/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:57:06,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:57:06,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:57:06,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:57:06,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:57:06,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:57:06,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:57:06,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:57:06,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:57:06,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:57:06,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:57:06,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:57:06,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:57:06,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:57:06,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:57:06,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:57:06,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:57:06,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:57:06,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:57:06,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:57:06,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:57:06,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:57:06,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:57:06,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:57:06,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:57:06,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:57:06,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:57:06,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:57:06,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:57:06,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:57:06,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:57:06,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:57:06,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:57:06,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:57:06,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:57:06,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:57:06,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:57:06,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:57:06,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:57:06,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:57:06,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:57:06,750 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 [2020-10-14 06:57:06,772 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:57:06,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:57:06,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:57:06,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:57:06,774 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:57:06,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:57:06,774 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:57:06,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:57:06,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:57:06,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:57:06,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:57:06,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:57:06,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:57:06,776 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:57:06,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:57:06,776 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:57:06,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:57:06,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:57:06,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:57:06,777 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:57:06,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:57:06,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:57:06,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:57:06,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:57:06,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:57:06,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:57:06,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:57:06,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:57:06,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:57:06,779 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.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:57:07,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:57:07,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:57:07,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:57:07,085 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:57:07,085 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:57:07,086 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2020-10-14 06:57:07,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be2d40923/9db7d11892c84bc9a739cd2ca3b3e7ae/FLAG78720b074 [2020-10-14 06:57:07,680 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:57:07,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2020-10-14 06:57:07,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be2d40923/9db7d11892c84bc9a739cd2ca3b3e7ae/FLAG78720b074 [2020-10-14 06:57:07,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be2d40923/9db7d11892c84bc9a739cd2ca3b3e7ae [2020-10-14 06:57:07,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:57:07,959 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:57:07,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:57:07,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:57:07,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:57:07,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:07" (1/1) ... [2020-10-14 06:57:07,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f3ebb61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:07, skipping insertion in model container [2020-10-14 06:57:07,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:07" (1/1) ... [2020-10-14 06:57:07,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:57:08,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:57:08,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:57:08,517 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:57:08,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:57:08,622 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:57:08,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08 WrapperNode [2020-10-14 06:57:08,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:57:08,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:57:08,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:57:08,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:57:08,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08" (1/1) ... [2020-10-14 06:57:08,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08" (1/1) ... [2020-10-14 06:57:08,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08" (1/1) ... [2020-10-14 06:57:08,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08" (1/1) ... [2020-10-14 06:57:08,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08" (1/1) ... [2020-10-14 06:57:08,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08" (1/1) ... [2020-10-14 06:57:08,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08" (1/1) ... [2020-10-14 06:57:08,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:57:08,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:57:08,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:57:08,733 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:57:08,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08" (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 [2020-10-14 06:57:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:57:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:57:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:57:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:57:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:57:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:57:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:57:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:57:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:57:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 06:57:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 06:57:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 06:57:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 06:57:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 06:57:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 06:57:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 06:57:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:57:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:57:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:57:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:57:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:57:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:57:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 06:57:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 06:57:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 06:57:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 06:57:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 06:57:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 06:57:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:57:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:57:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:57:08,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:57:08,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:57:08,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:57:08,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:57:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:57:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:57:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:57:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:57:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:57:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 06:57:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 06:57:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 06:57:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:57:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:57:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:57:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:57:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:57:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:57:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:57:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:57:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 06:57:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 06:57:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 06:57:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 06:57:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 06:57:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 06:57:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 06:57:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:57:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 06:57:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 06:57:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:57:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:57:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:57:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 06:57:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:57:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:57:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:57:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:57:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:57:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:57:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:57:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:57:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:57:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:57:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:57:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:57:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:57:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:57:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:57:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:57:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:57:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:57:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:57:10,019 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:57:10,020 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 06:57:10,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:57:10 BoogieIcfgContainer [2020-10-14 06:57:10,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:57:10,034 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:57:10,034 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:57:10,037 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:57:10,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:57:07" (1/3) ... [2020-10-14 06:57:10,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f2b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:57:10, skipping insertion in model container [2020-10-14 06:57:10,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:08" (2/3) ... [2020-10-14 06:57:10,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f2b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:57:10, skipping insertion in model container [2020-10-14 06:57:10,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:57:10" (3/3) ... [2020-10-14 06:57:10,043 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product02.cil.c [2020-10-14 06:57:10,054 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:57:10,063 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:57:10,075 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:57:10,096 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:57:10,097 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:57:10,097 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:57:10,097 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:57:10,097 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:57:10,097 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:57:10,098 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:57:10,098 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:57:10,117 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2020-10-14 06:57:10,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 06:57:10,127 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:10,128 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:57:10,128 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:10,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:10,135 INFO L82 PathProgramCache]: Analyzing trace with hash -411226988, now seen corresponding path program 1 times [2020-10-14 06:57:10,144 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:10,144 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [319270298] [2020-10-14 06:57:10,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:10,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:10,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:11,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:11,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:11,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:13,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:13,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 06:57:13,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:57:13,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3039 [2020-10-14 06:57:13,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:13,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:13,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:13,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 06:57:13,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:13,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 06:57:13,786 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:13,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:57:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:13,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:13,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:13,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:13,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:13,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 06:57:13,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:13,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:13,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:13,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:13,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:13,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:57:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:13,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:13,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:13,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:13,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:13,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:13,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:13,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:13,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:13,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:13,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:13,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:13,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:57:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:13,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:13,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:13,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:13,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:13,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:13,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:13,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:13,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:13,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:13,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:13,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:13,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:57:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:13,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:13,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:13,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:13,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:13,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:13,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:13,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:13,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:13,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:13,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:13,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:13,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:57:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:13,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:13,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:13,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:13,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:13,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:13,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:13,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:13,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:13,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 06:57:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:13,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:13,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:13,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:13,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:13,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:13,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:13,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:13,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:13,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:13,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:13,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:13,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:57:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:13,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:13,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:13,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:13,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:13,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:13,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:13,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:13,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:13,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:13,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:13,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:13,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:57:13,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [319270298] [2020-10-14 06:57:13,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:57:13,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 06:57:13,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597287052] [2020-10-14 06:57:13,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 06:57:13,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:57:13,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 06:57:13,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:57:13,926 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 3 states. [2020-10-14 06:57:14,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:57:14,790 INFO L93 Difference]: Finished difference Result 208 states and 280 transitions. [2020-10-14 06:57:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 06:57:14,793 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 06:57:14,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:57:14,807 INFO L225 Difference]: With dead ends: 208 [2020-10-14 06:57:14,808 INFO L226 Difference]: Without dead ends: 114 [2020-10-14 06:57:14,813 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:57:14,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-10-14 06:57:14,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 85. [2020-10-14 06:57:14,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-14 06:57:14,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2020-10-14 06:57:14,892 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2020-10-14 06:57:14,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:57:14,893 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2020-10-14 06:57:14,893 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 06:57:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2020-10-14 06:57:14,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 06:57:14,897 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:14,897 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:57:14,897 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:57:14,898 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:14,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:14,898 INFO L82 PathProgramCache]: Analyzing trace with hash -2028775312, now seen corresponding path program 1 times [2020-10-14 06:57:14,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:14,899 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [818040712] [2020-10-14 06:57:14,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:14,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:14,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:15,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:16,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:16,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:19,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:19,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 06:57:19,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:57:19,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4089 [2020-10-14 06:57:19,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:19,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:19,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:19,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:57:19,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:57:19,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:19,315 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:19,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:57:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:19,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:19,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:19,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:19,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:19,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 06:57:19,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:19,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:19,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:19,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:19,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:19,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:19,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:57:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:19,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:19,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:19,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:19,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:19,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:19,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:19,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:19,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:19,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:19,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:19,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:19,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:57:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:19,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:19,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:19,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:19,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:19,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:19,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:19,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:19,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:19,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:19,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:19,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:19,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:57:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:19,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:19,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:19,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:19,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:19,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:19,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:19,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:19,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:19,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:19,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:19,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:19,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:57:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:19,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:19,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:19,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:19,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:19,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:19,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:19,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:19,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:19,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:19,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:19,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:19,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 06:57:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:19,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:19,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:19,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:19,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:19,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:19,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:19,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:19,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:19,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:19,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:19,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:19,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:57:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:19,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:19,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:19,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:19,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:19,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:19,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:19,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:19,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:19,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:19,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:19,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:19,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:57:19,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [818040712] [2020-10-14 06:57:19,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:57:19,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 06:57:19,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908228094] [2020-10-14 06:57:19,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 06:57:19,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:57:19,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 06:57:19,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 06:57:19,404 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 4 states. [2020-10-14 06:57:19,878 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:57:20,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:57:20,374 INFO L93 Difference]: Finished difference Result 137 states and 167 transitions. [2020-10-14 06:57:20,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 06:57:20,374 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 06:57:20,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:57:20,377 INFO L225 Difference]: With dead ends: 137 [2020-10-14 06:57:20,377 INFO L226 Difference]: Without dead ends: 98 [2020-10-14 06:57:20,378 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 06:57:20,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-14 06:57:20,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2020-10-14 06:57:20,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-14 06:57:20,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2020-10-14 06:57:20,407 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2020-10-14 06:57:20,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:57:20,407 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2020-10-14 06:57:20,408 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 06:57:20,408 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-10-14 06:57:20,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 06:57:20,409 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:20,410 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:57:20,410 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:57:20,410 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:20,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:20,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1248622688, now seen corresponding path program 1 times [2020-10-14 06:57:20,411 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:20,411 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [785330182] [2020-10-14 06:57:20,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:20,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:20,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:21,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:21,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:22,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:22,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 06:57:22,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:57:22,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2408 [2020-10-14 06:57:22,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:22,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:22,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 06:57:22,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:22,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-14 06:57:22,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:23,145 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:23,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:57:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:23,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:23,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:23,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:23,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:23,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-14 06:57:23,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:23,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:23,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:23,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:23,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:57:23,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:23,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:57:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:23,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:23,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:23,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:23,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:23,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:23,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:23,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:23,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:23,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:23,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:57:23,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:57:23,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:57:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:23,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:23,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:23,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:23,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:23,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:23,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:23,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:23,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:23,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:23,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:57:23,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:23,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:57:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:23,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:23,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:23,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:23,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:23,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:57:23,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:23,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:23,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:23,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:23,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:57:23,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:23,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:57:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:23,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:23,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:23,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:23,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:23,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:23,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:23,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:23,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:23,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:23,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:57:23,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:23,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:57:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:23,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:23,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:23,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:23,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:23,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:23,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:23,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:23,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:23,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:23,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:57:23,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:23,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 06:57:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:23,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:23,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:23,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:23,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:23,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:57:23,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:23,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:23,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:57:23,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:23,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:57:23,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:23,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:57:23,316 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [785330182] [2020-10-14 06:57:23,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:57:23,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:57:23,317 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695013040] [2020-10-14 06:57:23,317 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:57:23,317 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:57:23,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:57:23,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:57:23,318 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 7 states. [2020-10-14 06:57:23,706 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 06:57:24,654 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-14 06:57:24,944 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:57:25,178 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 06:57:25,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:57:25,288 INFO L93 Difference]: Finished difference Result 138 states and 169 transitions. [2020-10-14 06:57:25,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:57:25,289 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 06:57:25,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:57:25,290 INFO L225 Difference]: With dead ends: 138 [2020-10-14 06:57:25,290 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 06:57:25,292 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:57:25,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 06:57:25,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 06:57:25,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 06:57:25,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 06:57:25,293 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 06:57:25,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:57:25,293 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 06:57:25,293 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:57:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 06:57:25,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 06:57:25,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:57:25,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 06:57:26,073 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 06:57:26,223 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:57:26,400 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 06:57:26,578 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 06:57:26,733 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 06:57:26,881 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:57:27,018 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 06:57:27,154 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:57:27,390 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:27,539 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 06:57:27,677 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:57:27,818 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 06:57:27,970 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:57:28,142 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:57:28,284 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 06:57:28,288 INFO L268 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-10-14 06:57:28,288 INFO L268 CegarLoopResult]: For program point L569-1(lines 569 573) no Hoare annotation was computed. [2020-10-14 06:57:28,288 INFO L268 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-14 06:57:28,289 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 538 593) no Hoare annotation was computed. [2020-10-14 06:57:28,289 INFO L268 CegarLoopResult]: For program point L563-2(lines 563 584) no Hoare annotation was computed. [2020-10-14 06:57:28,289 INFO L268 CegarLoopResult]: For program point L585(lines 562 586) no Hoare annotation was computed. [2020-10-14 06:57:28,289 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 538 593) no Hoare annotation was computed. [2020-10-14 06:57:28,289 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 538 593) no Hoare annotation was computed. [2020-10-14 06:57:28,289 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-10-14 06:57:28,289 INFO L268 CegarLoopResult]: For program point L639-1(line 639) no Hoare annotation was computed. [2020-10-14 06:57:28,290 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 594 653) no Hoare annotation was computed. [2020-10-14 06:57:28,290 INFO L268 CegarLoopResult]: For program point L626(lines 626 630) no Hoare annotation was computed. [2020-10-14 06:57:28,290 INFO L268 CegarLoopResult]: For program point L626-1(lines 626 630) no Hoare annotation was computed. [2020-10-14 06:57:28,290 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 594 653) no Hoare annotation was computed. [2020-10-14 06:57:28,290 INFO L268 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-10-14 06:57:28,290 INFO L268 CegarLoopResult]: For program point L620-2(lines 620 645) no Hoare annotation was computed. [2020-10-14 06:57:28,290 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 594 653) no Hoare annotation was computed. [2020-10-14 06:57:28,290 INFO L268 CegarLoopResult]: For program point L646(lines 619 647) no Hoare annotation was computed. [2020-10-14 06:57:28,291 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 379 385) the Hoare annotation is: true [2020-10-14 06:57:28,291 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 379 385) no Hoare annotation was computed. [2020-10-14 06:57:28,291 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 386 394) no Hoare annotation was computed. [2020-10-14 06:57:28,291 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 386 394) the Hoare annotation is: true [2020-10-14 06:57:28,291 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 386 394) no Hoare annotation was computed. [2020-10-14 06:57:28,291 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-14 06:57:28,291 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-14 06:57:28,292 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,292 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,292 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,292 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,292 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-14 06:57:28,292 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-14 06:57:28,293 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,293 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,293 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-14 06:57:28,293 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-14 06:57:28,293 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-14 06:57:28,293 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-14 06:57:28,293 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-14 06:57:28,294 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-14 06:57:28,294 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 06:57:28,294 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-14 06:57:28,294 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-14 06:57:28,294 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-14 06:57:28,294 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-14 06:57:28,294 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-14 06:57:28,294 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-14 06:57:28,295 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-14 06:57:28,295 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-14 06:57:28,295 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-14 06:57:28,295 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-14 06:57:28,295 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-14 06:57:28,295 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 213 221) no Hoare annotation was computed. [2020-10-14 06:57:28,295 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 213 221) the Hoare annotation is: true [2020-10-14 06:57:28,295 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 213 221) no Hoare annotation was computed. [2020-10-14 06:57:28,296 INFO L268 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-10-14 06:57:28,296 INFO L268 CegarLoopResult]: For program point L252-1(line 252) no Hoare annotation was computed. [2020-10-14 06:57:28,296 INFO L268 CegarLoopResult]: For program point L241(lines 241 249) no Hoare annotation was computed. [2020-10-14 06:57:28,296 INFO L268 CegarLoopResult]: For program point L241-2(lines 241 249) no Hoare annotation was computed. [2020-10-14 06:57:28,296 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 222 257) no Hoare annotation was computed. [2020-10-14 06:57:28,296 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 222 257) no Hoare annotation was computed. [2020-10-14 06:57:28,296 INFO L268 CegarLoopResult]: For program point L229(lines 229 237) no Hoare annotation was computed. [2020-10-14 06:57:28,296 INFO L268 CegarLoopResult]: For program point L229-2(lines 229 237) no Hoare annotation was computed. [2020-10-14 06:57:28,296 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 222 257) no Hoare annotation was computed. [2020-10-14 06:57:28,297 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 372 378) no Hoare annotation was computed. [2020-10-14 06:57:28,297 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 372 378) the Hoare annotation is: true [2020-10-14 06:57:28,297 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 492 537) no Hoare annotation was computed. [2020-10-14 06:57:28,297 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 492 537) no Hoare annotation was computed. [2020-10-14 06:57:28,297 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 492 537) no Hoare annotation was computed. [2020-10-14 06:57:28,297 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 805 850) no Hoare annotation was computed. [2020-10-14 06:57:28,297 INFO L268 CegarLoopResult]: For program point L825(lines 825 832) no Hoare annotation was computed. [2020-10-14 06:57:28,298 INFO L268 CegarLoopResult]: For program point L819(lines 819 839) no Hoare annotation was computed. [2020-10-14 06:57:28,298 INFO L268 CegarLoopResult]: For program point L819-1(lines 819 839) no Hoare annotation was computed. [2020-10-14 06:57:28,298 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 805 850) no Hoare annotation was computed. [2020-10-14 06:57:28,298 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 805 850) no Hoare annotation was computed. [2020-10-14 06:57:28,298 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,298 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-14 06:57:28,298 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-14 06:57:28,298 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 202 212) no Hoare annotation was computed. [2020-10-14 06:57:28,299 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-14 06:57:28,299 INFO L268 CegarLoopResult]: For program point L207-1(line 207) no Hoare annotation was computed. [2020-10-14 06:57:28,299 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 202 212) no Hoare annotation was computed. [2020-10-14 06:57:28,299 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 202 212) no Hoare annotation was computed. [2020-10-14 06:57:28,299 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 194 201) no Hoare annotation was computed. [2020-10-14 06:57:28,299 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 194 201) no Hoare annotation was computed. [2020-10-14 06:57:28,299 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 194 201) no Hoare annotation was computed. [2020-10-14 06:57:28,299 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 179 185) no Hoare annotation was computed. [2020-10-14 06:57:28,299 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 179 185) the Hoare annotation is: true [2020-10-14 06:57:28,300 INFO L264 CegarLoopResult]: At program point L289(line 289) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 06:57:28,300 INFO L264 CegarLoopResult]: At program point testENTRY(lines 267 332) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,300 INFO L268 CegarLoopResult]: For program point L287(lines 287 293) no Hoare annotation was computed. [2020-10-14 06:57:28,300 INFO L268 CegarLoopResult]: For program point L287-1(lines 287 293) no Hoare annotation was computed. [2020-10-14 06:57:28,300 INFO L268 CegarLoopResult]: For program point L279(lines 279 283) no Hoare annotation was computed. [2020-10-14 06:57:28,300 INFO L268 CegarLoopResult]: For program point testFINAL(lines 267 332) no Hoare annotation was computed. [2020-10-14 06:57:28,300 INFO L264 CegarLoopResult]: At program point L325(lines 276 326) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 06:57:28,300 INFO L268 CegarLoopResult]: For program point L315(lines 315 319) no Hoare annotation was computed. [2020-10-14 06:57:28,301 INFO L264 CegarLoopResult]: At program point L315-2(lines 307 320) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 06:57:28,301 INFO L268 CegarLoopResult]: For program point L278(lines 277 324) no Hoare annotation was computed. [2020-10-14 06:57:28,301 INFO L264 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 06:57:28,301 INFO L268 CegarLoopResult]: For program point L307(lines 307 320) no Hoare annotation was computed. [2020-10-14 06:57:28,301 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 06:57:28,301 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-10-14 06:57:28,301 INFO L268 CegarLoopResult]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2020-10-14 06:57:28,301 INFO L268 CegarLoopResult]: For program point testEXIT(lines 267 332) no Hoare annotation was computed. [2020-10-14 06:57:28,302 INFO L264 CegarLoopResult]: At program point L322(lines 277 324) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 06:57:28,302 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 759 804) no Hoare annotation was computed. [2020-10-14 06:57:28,302 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 759 804) no Hoare annotation was computed. [2020-10-14 06:57:28,302 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 759 804) no Hoare annotation was computed. [2020-10-14 06:57:28,302 INFO L268 CegarLoopResult]: For program point L779(lines 779 786) no Hoare annotation was computed. [2020-10-14 06:57:28,302 INFO L268 CegarLoopResult]: For program point L773(lines 773 793) no Hoare annotation was computed. [2020-10-14 06:57:28,302 INFO L268 CegarLoopResult]: For program point L773-1(lines 773 793) no Hoare annotation was computed. [2020-10-14 06:57:28,303 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 444 466) no Hoare annotation was computed. [2020-10-14 06:57:28,303 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 444 466) no Hoare annotation was computed. [2020-10-14 06:57:28,303 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 444 466) no Hoare annotation was computed. [2020-10-14 06:57:28,303 INFO L268 CegarLoopResult]: For program point L452(lines 452 460) no Hoare annotation was computed. [2020-10-14 06:57:28,303 INFO L268 CegarLoopResult]: For program point L452-2(lines 452 460) no Hoare annotation was computed. [2020-10-14 06:57:28,303 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 362 371) no Hoare annotation was computed. [2020-10-14 06:57:28,303 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 362 371) no Hoare annotation was computed. [2020-10-14 06:57:28,303 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 362 371) no Hoare annotation was computed. [2020-10-14 06:57:28,303 INFO L268 CegarLoopResult]: For program point L737(line 737) no Hoare annotation was computed. [2020-10-14 06:57:28,304 INFO L268 CegarLoopResult]: For program point L737-1(line 737) no Hoare annotation was computed. [2020-10-14 06:57:28,304 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 656 758) no Hoare annotation was computed. [2020-10-14 06:57:28,304 INFO L268 CegarLoopResult]: For program point L702(lines 702 743) no Hoare annotation was computed. [2020-10-14 06:57:28,304 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-10-14 06:57:28,304 INFO L268 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-10-14 06:57:28,304 INFO L268 CegarLoopResult]: For program point L680(lines 680 684) no Hoare annotation was computed. [2020-10-14 06:57:28,304 INFO L268 CegarLoopResult]: For program point L744(lines 744 755) no Hoare annotation was computed. [2020-10-14 06:57:28,304 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 656 758) no Hoare annotation was computed. [2020-10-14 06:57:28,304 INFO L268 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2020-10-14 06:57:28,305 INFO L268 CegarLoopResult]: For program point L705-2(lines 705 725) no Hoare annotation was computed. [2020-10-14 06:57:28,305 INFO L268 CegarLoopResult]: For program point L726(lines 704 727) no Hoare annotation was computed. [2020-10-14 06:57:28,305 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 656 758) no Hoare annotation was computed. [2020-10-14 06:57:28,305 INFO L268 CegarLoopResult]: For program point L685(lines 685 701) no Hoare annotation was computed. [2020-10-14 06:57:28,305 INFO L268 CegarLoopResult]: For program point L745(lines 745 752) no Hoare annotation was computed. [2020-10-14 06:57:28,305 INFO L268 CegarLoopResult]: For program point L706(lines 705 725) no Hoare annotation was computed. [2020-10-14 06:57:28,305 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:57:28,306 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 06:57:28,306 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:57:28,306 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 186 193) no Hoare annotation was computed. [2020-10-14 06:57:28,306 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 186 193) no Hoare annotation was computed. [2020-10-14 06:57:28,306 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 186 193) no Hoare annotation was computed. [2020-10-14 06:57:28,306 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 467 475) no Hoare annotation was computed. [2020-10-14 06:57:28,307 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 467 475) no Hoare annotation was computed. [2020-10-14 06:57:28,307 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 467 475) no Hoare annotation was computed. [2020-10-14 06:57:28,307 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 423 434) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 06:57:28,307 INFO L268 CegarLoopResult]: For program point L427-1(lines 423 434) no Hoare annotation was computed. [2020-10-14 06:57:28,307 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 423 434) no Hoare annotation was computed. [2020-10-14 06:57:28,307 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:57:28,307 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 06:57:28,307 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:57:28,308 INFO L264 CegarLoopResult]: At program point L161(line 161) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 06:57:28,308 INFO L268 CegarLoopResult]: For program point L159(lines 158 177) no Hoare annotation was computed. [2020-10-14 06:57:28,308 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 155 178) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,308 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 155 178) no Hoare annotation was computed. [2020-10-14 06:57:28,308 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,308 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 155 178) no Hoare annotation was computed. [2020-10-14 06:57:28,308 INFO L264 CegarLoopResult]: At program point L166(lines 166 172) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,309 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-14 06:57:28,309 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-14 06:57:28,309 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-10-14 06:57:28,309 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-14 06:57:28,309 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-10-14 06:57:28,309 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-14 06:57:28,309 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-10-14 06:57:28,309 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-10-14 06:57:28,310 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-14 06:57:28,310 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-14 06:57:28,310 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 435 443) the Hoare annotation is: true [2020-10-14 06:57:28,310 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 435 443) no Hoare annotation was computed. [2020-10-14 06:57:28,310 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 435 443) no Hoare annotation was computed. [2020-10-14 06:57:28,310 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 399 410) the Hoare annotation is: true [2020-10-14 06:57:28,310 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 399 410) no Hoare annotation was computed. [2020-10-14 06:57:28,311 INFO L268 CegarLoopResult]: For program point L403-1(lines 399 410) no Hoare annotation was computed. [2020-10-14 06:57:28,311 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-14 06:57:28,311 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-14 06:57:28,311 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:57:28,311 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 06:57:28,311 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 06:57:28,311 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:57:28,311 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 258 265) no Hoare annotation was computed. [2020-10-14 06:57:28,312 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 258 265) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,312 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 258 265) no Hoare annotation was computed. [2020-10-14 06:57:28,312 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 411 422) no Hoare annotation was computed. [2020-10-14 06:57:28,312 INFO L268 CegarLoopResult]: For program point L415-1(lines 411 422) no Hoare annotation was computed. [2020-10-14 06:57:28,312 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 411 422) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:28,312 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 477 484) no Hoare annotation was computed. [2020-10-14 06:57:28,312 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 481) no Hoare annotation was computed. [2020-10-14 06:57:28,313 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 477 484) the Hoare annotation is: true [2020-10-14 06:57:28,313 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 477 484) no Hoare annotation was computed. [2020-10-14 06:57:28,313 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 06:57:28,313 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 335 359) the Hoare annotation is: true [2020-10-14 06:57:28,313 INFO L268 CegarLoopResult]: For program point L347(lines 347 353) no Hoare annotation was computed. [2020-10-14 06:57:28,313 INFO L271 CegarLoopResult]: At program point L345(line 345) the Hoare annotation is: true [2020-10-14 06:57:28,313 INFO L268 CegarLoopResult]: For program point L345-1(line 345) no Hoare annotation was computed. [2020-10-14 06:57:28,313 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 335 359) no Hoare annotation was computed. [2020-10-14 06:57:28,313 INFO L268 CegarLoopResult]: For program point L343(lines 343 356) no Hoare annotation was computed. [2020-10-14 06:57:28,314 INFO L268 CegarLoopResult]: For program point L343-1(lines 335 359) no Hoare annotation was computed. [2020-10-14 06:57:28,314 INFO L271 CegarLoopResult]: At program point L341(line 341) the Hoare annotation is: true [2020-10-14 06:57:28,314 INFO L268 CegarLoopResult]: For program point L341-1(line 341) no Hoare annotation was computed. [2020-10-14 06:57:28,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:57:28 BoogieIcfgContainer [2020-10-14 06:57:28,329 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 06:57:28,331 INFO L168 Benchmark]: Toolchain (without parser) took 20372.29 ms. Allocated memory was 147.3 MB in the beginning and 590.9 MB in the end (delta: 443.5 MB). Free memory was 102.3 MB in the beginning and 183.9 MB in the end (delta: -81.6 MB). Peak memory consumption was 457.5 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:28,332 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 06:57:28,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.12 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.3 MB in the beginning and 173.0 MB in the end (delta: -70.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:28,334 INFO L168 Benchmark]: Boogie Preprocessor took 108.96 ms. Allocated memory is still 203.9 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:28,335 INFO L168 Benchmark]: RCFGBuilder took 1297.90 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 169.1 MB in the beginning and 201.6 MB in the end (delta: -32.5 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:28,336 INFO L168 Benchmark]: TraceAbstraction took 18295.65 ms. Allocated memory was 235.9 MB in the beginning and 590.9 MB in the end (delta: 354.9 MB). Free memory was 201.6 MB in the beginning and 183.9 MB in the end (delta: 17.7 MB). Peak memory consumption was 468.2 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:28,340 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.12 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.3 MB in the beginning and 173.0 MB in the end (delta: -70.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.96 ms. Allocated memory is still 203.9 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1297.90 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 169.1 MB in the beginning and 201.6 MB in the end (delta: -32.5 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18295.65 ms. Allocated memory was 235.9 MB in the beginning and 590.9 MB in the end (delta: 354.9 MB). Free memory was 201.6 MB in the beginning and 183.9 MB in the end (delta: 17.7 MB). Peak memory consumption was 468.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 481]: 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: 276]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || splverifierCounter <= 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 224 SDtfs, 206 SDslu, 94 SDs, 0 SdLazy, 448 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 51 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 109 PreInvPairs, 125 NumberOfFragments, 425 HoareAnnotationTreeSize, 109 FomulaSimplifications, 2835 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 42 FomulaSimplificationsInter, 4450 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 37298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...