/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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:50:20,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:50:20,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:50:20,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:50:20,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:50:20,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:50:20,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:50:20,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:50:20,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:50:20,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:50:20,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:50:20,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:50:20,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:50:20,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:50:20,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:50:20,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:50:20,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:50:20,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:50:20,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:50:20,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:50:20,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:50:20,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:50:20,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:50:20,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:50:20,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:50:20,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:50:20,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:50:20,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:50:20,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:50:20,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:50:20,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:50:20,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:50:20,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:50:20,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:50:20,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:50:20,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:50:20,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:50:20,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:50:20,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:50:20,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:50:20,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:50:20,415 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 11:50:20,465 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:50:20,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:50:20,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:50:20,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:50:20,471 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:50:20,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:50:20,471 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:50:20,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:50:20,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:50:20,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:50:20,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:50:20,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:50:20,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:50:20,474 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:50:20,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:50:20,474 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:50:20,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:50:20,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:50:20,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:50:20,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:50:20,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:50:20,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:50:20,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:50:20,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:50:20,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:50:20,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:50:20,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:50:20,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:50:20,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:50:20,477 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:50:20,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:50:20,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:50:20,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:50:20,892 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:50:20,893 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:50:20,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2020-10-29 11:50:20,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c546c6afd/618e17c28fd4467db7b6fdbac0c7def5/FLAG627d9356d [2020-10-29 11:50:21,722 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:50:21,722 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2020-10-29 11:50:21,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c546c6afd/618e17c28fd4467db7b6fdbac0c7def5/FLAG627d9356d [2020-10-29 11:50:21,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c546c6afd/618e17c28fd4467db7b6fdbac0c7def5 [2020-10-29 11:50:21,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:50:21,996 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:50:21,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:50:21,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:50:22,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:50:22,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:50:21" (1/1) ... [2020-10-29 11:50:22,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed4a7a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22, skipping insertion in model container [2020-10-29 11:50:22,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:50:21" (1/1) ... [2020-10-29 11:50:22,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:50:22,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:50:22,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:50:22,429 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:50:22,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:50:22,563 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:50:22,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22 WrapperNode [2020-10-29 11:50:22,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:50:22,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:50:22,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:50:22,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:50:22,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22" (1/1) ... [2020-10-29 11:50:22,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22" (1/1) ... [2020-10-29 11:50:22,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22" (1/1) ... [2020-10-29 11:50:22,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22" (1/1) ... [2020-10-29 11:50:22,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22" (1/1) ... [2020-10-29 11:50:22,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22" (1/1) ... [2020-10-29 11:50:22,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22" (1/1) ... [2020-10-29 11:50:22,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:50:22,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:50:22,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:50:22,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:50:22,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22" (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 11:50:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:50:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:50:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:50:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:50:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:50:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:50:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:50:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:50:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:50:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:50:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:50:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:50:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:50:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:50:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:50:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:50:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:50:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:50:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:50:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:50:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:50:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-29 11:50:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:50:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:50:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:50:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:50:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:50:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:50:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:50:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:50:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:50:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:50:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:50:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:50:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:50:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:50:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:50:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:50:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:50:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:50:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:50:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:50:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:50:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:50:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:50:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:50:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:50:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:50:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:50:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:50:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:50:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:50:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:50:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:50:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:50:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:50:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:50:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:50:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:50:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:50:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:50:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:50:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:50:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:50:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:50:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:50:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:50:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:50:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:50:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:50:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:50:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:50:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:50:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:50:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:50:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:50:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:50:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:50:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:50:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:50:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:50:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:50:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:50:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:50:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:50:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:50:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:50:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:50:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:50:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-29 11:50:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:50:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:50:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:50:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:50:26,243 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:50:26,243 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:50:26,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:50:26 BoogieIcfgContainer [2020-10-29 11:50:26,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:50:26,251 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:50:26,252 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:50:26,255 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:50:26,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:50:21" (1/3) ... [2020-10-29 11:50:26,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@633ead12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:50:26, skipping insertion in model container [2020-10-29 11:50:26,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:22" (2/3) ... [2020-10-29 11:50:26,257 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@633ead12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:50:26, skipping insertion in model container [2020-10-29 11:50:26,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:50:26" (3/3) ... [2020-10-29 11:50:26,259 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product14.cil.c [2020-10-29 11:50:26,272 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:50:26,277 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:50:26,289 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:50:26,316 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:50:26,316 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:50:26,316 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:50:26,316 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:50:26,316 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:50:26,316 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:50:26,316 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:50:26,317 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:50:26,340 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2020-10-29 11:50:26,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:50:26,351 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:50:26,352 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 11:50:26,353 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 11:50:26,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:50:26,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1040990253, now seen corresponding path program 1 times [2020-10-29 11:50:26,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:50:26,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [808477701] [2020-10-29 11:50:26,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:50:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:26,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:26,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:27,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:28,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:28,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:31,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:31,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-29 11:50:31,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:50:31,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-29 11:50:31,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:31,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:31,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:50:31,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:31,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:50:31,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 11:50:32,191 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:32,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:32,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-29 11:50:32,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:50:32,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:32,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:50:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:32,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:32,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:32,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:32,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:50:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:32,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:32,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:32,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:32,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:32,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:32,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:50:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:32,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:50:32,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:32,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:32,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:32,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:32,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:50:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:32,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:32,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:32,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:32,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:32,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:32,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:50:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:32,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:32,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:32,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:32,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:32,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:32,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:50:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:50:32,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:50:32,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:32,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:32,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:50:32,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:32,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:32,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:32,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:32,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:32,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:32,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:32,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:50:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:32,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:32,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:32,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:32,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:32,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:32,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:50:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:32,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:32,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:32,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:32,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:32,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:32,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:32,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:32,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:32,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:32,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:32,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:32,507 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 11:50:32,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [808477701] [2020-10-29 11:50:32,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:50:32,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 11:50:32,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59971427] [2020-10-29 11:50:32,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 11:50:32,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:50:32,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 11:50:32,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 11:50:32,543 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 6 states. [2020-10-29 11:50:33,075 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:50:34,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:50:34,219 INFO L93 Difference]: Finished difference Result 264 states and 340 transitions. [2020-10-29 11:50:34,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 11:50:34,222 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-29 11:50:34,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:50:34,236 INFO L225 Difference]: With dead ends: 264 [2020-10-29 11:50:34,236 INFO L226 Difference]: Without dead ends: 145 [2020-10-29 11:50:34,241 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 11:50:34,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-10-29 11:50:34,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 117. [2020-10-29 11:50:34,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2020-10-29 11:50:34,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 134 transitions. [2020-10-29 11:50:34,344 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 134 transitions. Word has length 60 [2020-10-29 11:50:34,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:50:34,345 INFO L481 AbstractCegarLoop]: Abstraction has 117 states and 134 transitions. [2020-10-29 11:50:34,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 11:50:34,345 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 134 transitions. [2020-10-29 11:50:34,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-29 11:50:34,350 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:50:34,350 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 11:50:34,350 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:50:34,351 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 11:50:34,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:50:34,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1106592217, now seen corresponding path program 1 times [2020-10-29 11:50:34,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:50:34,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [701974384] [2020-10-29 11:50:34,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:50:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:35,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:36,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:39,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:39,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-29 11:50:39,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:50:39,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 11:50:39,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:39,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:39,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:50:39,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:39,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 11:50:39,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:39,777 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:39,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:39,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:39,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:39,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:39,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:39,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-29 11:50:39,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:39,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:39,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:39,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:39,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:50:39,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:39,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:50:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:39,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:39,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:39,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:39,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:39,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:50:39,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:39,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:39,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:39,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:39,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:39,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:39,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:50:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:39,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:40,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:40,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:50:40,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:40,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:40,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:40,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:50:40,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:50:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:40,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:40,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:40,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:40,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:40,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:40,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:40,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:40,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:50:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:40,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:40,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:40,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:40,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:40,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:40,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:40,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:40,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:50:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:40,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:40,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:40,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:40,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:40,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:40,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:40,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:40,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:50:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:40,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:50:40,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:40,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:50:40,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:40,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:40,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:50:40,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:40,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:40,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:40,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:40,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:40,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:40,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:40,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:40,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:40,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 11:50:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:40,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:50:40,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:50:40,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:50:40,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:50:40,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:50:40,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:50:40,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:40,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:50:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:40,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:40,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:40,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:40,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:40,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:40,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:40,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:40,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-29 11:50:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:40,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:40,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:40,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:40,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:40,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:40,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:40,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:40,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 11:50:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:40,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:40,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:40,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:40,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:40,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:50:40,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:40,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:40,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:50:40,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:40,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:40,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:40,166 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 11:50:40,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [701974384] [2020-10-29 11:50:40,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:50:40,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:50:40,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416033705] [2020-10-29 11:50:40,169 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:50:40,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:50:40,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:50:40,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:50:40,170 INFO L87 Difference]: Start difference. First operand 117 states and 134 transitions. Second operand 10 states. [2020-10-29 11:50:40,739 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:50:41,785 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-29 11:50:42,683 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:50:43,009 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:50:43,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:50:43,098 INFO L93 Difference]: Finished difference Result 207 states and 261 transitions. [2020-10-29 11:50:43,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:50:43,103 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 74 [2020-10-29 11:50:43,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:50:43,105 INFO L225 Difference]: With dead ends: 207 [2020-10-29 11:50:43,105 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:50:43,108 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:50:43,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:50:43,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:50:43,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:50:43,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:50:43,109 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2020-10-29 11:50:43,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:50:43,109 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:50:43,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:50:43,109 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:50:43,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:50:43,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:50:43,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:50:43,238 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:50:44,497 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2020-10-29 11:50:44,693 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:44,946 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:45,147 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2020-10-29 11:50:45,405 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 11 [2020-10-29 11:50:45,690 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:45,941 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2020-10-29 11:50:46,160 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-29 11:50:46,370 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:46,591 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:46,806 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-29 11:50:47,001 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-29 11:50:47,248 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:47,441 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2020-10-29 11:50:47,640 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-29 11:50:47,861 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:48,078 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:48,299 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:48,520 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2020-10-29 11:50:48,530 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:50:48,530 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:50:48,531 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:50:48,531 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:50:48,531 INFO L274 CegarLoopResult]: For program point L282(lines 282 286) no Hoare annotation was computed. [2020-10-29 11:50:48,531 INFO L274 CegarLoopResult]: For program point L282-1(lines 282 286) no Hoare annotation was computed. [2020-10-29 11:50:48,531 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-29 11:50:48,531 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 251 306) no Hoare annotation was computed. [2020-10-29 11:50:48,532 INFO L274 CegarLoopResult]: For program point L276-2(lines 276 297) no Hoare annotation was computed. [2020-10-29 11:50:48,532 INFO L274 CegarLoopResult]: For program point L298(lines 275 299) no Hoare annotation was computed. [2020-10-29 11:50:48,532 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 251 306) no Hoare annotation was computed. [2020-10-29 11:50:48,532 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 251 306) no Hoare annotation was computed. [2020-10-29 11:50:48,532 INFO L274 CegarLoopResult]: For program point L352(line 352) no Hoare annotation was computed. [2020-10-29 11:50:48,532 INFO L274 CegarLoopResult]: For program point L352-1(line 352) no Hoare annotation was computed. [2020-10-29 11:50:48,532 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 307 366) no Hoare annotation was computed. [2020-10-29 11:50:48,533 INFO L274 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-10-29 11:50:48,533 INFO L274 CegarLoopResult]: For program point L339-1(lines 339 343) no Hoare annotation was computed. [2020-10-29 11:50:48,533 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 307 366) no Hoare annotation was computed. [2020-10-29 11:50:48,533 INFO L274 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-10-29 11:50:48,533 INFO L274 CegarLoopResult]: For program point L333-2(lines 333 358) no Hoare annotation was computed. [2020-10-29 11:50:48,533 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 307 366) no Hoare annotation was computed. [2020-10-29 11:50:48,534 INFO L274 CegarLoopResult]: For program point L359(lines 332 360) no Hoare annotation was computed. [2020-10-29 11:50:48,534 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 897 903) the Hoare annotation is: true [2020-10-29 11:50:48,534 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 897 903) no Hoare annotation was computed. [2020-10-29 11:50:48,534 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 904 912) no Hoare annotation was computed. [2020-10-29 11:50:48,534 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 904 912) the Hoare annotation is: true [2020-10-29 11:50:48,534 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 904 912) no Hoare annotation was computed. [2020-10-29 11:50:48,534 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 46 53) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-29 11:50:48,534 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 46 53) no Hoare annotation was computed. [2020-10-29 11:50:48,535 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 46 53) no Hoare annotation was computed. [2020-10-29 11:50:48,535 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 54 63) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-29 11:50:48,535 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-29 11:50:48,535 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 54 63) no Hoare annotation was computed. [2020-10-29 11:50:48,535 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 54 63) no Hoare annotation was computed. [2020-10-29 11:50:48,535 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 64 92) the Hoare annotation is: true [2020-10-29 11:50:48,535 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-29 11:50:48,535 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-29 11:50:48,535 INFO L274 CegarLoopResult]: For program point L76(lines 76 86) no Hoare annotation was computed. [2020-10-29 11:50:48,535 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 64 92) no Hoare annotation was computed. [2020-10-29 11:50:48,536 INFO L277 CegarLoopResult]: At program point L74(line 74) the Hoare annotation is: true [2020-10-29 11:50:48,536 INFO L274 CegarLoopResult]: For program point L74-1(line 74) no Hoare annotation was computed. [2020-10-29 11:50:48,536 INFO L274 CegarLoopResult]: For program point L72(lines 72 89) no Hoare annotation was computed. [2020-10-29 11:50:48,536 INFO L274 CegarLoopResult]: For program point L72-1(lines 64 92) no Hoare annotation was computed. [2020-10-29 11:50:48,536 INFO L277 CegarLoopResult]: At program point L70(line 70) the Hoare annotation is: true [2020-10-29 11:50:48,536 INFO L274 CegarLoopResult]: For program point L70-1(line 70) no Hoare annotation was computed. [2020-10-29 11:50:48,536 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 175 197) 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 11:50:48,536 INFO L270 CegarLoopResult]: At program point L187(line 187) 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 11:50:48,537 INFO L270 CegarLoopResult]: At program point L187-1(line 187) 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 11:50:48,537 INFO L274 CegarLoopResult]: For program point L185(lines 185 192) no Hoare annotation was computed. [2020-10-29 11:50:48,537 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 175 197) no Hoare annotation was computed. [2020-10-29 11:50:48,537 INFO L274 CegarLoopResult]: For program point L185-1(lines 185 192) no Hoare annotation was computed. [2020-10-29 11:50:48,537 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-29 11:50:48,537 INFO L270 CegarLoopResult]: At program point L182(line 182) 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 11:50:48,537 INFO L270 CegarLoopResult]: At program point L181(line 181) 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 11:50:48,537 INFO L270 CegarLoopResult]: At program point L181-1(line 181) 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 11:50:48,538 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 175 197) no Hoare annotation was computed. [2020-10-29 11:50:48,538 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 129 152) no Hoare annotation was computed. [2020-10-29 11:50:48,538 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 129 152) no Hoare annotation was computed. [2020-10-29 11:50:48,538 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 129 152) no Hoare annotation was computed. [2020-10-29 11:50:48,538 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-29 11:50:48,538 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-10-29 11:50:48,538 INFO L274 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-29 11:50:48,538 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-29 11:50:48,538 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-29 11:50:48,538 INFO L274 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L274 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L274 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 601 607) no Hoare annotation was computed. [2020-10-29 11:50:48,539 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 601 607) the Hoare annotation is: true [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 634 641) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 634 641) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 634 641) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 678 686) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 678 686) the Hoare annotation is: true [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 678 686) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point L706-2(lines 706 714) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point L694(lines 694 702) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point L694-2(lines 694 702) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 687 722) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2020-10-29 11:50:48,540 INFO L274 CegarLoopResult]: For program point L717-1(line 717) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 687 722) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 687 722) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point L706(lines 706 714) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 890 896) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 890 896) the Hoare annotation is: true [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 205 250) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 205 250) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 205 250) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point L542(lines 542 543) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point L538(lines 538 545) no Hoare annotation was computed. [2020-10-29 11:50:48,541 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 518 563) no Hoare annotation was computed. [2020-10-29 11:50:48,542 INFO L274 CegarLoopResult]: For program point L532(lines 532 552) no Hoare annotation was computed. [2020-10-29 11:50:48,542 INFO L274 CegarLoopResult]: For program point L532-1(lines 532 552) no Hoare annotation was computed. [2020-10-29 11:50:48,542 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 542 543) no Hoare annotation was computed. [2020-10-29 11:50:48,542 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 549 550) no Hoare annotation was computed. [2020-10-29 11:50:48,542 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 518 563) no Hoare annotation was computed. [2020-10-29 11:50:48,542 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 518 563) no Hoare annotation was computed. [2020-10-29 11:50:48,542 INFO L274 CegarLoopResult]: For program point L549(lines 549 550) no Hoare annotation was computed. [2020-10-29 11:50:48,542 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 161 171) 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 11:50:48,542 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 161 171) no Hoare annotation was computed. [2020-10-29 11:50:48,543 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 161 171) no Hoare annotation was computed. [2020-10-29 11:50:48,543 INFO L270 CegarLoopResult]: At program point L166(line 166) 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 11:50:48,543 INFO L277 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: true [2020-10-29 11:50:48,543 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 667 677) the Hoare annotation is: true [2020-10-29 11:50:48,543 INFO L274 CegarLoopResult]: For program point L672-1(line 672) no Hoare annotation was computed. [2020-10-29 11:50:48,543 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 667 677) no Hoare annotation was computed. [2020-10-29 11:50:48,543 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 667 677) no Hoare annotation was computed. [2020-10-29 11:50:48,543 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 659 666) the Hoare annotation is: true [2020-10-29 11:50:48,543 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 659 666) no Hoare annotation was computed. [2020-10-29 11:50:48,543 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 659 666) no Hoare annotation was computed. [2020-10-29 11:50:48,544 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 609 633) no Hoare annotation was computed. [2020-10-29 11:50:48,544 INFO L270 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:48,544 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 609 633) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:48,544 INFO L274 CegarLoopResult]: For program point L628-1(lines 609 633) no Hoare annotation was computed. [2020-10-29 11:50:48,544 INFO L270 CegarLoopResult]: At program point L623(line 623) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:48,544 INFO L270 CegarLoopResult]: At program point L619(line 619) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:48,544 INFO L274 CegarLoopResult]: For program point L617(lines 617 625) no Hoare annotation was computed. [2020-10-29 11:50:48,544 INFO L270 CegarLoopResult]: At program point L615(line 615) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:48,544 INFO L274 CegarLoopResult]: For program point L615-1(line 615) no Hoare annotation was computed. [2020-10-29 11:50:48,544 INFO L274 CegarLoopResult]: For program point L613(lines 613 630) no Hoare annotation was computed. [2020-10-29 11:50:48,545 INFO L274 CegarLoopResult]: For program point L832(lines 832 838) no Hoare annotation was computed. [2020-10-29 11:50:48,545 INFO L270 CegarLoopResult]: At program point testENTRY(lines 812 877) 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 11:50:48,545 INFO L274 CegarLoopResult]: For program point L832-1(lines 832 838) no Hoare annotation was computed. [2020-10-29 11:50:48,545 INFO L274 CegarLoopResult]: For program point L824(lines 824 828) no Hoare annotation was computed. [2020-10-29 11:50:48,545 INFO L274 CegarLoopResult]: For program point testFINAL(lines 812 877) no Hoare annotation was computed. [2020-10-29 11:50:48,545 INFO L270 CegarLoopResult]: At program point L870(lines 821 871) 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 11:50:48,545 INFO L274 CegarLoopResult]: For program point L860(lines 860 864) no Hoare annotation was computed. [2020-10-29 11:50:48,545 INFO L270 CegarLoopResult]: At program point L860-2(lines 852 865) 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 11:50:48,545 INFO L274 CegarLoopResult]: For program point L823(lines 822 869) no Hoare annotation was computed. [2020-10-29 11:50:48,546 INFO L270 CegarLoopResult]: At program point L854(line 854) 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 11:50:48,546 INFO L274 CegarLoopResult]: For program point L852(lines 852 865) no Hoare annotation was computed. [2020-10-29 11:50:48,546 INFO L270 CegarLoopResult]: At program point L844(line 844) 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 11:50:48,546 INFO L274 CegarLoopResult]: For program point L842(lines 842 848) no Hoare annotation was computed. [2020-10-29 11:50:48,546 INFO L274 CegarLoopResult]: For program point L842-1(lines 842 848) no Hoare annotation was computed. [2020-10-29 11:50:48,546 INFO L270 CegarLoopResult]: At program point L867(lines 822 869) 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 11:50:48,546 INFO L274 CegarLoopResult]: For program point testEXIT(lines 812 877) no Hoare annotation was computed. [2020-10-29 11:50:48,546 INFO L270 CegarLoopResult]: At program point L834(line 834) 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 11:50:48,547 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 496 497) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 503 504) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 472 517) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point L503(lines 503 504) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 472 517) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 472 517) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point L496(lines 496 497) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point L492(lines 492 499) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point L486(lines 486 506) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point L486-1(lines 486 506) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point L787-2(lines 787 795) no Hoare annotation was computed. [2020-10-29 11:50:48,547 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 779 801) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 779 801) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 779 801) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point L787(lines 787 795) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point L415(lines 415 456) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 369 471) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point L434-1(line 434) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point L393(lines 393 397) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point L457(lines 457 468) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 369 471) no Hoare annotation was computed. [2020-10-29 11:50:48,548 INFO L274 CegarLoopResult]: For program point L420(lines 420 424) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point L418-2(lines 418 438) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point L439(lines 417 440) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 369 471) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point L398(lines 398 414) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point L458(lines 458 465) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point L419(lines 418 438) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 880 889) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 880 889) no Hoare annotation was computed. [2020-10-29 11:50:48,549 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 880 889) no Hoare annotation was computed. [2020-10-29 11:50:48,550 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:50:48,550 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#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~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:50:48,550 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:50:48,550 INFO L274 CegarLoopResult]: For program point L653(line 653) no Hoare annotation was computed. [2020-10-29 11:50:48,550 INFO L274 CegarLoopResult]: For program point L653-1(lines 642 658) no Hoare annotation was computed. [2020-10-29 11:50:48,550 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 642 658) no Hoare annotation was computed. [2020-10-29 11:50:48,550 INFO L274 CegarLoopResult]: For program point L649(lines 649 655) no Hoare annotation was computed. [2020-10-29 11:50:48,551 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 642 658) no Hoare annotation was computed. [2020-10-29 11:50:48,551 INFO L274 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-10-29 11:50:48,551 INFO L274 CegarLoopResult]: For program point L647-1(line 647) no Hoare annotation was computed. [2020-10-29 11:50:48,551 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 802 810) the Hoare annotation is: true [2020-10-29 11:50:48,551 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 802 810) no Hoare annotation was computed. [2020-10-29 11:50:48,551 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 802 810) no Hoare annotation was computed. [2020-10-29 11:50:48,551 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 758 769) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:50:48,551 INFO L274 CegarLoopResult]: For program point L762-1(lines 758 769) no Hoare annotation was computed. [2020-10-29 11:50:48,551 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 758 769) no Hoare annotation was computed. [2020-10-29 11:50:48,551 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:50:48,552 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:50:48,552 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:50:48,552 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 574 600) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:48,552 INFO L270 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:48,552 INFO L270 CegarLoopResult]: At program point L588(lines 588 594) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:48,552 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 574 600) no Hoare annotation was computed. [2020-10-29 11:50:48,552 INFO L270 CegarLoopResult]: At program point L583(line 583) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:48,552 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 574 600) no Hoare annotation was computed. [2020-10-29 11:50:48,552 INFO L274 CegarLoopResult]: For program point L581(lines 577 599) no Hoare annotation was computed. [2020-10-29 11:50:48,553 INFO L274 CegarLoopResult]: For program point L579(lines 577 599) no Hoare annotation was computed. [2020-10-29 11:50:48,553 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 96 125) no Hoare annotation was computed. [2020-10-29 11:50:48,553 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 96 125) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:48,553 INFO L277 CegarLoopResult]: At program point L121(lines 96 125) the Hoare annotation is: true [2020-10-29 11:50:48,553 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-29 11:50:48,553 INFO L274 CegarLoopResult]: For program point L110(lines 110 114) no Hoare annotation was computed. [2020-10-29 11:50:48,553 INFO L270 CegarLoopResult]: At program point L110-1(lines 110 114) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:48,553 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-29 11:50:48,553 INFO L270 CegarLoopResult]: At program point L106-2(lines 106 120) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:48,554 INFO L270 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:48,554 INFO L274 CegarLoopResult]: For program point L102-1(line 102) no Hoare annotation was computed. [2020-10-29 11:50:48,554 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 770 778) the Hoare annotation is: true [2020-10-29 11:50:48,554 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 770 778) no Hoare annotation was computed. [2020-10-29 11:50:48,554 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 770 778) no Hoare annotation was computed. [2020-10-29 11:50:48,554 INFO L274 CegarLoopResult]: For program point L738-1(lines 734 745) no Hoare annotation was computed. [2020-10-29 11:50:48,554 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 734 745) the Hoare annotation is: true [2020-10-29 11:50:48,554 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 734 745) no Hoare annotation was computed. [2020-10-29 11:50:48,554 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 153 159) no Hoare annotation was computed. [2020-10-29 11:50:48,555 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 153 159) the Hoare annotation is: true [2020-10-29 11:50:48,555 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:50:48,555 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:50:48,555 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:50:48,555 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:50:48,555 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 723 730) no Hoare annotation was computed. [2020-10-29 11:50:48,555 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 723 730) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-10-29 11:50:48,555 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 723 730) no Hoare annotation was computed. [2020-10-29 11:50:48,555 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 746 757) no Hoare annotation was computed. [2020-10-29 11:50:48,555 INFO L274 CegarLoopResult]: For program point L750-1(lines 746 757) no Hoare annotation was computed. [2020-10-29 11:50:48,555 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 746 757) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:50:48,556 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 914 921) no Hoare annotation was computed. [2020-10-29 11:50:48,556 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 914 921) the Hoare annotation is: true [2020-10-29 11:50:48,556 INFO L274 CegarLoopResult]: For program point L918(line 918) no Hoare annotation was computed. [2020-10-29 11:50:48,556 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 914 921) no Hoare annotation was computed. [2020-10-29 11:50:48,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:50:48 BoogieIcfgContainer [2020-10-29 11:50:48,573 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:50:48,575 INFO L168 Benchmark]: Toolchain (without parser) took 26584.11 ms. Allocated memory was 125.8 MB in the beginning and 390.1 MB in the end (delta: 264.2 MB). Free memory was 100.2 MB in the beginning and 258.6 MB in the end (delta: -158.4 MB). Peak memory consumption was 234.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:48,576 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:50:48,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.78 ms. Allocated memory is still 125.8 MB. Free memory was 99.6 MB in the beginning and 78.9 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:48,577 INFO L168 Benchmark]: Boogie Preprocessor took 152.80 ms. Allocated memory is still 125.8 MB. Free memory was 78.9 MB in the beginning and 75.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:48,578 INFO L168 Benchmark]: RCFGBuilder took 3528.16 ms. Allocated memory was 125.8 MB in the beginning and 156.2 MB in the end (delta: 30.4 MB). Free memory was 75.2 MB in the beginning and 100.7 MB in the end (delta: -25.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:48,579 INFO L168 Benchmark]: TraceAbstraction took 22321.62 ms. Allocated memory was 156.2 MB in the beginning and 390.1 MB in the end (delta: 233.8 MB). Free memory was 100.7 MB in the beginning and 258.6 MB in the end (delta: -158.0 MB). Peak memory consumption was 203.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:48,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 567.78 ms. Allocated memory is still 125.8 MB. Free memory was 99.6 MB in the beginning and 78.9 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 152.80 ms. Allocated memory is still 125.8 MB. Free memory was 78.9 MB in the beginning and 75.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 3528.16 ms. Allocated memory was 125.8 MB in the beginning and 156.2 MB in the end (delta: 30.4 MB). Free memory was 75.2 MB in the beginning and 100.7 MB in the end (delta: -25.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 22321.62 ms. Allocated memory was 156.2 MB in the beginning and 390.1 MB in the end (delta: 233.8 MB). Free memory was 100.7 MB in the beginning and 258.6 MB in the end (delta: -158.0 MB). Peak memory consumption was 203.3 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: 503]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 542]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 549]: 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: 822]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (1 == systemActive && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.7s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 187 SDtfs, 443 SDslu, 139 SDs, 0 SdLazy, 500 SolverSat, 306 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=171occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 28 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 159 PreInvPairs, 191 NumberOfFragments, 777 HoareAnnotationTreeSize, 159 FomulaSimplifications, 4509 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 5869 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 11.6s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 132 ConstructedInterpolants, 0 QuantifiedInterpolants, 47358 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...