/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:14:17,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:14:17,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:14:18,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:14:18,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:14:18,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:14:18,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:14:18,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:14:18,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:14:18,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:14:18,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:14:18,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:14:18,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:14:18,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:14:18,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:14:18,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:14:18,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:14:18,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:14:18,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:14:18,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:14:18,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:14:18,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:14:18,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:14:18,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:14:18,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:14:18,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:14:18,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:14:18,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:14:18,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:14:18,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:14:18,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:14:18,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:14:18,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:14:18,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:14:18,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:14:18,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:14:18,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:14:18,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:14:18,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:14:18,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:14:18,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:14:18,112 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 07:14:18,132 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:14:18,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:14:18,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:14:18,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:14:18,134 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:14:18,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:14:18,135 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:14:18,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:14:18,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:14:18,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:14:18,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:14:18,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:14:18,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:14:18,136 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:14:18,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:14:18,136 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:14:18,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:14:18,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:14:18,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:14:18,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:14:18,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:14:18,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:14:18,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:14:18,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:14:18,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:14:18,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:14:18,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:14:18,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:14:18,139 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:14:18,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:14:18,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:14:18,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:14:18,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:14:18,485 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:14:18,485 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:14:18,486 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2020-10-14 07:14:18,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fe6b3e282/bce25b7d7a9e4478a7cda810e7cda05c/FLAGbaa6666bf [2020-10-14 07:14:19,118 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:14:19,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2020-10-14 07:14:19,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fe6b3e282/bce25b7d7a9e4478a7cda810e7cda05c/FLAGbaa6666bf [2020-10-14 07:14:19,410 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fe6b3e282/bce25b7d7a9e4478a7cda810e7cda05c [2020-10-14 07:14:19,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:14:19,425 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:14:19,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:14:19,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:14:19,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:14:19,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:14:19" (1/1) ... [2020-10-14 07:14:19,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@afe831a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:19, skipping insertion in model container [2020-10-14 07:14:19,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:14:19" (1/1) ... [2020-10-14 07:14:19,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:14:19,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:14:19,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:14:19,999 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:14:20,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:14:20,143 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:14:20,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20 WrapperNode [2020-10-14 07:14:20,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:14:20,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:14:20,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:14:20,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:14:20,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20" (1/1) ... [2020-10-14 07:14:20,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20" (1/1) ... [2020-10-14 07:14:20,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20" (1/1) ... [2020-10-14 07:14:20,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20" (1/1) ... [2020-10-14 07:14:20,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20" (1/1) ... [2020-10-14 07:14:20,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20" (1/1) ... [2020-10-14 07:14:20,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20" (1/1) ... [2020-10-14 07:14:20,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:14:20,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:14:20,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:14:20,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:14:20,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:14:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:14:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:14:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:14:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:14:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:14:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:14:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:14:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:14:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:14:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:14:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:14:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:14:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:14:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 07:14:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:14:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:14:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:14:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:14:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:14:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:14:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:14:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:14:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:14:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:14:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:14:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:14:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:14:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:14:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:14:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:14:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:14:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:14:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:14:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:14:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:14:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 07:14:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:14:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:14:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:14:20,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:14:20,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:14:20,305 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:14:20,305 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:14:20,305 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:14:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:14:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:14:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:14:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:14:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:14:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:14:20,306 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:14:20,307 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:14:20,307 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 07:14:20,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:14:20,307 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:14:20,307 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:14:20,307 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:14:20,308 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:14:20,308 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:14:20,308 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:14:20,308 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:14:20,308 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:14:20,308 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:14:20,308 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:14:20,309 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:14:20,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:14:20,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:14:20,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:14:20,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:14:20,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:14:20,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:14:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:14:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:14:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:14:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:14:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:14:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:14:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:14:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:14:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:14:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:14:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:14:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:14:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:14:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:14:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:14:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:14:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 07:14:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:14:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:14:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:14:20,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:14:21,331 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:14:21,331 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:14:21,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:14:21 BoogieIcfgContainer [2020-10-14 07:14:21,336 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:14:21,337 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:14:21,338 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:14:21,341 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:14:21,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:14:19" (1/3) ... [2020-10-14 07:14:21,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455303f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:14:21, skipping insertion in model container [2020-10-14 07:14:21,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:20" (2/3) ... [2020-10-14 07:14:21,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455303f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:14:21, skipping insertion in model container [2020-10-14 07:14:21,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:14:21" (3/3) ... [2020-10-14 07:14:21,344 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product20.cil.c [2020-10-14 07:14:21,355 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:14:21,363 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:14:21,377 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:14:21,402 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:14:21,402 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:14:21,402 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:14:21,402 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:14:21,402 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:14:21,403 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:14:21,403 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:14:21,403 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:14:21,425 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-10-14 07:14:21,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 07:14:21,434 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:21,435 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:14:21,436 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:21,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:21,440 INFO L82 PathProgramCache]: Analyzing trace with hash -1999815947, now seen corresponding path program 1 times [2020-10-14 07:14:21,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:21,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1540276965] [2020-10-14 07:14:21,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:21,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:21,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:22,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:23,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:24,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:25,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:25,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:14:25,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:14:25,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3585 [2020-10-14 07:14:25,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:25,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:25,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:25,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:14:25,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:25,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:14:25,643 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:25,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:25,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:25,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:25,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:25,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:25,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 07:14:25,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:25,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:25,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:25,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:25,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:25,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:25,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:25,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:25,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:25,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:25,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:25,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:25,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:25,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:25,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:25,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:25,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:25,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:25,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:25,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:25,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:25,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:25,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:25,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:25,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:25,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:25,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:25,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:25,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:25,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:25,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:25,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:25,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:25,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:25,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:25,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:25,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:25,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:25,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:25,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:25,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:25,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:25,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:25,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:25,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:25,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:25,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:25,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:25,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:25,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:25,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:25,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:25,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:25,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:25,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:14:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:25,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:25,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:25,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:25,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:25,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:25,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:25,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:25,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:25,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:25,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:25,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:25,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:14:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:25,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:25,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:25,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:25,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:25,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:25,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:25,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:25,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:25,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:25,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:25,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:25,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:14:25,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1540276965] [2020-10-14 07:14:25,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:25,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:14:25,750 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925011808] [2020-10-14 07:14:25,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:14:25,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:25,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:14:25,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:14:25,775 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 3 states. [2020-10-14 07:14:26,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:26,810 INFO L93 Difference]: Finished difference Result 270 states and 356 transitions. [2020-10-14 07:14:26,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:14:26,812 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 07:14:26,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:26,826 INFO L225 Difference]: With dead ends: 270 [2020-10-14 07:14:26,826 INFO L226 Difference]: Without dead ends: 147 [2020-10-14 07:14:26,831 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:14:26,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-14 07:14:26,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 114. [2020-10-14 07:14:26,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-10-14 07:14:26,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-10-14 07:14:26,912 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 46 [2020-10-14 07:14:26,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:26,913 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-10-14 07:14:26,913 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:14:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-10-14 07:14:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 07:14:26,916 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:26,916 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:14:26,917 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:14:26,917 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:26,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:26,917 INFO L82 PathProgramCache]: Analyzing trace with hash 2091613530, now seen corresponding path program 1 times [2020-10-14 07:14:26,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:26,918 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1318644106] [2020-10-14 07:14:26,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:26,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:27,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:27,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:28,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:29,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:31,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:31,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 07:14:31,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:14:31,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4899 [2020-10-14 07:14:31,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:31,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:31,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:31,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:14:31,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:14:31,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:32,143 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:32,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:32,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:32,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:32,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:32,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:32,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-14 07:14:32,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:32,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:32,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:32,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:32,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:32,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:32,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:32,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:32,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:32,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:32,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:32,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:32,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:32,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:32,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:32,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:32,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:32,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:32,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:32,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:32,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:32,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:32,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:32,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:32,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:32,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:32,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:14:32,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:32,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:32,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:32,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:32,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:32,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:32,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:32,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:32,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:32,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:32,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:32,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:32,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:32,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:32,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:32,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:32,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:32,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:32,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:32,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:32,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:32,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:14:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:32,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:32,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:32,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:32,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:32,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:32,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:32,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:32,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:32,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:32,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:32,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:32,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:14:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:32,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:32,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:32,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:32,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:32,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:14:32,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:32,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:32,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:32,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:32,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:32,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:32,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:14:32,321 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1318644106] [2020-10-14 07:14:32,322 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:32,326 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:14:32,327 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591885315] [2020-10-14 07:14:32,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:14:32,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:32,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:14:32,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:14:32,331 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 4 states. [2020-10-14 07:14:32,833 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:14:33,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:33,547 INFO L93 Difference]: Finished difference Result 193 states and 235 transitions. [2020-10-14 07:14:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:14:33,547 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 07:14:33,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:33,551 INFO L225 Difference]: With dead ends: 193 [2020-10-14 07:14:33,551 INFO L226 Difference]: Without dead ends: 131 [2020-10-14 07:14:33,554 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:14:33,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-10-14 07:14:33,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 105. [2020-10-14 07:14:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-14 07:14:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-10-14 07:14:33,610 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2020-10-14 07:14:33,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:33,610 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-10-14 07:14:33,610 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:14:33,611 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-10-14 07:14:33,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:14:33,622 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:33,622 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:14:33,623 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:14:33,623 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:33,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:33,623 INFO L82 PathProgramCache]: Analyzing trace with hash 969654456, now seen corresponding path program 1 times [2020-10-14 07:14:33,623 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:33,624 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [597285099] [2020-10-14 07:14:33,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:33,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:33,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:34,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:35,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:37,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:37,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:14:37,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:14:37,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3754 [2020-10-14 07:14:37,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:37,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:37,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:14:37,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 07:14:37,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:14:37,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:37,745 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:37,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:37,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:37,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:37,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:37,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:37,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 07:14:37,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:37,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:37,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:37,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:37,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:37,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:37,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:37,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:37,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:37,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:37,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:37,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:37,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:37,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:37,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:37,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:37,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:37,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:37,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:37,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:37,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:37,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:37,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:37,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:37,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:37,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:37,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:37,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:37,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:37,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:37,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:37,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:37,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:37,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:37,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:37,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:37,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:37,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:37,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:37,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:37,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:37,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:37,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:37,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:37,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:37,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:37,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:37,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:37,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:37,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:37,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:37,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:14:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:37,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:37,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:37,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:37,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:37,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:37,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:37,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:37,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:37,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:37,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:37,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:37,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:14:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:37,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:37,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:37,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:37,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:37,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:14:37,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:37,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:37,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:14:37,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:37,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:37,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:14:37,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [597285099] [2020-10-14 07:14:37,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:37,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:14:37,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829376253] [2020-10-14 07:14:37,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:14:37,863 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:37,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:14:37,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:14:37,864 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 7 states. [2020-10-14 07:14:38,236 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:14:39,102 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:14:39,377 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:14:39,650 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:14:39,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:39,773 INFO L93 Difference]: Finished difference Result 178 states and 221 transitions. [2020-10-14 07:14:39,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:14:39,774 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 07:14:39,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:39,775 INFO L225 Difference]: With dead ends: 178 [2020-10-14 07:14:39,775 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:14:39,777 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:14:39,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:14:39,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:14:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:14:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:14:39,778 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 07:14:39,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:39,778 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:14:39,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:14:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:14:39,779 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:14:39,779 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:14:39,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:14:40,805 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-14 07:14:40,937 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:41,061 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 07:14:41,255 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:41,388 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 07:14:41,610 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:41,779 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 07:14:41,954 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 07:14:42,134 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 07:14:42,313 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 07:14:42,481 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:42,638 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:42,795 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:42,954 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-14 07:14:43,113 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:43,313 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:43,463 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 07:14:43,619 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:43,624 INFO L268 CegarLoopResult]: For program point L351(line 351) no Hoare annotation was computed. [2020-10-14 07:14:43,625 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 371) no Hoare annotation was computed. [2020-10-14 07:14:43,625 INFO L268 CegarLoopResult]: For program point L372(lines 349 373) no Hoare annotation was computed. [2020-10-14 07:14:43,625 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 325 380) no Hoare annotation was computed. [2020-10-14 07:14:43,625 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 325 380) no Hoare annotation was computed. [2020-10-14 07:14:43,625 INFO L268 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2020-10-14 07:14:43,625 INFO L268 CegarLoopResult]: For program point L356-1(lines 356 360) no Hoare annotation was computed. [2020-10-14 07:14:43,626 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 325 380) no Hoare annotation was computed. [2020-10-14 07:14:43,626 INFO L268 CegarLoopResult]: For program point L413(lines 413 417) no Hoare annotation was computed. [2020-10-14 07:14:43,626 INFO L268 CegarLoopResult]: For program point L413-1(lines 413 417) no Hoare annotation was computed. [2020-10-14 07:14:43,626 INFO L268 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-10-14 07:14:43,626 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 381 440) no Hoare annotation was computed. [2020-10-14 07:14:43,626 INFO L268 CegarLoopResult]: For program point L407-2(lines 407 432) no Hoare annotation was computed. [2020-10-14 07:14:43,626 INFO L268 CegarLoopResult]: For program point L433(lines 406 434) no Hoare annotation was computed. [2020-10-14 07:14:43,627 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 381 440) no Hoare annotation was computed. [2020-10-14 07:14:43,627 INFO L268 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-14 07:14:43,627 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 381 440) no Hoare annotation was computed. [2020-10-14 07:14:43,627 INFO L268 CegarLoopResult]: For program point L426-1(line 426) no Hoare annotation was computed. [2020-10-14 07:14:43,627 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-14 07:14:43,627 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-14 07:14:43,627 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:14:43,627 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-14 07:14:43,628 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:14:43,628 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 649 673) the Hoare annotation is: true [2020-10-14 07:14:43,628 INFO L264 CegarLoopResult]: At program point L663(line 663) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-10-14 07:14:43,628 INFO L268 CegarLoopResult]: For program point L661(lines 661 667) no Hoare annotation was computed. [2020-10-14 07:14:43,628 INFO L271 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: true [2020-10-14 07:14:43,628 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 649 673) no Hoare annotation was computed. [2020-10-14 07:14:43,628 INFO L268 CegarLoopResult]: For program point L659-1(line 659) no Hoare annotation was computed. [2020-10-14 07:14:43,628 INFO L268 CegarLoopResult]: For program point L657(lines 657 670) no Hoare annotation was computed. [2020-10-14 07:14:43,628 INFO L268 CegarLoopResult]: For program point L657-1(lines 649 673) no Hoare annotation was computed. [2020-10-14 07:14:43,628 INFO L271 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: true [2020-10-14 07:14:43,629 INFO L268 CegarLoopResult]: For program point L655-1(line 655) no Hoare annotation was computed. [2020-10-14 07:14:43,629 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-10-14 07:14:43,629 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:43,629 INFO L264 CegarLoopResult]: At program point L255(line 255) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:43,629 INFO L264 CegarLoopResult]: At program point L255-1(line 255) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:43,629 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 249 271) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:43,630 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 249 271) no Hoare annotation was computed. [2020-10-14 07:14:43,630 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 249 271) no Hoare annotation was computed. [2020-10-14 07:14:43,630 INFO L264 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:43,630 INFO L264 CegarLoopResult]: At program point L261-1(line 261) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:43,630 INFO L268 CegarLoopResult]: For program point L259(lines 259 266) no Hoare annotation was computed. [2020-10-14 07:14:43,630 INFO L268 CegarLoopResult]: For program point L259-1(lines 259 266) no Hoare annotation was computed. [2020-10-14 07:14:43,630 INFO L268 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-10-14 07:14:43,631 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-14 07:14:43,631 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 207 230) no Hoare annotation was computed. [2020-10-14 07:14:43,631 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-10-14 07:14:43,631 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-10-14 07:14:43,631 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-10-14 07:14:43,631 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 207 230) no Hoare annotation was computed. [2020-10-14 07:14:43,631 INFO L268 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-10-14 07:14:43,631 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 207 230) no Hoare annotation was computed. [2020-10-14 07:14:43,631 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-10-14 07:14:43,632 INFO L268 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-10-14 07:14:43,632 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-10-14 07:14:43,632 INFO L268 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-10-14 07:14:43,632 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-10-14 07:14:43,632 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-10-14 07:14:43,632 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-14 07:14:43,632 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-10-14 07:14:43,632 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 830 844) no Hoare annotation was computed. [2020-10-14 07:14:43,633 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 830 844) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,633 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 830 844) no Hoare annotation was computed. [2020-10-14 07:14:43,633 INFO L264 CegarLoopResult]: At program point L836(line 836) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,633 INFO L268 CegarLoopResult]: For program point L834(lines 834 840) no Hoare annotation was computed. [2020-10-14 07:14:43,633 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 766 774) no Hoare annotation was computed. [2020-10-14 07:14:43,633 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 766 774) the Hoare annotation is: true [2020-10-14 07:14:43,633 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 766 774) no Hoare annotation was computed. [2020-10-14 07:14:43,633 INFO L268 CegarLoopResult]: For program point L818-1(line 818) no Hoare annotation was computed. [2020-10-14 07:14:43,633 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 811 829) the Hoare annotation is: true [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 811 829) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L271 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: true [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point L820-2(lines 820 824) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 811 829) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point L794(lines 794 802) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point L794-2(lines 794 802) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 775 810) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 775 810) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point L805-1(line 805) no Hoare annotation was computed. [2020-10-14 07:14:43,634 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 775 810) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 279 324) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 279 324) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 279 324) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point L606(lines 606 626) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point L606-1(lines 606 626) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 592 637) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 592 637) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 592 637) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L268 CegarLoopResult]: For program point L612(lines 612 619) no Hoare annotation was computed. [2020-10-14 07:14:43,635 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 239 248) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:43,636 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 239 248) no Hoare annotation was computed. [2020-10-14 07:14:43,636 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 239 248) no Hoare annotation was computed. [2020-10-14 07:14:43,636 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 755 765) no Hoare annotation was computed. [2020-10-14 07:14:43,636 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 755 765) no Hoare annotation was computed. [2020-10-14 07:14:43,636 INFO L268 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-10-14 07:14:43,636 INFO L268 CegarLoopResult]: For program point L760-1(line 760) no Hoare annotation was computed. [2020-10-14 07:14:43,636 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 755 765) no Hoare annotation was computed. [2020-10-14 07:14:43,636 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 747 754) the Hoare annotation is: true [2020-10-14 07:14:43,637 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2020-10-14 07:14:43,637 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 747 754) no Hoare annotation was computed. [2020-10-14 07:14:43,637 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:14:43,637 INFO L268 CegarLoopResult]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2020-10-14 07:14:43,637 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,637 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2020-10-14 07:14:43,637 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,637 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:14:43,637 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-10-14 07:14:43,637 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,637 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-10-14 07:14:43,637 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-10-14 07:14:43,638 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2020-10-14 07:14:43,638 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2020-10-14 07:14:43,638 INFO L268 CegarLoopResult]: For program point L865(lines 864 913) no Hoare annotation was computed. [2020-10-14 07:14:43,638 INFO L264 CegarLoopResult]: At program point L896(line 896) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:43,638 INFO L264 CegarLoopResult]: At program point testENTRY(lines 854 921) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:43,638 INFO L268 CegarLoopResult]: For program point L894(lines 894 909) no Hoare annotation was computed. [2020-10-14 07:14:43,638 INFO L268 CegarLoopResult]: For program point testFINAL(lines 854 921) no Hoare annotation was computed. [2020-10-14 07:14:43,638 INFO L264 CegarLoopResult]: At program point L886(line 886) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:43,638 INFO L268 CegarLoopResult]: For program point L884(lines 884 890) no Hoare annotation was computed. [2020-10-14 07:14:43,638 INFO L268 CegarLoopResult]: For program point L884-1(lines 884 890) no Hoare annotation was computed. [2020-10-14 07:14:43,638 INFO L264 CegarLoopResult]: At program point L911(lines 864 913) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:43,639 INFO L264 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:43,639 INFO L268 CegarLoopResult]: For program point L874(lines 874 880) no Hoare annotation was computed. [2020-10-14 07:14:43,639 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 880) no Hoare annotation was computed. [2020-10-14 07:14:43,639 INFO L268 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2020-10-14 07:14:43,639 INFO L264 CegarLoopResult]: At program point L914(lines 863 915) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,639 INFO L264 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:43,639 INFO L268 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-10-14 07:14:43,640 INFO L264 CegarLoopResult]: At program point L902-1(lines 894 909) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:43,640 INFO L268 CegarLoopResult]: For program point testEXIT(lines 854 921) no Hoare annotation was computed. [2020-10-14 07:14:43,640 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 546 591) no Hoare annotation was computed. [2020-10-14 07:14:43,640 INFO L268 CegarLoopResult]: For program point L566(lines 566 573) no Hoare annotation was computed. [2020-10-14 07:14:43,640 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 546 591) no Hoare annotation was computed. [2020-10-14 07:14:43,640 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 546 591) no Hoare annotation was computed. [2020-10-14 07:14:43,640 INFO L268 CegarLoopResult]: For program point L560(lines 560 580) no Hoare annotation was computed. [2020-10-14 07:14:43,640 INFO L268 CegarLoopResult]: For program point L560-1(lines 560 580) no Hoare annotation was computed. [2020-10-14 07:14:43,640 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 164 172) no Hoare annotation was computed. [2020-10-14 07:14:43,640 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 164 172) the Hoare annotation is: true [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 164 172) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point L140(lines 140 148) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point L140-2(lines 140 148) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 132 154) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 132 154) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 132 154) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 443 545) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point L508-1(line 508) no Hoare annotation was computed. [2020-10-14 07:14:43,641 INFO L268 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L531(lines 531 542) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L494(lines 494 498) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L492-2(lines 492 512) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 443 545) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L513(lines 491 514) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L472(lines 472 488) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L532(lines 532 539) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 443 545) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L493(lines 492 512) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L524-1(line 524) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point L489(lines 489 530) no Hoare annotation was computed. [2020-10-14 07:14:43,642 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:43,643 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:14:43,643 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:43,643 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 739 746) no Hoare annotation was computed. [2020-10-14 07:14:43,643 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 739 746) no Hoare annotation was computed. [2020-10-14 07:14:43,643 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 739 746) no Hoare annotation was computed. [2020-10-14 07:14:43,643 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 155 163) the Hoare annotation is: true [2020-10-14 07:14:43,643 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 155 163) no Hoare annotation was computed. [2020-10-14 07:14:43,644 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 155 163) no Hoare annotation was computed. [2020-10-14 07:14:43,644 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 111 122) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:14:43,644 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 111 122) no Hoare annotation was computed. [2020-10-14 07:14:43,644 INFO L268 CegarLoopResult]: For program point L115-1(lines 111 122) no Hoare annotation was computed. [2020-10-14 07:14:43,644 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:43,644 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:14:43,644 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:43,645 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 123 131) no Hoare annotation was computed. [2020-10-14 07:14:43,645 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 123 131) no Hoare annotation was computed. [2020-10-14 07:14:43,645 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 123 131) no Hoare annotation was computed. [2020-10-14 07:14:43,645 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,645 INFO L264 CegarLoopResult]: At program point L693(lines 693 699) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,645 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,645 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:43,645 INFO L268 CegarLoopResult]: For program point L686(lines 685 704) no Hoare annotation was computed. [2020-10-14 07:14:43,646 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2020-10-14 07:14:43,646 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2020-10-14 07:14:43,646 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 176 205) no Hoare annotation was computed. [2020-10-14 07:14:43,646 INFO L268 CegarLoopResult]: For program point L190(lines 190 194) no Hoare annotation was computed. [2020-10-14 07:14:43,646 INFO L271 CegarLoopResult]: At program point L190-1(lines 190 194) the Hoare annotation is: true [2020-10-14 07:14:43,646 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 176 205) the Hoare annotation is: true [2020-10-14 07:14:43,646 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-14 07:14:43,646 INFO L271 CegarLoopResult]: At program point L186-2(lines 186 200) the Hoare annotation is: true [2020-10-14 07:14:43,646 INFO L271 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: true [2020-10-14 07:14:43,646 INFO L268 CegarLoopResult]: For program point L182-1(line 182) no Hoare annotation was computed. [2020-10-14 07:14:43,646 INFO L271 CegarLoopResult]: At program point L201(lines 176 205) the Hoare annotation is: true [2020-10-14 07:14:43,647 INFO L268 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-14 07:14:43,647 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 87 98) the Hoare annotation is: true [2020-10-14 07:14:43,647 INFO L268 CegarLoopResult]: For program point L91-1(lines 87 98) no Hoare annotation was computed. [2020-10-14 07:14:43,647 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 87 98) no Hoare annotation was computed. [2020-10-14 07:14:43,647 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 231 237) no Hoare annotation was computed. [2020-10-14 07:14:43,647 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 231 237) the Hoare annotation is: true [2020-10-14 07:14:43,647 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:43,648 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-14 07:14:43,648 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:14:43,648 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:43,648 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2020-10-14 07:14:43,648 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:14:43,648 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2020-10-14 07:14:43,648 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 99 110) no Hoare annotation was computed. [2020-10-14 07:14:43,649 INFO L268 CegarLoopResult]: For program point L103-1(lines 99 110) no Hoare annotation was computed. [2020-10-14 07:14:43,649 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 99 110) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:14:43,649 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2020-10-14 07:14:43,649 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2020-10-14 07:14:43,649 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2020-10-14 07:14:43,649 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2020-10-14 07:14:43,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:14:43 BoogieIcfgContainer [2020-10-14 07:14:43,667 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:14:43,669 INFO L168 Benchmark]: Toolchain (without parser) took 24244.41 ms. Allocated memory was 145.8 MB in the beginning and 670.6 MB in the end (delta: 524.8 MB). Free memory was 101.2 MB in the beginning and 372.4 MB in the end (delta: -271.3 MB). Peak memory consumption was 491.5 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:43,670 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 07:14:43,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.80 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 101.2 MB in the beginning and 167.7 MB in the end (delta: -66.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:43,671 INFO L168 Benchmark]: Boogie Preprocessor took 83.24 ms. Allocated memory is still 201.3 MB. Free memory was 167.7 MB in the beginning and 163.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:43,672 INFO L168 Benchmark]: RCFGBuilder took 1108.53 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 163.8 MB in the beginning and 193.5 MB in the end (delta: -29.7 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:43,673 INFO L168 Benchmark]: TraceAbstraction took 22329.72 ms. Allocated memory was 234.9 MB in the beginning and 670.6 MB in the end (delta: 435.7 MB). Free memory was 191.8 MB in the beginning and 372.4 MB in the end (delta: -180.7 MB). Peak memory consumption was 492.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:43,678 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 715.80 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 101.2 MB in the beginning and 167.7 MB in the end (delta: -66.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.24 ms. Allocated memory is still 201.3 MB. Free memory was 167.7 MB in the beginning and 163.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1108.53 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 163.8 MB in the beginning and 193.5 MB in the end (delta: -29.7 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22329.72 ms. Allocated memory was 234.9 MB in the beginning and 670.6 MB in the end (delta: 435.7 MB). Free memory was 191.8 MB in the beginning and 372.4 MB in the end (delta: -180.7 MB). Peak memory consumption was 492.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 286 SDtfs, 279 SDslu, 118 SDs, 0 SdLazy, 536 SolverSat, 153 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 59 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 155 PreInvPairs, 173 NumberOfFragments, 690 HoareAnnotationTreeSize, 155 FomulaSimplifications, 3420 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 54 FomulaSimplificationsInter, 5063 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.6s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 35972 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...