/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_spec5_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:18:34,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:18:34,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:18:34,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:18:34,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:18:34,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:18:34,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:18:34,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:18:34,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:18:34,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:18:34,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:18:34,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:18:34,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:18:34,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:18:34,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:18:34,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:18:34,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:18:34,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:18:34,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:18:34,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:18:34,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:18:34,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:18:34,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:18:34,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:18:34,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:18:34,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:18:34,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:18:34,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:18:34,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:18:34,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:18:34,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:18:34,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:18:35,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:18:35,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:18:35,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:18:35,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:18:35,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:18:35,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:18:35,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:18:35,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:18:35,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:18:35,014 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 07:18:35,059 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:18:35,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:18:35,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:18:35,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:18:35,062 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:18:35,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:18:35,063 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:18:35,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:18:35,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:18:35,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:18:35,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:18:35,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:18:35,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:18:35,064 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:18:35,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:18:35,064 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:18:35,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:18:35,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:18:35,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:18:35,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:18:35,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:18:35,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:18:35,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:18:35,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:18:35,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:18:35,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:18:35,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:18:35,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:18:35,068 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:18:35,068 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 07:18:35,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:18:35,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:18:35,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:18:35,404 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:18:35,405 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:18:35,405 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2020-10-14 07:18:35,470 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/492f77bb6/30a12ab8eee742c9a78613511af55311/FLAG14d0907e3 [2020-10-14 07:18:36,016 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:18:36,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2020-10-14 07:18:36,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/492f77bb6/30a12ab8eee742c9a78613511af55311/FLAG14d0907e3 [2020-10-14 07:18:36,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/492f77bb6/30a12ab8eee742c9a78613511af55311 [2020-10-14 07:18:36,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:18:36,328 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:18:36,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:18:36,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:18:36,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:18:36,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:36" (1/1) ... [2020-10-14 07:18:36,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20abf48c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:36, skipping insertion in model container [2020-10-14 07:18:36,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:36" (1/1) ... [2020-10-14 07:18:36,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:18:36,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:18:36,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:18:36,909 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:18:37,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:18:37,064 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:18:37,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37 WrapperNode [2020-10-14 07:18:37,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:18:37,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:18:37,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:18:37,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:18:37,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37" (1/1) ... [2020-10-14 07:18:37,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37" (1/1) ... [2020-10-14 07:18:37,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37" (1/1) ... [2020-10-14 07:18:37,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37" (1/1) ... [2020-10-14 07:18:37,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37" (1/1) ... [2020-10-14 07:18:37,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37" (1/1) ... [2020-10-14 07:18:37,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37" (1/1) ... [2020-10-14 07:18:37,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:18:37,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:18:37,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:18:37,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:18:37,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37" (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 07:18:37,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:18:37,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:18:37,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:18:37,216 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:18:37,216 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:18:37,216 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:18:37,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:18:37,217 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:18:37,217 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:18:37,217 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:18:37,217 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:18:37,217 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-14 07:18:37,217 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:18:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:18:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:18:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:18:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:18:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:18:37,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:18:37,219 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:18:37,219 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:18:37,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:18:37,219 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:18:37,224 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:18:37,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:18:37,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:18:37,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:18:37,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:18:37,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:18:37,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:18:37,225 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:18:37,226 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:18:37,226 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:18:37,226 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:18:37,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:18:37,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:18:37,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:18:37,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:18:37,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:18:37,227 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:18:37,227 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:18:37,227 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:18:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:18:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:18:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:18:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:18:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:18:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:18:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:18:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:18:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:18:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:18:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:18:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:18:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:18:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-14 07:18:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:18:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:18:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:18:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:18:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:18:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:18:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:18:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:18:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:18:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:18:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:18:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:18:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:18:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:18:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:18:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:18:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:18:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:18:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:18:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:18:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:18:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:18:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:18:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:18:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:18:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:18:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:18:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:18:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:18:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:18:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:18:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:18:38,228 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:18:38,228 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:18:38,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:38 BoogieIcfgContainer [2020-10-14 07:18:38,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:18:38,235 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:18:38,235 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:18:38,238 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:18:38,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:18:36" (1/3) ... [2020-10-14 07:18:38,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71428a1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:38, skipping insertion in model container [2020-10-14 07:18:38,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:37" (2/3) ... [2020-10-14 07:18:38,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71428a1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:38, skipping insertion in model container [2020-10-14 07:18:38,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:38" (3/3) ... [2020-10-14 07:18:38,242 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product09.cil.c [2020-10-14 07:18:38,252 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:18:38,260 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:18:38,274 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:18:38,299 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:18:38,299 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:18:38,300 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:18:38,300 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:18:38,300 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:18:38,300 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:18:38,300 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:18:38,300 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:18:38,322 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2020-10-14 07:18:38,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 07:18:38,332 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:38,334 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:18:38,334 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:38,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:38,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1255762620, now seen corresponding path program 1 times [2020-10-14 07:18:38,349 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:38,350 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1474092075] [2020-10-14 07:18:38,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:38,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:38,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:39,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:39,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:39,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:39,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:39,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 07:18:39,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:18:39,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1281 [2020-10-14 07:18:39,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:39,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:39,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:39,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:18:39,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:39,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:18:40,332 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:40,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:40,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 07:18:40,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:40,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:40,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:18:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:40,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:18:40,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:40,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:40,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:18:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:40,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:40,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:40,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:40,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:18:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:40,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:40,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:40,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:40,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:18:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:40,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:40,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:40,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:18:40,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:18:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:40,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:40,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:40,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:40,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:18:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:18:40,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:18:40,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:18:40,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:40,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:40,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:40,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:40,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:40,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:18:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:40,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:40,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:40,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-14 07:18:40,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:18:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:40,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:40,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:40,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:40,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:40,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:40,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:40,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:40,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:40,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:40,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:40,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:18:40,549 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:18:40,551 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1474092075] [2020-10-14 07:18:40,553 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:18:40,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:18:40,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509432007] [2020-10-14 07:18:40,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:18:40,560 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:18:40,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:18:40,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:18:40,578 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 4 states. [2020-10-14 07:18:41,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:18:41,330 INFO L93 Difference]: Finished difference Result 205 states and 272 transitions. [2020-10-14 07:18:41,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:18:41,332 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-14 07:18:41,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:18:41,347 INFO L225 Difference]: With dead ends: 205 [2020-10-14 07:18:41,347 INFO L226 Difference]: Without dead ends: 115 [2020-10-14 07:18:41,353 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:18:41,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-14 07:18:41,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-10-14 07:18:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-14 07:18:41,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2020-10-14 07:18:41,431 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59 [2020-10-14 07:18:41,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:18:41,431 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2020-10-14 07:18:41,432 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:18:41,432 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2020-10-14 07:18:41,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-14 07:18:41,435 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:41,435 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:18:41,436 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:18:41,436 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:41,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:41,437 INFO L82 PathProgramCache]: Analyzing trace with hash -588611726, now seen corresponding path program 1 times [2020-10-14 07:18:41,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:41,437 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1070709526] [2020-10-14 07:18:41,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:41,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:41,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:41,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:41,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 07:18:42,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:18:42,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 711 [2020-10-14 07:18:42,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-14 07:18:42,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,592 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:42,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-14 07:18:42,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:42,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:18:42,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:18:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:42,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:42,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:18:42,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:18:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:42,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:42,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:18:42,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:18:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:42,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:42,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:42,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:18:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:42,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:42,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:18:42,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:18:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:42,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:42,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:18:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:18:42,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:18:42,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:42,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:18:42,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:42,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 07:18:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:42,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 07:18:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:42,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:42,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:42,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:42,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:42,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:42,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:42,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:42,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:42,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:42,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:42,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:42,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:18:42,772 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1070709526] [2020-10-14 07:18:42,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:18:42,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:18:42,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141821644] [2020-10-14 07:18:42,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:18:42,774 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:18:42,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:18:42,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:18:42,775 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 5 states. [2020-10-14 07:18:43,164 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:18:43,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:18:43,844 INFO L93 Difference]: Finished difference Result 178 states and 227 transitions. [2020-10-14 07:18:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 07:18:43,845 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-10-14 07:18:43,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:18:43,848 INFO L225 Difference]: With dead ends: 178 [2020-10-14 07:18:43,848 INFO L226 Difference]: Without dead ends: 115 [2020-10-14 07:18:43,850 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:18:43,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-14 07:18:43,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-10-14 07:18:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-14 07:18:43,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 105 transitions. [2020-10-14 07:18:43,885 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 105 transitions. Word has length 64 [2020-10-14 07:18:43,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:18:43,885 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 105 transitions. [2020-10-14 07:18:43,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:18:43,885 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2020-10-14 07:18:43,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-14 07:18:43,887 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:43,887 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:18:43,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:18:43,888 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:43,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:43,888 INFO L82 PathProgramCache]: Analyzing trace with hash 145085063, now seen corresponding path program 1 times [2020-10-14 07:18:43,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:43,889 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [814286663] [2020-10-14 07:18:43,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:43,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:44,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:44,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-14 07:18:44,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:18:44,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 731 [2020-10-14 07:18:44,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:44,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:44,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:18:44,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:44,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-14 07:18:44,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:44,971 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:44,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:45,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-14 07:18:45,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:45,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:18:45,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:18:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:45,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:45,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:45,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:18:45,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:18:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:45,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:45,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:45,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:18:45,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:18:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:45,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:45,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:45,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:45,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:18:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:45,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:45,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:45,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:18:45,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:18:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:45,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:45,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:45,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:45,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:18:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:18:45,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:18:45,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:45,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:18:45,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:45,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:45,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:45,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 07:18:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:45,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:45,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:45,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:18:45,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-14 07:18:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:45,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:45,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:18:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:45,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-14 07:18:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:45,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:45,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:45,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:45,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:45,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:18:45,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:45,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:45,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:18:45,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:45,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:18:45,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:45,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:18:45,184 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [814286663] [2020-10-14 07:18:45,184 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:18:45,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:18:45,184 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837046457] [2020-10-14 07:18:45,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:18:45,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:18:45,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:18:45,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:18:45,186 INFO L87 Difference]: Start difference. First operand 91 states and 105 transitions. Second operand 8 states. [2020-10-14 07:18:45,738 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:18:46,505 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:18:47,072 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:18:47,326 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:18:47,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:18:47,420 INFO L93 Difference]: Finished difference Result 170 states and 217 transitions. [2020-10-14 07:18:47,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:18:47,421 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-10-14 07:18:47,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:18:47,422 INFO L225 Difference]: With dead ends: 170 [2020-10-14 07:18:47,422 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:18:47,428 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:18:47,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:18:47,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:18:47,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:18:47,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:18:47,430 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-10-14 07:18:47,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:18:47,430 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:18:47,430 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:18:47,430 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:18:47,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:18:47,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:18:47,434 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:18:48,510 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-14 07:18:48,681 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-14 07:18:48,831 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-14 07:18:49,018 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-14 07:18:49,163 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-10-14 07:18:49,338 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-14 07:18:49,549 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:49,711 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-14 07:18:49,886 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-14 07:18:50,046 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-14 07:18:50,244 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-10-14 07:18:50,428 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-10-14 07:18:50,614 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-14 07:18:50,754 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-10-14 07:18:50,905 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-14 07:18:51,050 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-10-14 07:18:51,059 INFO L268 CegarLoopResult]: For program point L514-2(lines 514 535) no Hoare annotation was computed. [2020-10-14 07:18:51,059 INFO L268 CegarLoopResult]: For program point L536(lines 513 537) no Hoare annotation was computed. [2020-10-14 07:18:51,059 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 489 544) no Hoare annotation was computed. [2020-10-14 07:18:51,059 INFO L268 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2020-10-14 07:18:51,060 INFO L268 CegarLoopResult]: For program point L520-1(lines 520 524) no Hoare annotation was computed. [2020-10-14 07:18:51,060 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 489 544) no Hoare annotation was computed. [2020-10-14 07:18:51,060 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-14 07:18:51,060 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 489 544) no Hoare annotation was computed. [2020-10-14 07:18:51,060 INFO L268 CegarLoopResult]: For program point L577(lines 577 581) no Hoare annotation was computed. [2020-10-14 07:18:51,060 INFO L268 CegarLoopResult]: For program point L577-1(lines 577 581) no Hoare annotation was computed. [2020-10-14 07:18:51,060 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-10-14 07:18:51,061 INFO L268 CegarLoopResult]: For program point L571-2(lines 571 596) no Hoare annotation was computed. [2020-10-14 07:18:51,061 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 545 604) no Hoare annotation was computed. [2020-10-14 07:18:51,061 INFO L268 CegarLoopResult]: For program point L597(lines 570 598) no Hoare annotation was computed. [2020-10-14 07:18:51,061 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 545 604) no Hoare annotation was computed. [2020-10-14 07:18:51,061 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-14 07:18:51,061 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-10-14 07:18:51,061 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 545 604) no Hoare annotation was computed. [2020-10-14 07:18:51,062 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 821 827) the Hoare annotation is: true [2020-10-14 07:18:51,062 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 821 827) no Hoare annotation was computed. [2020-10-14 07:18:51,062 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 828 836) no Hoare annotation was computed. [2020-10-14 07:18:51,062 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 828 836) the Hoare annotation is: true [2020-10-14 07:18:51,062 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 828 836) no Hoare annotation was computed. [2020-10-14 07:18:51,062 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 839 846) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,063 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 839 846) no Hoare annotation was computed. [2020-10-14 07:18:51,063 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 839 846) no Hoare annotation was computed. [2020-10-14 07:18:51,063 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 847 856) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,063 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 847 856) no Hoare annotation was computed. [2020-10-14 07:18:51,063 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 847 856) no Hoare annotation was computed. [2020-10-14 07:18:51,063 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-10-14 07:18:51,063 INFO L268 CegarLoopResult]: For program point L865(lines 865 882) no Hoare annotation was computed. [2020-10-14 07:18:51,063 INFO L268 CegarLoopResult]: For program point L865-1(lines 857 885) no Hoare annotation was computed. [2020-10-14 07:18:51,064 INFO L271 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: true [2020-10-14 07:18:51,064 INFO L268 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed. [2020-10-14 07:18:51,064 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 857 885) the Hoare annotation is: true [2020-10-14 07:18:51,064 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 857 885) no Hoare annotation was computed. [2020-10-14 07:18:51,064 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:18:51,064 INFO L268 CegarLoopResult]: For program point L870(lines 870 876) no Hoare annotation was computed. [2020-10-14 07:18:51,064 INFO L268 CegarLoopResult]: For program point L869(lines 869 879) no Hoare annotation was computed. [2020-10-14 07:18:51,065 INFO L271 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: true [2020-10-14 07:18:51,065 INFO L268 CegarLoopResult]: For program point L867-1(line 867) no Hoare annotation was computed. [2020-10-14 07:18:51,065 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 413 435) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,065 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 413 435) no Hoare annotation was computed. [2020-10-14 07:18:51,065 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 413 435) no Hoare annotation was computed. [2020-10-14 07:18:51,065 INFO L264 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,066 INFO L264 CegarLoopResult]: At program point L425-1(line 425) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,066 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-10-14 07:18:51,066 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 430) no Hoare annotation was computed. [2020-10-14 07:18:51,066 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-14 07:18:51,066 INFO L264 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,066 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,067 INFO L264 CegarLoopResult]: At program point L419-1(line 419) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,067 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-10-14 07:18:51,067 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-10-14 07:18:51,067 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 367 390) no Hoare annotation was computed. [2020-10-14 07:18:51,067 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-10-14 07:18:51,067 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-10-14 07:18:51,067 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-10-14 07:18:51,068 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 367 390) no Hoare annotation was computed. [2020-10-14 07:18:51,068 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-10-14 07:18:51,068 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 367 390) no Hoare annotation was computed. [2020-10-14 07:18:51,068 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-10-14 07:18:51,068 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-10-14 07:18:51,068 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-10-14 07:18:51,068 INFO L268 CegarLoopResult]: For program point L376(line 376) no Hoare annotation was computed. [2020-10-14 07:18:51,068 INFO L268 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-10-14 07:18:51,069 INFO L268 CegarLoopResult]: For program point L374(line 374) no Hoare annotation was computed. [2020-10-14 07:18:51,069 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-10-14 07:18:51,069 INFO L268 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-10-14 07:18:51,069 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 170 177) no Hoare annotation was computed. [2020-10-14 07:18:51,069 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 170 177) no Hoare annotation was computed. [2020-10-14 07:18:51,069 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 170 177) no Hoare annotation was computed. [2020-10-14 07:18:51,069 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2020-10-14 07:18:51,069 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2020-10-14 07:18:51,070 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2020-10-14 07:18:51,070 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-10-14 07:18:51,070 INFO L268 CegarLoopResult]: For program point L254-1(line 254) no Hoare annotation was computed. [2020-10-14 07:18:51,070 INFO L268 CegarLoopResult]: For program point L243(lines 243 251) no Hoare annotation was computed. [2020-10-14 07:18:51,070 INFO L268 CegarLoopResult]: For program point L243-2(lines 243 251) no Hoare annotation was computed. [2020-10-14 07:18:51,070 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 224 259) no Hoare annotation was computed. [2020-10-14 07:18:51,070 INFO L268 CegarLoopResult]: For program point L231(lines 231 239) no Hoare annotation was computed. [2020-10-14 07:18:51,071 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 224 259) no Hoare annotation was computed. [2020-10-14 07:18:51,071 INFO L268 CegarLoopResult]: For program point L231-2(lines 231 239) no Hoare annotation was computed. [2020-10-14 07:18:51,071 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 224 259) no Hoare annotation was computed. [2020-10-14 07:18:51,071 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 814 820) no Hoare annotation was computed. [2020-10-14 07:18:51,071 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 814 820) the Hoare annotation is: true [2020-10-14 07:18:51,071 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 443 488) no Hoare annotation was computed. [2020-10-14 07:18:51,071 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 443 488) no Hoare annotation was computed. [2020-10-14 07:18:51,072 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 443 488) no Hoare annotation was computed. [2020-10-14 07:18:51,072 INFO L268 CegarLoopResult]: For program point L770-1(lines 770 790) no Hoare annotation was computed. [2020-10-14 07:18:51,072 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 756 801) no Hoare annotation was computed. [2020-10-14 07:18:51,072 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 756 801) no Hoare annotation was computed. [2020-10-14 07:18:51,072 INFO L268 CegarLoopResult]: For program point L776(lines 776 783) no Hoare annotation was computed. [2020-10-14 07:18:51,072 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 756 801) no Hoare annotation was computed. [2020-10-14 07:18:51,072 INFO L268 CegarLoopResult]: For program point L770(lines 770 790) no Hoare annotation was computed. [2020-10-14 07:18:51,073 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 399 409) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,073 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 399 409) no Hoare annotation was computed. [2020-10-14 07:18:51,073 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 399 409) no Hoare annotation was computed. [2020-10-14 07:18:51,073 INFO L271 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: true [2020-10-14 07:18:51,073 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-14 07:18:51,073 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-10-14 07:18:51,073 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 204 214) no Hoare annotation was computed. [2020-10-14 07:18:51,073 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2020-10-14 07:18:51,074 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2020-10-14 07:18:51,074 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 196 203) no Hoare annotation was computed. [2020-10-14 07:18:51,074 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2020-10-14 07:18:51,074 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2020-10-14 07:18:51,074 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 163 169) no Hoare annotation was computed. [2020-10-14 07:18:51,074 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 163 169) the Hoare annotation is: true [2020-10-14 07:18:51,074 INFO L264 CegarLoopResult]: At program point testENTRY(lines 262 325) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,075 INFO L271 CegarLoopResult]: At program point L318(lines 271 319) the Hoare annotation is: true [2020-10-14 07:18:51,075 INFO L268 CegarLoopResult]: For program point testFINAL(lines 262 325) no Hoare annotation was computed. [2020-10-14 07:18:51,075 INFO L268 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-10-14 07:18:51,075 INFO L271 CegarLoopResult]: At program point L308-2(lines 302 313) the Hoare annotation is: true [2020-10-14 07:18:51,075 INFO L268 CegarLoopResult]: For program point L273(lines 272 317) no Hoare annotation was computed. [2020-10-14 07:18:51,075 INFO L268 CegarLoopResult]: For program point L302(lines 302 313) no Hoare annotation was computed. [2020-10-14 07:18:51,075 INFO L271 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: true [2020-10-14 07:18:51,075 INFO L268 CegarLoopResult]: For program point L292(lines 292 298) no Hoare annotation was computed. [2020-10-14 07:18:51,075 INFO L268 CegarLoopResult]: For program point L292-1(lines 292 298) no Hoare annotation was computed. [2020-10-14 07:18:51,076 INFO L271 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: true [2020-10-14 07:18:51,076 INFO L271 CegarLoopResult]: At program point L315(lines 272 317) the Hoare annotation is: true [2020-10-14 07:18:51,076 INFO L268 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-10-14 07:18:51,076 INFO L268 CegarLoopResult]: For program point L282-1(lines 282 288) no Hoare annotation was computed. [2020-10-14 07:18:51,076 INFO L268 CegarLoopResult]: For program point L274(lines 274 278) no Hoare annotation was computed. [2020-10-14 07:18:51,076 INFO L268 CegarLoopResult]: For program point testEXIT(lines 262 325) no Hoare annotation was computed. [2020-10-14 07:18:51,076 INFO L268 CegarLoopResult]: For program point L730(lines 730 737) no Hoare annotation was computed. [2020-10-14 07:18:51,076 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 710 755) no Hoare annotation was computed. [2020-10-14 07:18:51,077 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 710 755) no Hoare annotation was computed. [2020-10-14 07:18:51,077 INFO L268 CegarLoopResult]: For program point L724(lines 724 744) no Hoare annotation was computed. [2020-10-14 07:18:51,077 INFO L268 CegarLoopResult]: For program point L724-1(lines 724 744) no Hoare annotation was computed. [2020-10-14 07:18:51,077 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 710 755) no Hoare annotation was computed. [2020-10-14 07:18:51,077 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-10-14 07:18:51,077 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-10-14 07:18:51,077 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-14 07:18:51,077 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-10-14 07:18:51,078 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-10-14 07:18:51,078 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 607 709) no Hoare annotation was computed. [2020-10-14 07:18:51,078 INFO L268 CegarLoopResult]: For program point L636(lines 636 652) no Hoare annotation was computed. [2020-10-14 07:18:51,078 INFO L268 CegarLoopResult]: For program point L696(lines 696 703) no Hoare annotation was computed. [2020-10-14 07:18:51,078 INFO L268 CegarLoopResult]: For program point L657(lines 656 676) no Hoare annotation was computed. [2020-10-14 07:18:51,078 INFO L268 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-10-14 07:18:51,078 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-10-14 07:18:51,078 INFO L268 CegarLoopResult]: For program point L653(lines 653 694) no Hoare annotation was computed. [2020-10-14 07:18:51,079 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 607 709) no Hoare annotation was computed. [2020-10-14 07:18:51,079 INFO L268 CegarLoopResult]: For program point L672(line 672) no Hoare annotation was computed. [2020-10-14 07:18:51,079 INFO L268 CegarLoopResult]: For program point L672-1(line 672) no Hoare annotation was computed. [2020-10-14 07:18:51,079 INFO L268 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-10-14 07:18:51,079 INFO L268 CegarLoopResult]: For program point L695(lines 695 706) no Hoare annotation was computed. [2020-10-14 07:18:51,079 INFO L268 CegarLoopResult]: For program point L658(lines 658 662) no Hoare annotation was computed. [2020-10-14 07:18:51,079 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 607 709) no Hoare annotation was computed. [2020-10-14 07:18:51,079 INFO L268 CegarLoopResult]: For program point L656-2(lines 656 676) no Hoare annotation was computed. [2020-10-14 07:18:51,079 INFO L268 CegarLoopResult]: For program point L677(lines 655 678) no Hoare annotation was computed. [2020-10-14 07:18:51,080 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 804 813) no Hoare annotation was computed. [2020-10-14 07:18:51,080 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 804 813) no Hoare annotation was computed. [2020-10-14 07:18:51,080 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 804 813) no Hoare annotation was computed. [2020-10-14 07:18:51,080 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:18:51,080 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-14 07:18:51,081 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:18:51,081 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-14 07:18:51,081 INFO L268 CegarLoopResult]: For program point L190-1(lines 179 195) no Hoare annotation was computed. [2020-10-14 07:18:51,081 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 179 195) no Hoare annotation was computed. [2020-10-14 07:18:51,081 INFO L268 CegarLoopResult]: For program point L186(lines 186 192) no Hoare annotation was computed. [2020-10-14 07:18:51,081 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 179 195) no Hoare annotation was computed. [2020-10-14 07:18:51,081 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-14 07:18:51,081 INFO L268 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-10-14 07:18:51,082 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-10-14 07:18:51,082 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-10-14 07:18:51,082 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-10-14 07:18:51,082 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:18:51,082 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-10-14 07:18:51,082 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-10-14 07:18:51,082 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:18:51,082 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:18:51,082 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:18:51,083 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-10-14 07:18:51,083 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-10-14 07:18:51,083 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-10-14 07:18:51,083 INFO L271 CegarLoopResult]: At program point L152(line 152) the Hoare annotation is: true [2020-10-14 07:18:51,083 INFO L271 CegarLoopResult]: At program point L150(lines 150 156) the Hoare annotation is: true [2020-10-14 07:18:51,083 INFO L264 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:18:51,083 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 136 162) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,084 INFO L268 CegarLoopResult]: For program point L143(lines 139 161) no Hoare annotation was computed. [2020-10-14 07:18:51,084 INFO L268 CegarLoopResult]: For program point L141(lines 139 161) no Hoare annotation was computed. [2020-10-14 07:18:51,084 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 136 162) no Hoare annotation was computed. [2020-10-14 07:18:51,084 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 136 162) no Hoare annotation was computed. [2020-10-14 07:18:51,084 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 337 366) no Hoare annotation was computed. [2020-10-14 07:18:51,084 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-10-14 07:18:51,084 INFO L271 CegarLoopResult]: At program point L351-1(lines 351 355) the Hoare annotation is: true [2020-10-14 07:18:51,085 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 337 366) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,085 INFO L268 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-10-14 07:18:51,085 INFO L271 CegarLoopResult]: At program point L347-2(lines 347 361) the Hoare annotation is: true [2020-10-14 07:18:51,085 INFO L264 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,085 INFO L268 CegarLoopResult]: For program point L343-1(line 343) no Hoare annotation was computed. [2020-10-14 07:18:51,085 INFO L271 CegarLoopResult]: At program point L362(lines 337 366) the Hoare annotation is: true [2020-10-14 07:18:51,085 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-14 07:18:51,086 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-10-14 07:18:51,086 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-10-14 07:18:51,086 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-10-14 07:18:51,086 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 391 397) no Hoare annotation was computed. [2020-10-14 07:18:51,086 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 391 397) the Hoare annotation is: true [2020-10-14 07:18:51,086 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:18:51,086 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-14 07:18:51,086 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:18:51,087 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:18:51,087 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-10-14 07:18:51,087 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-10-14 07:18:51,087 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-14 07:18:51,087 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 327 334) no Hoare annotation was computed. [2020-10-14 07:18:51,087 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 331) no Hoare annotation was computed. [2020-10-14 07:18:51,087 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 327 334) the Hoare annotation is: true [2020-10-14 07:18:51,088 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 327 334) no Hoare annotation was computed. [2020-10-14 07:18:51,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:18:51 BoogieIcfgContainer [2020-10-14 07:18:51,099 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:18:51,101 INFO L168 Benchmark]: Toolchain (without parser) took 14773.20 ms. Allocated memory was 147.8 MB in the beginning and 511.2 MB in the end (delta: 363.3 MB). Free memory was 102.7 MB in the beginning and 286.6 MB in the end (delta: -183.8 MB). Peak memory consumption was 374.5 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:51,102 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-14 07:18:51,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.30 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 102.7 MB in the beginning and 171.4 MB in the end (delta: -68.6 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:51,104 INFO L168 Benchmark]: Boogie Preprocessor took 84.98 ms. Allocated memory is still 204.5 MB. Free memory was 171.4 MB in the beginning and 167.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:51,105 INFO L168 Benchmark]: RCFGBuilder took 1082.83 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 167.5 MB in the beginning and 195.3 MB in the end (delta: -27.8 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:51,105 INFO L168 Benchmark]: TraceAbstraction took 12864.08 ms. Allocated memory was 234.4 MB in the beginning and 511.2 MB in the end (delta: 276.8 MB). Free memory was 195.3 MB in the beginning and 286.6 MB in the end (delta: -91.3 MB). Peak memory consumption was 380.5 MB. Max. memory is 7.1 GB. [2020-10-14 07:18:51,109 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 736.30 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 102.7 MB in the beginning and 171.4 MB in the end (delta: -68.6 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.98 ms. Allocated memory is still 204.5 MB. Free memory was 171.4 MB in the beginning and 167.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1082.83 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 167.5 MB in the beginning and 195.3 MB in the end (delta: -27.8 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12864.08 ms. Allocated memory was 234.4 MB in the beginning and 511.2 MB in the end (delta: 276.8 MB). Free memory was 195.3 MB in the beginning and 286.6 MB in the end (delta: -91.3 MB). Peak memory consumption was 380.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 331]: 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: 272]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 264 SDtfs, 282 SDslu, 188 SDs, 0 SdLazy, 518 SolverSat, 171 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 48 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 156 PreInvPairs, 186 NumberOfFragments, 484 HoareAnnotationTreeSize, 156 FomulaSimplifications, 3324 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 43 FomulaSimplificationsInter, 4942 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 190 NumberOfCodeBlocks, 190 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 187 ConstructedInterpolants, 0 QuantifiedInterpolants, 55379 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...