/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_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:04:05,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:04:05,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:04:05,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:04:05,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:04:05,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:04:05,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:04:05,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:04:05,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:04:05,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:04:05,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:04:05,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:04:05,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:04:05,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:04:05,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:04:05,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:04:05,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:04:05,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:04:05,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:04:06,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:04:06,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:04:06,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:04:06,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:04:06,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:04:06,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:04:06,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:04:06,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:04:06,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:04:06,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:04:06,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:04:06,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:04:06,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:04:06,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:04:06,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:04:06,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:04:06,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:04:06,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:04:06,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:04:06,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:04:06,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:04:06,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:04:06,018 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 07:04:06,050 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:04:06,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:04:06,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:04:06,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:04:06,052 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:04:06,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:04:06,052 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:04:06,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:04:06,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:04:06,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:04:06,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:04:06,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:04:06,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:04:06,053 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:04:06,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:04:06,054 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:04:06,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:04:06,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:04:06,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:04:06,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:04:06,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:04:06,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:04:06,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:04:06,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:04:06,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:04:06,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:04:06,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:04:06,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:04:06,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:04:06,057 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 07:04:06,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:04:06,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:04:06,393 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:04:06,394 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:04:06,395 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:04:06,396 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2020-10-14 07:04:06,473 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e764f4a81/01a0ec4dca3e416f899e2d751f91c58b/FLAG81b28ca61 [2020-10-14 07:04:06,979 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:04:06,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2020-10-14 07:04:06,993 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e764f4a81/01a0ec4dca3e416f899e2d751f91c58b/FLAG81b28ca61 [2020-10-14 07:04:07,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e764f4a81/01a0ec4dca3e416f899e2d751f91c58b [2020-10-14 07:04:07,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:04:07,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:04:07,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:04:07,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:04:07,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:04:07,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:04:07" (1/1) ... [2020-10-14 07:04:07,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366b14c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:07, skipping insertion in model container [2020-10-14 07:04:07,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:04:07" (1/1) ... [2020-10-14 07:04:07,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:04:07,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:04:07,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:04:07,958 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:04:08,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:04:08,088 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:04:08,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08 WrapperNode [2020-10-14 07:04:08,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:04:08,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:04:08,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:04:08,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:04:08,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08" (1/1) ... [2020-10-14 07:04:08,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08" (1/1) ... [2020-10-14 07:04:08,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08" (1/1) ... [2020-10-14 07:04:08,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08" (1/1) ... [2020-10-14 07:04:08,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08" (1/1) ... [2020-10-14 07:04:08,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08" (1/1) ... [2020-10-14 07:04:08,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08" (1/1) ... [2020-10-14 07:04:08,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:04:08,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:04:08,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:04:08,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:04:08,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08" (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 07:04:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:04:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:04:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:04:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:04:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:04:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:04:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:04:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-14 07:04:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-14 07:04:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:04:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:04:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:04:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:04:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:04:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:04:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:04:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:04:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:04:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:04:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:04:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 07:04:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:04:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:04:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:04:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:04:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-14 07:04:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:04:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:04:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:04:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:04:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:04:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 07:04:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:04:08,262 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:04:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:04:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:04:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:04:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:04:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:04:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:04:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:04:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:04:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:04:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:04:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-14 07:04:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-14 07:04:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:04:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:04:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:04:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:04:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:04:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:04:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:04:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:04:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:04:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:04:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:04:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:04:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:04:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 07:04:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:04:08,269 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:04:08,269 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:04:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:04:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:04:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:04:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:04:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:04:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:04:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:04:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:04:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:04:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:04:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:04:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:04:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:04:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:04:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:04:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:04:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:04:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:04:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:04:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 07:04:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-14 07:04:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:04:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:04:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:04:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:04:09,292 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:04:09,293 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:04:09,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:04:09 BoogieIcfgContainer [2020-10-14 07:04:09,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:04:09,304 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:04:09,304 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:04:09,307 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:04:09,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:04:07" (1/3) ... [2020-10-14 07:04:09,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce720ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:04:09, skipping insertion in model container [2020-10-14 07:04:09,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:04:08" (2/3) ... [2020-10-14 07:04:09,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce720ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:04:09, skipping insertion in model container [2020-10-14 07:04:09,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:04:09" (3/3) ... [2020-10-14 07:04:09,313 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2020-10-14 07:04:09,324 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:04:09,333 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:04:09,349 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:04:09,381 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:04:09,381 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:04:09,381 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:04:09,381 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:04:09,381 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:04:09,381 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:04:09,382 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:04:09,382 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:04:09,402 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-10-14 07:04:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-14 07:04:09,412 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:04:09,414 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:04:09,414 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:04:09,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:04:09,421 INFO L82 PathProgramCache]: Analyzing trace with hash -996229521, now seen corresponding path program 1 times [2020-10-14 07:04:09,431 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:04:09,431 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1625041970] [2020-10-14 07:04:09,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:04:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:09,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:09,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:10,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:11,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:11,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:14,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:14,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-14 07:04:14,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:04:14,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-14 07:04:14,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:14,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:14,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:04:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:14,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:04:15,129 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:04:15,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:04:15,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:15,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:15,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:15,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:15,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:15,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 07:04:15,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:15,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:15,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:15,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:04:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:15,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:15,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:15,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:15,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:15,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:15,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:15,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:15,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:15,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:15,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:15,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:15,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:04:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:15,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:15,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:15,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:15,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:15,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:04:15,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:15,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:15,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:15,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:15,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:15,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:15,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:04:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:15,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:15,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:15,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:15,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:15,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:04:15,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:15,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:15,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:15,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:15,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:15,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:15,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:04:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:15,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:15,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:15,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:15,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:15,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:15,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:15,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:15,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:15,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:15,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:15,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:15,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:04:15,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:15,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:15,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:15,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:15,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:15,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:15,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:15,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:15,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:15,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:15,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:15,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:15,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:04:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:15,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:15,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:15,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:15,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:15,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:15,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:15,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:15,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:15,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:04:15,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:15,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:15,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 07:04:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:15,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:15,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:15,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:15,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:15,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:15,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:15,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:15,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:15,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:04:15,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:15,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:04:15,264 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1625041970] [2020-10-14 07:04:15,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:04:15,266 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:04:15,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343233489] [2020-10-14 07:04:15,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:04:15,274 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:04:15,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:04:15,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:04:15,292 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 4 states. [2020-10-14 07:04:16,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:04:16,346 INFO L93 Difference]: Finished difference Result 256 states and 336 transitions. [2020-10-14 07:04:16,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:04:16,348 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-14 07:04:16,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:04:16,363 INFO L225 Difference]: With dead ends: 256 [2020-10-14 07:04:16,363 INFO L226 Difference]: Without dead ends: 144 [2020-10-14 07:04:16,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 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 07:04:16,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-14 07:04:16,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 113. [2020-10-14 07:04:16,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-10-14 07:04:16,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2020-10-14 07:04:16,459 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 51 [2020-10-14 07:04:16,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:04:16,459 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2020-10-14 07:04:16,459 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:04:16,460 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2020-10-14 07:04:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:04:16,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:04:16,466 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:04:16,467 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:04:16,467 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:04:16,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:04:16,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1040363227, now seen corresponding path program 1 times [2020-10-14 07:04:16,468 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:04:16,468 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1867309976] [2020-10-14 07:04:16,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:04:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:16,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:16,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:17,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:17,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:18,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:19,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:21,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:21,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 07:04:21,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 07:04:21,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 07:04:21,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:21,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:04:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:04:21,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:04:21,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:21,797 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:04:21,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:04:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:21,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:21,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:21,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:21,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:21,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-14 07:04:21,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:21,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:21,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:21,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:21,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:21,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:21,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:04:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:21,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:21,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:21,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:21,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:21,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:21,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:21,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:21,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:21,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:21,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:21,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:21,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:04:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:21,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:21,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:21,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:21,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:21,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:04:21,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:21,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:21,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:21,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:21,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:21,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:21,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:04:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:21,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:21,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:21,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:21,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:21,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:04:21,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:21,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:21,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:21,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:21,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:21,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:21,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:04:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:21,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:21,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:21,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:21,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:21,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:21,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:21,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:21,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:21,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:21,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:21,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:04:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:21,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:21,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:21,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:21,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:21,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:21,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:21,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:21,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:21,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:04:21,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:21,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:21,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:21,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:21,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:21,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:21,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:21,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:21,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:21,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:04:21,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:21,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:21,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:04:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:21,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:21,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:21,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:21,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:21,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:21,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:21,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:21,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:21,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:04:21,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:21,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:22,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:04:22,008 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1867309976] [2020-10-14 07:04:22,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:04:22,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:04:22,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306067913] [2020-10-14 07:04:22,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:04:22,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:04:22,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:04:22,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:04:22,013 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 5 states. [2020-10-14 07:04:22,545 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:04:23,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:04:23,354 INFO L93 Difference]: Finished difference Result 197 states and 243 transitions. [2020-10-14 07:04:23,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:04:23,355 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-14 07:04:23,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:04:23,358 INFO L225 Difference]: With dead ends: 197 [2020-10-14 07:04:23,358 INFO L226 Difference]: Without dead ends: 134 [2020-10-14 07:04:23,359 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:04:23,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-14 07:04:23,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2020-10-14 07:04:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-14 07:04:23,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2020-10-14 07:04:23,397 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 52 [2020-10-14 07:04:23,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:04:23,397 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2020-10-14 07:04:23,397 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:04:23,398 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2020-10-14 07:04:23,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-14 07:04:23,400 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:04:23,400 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:04:23,400 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:04:23,400 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:04:23,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:04:23,401 INFO L82 PathProgramCache]: Analyzing trace with hash -542222879, now seen corresponding path program 1 times [2020-10-14 07:04:23,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:04:23,401 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [356372867] [2020-10-14 07:04:23,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:04:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:23,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:23,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:24,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:24,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:27,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:28,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:28,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-14 07:04:28,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:04:28,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 07:04:28,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:28,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:28,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:04:28,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 07:04:28,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:04:28,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:28,685 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:04:28,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:04:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:28,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:28,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:28,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:28,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:28,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 07:04:28,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:28,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:28,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:28,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:28,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:28,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:28,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:04:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:28,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:28,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:28,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:28,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:28,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:28,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:28,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:28,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:28,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:28,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:28,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:04:28,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:04:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:28,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:28,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:28,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:28,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:28,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:04:28,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:28,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:28,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:28,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:28,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:28,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:28,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:04:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:28,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:28,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:28,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:28,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:28,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:28,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:28,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:28,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:28,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:28,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:28,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:04:28,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:04:28,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:28,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:28,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:28,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:04:28,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:28,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:04:28,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:28,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:28,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:28,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:28,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:28,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:28,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:04:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:28,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:28,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:28,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:28,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:28,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:28,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:28,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:04:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:04:28,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:28,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 07:04:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:28,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:28,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:28,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:28,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:28,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:04:28,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:28,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:28,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:04:28,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:28,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:04:28,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:28,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:04:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:04:28,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:04:28,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:04:28,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:04:28,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:04:28,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:04:28,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:04:28,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:04:28,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:04:28,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:04:28,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:04:28,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:04:28,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:04:28,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [356372867] [2020-10-14 07:04:28,793 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:04:28,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:04:28,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379292021] [2020-10-14 07:04:28,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:04:28,794 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:04:28,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:04:28,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:04:28,795 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 8 states. [2020-10-14 07:04:29,133 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:04:29,983 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:04:30,265 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:04:30,494 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:04:30,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:04:30,654 INFO L93 Difference]: Finished difference Result 179 states and 225 transitions. [2020-10-14 07:04:30,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:04:30,654 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-10-14 07:04:30,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:04:30,655 INFO L225 Difference]: With dead ends: 179 [2020-10-14 07:04:30,656 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:04:30,657 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:04:30,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:04:30,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:04:30,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:04:30,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:04:30,659 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2020-10-14 07:04:30,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:04:30,659 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:04:30,659 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:04:30,659 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:04:30,659 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:04:30,660 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:04:30,662 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:04:32,151 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:32,295 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-14 07:04:32,486 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:32,631 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:32,813 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:33,025 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:04:33,180 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:04:33,326 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:33,474 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:04:33,640 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:33,792 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:33,960 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-14 07:04:34,116 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:34,273 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:34,429 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:34,578 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-14 07:04:34,730 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:34,881 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:04:35,031 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:35,199 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:35,337 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:04:35,341 INFO L268 CegarLoopResult]: For program point L407(lines 407 411) no Hoare annotation was computed. [2020-10-14 07:04:35,341 INFO L268 CegarLoopResult]: For program point L407-1(lines 407 411) no Hoare annotation was computed. [2020-10-14 07:04:35,341 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 376 431) no Hoare annotation was computed. [2020-10-14 07:04:35,341 INFO L268 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-10-14 07:04:35,341 INFO L268 CegarLoopResult]: For program point L401-2(lines 401 422) no Hoare annotation was computed. [2020-10-14 07:04:35,341 INFO L268 CegarLoopResult]: For program point L423(lines 400 424) no Hoare annotation was computed. [2020-10-14 07:04:35,341 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 376 431) no Hoare annotation was computed. [2020-10-14 07:04:35,342 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 376 431) no Hoare annotation was computed. [2020-10-14 07:04:35,342 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-14 07:04:35,342 INFO L268 CegarLoopResult]: For program point L477-1(line 477) no Hoare annotation was computed. [2020-10-14 07:04:35,342 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 432 491) no Hoare annotation was computed. [2020-10-14 07:04:35,342 INFO L268 CegarLoopResult]: For program point L464(lines 464 468) no Hoare annotation was computed. [2020-10-14 07:04:35,342 INFO L268 CegarLoopResult]: For program point L464-1(lines 464 468) no Hoare annotation was computed. [2020-10-14 07:04:35,342 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 432 491) no Hoare annotation was computed. [2020-10-14 07:04:35,342 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-14 07:04:35,343 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 432 491) no Hoare annotation was computed. [2020-10-14 07:04:35,343 INFO L268 CegarLoopResult]: For program point L458-2(lines 458 483) no Hoare annotation was computed. [2020-10-14 07:04:35,343 INFO L268 CegarLoopResult]: For program point L484(lines 457 485) no Hoare annotation was computed. [2020-10-14 07:04:35,343 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-14 07:04:35,344 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-14 07:04:35,344 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:04:35,344 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-14 07:04:35,344 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:04:35,344 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 198 220) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,344 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 198 220) no Hoare annotation was computed. [2020-10-14 07:04:35,344 INFO L264 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,345 INFO L264 CegarLoopResult]: At program point L210-1(line 210) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,345 INFO L268 CegarLoopResult]: For program point L208(lines 208 215) no Hoare annotation was computed. [2020-10-14 07:04:35,345 INFO L268 CegarLoopResult]: For program point L208-1(lines 208 215) no Hoare annotation was computed. [2020-10-14 07:04:35,345 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-14 07:04:35,345 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,345 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 198 220) no Hoare annotation was computed. [2020-10-14 07:04:35,346 INFO L264 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,346 INFO L264 CegarLoopResult]: At program point L204-1(line 204) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,346 INFO L268 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-14 07:04:35,346 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-14 07:04:35,346 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 155 178) no Hoare annotation was computed. [2020-10-14 07:04:35,346 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 155 178) no Hoare annotation was computed. [2020-10-14 07:04:35,346 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 155 178) no Hoare annotation was computed. [2020-10-14 07:04:35,347 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-14 07:04:35,347 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-14 07:04:35,347 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-14 07:04:35,347 INFO L268 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-14 07:04:35,347 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-14 07:04:35,347 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-14 07:04:35,347 INFO L268 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-14 07:04:35,347 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-14 07:04:35,348 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-14 07:04:35,348 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-14 07:04:35,348 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-14 07:04:35,348 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-14 07:04:35,348 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 798 806) no Hoare annotation was computed. [2020-10-14 07:04:35,348 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 798 806) the Hoare annotation is: true [2020-10-14 07:04:35,348 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 798 806) no Hoare annotation was computed. [2020-10-14 07:04:35,349 INFO L268 CegarLoopResult]: For program point L850-1(line 850) no Hoare annotation was computed. [2020-10-14 07:04:35,349 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 843 861) the Hoare annotation is: true [2020-10-14 07:04:35,349 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 843 861) no Hoare annotation was computed. [2020-10-14 07:04:35,349 INFO L268 CegarLoopResult]: For program point L852(lines 852 856) no Hoare annotation was computed. [2020-10-14 07:04:35,349 INFO L271 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: true [2020-10-14 07:04:35,349 INFO L268 CegarLoopResult]: For program point L852-2(lines 852 856) no Hoare annotation was computed. [2020-10-14 07:04:35,349 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 843 861) no Hoare annotation was computed. [2020-10-14 07:04:35,350 INFO L268 CegarLoopResult]: For program point L826(lines 826 834) no Hoare annotation was computed. [2020-10-14 07:04:35,350 INFO L268 CegarLoopResult]: For program point L826-2(lines 826 834) no Hoare annotation was computed. [2020-10-14 07:04:35,350 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 807 842) no Hoare annotation was computed. [2020-10-14 07:04:35,350 INFO L268 CegarLoopResult]: For program point L814(lines 814 822) no Hoare annotation was computed. [2020-10-14 07:04:35,350 INFO L268 CegarLoopResult]: For program point L814-2(lines 814 822) no Hoare annotation was computed. [2020-10-14 07:04:35,350 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 807 842) no Hoare annotation was computed. [2020-10-14 07:04:35,350 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-10-14 07:04:35,350 INFO L268 CegarLoopResult]: For program point L837-1(line 837) no Hoare annotation was computed. [2020-10-14 07:04:35,351 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 807 842) no Hoare annotation was computed. [2020-10-14 07:04:35,351 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-14 07:04:35,351 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-14 07:04:35,351 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 330 375) no Hoare annotation was computed. [2020-10-14 07:04:35,351 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 330 375) no Hoare annotation was computed. [2020-10-14 07:04:35,351 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 330 375) no Hoare annotation was computed. [2020-10-14 07:04:35,351 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 643 688) no Hoare annotation was computed. [2020-10-14 07:04:35,352 INFO L268 CegarLoopResult]: For program point L663(lines 663 670) no Hoare annotation was computed. [2020-10-14 07:04:35,352 INFO L268 CegarLoopResult]: For program point L657(lines 657 677) no Hoare annotation was computed. [2020-10-14 07:04:35,352 INFO L268 CegarLoopResult]: For program point L657-1(lines 657 677) no Hoare annotation was computed. [2020-10-14 07:04:35,352 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 643 688) no Hoare annotation was computed. [2020-10-14 07:04:35,352 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 643 688) no Hoare annotation was computed. [2020-10-14 07:04:35,352 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:04:35,352 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 187 197) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,353 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 187 197) no Hoare annotation was computed. [2020-10-14 07:04:35,353 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 187 197) no Hoare annotation was computed. [2020-10-14 07:04:35,353 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 787 797) no Hoare annotation was computed. [2020-10-14 07:04:35,353 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 787 797) no Hoare annotation was computed. [2020-10-14 07:04:35,353 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-10-14 07:04:35,353 INFO L268 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-10-14 07:04:35,353 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 787 797) no Hoare annotation was computed. [2020-10-14 07:04:35,353 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 779 786) the Hoare annotation is: true [2020-10-14 07:04:35,354 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 779 786) no Hoare annotation was computed. [2020-10-14 07:04:35,354 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 779 786) no Hoare annotation was computed. [2020-10-14 07:04:35,354 INFO L268 CegarLoopResult]: For program point L736(lines 736 744) no Hoare annotation was computed. [2020-10-14 07:04:35,354 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:35,354 INFO L268 CegarLoopResult]: For program point L734-1(line 734) no Hoare annotation was computed. [2020-10-14 07:04:35,354 INFO L268 CegarLoopResult]: For program point L732(lines 732 749) no Hoare annotation was computed. [2020-10-14 07:04:35,354 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 728 752) no Hoare annotation was computed. [2020-10-14 07:04:35,355 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 728 752) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,355 INFO L264 CegarLoopResult]: At program point L747(line 747) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,355 INFO L268 CegarLoopResult]: For program point L747-1(lines 728 752) no Hoare annotation was computed. [2020-10-14 07:04:35,355 INFO L264 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:35,355 INFO L264 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:35,355 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 720 726) no Hoare annotation was computed. [2020-10-14 07:04:35,355 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 720 726) the Hoare annotation is: true [2020-10-14 07:04:35,356 INFO L264 CegarLoopResult]: At program point L929(lines 880 930) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:35,356 INFO L264 CegarLoopResult]: At program point testENTRY(lines 871 936) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,356 INFO L268 CegarLoopResult]: For program point L919(lines 919 923) no Hoare annotation was computed. [2020-10-14 07:04:35,356 INFO L268 CegarLoopResult]: For program point testFINAL(lines 871 936) no Hoare annotation was computed. [2020-10-14 07:04:35,356 INFO L264 CegarLoopResult]: At program point L919-2(lines 911 924) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:35,356 INFO L268 CegarLoopResult]: For program point L882(lines 881 928) no Hoare annotation was computed. [2020-10-14 07:04:35,356 INFO L264 CegarLoopResult]: At program point L913(line 913) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:35,357 INFO L268 CegarLoopResult]: For program point L911(lines 911 924) no Hoare annotation was computed. [2020-10-14 07:04:35,357 INFO L264 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:35,357 INFO L268 CegarLoopResult]: For program point L901(lines 901 907) no Hoare annotation was computed. [2020-10-14 07:04:35,357 INFO L268 CegarLoopResult]: For program point L901-1(lines 901 907) no Hoare annotation was computed. [2020-10-14 07:04:35,357 INFO L264 CegarLoopResult]: At program point L926(lines 881 928) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:35,357 INFO L264 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:04:35,357 INFO L268 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2020-10-14 07:04:35,358 INFO L268 CegarLoopResult]: For program point L891-1(lines 891 897) no Hoare annotation was computed. [2020-10-14 07:04:35,358 INFO L268 CegarLoopResult]: For program point L883(lines 883 887) no Hoare annotation was computed. [2020-10-14 07:04:35,358 INFO L268 CegarLoopResult]: For program point testEXIT(lines 871 936) no Hoare annotation was computed. [2020-10-14 07:04:35,358 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 597 642) no Hoare annotation was computed. [2020-10-14 07:04:35,358 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 597 642) no Hoare annotation was computed. [2020-10-14 07:04:35,358 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 597 642) no Hoare annotation was computed. [2020-10-14 07:04:35,358 INFO L268 CegarLoopResult]: For program point L617(lines 617 624) no Hoare annotation was computed. [2020-10-14 07:04:35,358 INFO L268 CegarLoopResult]: For program point L611(lines 611 631) no Hoare annotation was computed. [2020-10-14 07:04:35,359 INFO L268 CegarLoopResult]: For program point L611-1(lines 611 631) no Hoare annotation was computed. [2020-10-14 07:04:35,359 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 753 760) no Hoare annotation was computed. [2020-10-14 07:04:35,359 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 753 760) no Hoare annotation was computed. [2020-10-14 07:04:35,359 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 753 760) no Hoare annotation was computed. [2020-10-14 07:04:35,359 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 305 313) no Hoare annotation was computed. [2020-10-14 07:04:35,359 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 305 313) the Hoare annotation is: true [2020-10-14 07:04:35,359 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 305 313) no Hoare annotation was computed. [2020-10-14 07:04:35,359 INFO L268 CegarLoopResult]: For program point L98-1(lines 90 118) no Hoare annotation was computed. [2020-10-14 07:04:35,360 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-14 07:04:35,360 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-10-14 07:04:35,360 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 90 118) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-14 07:04:35,360 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:04:35,360 INFO L268 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-10-14 07:04:35,360 INFO L268 CegarLoopResult]: For program point L102(lines 102 112) no Hoare annotation was computed. [2020-10-14 07:04:35,360 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-14 07:04:35,361 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 90 118) no Hoare annotation was computed. [2020-10-14 07:04:35,361 INFO L268 CegarLoopResult]: For program point L100-1(line 100) no Hoare annotation was computed. [2020-10-14 07:04:35,361 INFO L268 CegarLoopResult]: For program point L98(lines 98 115) no Hoare annotation was computed. [2020-10-14 07:04:35,361 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 82 89) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-14 07:04:35,361 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2020-10-14 07:04:35,361 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2020-10-14 07:04:35,361 INFO L268 CegarLoopResult]: For program point L281(lines 281 289) no Hoare annotation was computed. [2020-10-14 07:04:35,361 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 273 295) no Hoare annotation was computed. [2020-10-14 07:04:35,362 INFO L268 CegarLoopResult]: For program point L281-2(lines 281 289) no Hoare annotation was computed. [2020-10-14 07:04:35,362 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 273 295) no Hoare annotation was computed. [2020-10-14 07:04:35,362 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 273 295) no Hoare annotation was computed. [2020-10-14 07:04:35,362 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:04:35,362 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:04:35,362 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:04:35,362 INFO L268 CegarLoopResult]: For program point L545(lines 545 549) no Hoare annotation was computed. [2020-10-14 07:04:35,362 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 494 596) no Hoare annotation was computed. [2020-10-14 07:04:35,362 INFO L268 CegarLoopResult]: For program point L543-2(lines 543 563) no Hoare annotation was computed. [2020-10-14 07:04:35,363 INFO L268 CegarLoopResult]: For program point L564(lines 542 565) no Hoare annotation was computed. [2020-10-14 07:04:35,363 INFO L268 CegarLoopResult]: For program point L523(lines 523 539) no Hoare annotation was computed. [2020-10-14 07:04:35,363 INFO L268 CegarLoopResult]: For program point L583(lines 583 590) no Hoare annotation was computed. [2020-10-14 07:04:35,363 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 494 596) no Hoare annotation was computed. [2020-10-14 07:04:35,363 INFO L268 CegarLoopResult]: For program point L544(lines 543 563) no Hoare annotation was computed. [2020-10-14 07:04:35,363 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-10-14 07:04:35,363 INFO L268 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-10-14 07:04:35,363 INFO L268 CegarLoopResult]: For program point L540(lines 540 581) no Hoare annotation was computed. [2020-10-14 07:04:35,364 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 494 596) no Hoare annotation was computed. [2020-10-14 07:04:35,364 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-14 07:04:35,364 INFO L268 CegarLoopResult]: For program point L559-1(line 559) no Hoare annotation was computed. [2020-10-14 07:04:35,364 INFO L268 CegarLoopResult]: For program point L518(lines 518 522) no Hoare annotation was computed. [2020-10-14 07:04:35,364 INFO L268 CegarLoopResult]: For program point L582(lines 582 593) no Hoare annotation was computed. [2020-10-14 07:04:35,364 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:04:35,365 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:04:35,365 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:04:35,365 INFO L268 CegarLoopResult]: For program point L769(lines 769 775) no Hoare annotation was computed. [2020-10-14 07:04:35,365 INFO L268 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-10-14 07:04:35,365 INFO L268 CegarLoopResult]: For program point L767-1(line 767) no Hoare annotation was computed. [2020-10-14 07:04:35,365 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 762 778) no Hoare annotation was computed. [2020-10-14 07:04:35,365 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 762 778) no Hoare annotation was computed. [2020-10-14 07:04:35,366 INFO L268 CegarLoopResult]: For program point L773(line 773) no Hoare annotation was computed. [2020-10-14 07:04:35,366 INFO L268 CegarLoopResult]: For program point L773-1(lines 762 778) no Hoare annotation was computed. [2020-10-14 07:04:35,366 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 296 304) no Hoare annotation was computed. [2020-10-14 07:04:35,366 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 296 304) no Hoare annotation was computed. [2020-10-14 07:04:35,366 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 296 304) no Hoare annotation was computed. [2020-10-14 07:04:35,366 INFO L268 CegarLoopResult]: For program point L256-1(lines 252 263) no Hoare annotation was computed. [2020-10-14 07:04:35,366 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 252 263) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:04:35,366 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 252 263) no Hoare annotation was computed. [2020-10-14 07:04:35,367 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:04:35,367 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:04:35,367 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:04:35,367 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 264 272) the Hoare annotation is: true [2020-10-14 07:04:35,367 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 264 272) no Hoare annotation was computed. [2020-10-14 07:04:35,367 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 264 272) no Hoare annotation was computed. [2020-10-14 07:04:35,367 INFO L264 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:04:35,368 INFO L268 CegarLoopResult]: For program point L700(lines 699 718) no Hoare annotation was computed. [2020-10-14 07:04:35,368 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 696 719) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,368 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 696 719) no Hoare annotation was computed. [2020-10-14 07:04:35,368 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 696 719) no Hoare annotation was computed. [2020-10-14 07:04:35,368 INFO L264 CegarLoopResult]: At program point L709(line 709) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,368 INFO L264 CegarLoopResult]: At program point L707(lines 707 713) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:04:35,368 INFO L271 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: true [2020-10-14 07:04:35,369 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 122 151) no Hoare annotation was computed. [2020-10-14 07:04:35,369 INFO L268 CegarLoopResult]: For program point L128-1(line 128) no Hoare annotation was computed. [2020-10-14 07:04:35,369 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 122 151) the Hoare annotation is: true [2020-10-14 07:04:35,369 INFO L271 CegarLoopResult]: At program point L147(lines 122 151) the Hoare annotation is: true [2020-10-14 07:04:35,369 INFO L268 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-14 07:04:35,369 INFO L268 CegarLoopResult]: For program point L136(lines 136 140) no Hoare annotation was computed. [2020-10-14 07:04:35,369 INFO L271 CegarLoopResult]: At program point L136-1(lines 136 140) the Hoare annotation is: true [2020-10-14 07:04:35,370 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-14 07:04:35,370 INFO L271 CegarLoopResult]: At program point L132-2(lines 132 146) the Hoare annotation is: true [2020-10-14 07:04:35,370 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 228 239) the Hoare annotation is: true [2020-10-14 07:04:35,370 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 228 239) no Hoare annotation was computed. [2020-10-14 07:04:35,370 INFO L268 CegarLoopResult]: For program point L232-1(lines 228 239) no Hoare annotation was computed. [2020-10-14 07:04:35,370 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 179 185) no Hoare annotation was computed. [2020-10-14 07:04:35,370 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 179 185) the Hoare annotation is: true [2020-10-14 07:04:35,371 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:04:35,371 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 07:04:35,371 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:04:35,371 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:04:35,371 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 862 869) no Hoare annotation was computed. [2020-10-14 07:04:35,372 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 862 869) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:04:35,372 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 862 869) no Hoare annotation was computed. [2020-10-14 07:04:35,372 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 240 251) no Hoare annotation was computed. [2020-10-14 07:04:35,372 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 240 251) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:04:35,372 INFO L268 CegarLoopResult]: For program point L244-1(lines 240 251) no Hoare annotation was computed. [2020-10-14 07:04:35,372 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 315 322) no Hoare annotation was computed. [2020-10-14 07:04:35,372 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2020-10-14 07:04:35,373 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 315 322) the Hoare annotation is: true [2020-10-14 07:04:35,373 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 315 322) no Hoare annotation was computed. [2020-10-14 07:04:35,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:04:35 BoogieIcfgContainer [2020-10-14 07:04:35,390 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:04:35,392 INFO L168 Benchmark]: Toolchain (without parser) took 28079.12 ms. Allocated memory was 147.3 MB in the beginning and 680.0 MB in the end (delta: 532.7 MB). Free memory was 103.0 MB in the beginning and 167.2 MB in the end (delta: -64.2 MB). Peak memory consumption was 504.2 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:35,393 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 07:04:35,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.59 ms. Allocated memory was 147.3 MB in the beginning and 202.4 MB in the end (delta: 55.1 MB). Free memory was 102.6 MB in the beginning and 171.8 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:35,395 INFO L168 Benchmark]: Boogie Preprocessor took 87.55 ms. Allocated memory is still 202.4 MB. Free memory was 171.8 MB in the beginning and 167.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:35,396 INFO L168 Benchmark]: RCFGBuilder took 1124.24 ms. Allocated memory was 202.4 MB in the beginning and 237.0 MB in the end (delta: 34.6 MB). Free memory was 167.8 MB in the beginning and 198.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:35,397 INFO L168 Benchmark]: TraceAbstraction took 26086.67 ms. Allocated memory was 237.0 MB in the beginning and 680.0 MB in the end (delta: 443.0 MB). Free memory was 197.1 MB in the beginning and 167.2 MB in the end (delta: 29.9 MB). Peak memory consumption was 508.6 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:35,401 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 771.59 ms. Allocated memory was 147.3 MB in the beginning and 202.4 MB in the end (delta: 55.1 MB). Free memory was 102.6 MB in the beginning and 171.8 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.55 ms. Allocated memory is still 202.4 MB. Free memory was 171.8 MB in the beginning and 167.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1124.24 ms. Allocated memory was 202.4 MB in the beginning and 237.0 MB in the end (delta: 34.6 MB). Free memory was 167.8 MB in the beginning and 198.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26086.67 ms. Allocated memory was 237.0 MB in the beginning and 680.0 MB in the end (delta: 443.0 MB). Free memory was 197.1 MB in the beginning and 167.2 MB in the end (delta: 29.9 MB). Peak memory consumption was 508.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 319]: 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: 881]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 279 SDtfs, 313 SDslu, 182 SDs, 0 SdLazy, 619 SolverSat, 186 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 61 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 152 PreInvPairs, 172 NumberOfFragments, 586 HoareAnnotationTreeSize, 152 FomulaSimplifications, 6990 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 53 FomulaSimplificationsInter, 4973 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.3s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 157 ConstructedInterpolants, 0 QuantifiedInterpolants, 39189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...