/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=0.6 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:04:30,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:04:30,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:04:30,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:04:30,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:04:30,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:04:30,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:04:30,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:04:30,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:04:30,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:04:30,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:04:30,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:04:30,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:04:30,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:04:30,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:04:30,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:04:30,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:04:30,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:04:30,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:04:30,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:04:30,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:04:30,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:04:30,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:04:30,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:04:30,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:04:30,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:04:30,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:04:30,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:04:30,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:04:30,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:04:30,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:04:30,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:04:30,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:04:30,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:04:30,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:04:30,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:04:30,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:04:30,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:04:30,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:04:30,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:04:30,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:04:30,814 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 [2020-10-28 17:04:30,860 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:04:30,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:04:30,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:04:30,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:04:30,866 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:04:30,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:04:30,866 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:04:30,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:04:30,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:04:30,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:04:30,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:04:30,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:04:30,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:04:30,868 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:04:30,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:04:30,869 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:04:30,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:04:30,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:04:30,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:04:30,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:04:30,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:04:30,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:04:30,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:04:30,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:04:30,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:04:30,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:04:30,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:04:30,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:04:30,871 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:04:30,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:04:31,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:04:31,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:04:31,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:04:31,326 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:04:31,329 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:04:31,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2020-10-28 17:04:31,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9fd6752af/a67d105e50c3434eb8e1029afd74a197/FLAG0259dcc76 [2020-10-28 17:04:32,133 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:04:32,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2020-10-28 17:04:32,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9fd6752af/a67d105e50c3434eb8e1029afd74a197/FLAG0259dcc76 [2020-10-28 17:04:32,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9fd6752af/a67d105e50c3434eb8e1029afd74a197 [2020-10-28 17:04:32,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:04:32,383 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:04:32,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:04:32,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:04:32,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:04:32,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:04:32" (1/1) ... [2020-10-28 17:04:32,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f919006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32, skipping insertion in model container [2020-10-28 17:04:32,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:04:32" (1/1) ... [2020-10-28 17:04:32,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:04:32,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:04:32,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:04:32,864 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:04:32,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:04:32,981 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:04:32,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32 WrapperNode [2020-10-28 17:04:32,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:04:32,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:04:32,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:04:32,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:04:32,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32" (1/1) ... [2020-10-28 17:04:32,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32" (1/1) ... [2020-10-28 17:04:33,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32" (1/1) ... [2020-10-28 17:04:33,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32" (1/1) ... [2020-10-28 17:04:33,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32" (1/1) ... [2020-10-28 17:04:33,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32" (1/1) ... [2020-10-28 17:04:33,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32" (1/1) ... [2020-10-28 17:04:33,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:04:33,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:04:33,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:04:33,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:04:33,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32" (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 [2020-10-28 17:04:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:04:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:04:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:04:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:04:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:04:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:04:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:04:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:04:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:04:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:04:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:04:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:04:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:04:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:04:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:04:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:04:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:04:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:04:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:04:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:04:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:04:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:04:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:04:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:04:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:04:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:04:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:04:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:04:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:04:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:04:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:04:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:04:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:04:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:04:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:04:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:04:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:04:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:04:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:04:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:04:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:04:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:04:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:04:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:04:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:04:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:04:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:04:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:04:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:04:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:04:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:04:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:04:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:04:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:04:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:04:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:04:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:04:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:04:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:04:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:04:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:04:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:04:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:04:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:04:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:04:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:04:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:04:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:04:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:04:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:04:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:04:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:04:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:04:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:04:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:04:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:04:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:04:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:04:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:04:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:04:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:04:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:04:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:04:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:04:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:04:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:04:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:04:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:04:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:04:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:04:34,460 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:04:34,460 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:04:34,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:04:34 BoogieIcfgContainer [2020-10-28 17:04:34,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:04:34,465 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:04:34,465 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:04:34,469 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:04:34,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:04:32" (1/3) ... [2020-10-28 17:04:34,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65c8084c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:04:34, skipping insertion in model container [2020-10-28 17:04:34,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:04:32" (2/3) ... [2020-10-28 17:04:34,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65c8084c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:04:34, skipping insertion in model container [2020-10-28 17:04:34,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:04:34" (3/3) ... [2020-10-28 17:04:34,490 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product02.cil.c [2020-10-28 17:04:34,502 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:04:34,508 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:04:34,521 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:04:34,564 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:04:34,565 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:04:34,565 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:04:34,566 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:04:34,566 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:04:34,566 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:04:34,566 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:04:34,567 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:04:34,593 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-10-28 17:04:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:04:34,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:04:34,603 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:04:34,604 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:04:34,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:04:34,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1276042855, now seen corresponding path program 1 times [2020-10-28 17:04:34,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:04:34,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1955177379] [2020-10-28 17:04:34,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:04:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:35,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:35,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:36,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:36,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:37,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:04:38,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:04:38,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3107 [2020-10-28 17:04:38,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:04:38,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 17:04:38,519 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:04:38,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:04:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:38,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 17:04:38,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:38,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:38,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:04:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:38,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:38,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:38,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:38,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:04:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:38,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:38,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:38,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:38,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:04:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:38,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:04:38,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:38,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:38,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:04:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:38,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:38,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:38,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:38,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:04:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:38,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:38,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:38,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:38,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:04:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:04:38,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:04:38,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:04:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:38,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:04:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:38,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:38,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:38,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:38,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:04:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:38,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:38,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:04:38,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:38,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:04:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:38,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:38,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:38,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:38,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:38,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:38,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:38,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:38,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:38,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:04:38,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:38,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:38,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:04:38,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1955177379] [2020-10-28 17:04:38,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:04:38,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:04:38,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190294131] [2020-10-28 17:04:38,785 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:04:38,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:04:38,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:04:38,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:04:38,801 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 4 states. [2020-10-28 17:04:39,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:04:39,654 INFO L93 Difference]: Finished difference Result 220 states and 290 transitions. [2020-10-28 17:04:39,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:04:39,656 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:04:39,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:04:39,669 INFO L225 Difference]: With dead ends: 220 [2020-10-28 17:04:39,670 INFO L226 Difference]: Without dead ends: 122 [2020-10-28 17:04:39,674 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:04:39,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-10-28 17:04:39,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 96. [2020-10-28 17:04:39,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-28 17:04:39,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 111 transitions. [2020-10-28 17:04:39,758 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 111 transitions. Word has length 60 [2020-10-28 17:04:39,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:04:39,758 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 111 transitions. [2020-10-28 17:04:39,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:04:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2020-10-28 17:04:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:04:39,762 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:04:39,762 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:04:39,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:04:39,763 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:04:39,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:04:39,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1789331719, now seen corresponding path program 1 times [2020-10-28 17:04:39,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:04:39,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [157265917] [2020-10-28 17:04:39,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:04:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:39,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:39,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:40,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:41,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:41,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:04:44,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:04:44,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4224 [2020-10-28 17:04:44,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:04:44,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:04:44,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:04:44,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:44,466 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:04:44,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:04:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:44,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 17:04:44,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:44,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:44,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:04:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:44,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:44,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:44,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:44,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:04:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:44,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:44,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:44,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:44,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:04:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:44,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:44,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:44,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:44,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:04:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:44,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:44,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:44,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:44,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:04:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:44,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:44,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:44,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:44,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:04:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:04:44,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:44,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:04:44,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:44,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:04:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:44,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:44,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:44,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:44,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:04:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:44,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:44,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:04:44,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:44,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:04:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:44,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:44,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:44,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:44,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:44,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:44,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:44,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:44,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:44,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:04:44,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:44,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:44,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:04:44,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [157265917] [2020-10-28 17:04:44,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:04:44,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:04:44,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708532336] [2020-10-28 17:04:44,646 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:04:44,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:04:44,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:04:44,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:04:44,648 INFO L87 Difference]: Start difference. First operand 96 states and 111 transitions. Second operand 5 states. [2020-10-28 17:04:45,433 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:04:46,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:04:46,250 INFO L93 Difference]: Finished difference Result 158 states and 194 transitions. [2020-10-28 17:04:46,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:04:46,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:04:46,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:04:46,253 INFO L225 Difference]: With dead ends: 158 [2020-10-28 17:04:46,253 INFO L226 Difference]: Without dead ends: 112 [2020-10-28 17:04:46,255 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:04:46,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-10-28 17:04:46,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 87. [2020-10-28 17:04:46,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-28 17:04:46,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2020-10-28 17:04:46,298 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 61 [2020-10-28 17:04:46,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:04:46,298 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2020-10-28 17:04:46,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:04:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2020-10-28 17:04:46,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 17:04:46,301 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:04:46,301 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:04:46,301 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:04:46,301 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:04:46,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:04:46,302 INFO L82 PathProgramCache]: Analyzing trace with hash -795913458, now seen corresponding path program 1 times [2020-10-28 17:04:46,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:04:46,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1894333597] [2020-10-28 17:04:46,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:04:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:46,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:46,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:47,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:47,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:48,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:48,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 17:04:48,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:04:48,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2351 [2020-10-28 17:04:48,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:48,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:48,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:04:48,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:04:48,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-28 17:04:48,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:49,164 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:04:49,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:04:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:49,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-28 17:04:49,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:04:49,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:04:49,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:49,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:04:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:49,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:49,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:04:49,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:04:49,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:49,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:04:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:49,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:49,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:04:49,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:04:49,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:49,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:04:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:49,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:49,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:04:49,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:04:49,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:49,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:04:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:04:49,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:49,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:04:49,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:04:49,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:49,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:04:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:49,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:49,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:04:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:04:49,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:49,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:04:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:04:49,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:04:49,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:04:49,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:04:49,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:49,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:04:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:49,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:04:49,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:04:49,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:04:49,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:04:49,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:04:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:49,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:04:49,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:04:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:04:49,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:49,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 17:04:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:04:49,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:04:49,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:04:49,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:04:49,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:04:49,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:04:49,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:04:49,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:04:49,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:04:49,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:04:49,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:04:49,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:04:49,429 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:04:49,429 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1894333597] [2020-10-28 17:04:49,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:04:49,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:04:49,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979435776] [2020-10-28 17:04:49,431 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:04:49,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:04:49,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:04:49,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:04:49,432 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 8 states. [2020-10-28 17:04:50,182 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:04:51,536 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-28 17:04:52,290 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:04:52,707 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:04:52,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:04:52,803 INFO L93 Difference]: Finished difference Result 162 states and 204 transitions. [2020-10-28 17:04:52,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:04:52,809 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 66 [2020-10-28 17:04:52,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:04:52,810 INFO L225 Difference]: With dead ends: 162 [2020-10-28 17:04:52,810 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:04:52,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:04:52,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:04:52,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:04:52,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:04:52,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:04:52,813 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-10-28 17:04:52,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:04:52,813 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:04:52,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:04:52,814 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:04:52,814 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:04:52,814 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:04:52,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:04:52,938 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:04:54,248 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:04:54,538 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:04:54,829 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:04:55,104 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:04:55,404 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:04:55,694 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:04:56,001 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:04:56,289 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:04:56,571 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:04:56,937 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:04:57,236 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-28 17:04:57,536 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-10-28 17:04:57,880 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:04:58,187 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:04:58,474 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-28 17:04:58,494 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:04:58,494 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:04:58,495 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:04:58,495 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:04:58,496 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-28 17:04:58,496 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-28 17:04:58,496 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-28 17:04:58,496 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-28 17:04:58,496 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-28 17:04:58,496 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-28 17:04:58,496 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-28 17:04:58,497 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-28 17:04:58,497 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-28 17:04:58,497 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-28 17:04:58,497 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-28 17:04:58,497 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-28 17:04:58,497 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-28 17:04:58,497 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-28 17:04:58,497 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-28 17:04:58,497 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-28 17:04:58,498 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-28 17:04:58,498 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-28 17:04:58,498 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 767 773) the Hoare annotation is: true [2020-10-28 17:04:58,498 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 767 773) no Hoare annotation was computed. [2020-10-28 17:04:58,498 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 774 782) no Hoare annotation was computed. [2020-10-28 17:04:58,498 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 774 782) the Hoare annotation is: true [2020-10-28 17:04:58,498 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 774 782) no Hoare annotation was computed. [2020-10-28 17:04:58,498 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 698 705) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-28 17:04:58,499 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 698 705) no Hoare annotation was computed. [2020-10-28 17:04:58,499 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 698 705) no Hoare annotation was computed. [2020-10-28 17:04:58,499 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 706 715) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-28 17:04:58,499 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 706 715) no Hoare annotation was computed. [2020-10-28 17:04:58,499 INFO L274 CegarLoopResult]: For program point L711(line 711) no Hoare annotation was computed. [2020-10-28 17:04:58,499 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 706 715) no Hoare annotation was computed. [2020-10-28 17:04:58,499 INFO L270 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 17:04:58,499 INFO L274 CegarLoopResult]: For program point L729(lines 729 735) no Hoare annotation was computed. [2020-10-28 17:04:58,500 INFO L274 CegarLoopResult]: For program point L728(lines 728 738) no Hoare annotation was computed. [2020-10-28 17:04:58,500 INFO L277 CegarLoopResult]: At program point L726(line 726) the Hoare annotation is: true [2020-10-28 17:04:58,500 INFO L274 CegarLoopResult]: For program point L726-1(line 726) no Hoare annotation was computed. [2020-10-28 17:04:58,500 INFO L274 CegarLoopResult]: For program point L724(lines 724 741) no Hoare annotation was computed. [2020-10-28 17:04:58,500 INFO L274 CegarLoopResult]: For program point L724-1(lines 716 744) no Hoare annotation was computed. [2020-10-28 17:04:58,500 INFO L277 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: true [2020-10-28 17:04:58,500 INFO L274 CegarLoopResult]: For program point L722-1(line 722) no Hoare annotation was computed. [2020-10-28 17:04:58,500 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 716 744) the Hoare annotation is: true [2020-10-28 17:04:58,500 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 716 744) no Hoare annotation was computed. [2020-10-28 17:04:58,501 INFO L274 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-10-28 17:04:58,501 INFO L270 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,501 INFO L270 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,501 INFO L270 CegarLoopResult]: At program point L863-1(line 863) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,501 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 857 879) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,501 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 857 879) no Hoare annotation was computed. [2020-10-28 17:04:58,501 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 857 879) no Hoare annotation was computed. [2020-10-28 17:04:58,502 INFO L270 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,502 INFO L270 CegarLoopResult]: At program point L869-1(line 869) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,502 INFO L274 CegarLoopResult]: For program point L867(lines 867 874) no Hoare annotation was computed. [2020-10-28 17:04:58,502 INFO L274 CegarLoopResult]: For program point L867-1(lines 867 874) no Hoare annotation was computed. [2020-10-28 17:04:58,502 INFO L274 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-10-28 17:04:58,502 INFO L274 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-10-28 17:04:58,502 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 815 838) no Hoare annotation was computed. [2020-10-28 17:04:58,503 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-28 17:04:58,503 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-28 17:04:58,503 INFO L274 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-28 17:04:58,503 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 815 838) no Hoare annotation was computed. [2020-10-28 17:04:58,503 INFO L274 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-10-28 17:04:58,503 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 815 838) no Hoare annotation was computed. [2020-10-28 17:04:58,503 INFO L274 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-28 17:04:58,503 INFO L274 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-10-28 17:04:58,503 INFO L274 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-28 17:04:58,504 INFO L274 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-10-28 17:04:58,504 INFO L274 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-10-28 17:04:58,504 INFO L274 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-28 17:04:58,504 INFO L274 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-10-28 17:04:58,504 INFO L274 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-10-28 17:04:58,504 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 566 574) no Hoare annotation was computed. [2020-10-28 17:04:58,504 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 566 574) the Hoare annotation is: true [2020-10-28 17:04:58,504 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 566 574) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point L605-1(line 605) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point L594(lines 594 602) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point L594-2(lines 594 602) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 575 610) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 575 610) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point L582(lines 582 590) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point L582-2(lines 582 590) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 575 610) no Hoare annotation was computed. [2020-10-28 17:04:58,505 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 760 766) no Hoare annotation was computed. [2020-10-28 17:04:58,506 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 760 766) the Hoare annotation is: true [2020-10-28 17:04:58,506 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-28 17:04:58,506 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-28 17:04:58,506 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-28 17:04:58,506 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-28 17:04:58,506 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-28 17:04:58,506 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-28 17:04:58,506 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-28 17:04:58,506 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-28 17:04:58,507 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-28 17:04:58,507 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-28 17:04:58,507 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-28 17:04:58,507 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-28 17:04:58,507 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-28 17:04:58,507 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 846 856) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,507 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 846 856) no Hoare annotation was computed. [2020-10-28 17:04:58,507 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 846 856) no Hoare annotation was computed. [2020-10-28 17:04:58,508 INFO L277 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: true [2020-10-28 17:04:58,508 INFO L274 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-10-28 17:04:58,508 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 555 565) no Hoare annotation was computed. [2020-10-28 17:04:58,508 INFO L274 CegarLoopResult]: For program point L560-1(line 560) no Hoare annotation was computed. [2020-10-28 17:04:58,508 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 555 565) no Hoare annotation was computed. [2020-10-28 17:04:58,508 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 555 565) no Hoare annotation was computed. [2020-10-28 17:04:58,508 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 547 554) no Hoare annotation was computed. [2020-10-28 17:04:58,508 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 547 554) no Hoare annotation was computed. [2020-10-28 17:04:58,508 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 547 554) no Hoare annotation was computed. [2020-10-28 17:04:58,509 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 532 538) no Hoare annotation was computed. [2020-10-28 17:04:58,509 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 532 538) the Hoare annotation is: true [2020-10-28 17:04:58,509 INFO L270 CegarLoopResult]: At program point testENTRY(lines 621 686) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,509 INFO L274 CegarLoopResult]: For program point L669(lines 669 673) no Hoare annotation was computed. [2020-10-28 17:04:58,509 INFO L270 CegarLoopResult]: At program point L669-2(lines 661 674) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:04:58,509 INFO L274 CegarLoopResult]: For program point L632(lines 631 678) no Hoare annotation was computed. [2020-10-28 17:04:58,509 INFO L270 CegarLoopResult]: At program point L663(line 663) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:04:58,509 INFO L274 CegarLoopResult]: For program point testFINAL(lines 621 686) no Hoare annotation was computed. [2020-10-28 17:04:58,510 INFO L274 CegarLoopResult]: For program point L661(lines 661 674) no Hoare annotation was computed. [2020-10-28 17:04:58,510 INFO L270 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:04:58,510 INFO L274 CegarLoopResult]: For program point L651(lines 651 657) no Hoare annotation was computed. [2020-10-28 17:04:58,510 INFO L274 CegarLoopResult]: For program point L651-1(lines 651 657) no Hoare annotation was computed. [2020-10-28 17:04:58,510 INFO L270 CegarLoopResult]: At program point L676(lines 631 678) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:04:58,510 INFO L270 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-28 17:04:58,510 INFO L274 CegarLoopResult]: For program point L641(lines 641 647) no Hoare annotation was computed. [2020-10-28 17:04:58,510 INFO L274 CegarLoopResult]: For program point L641-1(lines 641 647) no Hoare annotation was computed. [2020-10-28 17:04:58,511 INFO L274 CegarLoopResult]: For program point L633(lines 633 637) no Hoare annotation was computed. [2020-10-28 17:04:58,511 INFO L270 CegarLoopResult]: At program point L679(lines 630 680) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 17:04:58,511 INFO L274 CegarLoopResult]: For program point testEXIT(lines 621 686) no Hoare annotation was computed. [2020-10-28 17:04:58,511 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-28 17:04:58,511 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-28 17:04:58,511 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-28 17:04:58,511 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-28 17:04:58,511 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-28 17:04:58,512 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-28 17:04:58,512 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-28 17:04:58,512 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-28 17:04:58,512 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-28 17:04:58,512 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-28 17:04:58,512 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 461 483) no Hoare annotation was computed. [2020-10-28 17:04:58,512 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 461 483) no Hoare annotation was computed. [2020-10-28 17:04:58,512 INFO L274 CegarLoopResult]: For program point L469(lines 469 477) no Hoare annotation was computed. [2020-10-28 17:04:58,513 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 461 483) no Hoare annotation was computed. [2020-10-28 17:04:58,513 INFO L274 CegarLoopResult]: For program point L469-2(lines 469 477) no Hoare annotation was computed. [2020-10-28 17:04:58,513 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-28 17:04:58,513 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-28 17:04:58,513 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-28 17:04:58,513 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-28 17:04:58,513 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-28 17:04:58,513 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-28 17:04:58,513 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-28 17:04:58,514 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 750 759) no Hoare annotation was computed. [2020-10-28 17:04:58,515 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 750 759) no Hoare annotation was computed. [2020-10-28 17:04:58,515 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 750 759) no Hoare annotation was computed. [2020-10-28 17:04:58,515 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:04:58,515 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.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~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#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~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:04:58,516 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:04:58,516 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 539 546) no Hoare annotation was computed. [2020-10-28 17:04:58,516 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 539 546) no Hoare annotation was computed. [2020-10-28 17:04:58,516 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 539 546) no Hoare annotation was computed. [2020-10-28 17:04:58,516 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 484 492) the Hoare annotation is: true [2020-10-28 17:04:58,516 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 484 492) no Hoare annotation was computed. [2020-10-28 17:04:58,516 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 484 492) no Hoare annotation was computed. [2020-10-28 17:04:58,516 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:04:58,516 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:04:58,516 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:04:58,517 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 440 451) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 17:04:58,517 INFO L274 CegarLoopResult]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2020-10-28 17:04:58,517 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 440 451) no Hoare annotation was computed. [2020-10-28 17:04:58,517 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 452 460) no Hoare annotation was computed. [2020-10-28 17:04:58,517 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 452 460) no Hoare annotation was computed. [2020-10-28 17:04:58,517 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 452 460) no Hoare annotation was computed. [2020-10-28 17:04:58,517 INFO L274 CegarLoopResult]: For program point L512(lines 508 530) no Hoare annotation was computed. [2020-10-28 17:04:58,517 INFO L274 CegarLoopResult]: For program point L510(lines 508 530) no Hoare annotation was computed. [2020-10-28 17:04:58,518 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 505 531) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,518 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 505 531) no Hoare annotation was computed. [2020-10-28 17:04:58,518 INFO L277 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: true [2020-10-28 17:04:58,518 INFO L277 CegarLoopResult]: At program point L519(lines 519 525) the Hoare annotation is: true [2020-10-28 17:04:58,518 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 505 531) no Hoare annotation was computed. [2020-10-28 17:04:58,518 INFO L270 CegarLoopResult]: At program point L514(line 514) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 17:04:58,518 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 785 814) no Hoare annotation was computed. [2020-10-28 17:04:58,518 INFO L274 CegarLoopResult]: For program point L799(lines 799 803) no Hoare annotation was computed. [2020-10-28 17:04:58,519 INFO L277 CegarLoopResult]: At program point L799-1(lines 799 803) the Hoare annotation is: true [2020-10-28 17:04:58,519 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 785 814) the Hoare annotation is: true [2020-10-28 17:04:58,519 INFO L274 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-10-28 17:04:58,519 INFO L277 CegarLoopResult]: At program point L795-2(lines 795 809) the Hoare annotation is: true [2020-10-28 17:04:58,519 INFO L277 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: true [2020-10-28 17:04:58,519 INFO L274 CegarLoopResult]: For program point L791-1(line 791) no Hoare annotation was computed. [2020-10-28 17:04:58,519 INFO L277 CegarLoopResult]: At program point L810(lines 785 814) the Hoare annotation is: true [2020-10-28 17:04:58,519 INFO L274 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-10-28 17:04:58,520 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 416 427) the Hoare annotation is: true [2020-10-28 17:04:58,520 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 416 427) no Hoare annotation was computed. [2020-10-28 17:04:58,520 INFO L274 CegarLoopResult]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2020-10-28 17:04:58,520 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 839 845) no Hoare annotation was computed. [2020-10-28 17:04:58,520 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 839 845) the Hoare annotation is: true [2020-10-28 17:04:58,520 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:04:58,520 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-28 17:04:58,520 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:04:58,520 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:04:58,521 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 611 618) no Hoare annotation was computed. [2020-10-28 17:04:58,521 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 611 618) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,521 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 611 618) no Hoare annotation was computed. [2020-10-28 17:04:58,521 INFO L274 CegarLoopResult]: For program point L432-1(lines 428 439) no Hoare annotation was computed. [2020-10-28 17:04:58,521 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 428 439) no Hoare annotation was computed. [2020-10-28 17:04:58,521 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 428 439) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 17:04:58,521 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 688 695) no Hoare annotation was computed. [2020-10-28 17:04:58,521 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 688 695) the Hoare annotation is: true [2020-10-28 17:04:58,522 INFO L274 CegarLoopResult]: For program point L692(line 692) no Hoare annotation was computed. [2020-10-28 17:04:58,522 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 688 695) no Hoare annotation was computed. [2020-10-28 17:04:58,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:04:58 BoogieIcfgContainer [2020-10-28 17:04:58,538 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:04:58,540 INFO L168 Benchmark]: Toolchain (without parser) took 26161.34 ms. Allocated memory was 151.0 MB in the beginning and 397.4 MB in the end (delta: 246.4 MB). Free memory was 125.5 MB in the beginning and 232.2 MB in the end (delta: -106.7 MB). Peak memory consumption was 235.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:58,541 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 123.3 MB in the end (delta: 429.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:04:58,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.90 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 105.0 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:58,543 INFO L168 Benchmark]: Boogie Preprocessor took 88.68 ms. Allocated memory is still 151.0 MB. Free memory was 104.8 MB in the beginning and 101.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:58,543 INFO L168 Benchmark]: RCFGBuilder took 1389.73 ms. Allocated memory is still 151.0 MB. Free memory was 101.2 MB in the beginning and 50.2 MB in the end (delta: 50.9 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:58,544 INFO L168 Benchmark]: TraceAbstraction took 24072.54 ms. Allocated memory was 151.0 MB in the beginning and 397.4 MB in the end (delta: 246.4 MB). Free memory was 49.7 MB in the beginning and 232.2 MB in the end (delta: -182.5 MB). Peak memory consumption was 158.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:58,548 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 123.3 MB in the end (delta: 429.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 595.90 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 105.0 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 88.68 ms. Allocated memory is still 151.0 MB. Free memory was 104.8 MB in the beginning and 101.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1389.73 ms. Allocated memory is still 151.0 MB. Free memory was 101.2 MB in the beginning and 50.2 MB in the end (delta: 50.9 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 24072.54 ms. Allocated memory was 151.0 MB in the beginning and 397.4 MB in the end (delta: 246.4 MB). Free memory was 49.7 MB in the beginning and 232.2 MB in the end (delta: -182.5 MB). Peak memory consumption was 158.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || splverifierCounter <= 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.2s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 266 SDtfs, 283 SDslu, 191 SDs, 0 SdLazy, 519 SolverSat, 194 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=142occurred 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: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 51 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 128 PreInvPairs, 148 NumberOfFragments, 478 HoareAnnotationTreeSize, 128 FomulaSimplifications, 3870 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 4947 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.7s InterpolantComputationTime, 187 NumberOfCodeBlocks, 187 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 184 ConstructedInterpolants, 0 QuantifiedInterpolants, 55798 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...