:43:29,267 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2020-08-27 21:43:29,267 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2020-08-27 21:43:29,267 INFO L268 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-08-27 21:43:29,268 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2020-08-27 21:43:29,268 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2020-08-27 21:43:29,268 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-08-27 21:43:29,268 INFO L268 CegarLoopResult]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2020-08-27 21:43:29,268 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-27 21:43:29,268 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2020-08-27 21:43:29,268 INFO L268 CegarLoopResult]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2020-08-27 21:43:29,269 INFO L268 CegarLoopResult]: For program point L209(lines 182 210) no Hoare annotation was computed. [2020-08-27 21:43:29,269 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2020-08-27 21:43:29,269 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-27 21:43:29,269 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2020-08-27 21:43:29,269 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-08-27 21:43:29,270 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2020-08-27 21:43:29,270 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2020-08-27 21:43:29,270 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2020-08-27 21:43:29,270 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2020-08-27 21:43:29,271 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2020-08-27 21:43:29,271 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 759 766) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-27 21:43:29,271 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 759 766) no Hoare annotation was computed. [2020-08-27 21:43:29,271 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 759 766) no Hoare annotation was computed. [2020-08-27 21:43:29,271 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 767 776) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-27 21:43:29,271 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 767 776) no Hoare annotation was computed. [2020-08-27 21:43:29,272 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 767 776) no Hoare annotation was computed. [2020-08-27 21:43:29,272 INFO L268 CegarLoopResult]: For program point L772(line 772) no Hoare annotation was computed. [2020-08-27 21:43:29,272 INFO L264 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-27 21:43:29,272 INFO L268 CegarLoopResult]: For program point L790(lines 790 796) no Hoare annotation was computed. [2020-08-27 21:43:29,272 INFO L268 CegarLoopResult]: For program point L789(lines 789 799) no Hoare annotation was computed. [2020-08-27 21:43:29,272 INFO L271 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: true [2020-08-27 21:43:29,272 INFO L268 CegarLoopResult]: For program point L787-1(line 787) no Hoare annotation was computed. [2020-08-27 21:43:29,273 INFO L268 CegarLoopResult]: For program point L785(lines 785 802) no Hoare annotation was computed. [2020-08-27 21:43:29,273 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 777 805) the Hoare annotation is: true [2020-08-27 21:43:29,273 INFO L268 CegarLoopResult]: For program point L785-1(lines 777 805) no Hoare annotation was computed. [2020-08-27 21:43:29,273 INFO L271 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: true [2020-08-27 21:43:29,273 INFO L268 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-08-27 21:43:29,273 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 777 805) no Hoare annotation was computed. [2020-08-27 21:43:29,273 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 497 519) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:43:29,274 INFO L264 CegarLoopResult]: At program point L509(line 509) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:43:29,274 INFO L264 CegarLoopResult]: At program point L509-1(line 509) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:43:29,274 INFO L268 CegarLoopResult]: For program point L507(lines 507 514) no Hoare annotation was computed. [2020-08-27 21:43:29,274 INFO L268 CegarLoopResult]: For program point L507-1(lines 507 514) no Hoare annotation was computed. [2020-08-27 21:43:29,274 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-27 21:43:29,275 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 497 519) no Hoare annotation was computed. [2020-08-27 21:43:29,275 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:43:29,275 INFO L264 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:43:29,275 INFO L264 CegarLoopResult]: At program point L503-1(line 503) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:43:29,276 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 497 519) no Hoare annotation was computed. [2020-08-27 21:43:29,276 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 450 473) no Hoare annotation was computed. [2020-08-27 21:43:29,276 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 450 473) no Hoare annotation was computed. [2020-08-27 21:43:29,276 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 450 473) no Hoare annotation was computed. [2020-08-27 21:43:29,276 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-08-27 21:43:29,276 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-08-27 21:43:29,276 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-27 21:43:29,277 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-08-27 21:43:29,277 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-08-27 21:43:29,277 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-27 21:43:29,277 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-08-27 21:43:29,277 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-08-27 21:43:29,277 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-27 21:43:29,278 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-08-27 21:43:29,278 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-08-27 21:43:29,278 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-27 21:43:29,278 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-08-27 21:43:29,278 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-08-27 21:43:29,278 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 674 688) no Hoare annotation was computed. [2020-08-27 21:43:29,279 INFO L264 CegarLoopResult]: At program point L680(line 680) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-27 21:43:29,279 INFO L268 CegarLoopResult]: For program point L678(lines 678 684) no Hoare annotation was computed. [2020-08-27 21:43:29,279 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 674 688) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-27 21:43:29,279 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 674 688) no Hoare annotation was computed. [2020-08-27 21:43:29,279 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 629 637) no Hoare annotation was computed. [2020-08-27 21:43:29,280 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 629 637) the Hoare annotation is: true [2020-08-27 21:43:29,280 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 629 637) no Hoare annotation was computed. [2020-08-27 21:43:29,280 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-08-27 21:43:29,280 INFO L268 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-08-27 21:43:29,280 INFO L268 CegarLoopResult]: For program point L657(lines 657 665) no Hoare annotation was computed. [2020-08-27 21:43:29,280 INFO L268 CegarLoopResult]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2020-08-27 21:43:29,280 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 638 673) no Hoare annotation was computed. [2020-08-27 21:43:29,281 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 638 673) no Hoare annotation was computed. [2020-08-27 21:43:29,281 INFO L268 CegarLoopResult]: For program point L645(lines 645 653) no Hoare annotation was computed. [2020-08-27 21:43:29,281 INFO L268 CegarLoopResult]: For program point L645-2(lines 645 653) no Hoare annotation was computed. [2020-08-27 21:43:29,281 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 638 673) no Hoare annotation was computed. [2020-08-27 21:43:29,281 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2020-08-27 21:43:29,281 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2020-08-27 21:43:29,282 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2020-08-27 21:43:29,282 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2020-08-27 21:43:29,282 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2020-08-27 21:43:29,282 INFO L268 CegarLoopResult]: For program point L382(lines 382 402) no Hoare annotation was computed. [2020-08-27 21:43:29,282 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2020-08-27 21:43:29,282 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2020-08-27 21:43:29,282 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2020-08-27 21:43:29,283 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2020-08-27 21:43:29,283 INFO L268 CegarLoopResult]: For program point L388(lines 388 395) no Hoare annotation was computed. [2020-08-27 21:43:29,283 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 483 493) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:43:29,283 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 483 493) no Hoare annotation was computed. [2020-08-27 21:43:29,283 INFO L264 CegarLoopResult]: At program point L488(line 488) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-27 21:43:29,283 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 483 493) no Hoare annotation was computed. [2020-08-27 21:43:29,284 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 618 628) no Hoare annotation was computed. [2020-08-27 21:43:29,284 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-08-27 21:43:29,284 INFO L268 CegarLoopResult]: For program point L623-1(line 623) no Hoare annotation was computed. [2020-08-27 21:43:29,284 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 618 628) no Hoare annotation was computed. [2020-08-27 21:43:29,284 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 618 628) no Hoare annotation was computed. [2020-08-27 21:43:29,284 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 610 617) the Hoare annotation is: true [2020-08-27 21:43:29,285 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 610 617) no Hoare annotation was computed. [2020-08-27 21:43:29,285 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 610 617) no Hoare annotation was computed. [2020-08-27 21:43:29,285 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 595 601) no Hoare annotation was computed. [2020-08-27 21:43:29,285 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 595 601) the Hoare annotation is: true [2020-08-27 21:43:29,285 INFO L264 CegarLoopResult]: At program point testENTRY(lines 690 755) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:43:29,285 INFO L268 CegarLoopResult]: For program point L702(lines 702 706) no Hoare annotation was computed. [2020-08-27 21:43:29,286 INFO L268 CegarLoopResult]: For program point testFINAL(lines 690 755) no Hoare annotation was computed. [2020-08-27 21:43:29,286 INFO L264 CegarLoopResult]: At program point L748(lines 699 749) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:43:29,286 INFO L264 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:43:29,286 INFO L268 CegarLoopResult]: For program point L736(lines 736 742) no Hoare annotation was computed. [2020-08-27 21:43:29,286 INFO L264 CegarLoopResult]: At program point L736-1(lines 730 743) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:43:29,286 INFO L268 CegarLoopResult]: For program point L701(lines 700 747) no Hoare annotation was computed. [2020-08-27 21:43:29,286 INFO L268 CegarLoopResult]: For program point L730(lines 730 743) no Hoare annotation was computed. [2020-08-27 21:43:29,286 INFO L264 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:43:29,286 INFO L268 CegarLoopResult]: For program point L720(lines 720 726) no Hoare annotation was computed. [2020-08-27 21:43:29,286 INFO L268 CegarLoopResult]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2020-08-27 21:43:29,287 INFO L264 CegarLoopResult]: At program point L745(lines 700 747) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:43:29,287 INFO L264 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:43:29,287 INFO L268 CegarLoopResult]: For program point L710(lines 710 716) no Hoare annotation was computed. [2020-08-27 21:43:29,287 INFO L268 CegarLoopResult]: For program point L710-1(lines 710 716) no Hoare annotation was computed. [2020-08-27 21:43:29,287 INFO L268 CegarLoopResult]: For program point testEXIT(lines 690 755) no Hoare annotation was computed. [2020-08-27 21:43:29,287 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2020-08-27 21:43:29,287 INFO L268 CegarLoopResult]: For program point L342(lines 342 349) no Hoare annotation was computed. [2020-08-27 21:43:29,287 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2020-08-27 21:43:29,287 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2020-08-27 21:43:29,287 INFO L268 CegarLoopResult]: For program point L336(lines 336 356) no Hoare annotation was computed. [2020-08-27 21:43:29,287 INFO L268 CegarLoopResult]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2020-08-27 21:43:29,288 INFO L268 CegarLoopResult]: For program point L862(lines 862 870) no Hoare annotation was computed. [2020-08-27 21:43:29,288 INFO L268 CegarLoopResult]: For program point L862-2(lines 862 870) no Hoare annotation was computed. [2020-08-27 21:43:29,288 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 854 876) no Hoare annotation was computed. [2020-08-27 21:43:29,288 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 854 876) no Hoare annotation was computed. [2020-08-27 21:43:29,288 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 854 876) no Hoare annotation was computed. [2020-08-27 21:43:29,288 INFO L268 CegarLoopResult]: For program point L289(lines 267 290) no Hoare annotation was computed. [2020-08-27 21:43:29,288 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2020-08-27 21:43:29,288 INFO L268 CegarLoopResult]: For program point L248(lines 248 264) no Hoare annotation was computed. [2020-08-27 21:43:29,288 INFO L268 CegarLoopResult]: For program point L308(lines 308 315) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point L269(lines 268 288) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point L265(lines 265 306) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point L307(lines 307 318) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2020-08-27 21:43:29,289 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-08-27 21:43:29,290 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2020-08-27 21:43:29,290 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 522 531) no Hoare annotation was computed. [2020-08-27 21:43:29,290 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 522 531) no Hoare annotation was computed. [2020-08-27 21:43:29,290 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 522 531) no Hoare annotation was computed. [2020-08-27 21:43:29,290 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:43:29,290 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-27 21:43:29,290 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:43:29,290 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 602 609) no Hoare annotation was computed. [2020-08-27 21:43:29,290 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 602 609) no Hoare annotation was computed. [2020-08-27 21:43:29,291 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 602 609) no Hoare annotation was computed. [2020-08-27 21:43:29,291 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 877 885) the Hoare annotation is: true [2020-08-27 21:43:29,291 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 877 885) no Hoare annotation was computed. [2020-08-27 21:43:29,291 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 877 885) no Hoare annotation was computed. [2020-08-27 21:43:29,291 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:43:29,291 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-27 21:43:29,291 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:43:29,291 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 833 844) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-27 21:43:29,291 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 833 844) no Hoare annotation was computed. [2020-08-27 21:43:29,292 INFO L268 CegarLoopResult]: For program point L837-1(lines 833 844) no Hoare annotation was computed. [2020-08-27 21:43:29,292 INFO L264 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-27 21:43:29,292 INFO L268 CegarLoopResult]: For program point L575(lines 571 593) no Hoare annotation was computed. [2020-08-27 21:43:29,292 INFO L268 CegarLoopResult]: For program point L573(lines 571 593) no Hoare annotation was computed. [2020-08-27 21:43:29,292 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 568 594) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-08-27 21:43:29,292 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 568 594) no Hoare annotation was computed. [2020-08-27 21:43:29,293 INFO L264 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 0 ~systemActive~0))) [2020-08-27 21:43:29,293 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 568 594) no Hoare annotation was computed. [2020-08-27 21:43:29,293 INFO L271 CegarLoopResult]: At program point L582(lines 582 588) the Hoare annotation is: true [2020-08-27 21:43:29,293 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2020-08-27 21:43:29,293 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2020-08-27 21:43:29,293 INFO L271 CegarLoopResult]: At program point L442(lines 417 446) the Hoare annotation is: true [2020-08-27 21:43:29,293 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-08-27 21:43:29,294 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-08-27 21:43:29,294 INFO L271 CegarLoopResult]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2020-08-27 21:43:29,294 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-08-27 21:43:29,294 INFO L271 CegarLoopResult]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2020-08-27 21:43:29,294 INFO L271 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: true [2020-08-27 21:43:29,294 INFO L268 CegarLoopResult]: For program point L423-1(line 423) no Hoare annotation was computed. [2020-08-27 21:43:29,294 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 845 853) no Hoare annotation was computed. [2020-08-27 21:43:29,295 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 845 853) no Hoare annotation was computed. [2020-08-27 21:43:29,295 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 845 853) no Hoare annotation was computed. [2020-08-27 21:43:29,295 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 809 820) the Hoare annotation is: true [2020-08-27 21:43:29,295 INFO L268 CegarLoopResult]: For program point L813-1(lines 809 820) no Hoare annotation was computed. [2020-08-27 21:43:29,295 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 809 820) no Hoare annotation was computed. [2020-08-27 21:43:29,295 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 474 480) no Hoare annotation was computed. [2020-08-27 21:43:29,295 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 474 480) the Hoare annotation is: true [2020-08-27 21:43:29,296 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:43:29,296 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-27 21:43:29,296 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-27 21:43:29,296 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:43:29,296 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 821 832) no Hoare annotation was computed. [2020-08-27 21:43:29,296 INFO L268 CegarLoopResult]: For program point L825-1(lines 821 832) no Hoare annotation was computed. [2020-08-27 21:43:29,296 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 821 832) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-27 21:43:29,297 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-08-27 21:43:29,297 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-08-27 21:43:29,297 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-08-27 21:43:29,297 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-08-27 21:43:29,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 09:43:29 BoogieIcfgContainer [2020-08-27 21:43:29,319 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-27 21:43:29,321 INFO L168 Benchmark]: Toolchain (without parser) took 28191.33 ms. Allocated memory was 148.9 MB in the beginning and 485.5 MB in the end (delta: 336.6 MB). Free memory was 103.8 MB in the beginning and 216.1 MB in the end (delta: -112.3 MB). Peak memory consumption was 323.2 MB. Max. memory is 7.1 GB. [2020-08-27 21:43:29,322 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-27 21:43:29,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.79 ms. Allocated memory was 148.9 MB in the beginning and 205.0 MB in the end (delta: 56.1 MB). Free memory was 103.6 MB in the beginning and 173.5 MB in the end (delta: -69.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2020-08-27 21:43:29,324 INFO L168 Benchmark]: Boogie Preprocessor took 92.51 ms. Allocated memory is still 205.0 MB. Free memory was 173.5 MB in the beginning and 169.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-08-27 21:43:29,325 INFO L168 Benchmark]: RCFGBuilder took 1171.53 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 169.6 MB in the beginning and 194.5 MB in the end (delta: -25.0 MB). Peak memory consumption was 80.4 MB. Max. memory is 7.1 GB. [2020-08-27 21:43:29,326 INFO L168 Benchmark]: TraceAbstraction took 26178.21 ms. Allocated memory was 234.4 MB in the beginning and 485.5 MB in the end (delta: 251.1 MB). Free memory was 194.5 MB in the beginning and 216.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 328.4 MB. Max. memory is 7.1 GB. [2020-08-27 21:43:29,330 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 743.79 ms. Allocated memory was 148.9 MB in the beginning and 205.0 MB in the end (delta: 56.1 MB). Free memory was 103.6 MB in the beginning and 173.5 MB in the end (delta: -69.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.51 ms. Allocated memory is still 205.0 MB. Free memory was 173.5 MB in the beginning and 169.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1171.53 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 169.6 MB in the beginning and 194.5 MB in the end (delta: -25.0 MB). Peak memory consumption was 80.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26178.21 ms. Allocated memory was 234.4 MB in the beginning and 485.5 MB in the end (delta: 251.1 MB). Free memory was 194.5 MB in the beginning and 216.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 328.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 700]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.8s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 385 SDtfs, 502 SDslu, 449 SDs, 0 SdLazy, 1336 SolverSat, 295 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 120 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 274 PreInvPairs, 314 NumberOfFragments, 606 HoareAnnotationTreeSize, 274 FomulaSimplifications, 10549 FormulaSimplificationTreeSizeReduction, 9.6s HoareSimplificationTime, 47 FomulaSimplificationsInter, 8469 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 72574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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...