/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_spec4_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:43:31,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:43:31,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:43:31,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:43:31,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:43:32,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:43:32,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:43:32,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:43:32,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:43:32,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:43:32,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:43:32,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:43:32,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:43:32,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:43:32,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:43:32,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:43:32,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:43:32,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:43:32,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:43:32,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:43:32,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:43:32,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:43:32,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:43:32,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:43:32,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:43:32,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:43:32,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:43:32,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:43:32,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:43:32,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:43:32,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:43:32,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:43:32,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:43:32,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:43:32,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:43:32,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:43:32,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:43:32,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:43:32,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:43:32,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:43:32,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:43:32,047 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 11:43:32,081 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:43:32,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:43:32,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:43:32,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:43:32,084 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:43:32,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:43:32,085 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:43:32,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:43:32,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:43:32,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:43:32,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:43:32,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:43:32,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:43:32,086 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:43:32,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:43:32,087 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:43:32,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:43:32,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:43:32,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:43:32,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:43:32,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:43:32,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:43:32,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:43:32,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:43:32,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:43:32,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:43:32,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:43:32,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:43:32,090 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:43:32,090 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:43:32,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:43:32,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:43:32,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:43:32,578 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:43:32,579 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:43:32,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2020-10-29 11:43:32,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97f331140/4f952a9987c04f1da35f213d9d6d6cde/FLAG657ec2010 [2020-10-29 11:43:33,411 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:43:33,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2020-10-29 11:43:33,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97f331140/4f952a9987c04f1da35f213d9d6d6cde/FLAG657ec2010 [2020-10-29 11:43:33,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97f331140/4f952a9987c04f1da35f213d9d6d6cde [2020-10-29 11:43:33,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:43:33,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:43:33,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:33,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:43:33,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:43:33,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:33" (1/1) ... [2020-10-29 11:43:33,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56597449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:33, skipping insertion in model container [2020-10-29 11:43:33,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:33" (1/1) ... [2020-10-29 11:43:33,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:43:33,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:43:33,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:33,853 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:43:33,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:34,028 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:43:34,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34 WrapperNode [2020-10-29 11:43:34,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:34,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:43:34,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:43:34,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:43:34,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34" (1/1) ... [2020-10-29 11:43:34,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34" (1/1) ... [2020-10-29 11:43:34,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34" (1/1) ... [2020-10-29 11:43:34,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34" (1/1) ... [2020-10-29 11:43:34,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34" (1/1) ... [2020-10-29 11:43:34,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34" (1/1) ... [2020-10-29 11:43:34,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34" (1/1) ... [2020-10-29 11:43:34,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:43:34,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:43:34,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:43:34,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:43:34,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34" (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 11:43:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:43:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:43:34,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:34,230 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:43:34,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:43:34,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:34,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:34,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:34,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:43:34,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:43:34,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:43:34,231 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:43:34,231 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:43:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:43:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:43:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:43:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:43:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:43:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:43:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:43:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:43:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:43:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:43:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:43:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:43:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:43:34,234 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:43:34,234 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:43:34,234 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:43:34,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:43:34,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:43:34,234 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:43:34,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:43:34,235 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:43:34,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:34,235 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:43:34,235 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:43:34,235 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:43:34,235 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:43:34,236 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:43:34,236 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:43:34,236 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:43:34,236 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:43:34,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:43:34,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:43:34,236 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:43:34,237 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:43:34,237 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:43:34,237 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:43:34,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:34,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:43:34,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:43:34,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:43:34,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:43:34,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:34,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:43:34,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:34,238 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:34,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:43:34,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:43:34,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:43:34,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:43:34,239 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:43:34,239 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:43:34,240 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:43:34,240 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:43:34,240 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:43:34,240 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:43:34,240 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:43:34,240 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:43:34,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:43:34,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:43:34,241 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:43:34,241 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:43:34,241 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:43:34,241 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:43:34,242 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:43:34,242 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:43:34,242 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:43:34,242 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:43:34,242 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:43:34,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:43:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:43:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:43:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:43:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:43:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:43:34,244 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:43:34,244 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:43:34,244 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:43:34,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:43:34,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:43:34,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:43:37,508 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:43:37,509 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:43:37,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:37 BoogieIcfgContainer [2020-10-29 11:43:37,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:43:37,518 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:43:37,518 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:43:37,522 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:43:37,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:43:33" (1/3) ... [2020-10-29 11:43:37,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22f38228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:37, skipping insertion in model container [2020-10-29 11:43:37,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:34" (2/3) ... [2020-10-29 11:43:37,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22f38228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:37, skipping insertion in model container [2020-10-29 11:43:37,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:37" (3/3) ... [2020-10-29 11:43:37,526 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product23.cil.c [2020-10-29 11:43:37,541 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:43:37,547 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:43:37,561 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:43:37,601 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:43:37,602 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:43:37,602 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:43:37,602 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:43:37,602 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:43:37,602 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:43:37,603 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:43:37,603 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:43:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-10-29 11:43:37,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:43:37,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:37,644 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:43:37,645 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 11:43:37,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:37,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1716608554, now seen corresponding path program 1 times [2020-10-29 11:43:37,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:37,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1803361482] [2020-10-29 11:43:37,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:40,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:40,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:42,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:42,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:43:42,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:43:42,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 11:43:42,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:43,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:43,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:43:43,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:43,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:43:43,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-29 11:43:43,504 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:43,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:43,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:43,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:43,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:43,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:43,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-29 11:43:43,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:43,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:43,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:43,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:43,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:43,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:43,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:43,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:43,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:43,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:43,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:43,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:43,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:43,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:43,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:43,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:43,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:43,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:43,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:43,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:43,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:43,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:43,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:43,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:43,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:43,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:43,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:43,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:43,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:43,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:43,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:43,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:43,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:43,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:43,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:43,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:43,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:43,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:43,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:43,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:43,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:43,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:43,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:43,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:43,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:43,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:43,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:43,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:43,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:43,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:43,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:43,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:43,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:43,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:43,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:43:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:43,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:43,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:43,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:43,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:43,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:43,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:43,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:43,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:43,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:43,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:43,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:43,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:43:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:43,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:43,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:43,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:43,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:43,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:43,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:43,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:43,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:43,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:43,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:43,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:43,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:43,738 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1803361482] [2020-10-29 11:43:43,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:43,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:43:43,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646657100] [2020-10-29 11:43:43,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:43:43,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:43,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:43:43,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:43:43,763 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 4 states. [2020-10-29 11:43:44,251 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:46,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:46,840 INFO L93 Difference]: Finished difference Result 440 states and 585 transitions. [2020-10-29 11:43:46,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:43:46,843 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:43:46,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:46,858 INFO L225 Difference]: With dead ends: 440 [2020-10-29 11:43:46,858 INFO L226 Difference]: Without dead ends: 286 [2020-10-29 11:43:46,864 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:43:46,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-10-29 11:43:47,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 227. [2020-10-29 11:43:47,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-29 11:43:47,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 274 transitions. [2020-10-29 11:43:47,115 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 274 transitions. Word has length 47 [2020-10-29 11:43:47,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:47,120 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 274 transitions. [2020-10-29 11:43:47,120 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:43:47,120 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 274 transitions. [2020-10-29 11:43:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-29 11:43:47,130 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:47,130 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:43:47,131 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:43:47,131 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 11:43:47,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:47,131 INFO L82 PathProgramCache]: Analyzing trace with hash 1171032464, now seen corresponding path program 1 times [2020-10-29 11:43:47,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:47,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1992227470] [2020-10-29 11:43:47,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:47,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:47,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:47,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:49,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:52,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:43:52,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:43:52,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:43:52,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:52,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:52,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:43:52,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:52,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 11:43:52,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:52,635 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:52,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:52,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:52,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:52,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:52,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-29 11:43:52,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:52,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:52,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:52,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:52,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:52,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:52,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:52,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:52,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:52,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:52,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:52,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:52,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:52,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:52,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:52,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:52,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:52,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:52,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:52,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:52,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:52,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:52,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:52,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:52,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:52,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:52,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:52,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:52,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:52,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:52,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:52,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:52,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:52,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:52,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:52,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:52,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:52,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:52,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:52,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:52,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:52,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:52,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:52,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:52,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:43:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:52,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:52,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:43:52,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:52,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:52,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:52,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:52,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:52,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:52,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:43:52,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:52,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-29 11:43:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:52,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:52,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:52,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:52,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:43:52,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:52,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:52,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:52,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:43:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:52,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:52,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:52,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:52,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:52,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:52,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:52,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:52,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:52,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:52,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:52,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:52,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1992227470] [2020-10-29 11:43:52,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:52,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:43:52,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193486053] [2020-10-29 11:43:52,836 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:43:52,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:52,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:43:52,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:43:52,838 INFO L87 Difference]: Start difference. First operand 227 states and 274 transitions. Second operand 8 states. [2020-10-29 11:43:53,439 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:55,227 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:43:55,747 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:56,176 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:56,605 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:43:58,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:58,246 INFO L93 Difference]: Finished difference Result 735 states and 994 transitions. [2020-10-29 11:43:58,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:43:58,249 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-29 11:43:58,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:58,261 INFO L225 Difference]: With dead ends: 735 [2020-10-29 11:43:58,261 INFO L226 Difference]: Without dead ends: 532 [2020-10-29 11:43:58,265 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:43:58,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2020-10-29 11:43:58,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 432. [2020-10-29 11:43:58,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432 states. [2020-10-29 11:43:58,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 542 transitions. [2020-10-29 11:43:58,436 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 542 transitions. Word has length 58 [2020-10-29 11:43:58,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:58,437 INFO L481 AbstractCegarLoop]: Abstraction has 432 states and 542 transitions. [2020-10-29 11:43:58,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:43:58,437 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 542 transitions. [2020-10-29 11:43:58,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-29 11:43:58,442 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:58,442 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:43:58,442 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:43:58,443 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:43:58,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:58,443 INFO L82 PathProgramCache]: Analyzing trace with hash 951721354, now seen corresponding path program 1 times [2020-10-29 11:43:58,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:58,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1792225945] [2020-10-29 11:43:58,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:58,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:58,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:59,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:59,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 11:44:01,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:44:01,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2735 [2020-10-29 11:44:01,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:44:01,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:01,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:44:01,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,646 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:01,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:44:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:01,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-29 11:44:01,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:44:01,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:44:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:01,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:01,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:01,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:44:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:01,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:01,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:01,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:44:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:01,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:01,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:44:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:01,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:01,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:01,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:44:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:44:01,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:44:01,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:44:01,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:01,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:44:01,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:44:01,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:44:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:01,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:01,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:01,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:44:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:01,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:44:01,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:01,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:44:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:01,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:44:01,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:01,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:44:01,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1792225945] [2020-10-29 11:44:01,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:44:01,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:44:01,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343802470] [2020-10-29 11:44:01,987 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:44:01,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:44:01,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:44:01,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:44:01,988 INFO L87 Difference]: Start difference. First operand 432 states and 542 transitions. Second operand 10 states. [2020-10-29 11:44:02,681 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:03,988 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:44:04,457 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:04,851 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:44:05,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:05,329 INFO L93 Difference]: Finished difference Result 692 states and 914 transitions. [2020-10-29 11:44:05,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:44:05,330 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-29 11:44:05,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:05,330 INFO L225 Difference]: With dead ends: 692 [2020-10-29 11:44:05,331 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:44:05,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2020-10-29 11:44:05,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:44:05,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:44:05,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:44:05,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:44:05,339 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-10-29 11:44:05,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:05,339 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:44:05,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:44:05,340 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:44:05,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:44:05,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:44:05,343 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:44:08,911 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:09,386 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:09,680 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:09,954 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:10,491 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:10,761 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:11,272 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:11,610 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:12,155 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:44:12,424 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:12,999 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:44:13,250 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:44:13,761 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 8 [2020-10-29 11:44:14,042 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:14,518 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:14,823 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:15,362 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2020-10-29 11:44:15,627 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:16,164 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:16,632 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:16,928 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:17,211 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:17,499 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:17,786 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:18,327 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:18,930 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:44:19,232 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 9 [2020-10-29 11:44:19,786 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:44:20,029 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:20,046 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:44:20,046 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:44:20,047 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:44:20,047 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:44:20,047 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-29 11:44:20,047 INFO L274 CegarLoopResult]: For program point L128-2(lines 128 149) no Hoare annotation was computed. [2020-10-29 11:44:20,047 INFO L274 CegarLoopResult]: For program point L150(lines 127 151) no Hoare annotation was computed. [2020-10-29 11:44:20,047 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 103 158) no Hoare annotation was computed. [2020-10-29 11:44:20,047 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 103 158) no Hoare annotation was computed. [2020-10-29 11:44:20,048 INFO L274 CegarLoopResult]: For program point L134(lines 134 138) no Hoare annotation was computed. [2020-10-29 11:44:20,048 INFO L274 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2020-10-29 11:44:20,048 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 103 158) no Hoare annotation was computed. [2020-10-29 11:44:20,048 INFO L274 CegarLoopResult]: For program point L191(lines 191 195) no Hoare annotation was computed. [2020-10-29 11:44:20,048 INFO L274 CegarLoopResult]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2020-10-29 11:44:20,048 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-29 11:44:20,048 INFO L274 CegarLoopResult]: For program point L185-2(lines 185 210) no Hoare annotation was computed. [2020-10-29 11:44:20,048 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 159 218) no Hoare annotation was computed. [2020-10-29 11:44:20,048 INFO L274 CegarLoopResult]: For program point L211(lines 184 212) no Hoare annotation was computed. [2020-10-29 11:44:20,049 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 159 218) no Hoare annotation was computed. [2020-10-29 11:44:20,049 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-29 11:44:20,049 INFO L274 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-10-29 11:44:20,050 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 159 218) no Hoare annotation was computed. [2020-10-29 11:44:20,050 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 534 540) the Hoare annotation is: true [2020-10-29 11:44:20,052 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 534 540) no Hoare annotation was computed. [2020-10-29 11:44:20,052 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 541 549) no Hoare annotation was computed. [2020-10-29 11:44:20,052 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 541 549) the Hoare annotation is: true [2020-10-29 11:44:20,052 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 541 549) no Hoare annotation was computed. [2020-10-29 11:44:20,053 INFO L270 CegarLoopResult]: At program point L833(line 833) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:44:20,053 INFO L274 CegarLoopResult]: For program point L831(lines 831 837) no Hoare annotation was computed. [2020-10-29 11:44:20,053 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 819 843) the Hoare annotation is: true [2020-10-29 11:44:20,054 INFO L270 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-29 11:44:20,055 INFO L274 CegarLoopResult]: For program point L829-1(line 829) no Hoare annotation was computed. [2020-10-29 11:44:20,055 INFO L274 CegarLoopResult]: For program point L827(lines 827 840) no Hoare annotation was computed. [2020-10-29 11:44:20,055 INFO L274 CegarLoopResult]: For program point L827-1(lines 819 843) no Hoare annotation was computed. [2020-10-29 11:44:20,055 INFO L277 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: true [2020-10-29 11:44:20,055 INFO L274 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-10-29 11:44:20,055 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 819 843) no Hoare annotation was computed. [2020-10-29 11:44:20,055 INFO L270 CegarLoopResult]: At program point L929(line 929) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:20,055 INFO L270 CegarLoopResult]: At program point L929-1(line 929) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:20,056 INFO L274 CegarLoopResult]: For program point L927(lines 927 934) no Hoare annotation was computed. [2020-10-29 11:44:20,056 INFO L274 CegarLoopResult]: For program point L927-1(lines 927 934) no Hoare annotation was computed. [2020-10-29 11:44:20,056 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 917 939) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:20,056 INFO L274 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2020-10-29 11:44:20,056 INFO L270 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:20,056 INFO L270 CegarLoopResult]: At program point L923(line 923) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:20,057 INFO L270 CegarLoopResult]: At program point L923-1(line 923) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:20,057 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 917 939) no Hoare annotation was computed. [2020-10-29 11:44:20,057 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 917 939) no Hoare annotation was computed. [2020-10-29 11:44:20,058 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 876 899) no Hoare annotation was computed. [2020-10-29 11:44:20,058 INFO L274 CegarLoopResult]: For program point L894(line 894) no Hoare annotation was computed. [2020-10-29 11:44:20,058 INFO L274 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-10-29 11:44:20,059 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 876 899) no Hoare annotation was computed. [2020-10-29 11:44:20,059 INFO L274 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-10-29 11:44:20,059 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 876 899) no Hoare annotation was computed. [2020-10-29 11:44:20,059 INFO L274 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-10-29 11:44:20,059 INFO L274 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-10-29 11:44:20,059 INFO L274 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-10-29 11:44:20,059 INFO L274 CegarLoopResult]: For program point L888(line 888) no Hoare annotation was computed. [2020-10-29 11:44:20,059 INFO L274 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-10-29 11:44:20,059 INFO L274 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-10-29 11:44:20,060 INFO L274 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-10-29 11:44:20,060 INFO L274 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-10-29 11:44:20,060 INFO L274 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-10-29 11:44:20,060 INFO L274 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-10-29 11:44:20,060 INFO L274 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-10-29 11:44:20,060 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 803 817) no Hoare annotation was computed. [2020-10-29 11:44:20,060 INFO L270 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:20,061 INFO L274 CegarLoopResult]: For program point L807(lines 807 813) no Hoare annotation was computed. [2020-10-29 11:44:20,061 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 803 817) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:44:20,061 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 803 817) no Hoare annotation was computed. [2020-10-29 11:44:20,061 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 739 747) no Hoare annotation was computed. [2020-10-29 11:44:20,061 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 739 747) the Hoare annotation is: true [2020-10-29 11:44:20,061 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 739 747) no Hoare annotation was computed. [2020-10-29 11:44:20,061 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 784 802) the Hoare annotation is: true [2020-10-29 11:44:20,061 INFO L274 CegarLoopResult]: For program point L793(lines 793 797) no Hoare annotation was computed. [2020-10-29 11:44:20,062 INFO L277 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: true [2020-10-29 11:44:20,062 INFO L274 CegarLoopResult]: For program point L793-2(lines 793 797) no Hoare annotation was computed. [2020-10-29 11:44:20,062 INFO L274 CegarLoopResult]: For program point L791-1(line 791) no Hoare annotation was computed. [2020-10-29 11:44:20,062 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 784 802) no Hoare annotation was computed. [2020-10-29 11:44:20,062 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 784 802) no Hoare annotation was computed. [2020-10-29 11:44:20,062 INFO L274 CegarLoopResult]: For program point L767(lines 767 775) no Hoare annotation was computed. [2020-10-29 11:44:20,062 INFO L274 CegarLoopResult]: For program point L767-2(lines 767 775) no Hoare annotation was computed. [2020-10-29 11:44:20,062 INFO L274 CegarLoopResult]: For program point L755(lines 755 763) no Hoare annotation was computed. [2020-10-29 11:44:20,062 INFO L274 CegarLoopResult]: For program point L755-2(lines 755 763) no Hoare annotation was computed. [2020-10-29 11:44:20,063 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 748 783) no Hoare annotation was computed. [2020-10-29 11:44:20,063 INFO L274 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-10-29 11:44:20,063 INFO L274 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-10-29 11:44:20,064 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 748 783) no Hoare annotation was computed. [2020-10-29 11:44:20,064 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 748 783) no Hoare annotation was computed. [2020-10-29 11:44:20,064 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 527 533) no Hoare annotation was computed. [2020-10-29 11:44:20,064 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 527 533) the Hoare annotation is: true [2020-10-29 11:44:20,064 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 57 102) no Hoare annotation was computed. [2020-10-29 11:44:20,064 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 57 102) no Hoare annotation was computed. [2020-10-29 11:44:20,064 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 57 102) no Hoare annotation was computed. [2020-10-29 11:44:20,065 INFO L274 CegarLoopResult]: For program point L384(lines 384 404) no Hoare annotation was computed. [2020-10-29 11:44:20,065 INFO L274 CegarLoopResult]: For program point L384-1(lines 384 404) no Hoare annotation was computed. [2020-10-29 11:44:20,065 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 370 415) no Hoare annotation was computed. [2020-10-29 11:44:20,065 INFO L274 CegarLoopResult]: For program point L401(lines 401 402) no Hoare annotation was computed. [2020-10-29 11:44:20,065 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 394 395) no Hoare annotation was computed. [2020-10-29 11:44:20,065 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 401 402) no Hoare annotation was computed. [2020-10-29 11:44:20,065 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 370 415) no Hoare annotation was computed. [2020-10-29 11:44:20,065 INFO L274 CegarLoopResult]: For program point L394(lines 394 395) no Hoare annotation was computed. [2020-10-29 11:44:20,066 INFO L274 CegarLoopResult]: For program point L390(lines 390 397) no Hoare annotation was computed. [2020-10-29 11:44:20,066 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 370 415) no Hoare annotation was computed. [2020-10-29 11:44:20,066 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 907 916) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:20,066 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 907 916) no Hoare annotation was computed. [2020-10-29 11:44:20,066 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 907 916) no Hoare annotation was computed. [2020-10-29 11:44:20,066 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 728 738) the Hoare annotation is: true [2020-10-29 11:44:20,066 INFO L277 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: true [2020-10-29 11:44:20,067 INFO L274 CegarLoopResult]: For program point L733-1(line 733) no Hoare annotation was computed. [2020-10-29 11:44:20,067 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 728 738) no Hoare annotation was computed. [2020-10-29 11:44:20,067 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 728 738) no Hoare annotation was computed. [2020-10-29 11:44:20,067 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 720 727) the Hoare annotation is: true [2020-10-29 11:44:20,067 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 720 727) no Hoare annotation was computed. [2020-10-29 11:44:20,067 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 720 727) no Hoare annotation was computed. [2020-10-29 11:44:20,067 INFO L274 CegarLoopResult]: For program point L706-1(lines 687 711) no Hoare annotation was computed. [2020-10-29 11:44:20,067 INFO L270 CegarLoopResult]: At program point L701(line 701) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:20,068 INFO L270 CegarLoopResult]: At program point L697(line 697) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:20,068 INFO L274 CegarLoopResult]: For program point L695(lines 695 703) no Hoare annotation was computed. [2020-10-29 11:44:20,068 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 687 711) no Hoare annotation was computed. [2020-10-29 11:44:20,068 INFO L270 CegarLoopResult]: At program point L693(line 693) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:20,068 INFO L274 CegarLoopResult]: For program point L693-1(line 693) no Hoare annotation was computed. [2020-10-29 11:44:20,068 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 687 711) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,068 INFO L274 CegarLoopResult]: For program point L691(lines 691 708) no Hoare annotation was computed. [2020-10-29 11:44:20,068 INFO L270 CegarLoopResult]: At program point L706(line 706) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,069 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 653 659) no Hoare annotation was computed. [2020-10-29 11:44:20,069 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 653 659) the Hoare annotation is: true [2020-10-29 11:44:20,069 INFO L270 CegarLoopResult]: At program point L609(lines 564 611) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:20,069 INFO L270 CegarLoopResult]: At program point L576(line 576) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:20,069 INFO L270 CegarLoopResult]: At program point testENTRY(lines 554 619) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:20,069 INFO L274 CegarLoopResult]: For program point L574(lines 574 580) no Hoare annotation was computed. [2020-10-29 11:44:20,069 INFO L274 CegarLoopResult]: For program point L574-1(lines 574 580) no Hoare annotation was computed. [2020-10-29 11:44:20,070 INFO L274 CegarLoopResult]: For program point testFINAL(lines 554 619) no Hoare annotation was computed. [2020-10-29 11:44:20,070 INFO L274 CegarLoopResult]: For program point L566(lines 566 570) no Hoare annotation was computed. [2020-10-29 11:44:20,070 INFO L270 CegarLoopResult]: At program point L612(lines 563 613) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:20,070 INFO L270 CegarLoopResult]: At program point L602(line 602) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:20,070 INFO L274 CegarLoopResult]: For program point L600(lines 600 606) no Hoare annotation was computed. [2020-10-29 11:44:20,070 INFO L270 CegarLoopResult]: At program point L600-1(lines 594 607) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:20,070 INFO L274 CegarLoopResult]: For program point L565(lines 564 611) no Hoare annotation was computed. [2020-10-29 11:44:20,071 INFO L274 CegarLoopResult]: For program point L594(lines 594 607) no Hoare annotation was computed. [2020-10-29 11:44:20,071 INFO L270 CegarLoopResult]: At program point L586(line 586) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:20,071 INFO L274 CegarLoopResult]: For program point L584(lines 584 590) no Hoare annotation was computed. [2020-10-29 11:44:20,071 INFO L274 CegarLoopResult]: For program point L584-1(lines 584 590) no Hoare annotation was computed. [2020-10-29 11:44:20,071 INFO L274 CegarLoopResult]: For program point testEXIT(lines 554 619) no Hoare annotation was computed. [2020-10-29 11:44:20,071 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 348 349) no Hoare annotation was computed. [2020-10-29 11:44:20,071 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 355 356) no Hoare annotation was computed. [2020-10-29 11:44:20,071 INFO L274 CegarLoopResult]: For program point L348(lines 348 349) no Hoare annotation was computed. [2020-10-29 11:44:20,072 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 324 369) no Hoare annotation was computed. [2020-10-29 11:44:20,072 INFO L274 CegarLoopResult]: For program point L344(lines 344 351) no Hoare annotation was computed. [2020-10-29 11:44:20,072 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 324 369) no Hoare annotation was computed. [2020-10-29 11:44:20,072 INFO L274 CegarLoopResult]: For program point L338(lines 338 358) no Hoare annotation was computed. [2020-10-29 11:44:20,072 INFO L274 CegarLoopResult]: For program point L338-1(lines 338 358) no Hoare annotation was computed. [2020-10-29 11:44:20,072 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 324 369) no Hoare annotation was computed. [2020-10-29 11:44:20,072 INFO L274 CegarLoopResult]: For program point L355(lines 355 356) no Hoare annotation was computed. [2020-10-29 11:44:20,072 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 503 511) no Hoare annotation was computed. [2020-10-29 11:44:20,072 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 503 511) the Hoare annotation is: true [2020-10-29 11:44:20,073 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 503 511) no Hoare annotation was computed. [2020-10-29 11:44:20,073 INFO L274 CegarLoopResult]: For program point L479(lines 479 487) no Hoare annotation was computed. [2020-10-29 11:44:20,073 INFO L274 CegarLoopResult]: For program point L479-2(lines 479 487) no Hoare annotation was computed. [2020-10-29 11:44:20,073 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 471 493) no Hoare annotation was computed. [2020-10-29 11:44:20,073 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 471 493) no Hoare annotation was computed. [2020-10-29 11:44:20,073 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 471 493) no Hoare annotation was computed. [2020-10-29 11:44:20,073 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 221 323) no Hoare annotation was computed. [2020-10-29 11:44:20,073 INFO L274 CegarLoopResult]: For program point L250(lines 250 266) no Hoare annotation was computed. [2020-10-29 11:44:20,074 INFO L274 CegarLoopResult]: For program point L310(lines 310 317) no Hoare annotation was computed. [2020-10-29 11:44:20,074 INFO L274 CegarLoopResult]: For program point L271(lines 270 290) no Hoare annotation was computed. [2020-10-29 11:44:20,075 INFO L274 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-10-29 11:44:20,075 INFO L274 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-10-29 11:44:20,075 INFO L274 CegarLoopResult]: For program point L267(lines 267 308) no Hoare annotation was computed. [2020-10-29 11:44:20,076 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 221 323) no Hoare annotation was computed. [2020-10-29 11:44:20,077 INFO L274 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-10-29 11:44:20,077 INFO L274 CegarLoopResult]: For program point L286-1(line 286) no Hoare annotation was computed. [2020-10-29 11:44:20,077 INFO L274 CegarLoopResult]: For program point L245(lines 245 249) no Hoare annotation was computed. [2020-10-29 11:44:20,077 INFO L274 CegarLoopResult]: For program point L309(lines 309 320) no Hoare annotation was computed. [2020-10-29 11:44:20,077 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 221 323) no Hoare annotation was computed. [2020-10-29 11:44:20,077 INFO L274 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-29 11:44:20,077 INFO L274 CegarLoopResult]: For program point L270-2(lines 270 290) no Hoare annotation was computed. [2020-10-29 11:44:20,077 INFO L274 CegarLoopResult]: For program point L291(lines 269 292) no Hoare annotation was computed. [2020-10-29 11:44:20,077 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 517 526) no Hoare annotation was computed. [2020-10-29 11:44:20,078 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 517 526) no Hoare annotation was computed. [2020-10-29 11:44:20,078 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 517 526) no Hoare annotation was computed. [2020-10-29 11:44:20,078 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:20,078 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:44:20,078 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:20,079 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 712 719) no Hoare annotation was computed. [2020-10-29 11:44:20,079 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 712 719) no Hoare annotation was computed. [2020-10-29 11:44:20,079 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 712 719) no Hoare annotation was computed. [2020-10-29 11:44:20,079 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 494 502) the Hoare annotation is: true [2020-10-29 11:44:20,079 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 494 502) no Hoare annotation was computed. [2020-10-29 11:44:20,079 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 494 502) no Hoare annotation was computed. [2020-10-29 11:44:20,079 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:20,079 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:44:20,079 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:20,080 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 450 461) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:44:20,081 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 450 461) no Hoare annotation was computed. [2020-10-29 11:44:20,081 INFO L274 CegarLoopResult]: For program point L454-1(lines 450 461) no Hoare annotation was computed. [2020-10-29 11:44:20,081 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 462 470) the Hoare annotation is: true [2020-10-29 11:44:20,081 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 462 470) no Hoare annotation was computed. [2020-10-29 11:44:20,081 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 462 470) no Hoare annotation was computed. [2020-10-29 11:44:20,081 INFO L270 CegarLoopResult]: At program point L640(lines 640 646) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,082 INFO L270 CegarLoopResult]: At program point L635(line 635) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:20,082 INFO L274 CegarLoopResult]: For program point L633(lines 632 651) no Hoare annotation was computed. [2020-10-29 11:44:20,082 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 629 652) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,082 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 629 652) no Hoare annotation was computed. [2020-10-29 11:44:20,082 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 629 652) no Hoare annotation was computed. [2020-10-29 11:44:20,082 INFO L270 CegarLoopResult]: At program point L642(line 642) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,082 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 846 875) no Hoare annotation was computed. [2020-10-29 11:44:20,083 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 846 875) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,083 INFO L274 CegarLoopResult]: For program point L860(lines 860 864) no Hoare annotation was computed. [2020-10-29 11:44:20,084 INFO L270 CegarLoopResult]: At program point L860-1(lines 860 864) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,084 INFO L274 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-29 11:44:20,084 INFO L270 CegarLoopResult]: At program point L856-2(lines 856 870) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,084 INFO L270 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,084 INFO L274 CegarLoopResult]: For program point L852-1(line 852) no Hoare annotation was computed. [2020-10-29 11:44:20,085 INFO L277 CegarLoopResult]: At program point L871(lines 846 875) the Hoare annotation is: true [2020-10-29 11:44:20,085 INFO L274 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-10-29 11:44:20,085 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 426 437) the Hoare annotation is: true [2020-10-29 11:44:20,085 INFO L274 CegarLoopResult]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2020-10-29 11:44:20,085 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 426 437) no Hoare annotation was computed. [2020-10-29 11:44:20,085 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 900 906) no Hoare annotation was computed. [2020-10-29 11:44:20,085 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 900 906) the Hoare annotation is: true [2020-10-29 11:44:20,085 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:20,086 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:44:20,086 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:44:20,086 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:20,086 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 438 449) no Hoare annotation was computed. [2020-10-29 11:44:20,086 INFO L274 CegarLoopResult]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2020-10-29 11:44:20,086 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 438 449) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:44:20,086 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:44:20,086 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-29 11:44:20,086 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-29 11:44:20,087 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:44:20,087 INFO L270 CegarLoopResult]: At program point L671(line 671) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:20,087 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 661 685) no Hoare annotation was computed. [2020-10-29 11:44:20,087 INFO L274 CegarLoopResult]: For program point L669(lines 669 677) no Hoare annotation was computed. [2020-10-29 11:44:20,087 INFO L270 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:20,087 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 661 685) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,087 INFO L274 CegarLoopResult]: For program point L667-1(line 667) no Hoare annotation was computed. [2020-10-29 11:44:20,087 INFO L274 CegarLoopResult]: For program point L665(lines 665 682) no Hoare annotation was computed. [2020-10-29 11:44:20,088 INFO L270 CegarLoopResult]: At program point L680(line 680) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:20,088 INFO L274 CegarLoopResult]: For program point L680-1(lines 661 685) no Hoare annotation was computed. [2020-10-29 11:44:20,088 INFO L270 CegarLoopResult]: At program point L675(line 675) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:20,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:44:20 BoogieIcfgContainer [2020-10-29 11:44:20,114 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:44:20,118 INFO L168 Benchmark]: Toolchain (without parser) took 46653.34 ms. Allocated memory was 159.4 MB in the beginning and 576.7 MB in the end (delta: 417.3 MB). Free memory was 121.9 MB in the beginning and 291.7 MB in the end (delta: -169.8 MB). Peak memory consumption was 332.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:20,119 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 159.4 MB. Free memory is still 139.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:44:20,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 561.61 ms. Allocated memory is still 159.4 MB. Free memory was 121.2 MB in the beginning and 100.1 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:20,126 INFO L168 Benchmark]: Boogie Preprocessor took 112.74 ms. Allocated memory is still 159.4 MB. Free memory was 100.1 MB in the beginning and 96.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:20,129 INFO L168 Benchmark]: RCFGBuilder took 3369.20 ms. Allocated memory is still 159.4 MB. Free memory was 96.1 MB in the beginning and 100.9 MB in the end (delta: -4.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:20,133 INFO L168 Benchmark]: TraceAbstraction took 42596.41 ms. Allocated memory was 159.4 MB in the beginning and 576.7 MB in the end (delta: 417.3 MB). Free memory was 100.4 MB in the beginning and 291.7 MB in the end (delta: -191.3 MB). Peak memory consumption was 311.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:20,143 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 ms. Allocated memory is still 159.4 MB. Free memory is still 139.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 561.61 ms. Allocated memory is still 159.4 MB. Free memory was 121.2 MB in the beginning and 100.1 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 112.74 ms. Allocated memory is still 159.4 MB. Free memory was 100.1 MB in the beginning and 96.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 3369.20 ms. Allocated memory is still 159.4 MB. Free memory was 96.1 MB in the beginning and 100.9 MB in the end (delta: -4.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 42596.41 ms. Allocated memory was 159.4 MB in the beginning and 576.7 MB in the end (delta: 417.3 MB). Free memory was 100.4 MB in the beginning and 291.7 MB in the end (delta: -191.3 MB). Peak memory consumption was 311.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 355]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 348]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 394]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 401]: 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: 563]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 242 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 11.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 339 SDtfs, 696 SDslu, 303 SDs, 0 SdLazy, 1580 SolverSat, 432 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=432occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 3 MinimizatonAttempts, 159 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 584 PreInvPairs, 672 NumberOfFragments, 726 HoareAnnotationTreeSize, 584 FomulaSimplifications, 25116 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 61 FomulaSimplificationsInter, 19154 FormulaSimplificationTreeSizeReductionInter, 11.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.8s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 57020 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...