/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:49:59,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:49:59,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:49:59,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:49:59,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:49:59,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:49:59,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:49:59,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:49:59,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:49:59,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:49:59,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:49:59,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:49:59,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:49:59,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:49:59,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:49:59,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:49:59,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:49:59,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:49:59,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:49:59,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:49:59,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:49:59,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:49:59,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:49:59,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:49:59,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:49:59,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:49:59,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:49:59,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:49:59,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:49:59,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:49:59,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:49:59,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:49:59,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:49:59,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:49:59,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:49:59,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:49:59,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:49:59,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:49:59,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:49:59,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:49:59,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:49:59,577 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 [2020-10-29 11:49:59,646 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:49:59,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:49:59,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:49:59,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:49:59,651 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:49:59,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:49:59,652 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:49:59,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:49:59,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:49:59,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:49:59,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:49:59,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:49:59,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:49:59,655 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:49:59,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:49:59,655 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:49:59,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:49:59,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:49:59,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:49:59,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:49:59,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:49:59,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:49:59,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:49:59,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:49:59,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:49:59,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:49:59,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:49:59,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:49:59,659 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:49:59,659 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:50:00,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:50:00,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:50:00,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:50:00,175 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:50:00,175 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:50:00,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-10-29 11:50:00,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b26832fb/abb8c9500e4b4cf1a5452fed936ef08d/FLAG22ea51ace [2020-10-29 11:50:00,917 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:50:00,917 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-10-29 11:50:00,938 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b26832fb/abb8c9500e4b4cf1a5452fed936ef08d/FLAG22ea51ace [2020-10-29 11:50:01,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b26832fb/abb8c9500e4b4cf1a5452fed936ef08d [2020-10-29 11:50:01,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:50:01,247 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:50:01,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:50:01,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:50:01,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:50:01,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:50:01" (1/1) ... [2020-10-29 11:50:01,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa97317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01, skipping insertion in model container [2020-10-29 11:50:01,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:50:01" (1/1) ... [2020-10-29 11:50:01,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:50:01,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:50:01,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:50:01,660 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:50:01,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:50:01,780 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:50:01,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01 WrapperNode [2020-10-29 11:50:01,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:50:01,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:50:01,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:50:01,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:50:01,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01" (1/1) ... [2020-10-29 11:50:01,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01" (1/1) ... [2020-10-29 11:50:01,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01" (1/1) ... [2020-10-29 11:50:01,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01" (1/1) ... [2020-10-29 11:50:01,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01" (1/1) ... [2020-10-29 11:50:01,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01" (1/1) ... [2020-10-29 11:50:01,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01" (1/1) ... [2020-10-29 11:50:01,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:50:01,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:50:01,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:50:01,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:50:01,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:50:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:50:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:50:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:50:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:50:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:50:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:50:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:50:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:50:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:50:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:50:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:50:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:50:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:50:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:50:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:50:01,979 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:50:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:50:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:50:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:50:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:50:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:50:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:50:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:50:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:50:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:50:01,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:50:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:50:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:50:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:50:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:50:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:50:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:50:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:50:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:50:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:50:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:50:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:50:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:50:01,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:50:01,984 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:50:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:50:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:50:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:50:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:50:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:50:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:50:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:50:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:50:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:50:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:50:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:50:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:50:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:50:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:50:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:50:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:50:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:50:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:50:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:50:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:50:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:50:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:50:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:50:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:50:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:50:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:50:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:50:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:50:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:50:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:50:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:50:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:50:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:50:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:50:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:50:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:50:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:50:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:50:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:50:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:50:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:50:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:50:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:50:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:50:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:50:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:50:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:50:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:50:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:50:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:50:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:50:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:50:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:50:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:50:03,615 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:50:03,615 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:50:03,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:50:03 BoogieIcfgContainer [2020-10-29 11:50:03,618 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:50:03,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:50:03,620 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:50:03,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:50:03,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:50:01" (1/3) ... [2020-10-29 11:50:03,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2443a2f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:50:03, skipping insertion in model container [2020-10-29 11:50:03,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:01" (2/3) ... [2020-10-29 11:50:03,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2443a2f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:50:03, skipping insertion in model container [2020-10-29 11:50:03,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:50:03" (3/3) ... [2020-10-29 11:50:03,628 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2020-10-29 11:50:03,640 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:50:03,645 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:50:03,659 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:50:03,688 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:50:03,688 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:50:03,688 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:50:03,688 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:50:03,689 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:50:03,689 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:50:03,689 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:50:03,689 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:50:03,712 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2020-10-29 11:50:03,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:50:03,722 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:50:03,723 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] [2020-10-29 11:50:03,724 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]=== [2020-10-29 11:50:03,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:50:03,731 INFO L82 PathProgramCache]: Analyzing trace with hash 161493789, now seen corresponding path program 1 times [2020-10-29 11:50:03,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:50:03,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1280919222] [2020-10-29 11:50:03,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:50:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:04,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:04,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:05,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:05,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:06,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-29 11:50:09,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:50:09,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 11:50:09,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:50:09,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:09,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:50:09,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-29 11:50:09,513 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:09,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:09,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-29 11:50:09,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:09,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:50:09,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:09,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:50:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:09,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:09,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:09,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:09,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:09,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:09,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:50:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:09,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:50:09,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:09,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:09,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:50:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:09,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:50:09,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:09,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:09,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:09,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:09,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:50:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:09,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:50:09,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:09,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:09,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:09,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:09,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:50:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:09,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:50:09,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:09,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:09,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:09,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:09,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:50:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:50:09,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:50:09,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:09,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:09,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:50:09,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:09,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:09,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:50:09,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:09,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:09,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:09,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:09,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:50:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:09,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:09,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:09,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:09,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-29 11:50:09,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:50:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:09,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:09,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:09,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:09,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:09,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:50:09,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:09,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:09,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:09,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:09,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:09,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:50:09,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:50:09,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1280919222] [2020-10-29 11:50:09,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:50:09,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 11:50:09,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362046395] [2020-10-29 11:50:09,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 11:50:09,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:50:09,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 11:50:09,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 11:50:09,900 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 6 states. [2020-10-29 11:50:10,440 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:50:12,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:50:12,352 INFO L93 Difference]: Finished difference Result 391 states and 508 transitions. [2020-10-29 11:50:12,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 11:50:12,354 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-29 11:50:12,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:50:12,370 INFO L225 Difference]: With dead ends: 391 [2020-10-29 11:50:12,370 INFO L226 Difference]: Without dead ends: 255 [2020-10-29 11:50:12,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:50:12,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-29 11:50:12,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 207. [2020-10-29 11:50:12,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-10-29 11:50:12,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 248 transitions. [2020-10-29 11:50:12,506 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 248 transitions. Word has length 60 [2020-10-29 11:50:12,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:50:12,506 INFO L481 AbstractCegarLoop]: Abstraction has 207 states and 248 transitions. [2020-10-29 11:50:12,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 11:50:12,507 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 248 transitions. [2020-10-29 11:50:12,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-29 11:50:12,511 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:50:12,512 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:50:12,512 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:50:12,512 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]=== [2020-10-29 11:50:12,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:50:12,513 INFO L82 PathProgramCache]: Analyzing trace with hash 409260622, now seen corresponding path program 1 times [2020-10-29 11:50:12,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:50:12,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [499839667] [2020-10-29 11:50:12,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:50:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:12,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:12,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:13,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:14,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:16,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:16,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-29 11:50:16,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:50:16,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3899 [2020-10-29 11:50:16,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:16,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:16,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:50:16,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:16,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 11:50:16,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:16,885 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:16,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:16,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:16,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:16,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:16,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:16,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-29 11:50:16,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:16,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:16,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:16,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:16,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:50:16,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:16,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:50:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:16,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:16,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:16,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:16,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:16,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:16,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:16,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:16,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:16,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:50:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:16,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:16,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:16,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:17,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:17,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:17,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:17,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:17,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:17,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:50:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:17,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:17,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:17,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:17,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:17,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:17,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:17,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:17,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:50:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:17,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:17,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:17,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:17,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:17,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:17,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:17,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:50:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:17,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:17,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:17,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:17,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:17,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:17,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:17,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:17,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:50:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:17,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:17,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:50:17,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:17,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:50:17,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:17,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:17,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:50:17,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:17,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:17,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:17,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:17,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:17,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:17,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:17,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:17,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 11:50:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:17,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:17,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:50:17,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:50:17,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:50:17,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:50:17,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:50:17,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:50:17,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:50:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:17,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:17,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:17,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:17,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:50:17,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:17,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:17,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:17,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-29 11:50:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:17,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:17,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:17,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:17,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:17,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:17,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:17,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:17,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 11:50:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:17,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:17,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:17,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:17,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:17,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:50:17,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:17,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:17,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:50:17,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:17,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:17,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:17,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:50:17,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [499839667] [2020-10-29 11:50:17,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:50:17,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:50:17,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890985124] [2020-10-29 11:50:17,180 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:50:17,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:50:17,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:50:17,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:50:17,181 INFO L87 Difference]: Start difference. First operand 207 states and 248 transitions. Second operand 10 states. [2020-10-29 11:50:17,867 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:50:18,759 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:50:19,883 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:50:20,267 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:50:20,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:50:20,383 INFO L93 Difference]: Finished difference Result 371 states and 480 transitions. [2020-10-29 11:50:20,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:50:20,384 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 74 [2020-10-29 11:50:20,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:50:20,385 INFO L225 Difference]: With dead ends: 371 [2020-10-29 11:50:20,385 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:50:20,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:50:20,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:50:20,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:50:20,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:50:20,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:50:20,390 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2020-10-29 11:50:20,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:50:20,391 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:50:20,391 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:50:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:50:20,391 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:50:20,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:50:20,393 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:50:22,516 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 7 [2020-10-29 11:50:22,814 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:23,119 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:23,414 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:23,744 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:24,022 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-10-29 11:50:24,369 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:24,918 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 14 [2020-10-29 11:50:25,190 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:25,471 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:25,986 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-10-29 11:50:26,611 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-10-29 11:50:27,146 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-10-29 11:50:27,425 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:27,706 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:28,037 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:28,601 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 7 [2020-10-29 11:50:28,868 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:29,137 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-29 11:50:29,680 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 14 [2020-10-29 11:50:29,959 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:30,231 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:30,528 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:30,838 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:31,420 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 14 [2020-10-29 11:50:31,999 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2020-10-29 11:50:32,010 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:50:32,011 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:50:32,011 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:50:32,011 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:50:32,011 INFO L274 CegarLoopResult]: For program point L571(lines 548 572) no Hoare annotation was computed. [2020-10-29 11:50:32,011 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 524 579) no Hoare annotation was computed. [2020-10-29 11:50:32,011 INFO L274 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2020-10-29 11:50:32,011 INFO L274 CegarLoopResult]: For program point L555-1(lines 555 559) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 524 579) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point L549-2(lines 549 570) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 524 579) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point L607(line 607) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 631) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point L632(lines 605 633) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 580 639) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point L625(line 625) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point L625-1(line 625) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 580 639) no Hoare annotation was computed. [2020-10-29 11:50:32,012 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 580 639) no Hoare annotation was computed. [2020-10-29 11:50:32,013 INFO L274 CegarLoopResult]: For program point L612(lines 612 616) no Hoare annotation was computed. [2020-10-29 11:50:32,013 INFO L274 CegarLoopResult]: For program point L612-1(lines 612 616) no Hoare annotation was computed. [2020-10-29 11:50:32,013 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 404 410) the Hoare annotation is: true [2020-10-29 11:50:32,013 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 404 410) no Hoare annotation was computed. [2020-10-29 11:50:32,013 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 411 419) no Hoare annotation was computed. [2020-10-29 11:50:32,013 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 411 419) the Hoare annotation is: true [2020-10-29 11:50:32,013 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 411 419) no Hoare annotation was computed. [2020-10-29 11:50:32,013 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 424 431) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-29 11:50:32,013 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 424 431) no Hoare annotation was computed. [2020-10-29 11:50:32,014 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 424 431) no Hoare annotation was computed. [2020-10-29 11:50:32,014 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 432 441) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-29 11:50:32,014 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 432 441) no Hoare annotation was computed. [2020-10-29 11:50:32,014 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 432 441) no Hoare annotation was computed. [2020-10-29 11:50:32,014 INFO L274 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-10-29 11:50:32,014 INFO L274 CegarLoopResult]: For program point L450-1(lines 442 470) no Hoare annotation was computed. [2020-10-29 11:50:32,014 INFO L277 CegarLoopResult]: At program point L448(line 448) the Hoare annotation is: true [2020-10-29 11:50:32,014 INFO L274 CegarLoopResult]: For program point L448-1(line 448) no Hoare annotation was computed. [2020-10-29 11:50:32,014 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 442 470) the Hoare annotation is: true [2020-10-29 11:50:32,014 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 442 470) no Hoare annotation was computed. [2020-10-29 11:50:32,015 INFO L270 CegarLoopResult]: At program point L457(line 457) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,015 INFO L274 CegarLoopResult]: For program point L455(lines 455 461) no Hoare annotation was computed. [2020-10-29 11:50:32,015 INFO L274 CegarLoopResult]: For program point L454(lines 454 464) no Hoare annotation was computed. [2020-10-29 11:50:32,015 INFO L277 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: true [2020-10-29 11:50:32,015 INFO L274 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-29 11:50:32,015 INFO L274 CegarLoopResult]: For program point L450(lines 450 467) no Hoare annotation was computed. [2020-10-29 11:50:32,015 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 362 384) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,015 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 362 384) no Hoare annotation was computed. [2020-10-29 11:50:32,015 INFO L270 CegarLoopResult]: At program point L374(line 374) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,016 INFO L270 CegarLoopResult]: At program point L374-1(line 374) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,016 INFO L274 CegarLoopResult]: For program point L372(lines 372 379) no Hoare annotation was computed. [2020-10-29 11:50:32,016 INFO L274 CegarLoopResult]: For program point L372-1(lines 372 379) no Hoare annotation was computed. [2020-10-29 11:50:32,016 INFO L274 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-10-29 11:50:32,016 INFO L270 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,016 INFO L270 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,016 INFO L270 CegarLoopResult]: At program point L368-1(line 368) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,016 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 362 384) no Hoare annotation was computed. [2020-10-29 11:50:32,016 INFO L274 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 316 339) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 316 339) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 316 339) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L333(line 333) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L327(line 327) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L326(line 326) no Hoare annotation was computed. [2020-10-29 11:50:32,017 INFO L274 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-10-29 11:50:32,018 INFO L274 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-10-29 11:50:32,018 INFO L274 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-10-29 11:50:32,018 INFO L274 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-10-29 11:50:32,018 INFO L274 CegarLoopResult]: For program point L193(lines 193 199) no Hoare annotation was computed. [2020-10-29 11:50:32,018 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 189 203) no Hoare annotation was computed. [2020-10-29 11:50:32,018 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 189 203) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:50:32,018 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 189 203) no Hoare annotation was computed. [2020-10-29 11:50:32,018 INFO L270 CegarLoopResult]: At program point L195(line 195) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:50:32,018 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 144 152) no Hoare annotation was computed. [2020-10-29 11:50:32,018 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 144 152) the Hoare annotation is: true [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 144 152) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point L160(lines 160 168) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point L160-2(lines 160 168) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point L183-1(line 183) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 153 188) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point L172(lines 172 180) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point L172-2(lines 172 180) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 153 188) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 153 188) no Hoare annotation was computed. [2020-10-29 11:50:32,019 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 397 403) no Hoare annotation was computed. [2020-10-29 11:50:32,020 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 397 403) the Hoare annotation is: true [2020-10-29 11:50:32,020 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 478 523) no Hoare annotation was computed. [2020-10-29 11:50:32,020 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 478 523) no Hoare annotation was computed. [2020-10-29 11:50:32,020 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 478 523) no Hoare annotation was computed. [2020-10-29 11:50:32,020 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 791 836) no Hoare annotation was computed. [2020-10-29 11:50:32,020 INFO L274 CegarLoopResult]: For program point L822(lines 822 823) no Hoare annotation was computed. [2020-10-29 11:50:32,020 INFO L274 CegarLoopResult]: For program point L815(lines 815 816) no Hoare annotation was computed. [2020-10-29 11:50:32,020 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 815 816) no Hoare annotation was computed. [2020-10-29 11:50:32,020 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 822 823) no Hoare annotation was computed. [2020-10-29 11:50:32,021 INFO L274 CegarLoopResult]: For program point L811(lines 811 818) no Hoare annotation was computed. [2020-10-29 11:50:32,021 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 791 836) no Hoare annotation was computed. [2020-10-29 11:50:32,021 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 791 836) no Hoare annotation was computed. [2020-10-29 11:50:32,021 INFO L274 CegarLoopResult]: For program point L805(lines 805 825) no Hoare annotation was computed. [2020-10-29 11:50:32,021 INFO L274 CegarLoopResult]: For program point L805-1(lines 805 825) no Hoare annotation was computed. [2020-10-29 11:50:32,021 INFO L270 CegarLoopResult]: At program point L353(line 353) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:50:32,021 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 348 358) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,021 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 348 358) no Hoare annotation was computed. [2020-10-29 11:50:32,021 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 348 358) no Hoare annotation was computed. [2020-10-29 11:50:32,021 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 133 143) the Hoare annotation is: true [2020-10-29 11:50:32,022 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 133 143) no Hoare annotation was computed. [2020-10-29 11:50:32,022 INFO L277 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: true [2020-10-29 11:50:32,022 INFO L274 CegarLoopResult]: For program point L138-1(line 138) no Hoare annotation was computed. [2020-10-29 11:50:32,022 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 133 143) no Hoare annotation was computed. [2020-10-29 11:50:32,022 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 125 132) the Hoare annotation is: true [2020-10-29 11:50:32,022 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 125 132) no Hoare annotation was computed. [2020-10-29 11:50:32,022 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 125 132) no Hoare annotation was computed. [2020-10-29 11:50:32,022 INFO L274 CegarLoopResult]: For program point L98-1(line 98) no Hoare annotation was computed. [2020-10-29 11:50:32,022 INFO L274 CegarLoopResult]: For program point L96(lines 96 113) no Hoare annotation was computed. [2020-10-29 11:50:32,022 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 92 116) no Hoare annotation was computed. [2020-10-29 11:50:32,022 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 92 116) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,023 INFO L270 CegarLoopResult]: At program point L111(line 111) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,023 INFO L274 CegarLoopResult]: For program point L111-1(lines 92 116) no Hoare annotation was computed. [2020-10-29 11:50:32,023 INFO L270 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:50:32,023 INFO L270 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:50:32,023 INFO L274 CegarLoopResult]: For program point L100(lines 100 108) no Hoare annotation was computed. [2020-10-29 11:50:32,023 INFO L270 CegarLoopResult]: At program point L98(line 98) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:50:32,023 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 84 90) no Hoare annotation was computed. [2020-10-29 11:50:32,023 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 84 90) the Hoare annotation is: true [2020-10-29 11:50:32,023 INFO L274 CegarLoopResult]: For program point L256(lines 256 271) no Hoare annotation was computed. [2020-10-29 11:50:32,023 INFO L270 CegarLoopResult]: At program point testENTRY(lines 216 283) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,024 INFO L270 CegarLoopResult]: At program point L248(line 248) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,024 INFO L274 CegarLoopResult]: For program point testFINAL(lines 216 283) no Hoare annotation was computed. [2020-10-29 11:50:32,024 INFO L274 CegarLoopResult]: For program point L246(lines 246 252) no Hoare annotation was computed. [2020-10-29 11:50:32,024 INFO L274 CegarLoopResult]: For program point L246-1(lines 246 252) no Hoare annotation was computed. [2020-10-29 11:50:32,024 INFO L270 CegarLoopResult]: At program point L273(lines 226 275) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,024 INFO L270 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,024 INFO L274 CegarLoopResult]: For program point L236(lines 236 242) no Hoare annotation was computed. [2020-10-29 11:50:32,024 INFO L274 CegarLoopResult]: For program point L236-1(lines 236 242) no Hoare annotation was computed. [2020-10-29 11:50:32,024 INFO L274 CegarLoopResult]: For program point L228(lines 228 232) no Hoare annotation was computed. [2020-10-29 11:50:32,025 INFO L270 CegarLoopResult]: At program point L276(lines 225 277) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,025 INFO L270 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,025 INFO L274 CegarLoopResult]: For program point L264(lines 264 270) no Hoare annotation was computed. [2020-10-29 11:50:32,025 INFO L270 CegarLoopResult]: At program point L264-1(lines 256 271) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,025 INFO L274 CegarLoopResult]: For program point L227(lines 226 275) no Hoare annotation was computed. [2020-10-29 11:50:32,025 INFO L274 CegarLoopResult]: For program point testEXIT(lines 216 283) no Hoare annotation was computed. [2020-10-29 11:50:32,025 INFO L270 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,025 INFO L274 CegarLoopResult]: For program point L769(lines 769 770) no Hoare annotation was computed. [2020-10-29 11:50:32,025 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 769 770) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point L765(lines 765 772) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 776 777) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 745 790) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point L759(lines 759 779) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point L759-1(lines 759 779) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 745 790) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 745 790) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point L776(lines 776 777) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 894 916) no Hoare annotation was computed. [2020-10-29 11:50:32,026 INFO L274 CegarLoopResult]: For program point L902(lines 902 910) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 894 916) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 894 916) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point L902-2(lines 902 910) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 387 396) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 387 396) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 387 396) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point L671(lines 671 687) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 642 744) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point L731(lines 731 738) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point L692(lines 691 711) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-10-29 11:50:32,027 INFO L274 CegarLoopResult]: For program point L723-1(line 723) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point L688(lines 688 729) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 642 744) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point L707(line 707) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point L707-1(line 707) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point L730(lines 730 741) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 642 744) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point L691-2(lines 691 711) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point L712(lines 690 713) no Hoare annotation was computed. [2020-10-29 11:50:32,028 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:50:32,029 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:50:32,029 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:50:32,029 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 117 124) no Hoare annotation was computed. [2020-10-29 11:50:32,029 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 117 124) no Hoare annotation was computed. [2020-10-29 11:50:32,029 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 117 124) no Hoare annotation was computed. [2020-10-29 11:50:32,029 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 917 925) the Hoare annotation is: true [2020-10-29 11:50:32,029 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 917 925) no Hoare annotation was computed. [2020-10-29 11:50:32,030 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 917 925) no Hoare annotation was computed. [2020-10-29 11:50:32,030 INFO L274 CegarLoopResult]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2020-10-29 11:50:32,030 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 873 884) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:50:32,030 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 873 884) no Hoare annotation was computed. [2020-10-29 11:50:32,030 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:50:32,030 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:50:32,030 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:50:32,030 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 885 893) the Hoare annotation is: true [2020-10-29 11:50:32,030 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 885 893) no Hoare annotation was computed. [2020-10-29 11:50:32,031 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 885 893) no Hoare annotation was computed. [2020-10-29 11:50:32,031 INFO L274 CegarLoopResult]: For program point L64(lines 60 82) no Hoare annotation was computed. [2020-10-29 11:50:32,031 INFO L274 CegarLoopResult]: For program point L62(lines 60 82) no Hoare annotation was computed. [2020-10-29 11:50:32,031 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 57 83) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,031 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 57 83) no Hoare annotation was computed. [2020-10-29 11:50:32,031 INFO L270 CegarLoopResult]: At program point L73(line 73) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,031 INFO L270 CegarLoopResult]: At program point L71(lines 71 77) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,031 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 57 83) no Hoare annotation was computed. [2020-10-29 11:50:32,031 INFO L270 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:50:32,032 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 286 315) no Hoare annotation was computed. [2020-10-29 11:50:32,032 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 286 315) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,032 INFO L277 CegarLoopResult]: At program point L311(lines 286 315) the Hoare annotation is: true [2020-10-29 11:50:32,032 INFO L274 CegarLoopResult]: For program point L307(line 307) no Hoare annotation was computed. [2020-10-29 11:50:32,032 INFO L274 CegarLoopResult]: For program point L300(lines 300 304) no Hoare annotation was computed. [2020-10-29 11:50:32,032 INFO L270 CegarLoopResult]: At program point L300-1(lines 300 304) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,032 INFO L274 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-10-29 11:50:32,032 INFO L270 CegarLoopResult]: At program point L296-2(lines 296 310) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,032 INFO L270 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:32,033 INFO L274 CegarLoopResult]: For program point L292-1(line 292) no Hoare annotation was computed. [2020-10-29 11:50:32,033 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 849 860) the Hoare annotation is: true [2020-10-29 11:50:32,033 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 849 860) no Hoare annotation was computed. [2020-10-29 11:50:32,033 INFO L274 CegarLoopResult]: For program point L853-1(lines 849 860) no Hoare annotation was computed. [2020-10-29 11:50:32,033 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 340 346) no Hoare annotation was computed. [2020-10-29 11:50:32,033 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 340 346) the Hoare annotation is: true [2020-10-29 11:50:32,033 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:50:32,033 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:50:32,033 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:50:32,033 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:50:32,034 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 204 211) no Hoare annotation was computed. [2020-10-29 11:50:32,034 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 204 211) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:50:32,034 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 204 211) no Hoare annotation was computed. [2020-10-29 11:50:32,034 INFO L274 CegarLoopResult]: For program point L865-1(lines 861 872) no Hoare annotation was computed. [2020-10-29 11:50:32,034 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 861 872) no Hoare annotation was computed. [2020-10-29 11:50:32,034 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 861 872) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:50:32,034 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 838 845) no Hoare annotation was computed. [2020-10-29 11:50:32,034 INFO L274 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-29 11:50:32,034 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 838 845) the Hoare annotation is: true [2020-10-29 11:50:32,034 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 838 845) no Hoare annotation was computed. [2020-10-29 11:50:32,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:50:32 BoogieIcfgContainer [2020-10-29 11:50:32,051 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:50:32,053 INFO L168 Benchmark]: Toolchain (without parser) took 30810.25 ms. Allocated memory was 158.3 MB in the beginning and 629.1 MB in the end (delta: 470.8 MB). Free memory was 132.4 MB in the beginning and 445.1 MB in the end (delta: -312.7 MB). Peak memory consumption was 380.4 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:32,053 INFO L168 Benchmark]: CDTParser took 0.82 ms. Allocated memory is still 158.3 MB. Free memory is still 133.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:50:32,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.66 ms. Allocated memory is still 158.3 MB. Free memory was 131.7 MB in the beginning and 111.0 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:32,055 INFO L168 Benchmark]: Boogie Preprocessor took 120.29 ms. Allocated memory is still 158.3 MB. Free memory was 111.0 MB in the beginning and 107.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:32,056 INFO L168 Benchmark]: RCFGBuilder took 1714.93 ms. Allocated memory was 158.3 MB in the beginning and 194.0 MB in the end (delta: 35.7 MB). Free memory was 107.1 MB in the beginning and 168.8 MB in the end (delta: -61.7 MB). Peak memory consumption was 40.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:32,057 INFO L168 Benchmark]: TraceAbstraction took 28430.60 ms. Allocated memory was 194.0 MB in the beginning and 629.1 MB in the end (delta: 435.2 MB). Free memory was 168.3 MB in the beginning and 445.1 MB in the end (delta: -276.8 MB). Peak memory consumption was 379.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:32,061 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 ms. Allocated memory is still 158.3 MB. Free memory is still 133.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 532.66 ms. Allocated memory is still 158.3 MB. Free memory was 131.7 MB in the beginning and 111.0 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 120.29 ms. Allocated memory is still 158.3 MB. Free memory was 111.0 MB in the beginning and 107.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1714.93 ms. Allocated memory was 158.3 MB in the beginning and 194.0 MB in the end (delta: 35.7 MB). Free memory was 107.1 MB in the beginning and 168.8 MB in the end (delta: -61.7 MB). Peak memory consumption was 40.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 28430.60 ms. Allocated memory was 194.0 MB in the beginning and 629.1 MB in the end (delta: 435.2 MB). Free memory was 168.3 MB in the beginning and 445.1 MB in the end (delta: -276.8 MB). Peak memory consumption was 379.0 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: 776]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 769]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 815]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 822]: 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: 296]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 236 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.7s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 5.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 215 SDtfs, 403 SDslu, 257 SDs, 0 SdLazy, 755 SolverSat, 291 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=1, 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, 2 MinimizatonAttempts, 48 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 253 PreInvPairs, 307 NumberOfFragments, 704 HoareAnnotationTreeSize, 253 FomulaSimplifications, 6040 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 58 FomulaSimplificationsInter, 9454 FormulaSimplificationTreeSizeReductionInter, 9.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 10.4s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 132 ConstructedInterpolants, 0 QuantifiedInterpolants, 49110 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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...