/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_spec1_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:57:59,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:57:59,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:57:59,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:57:59,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:57:59,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:57:59,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:57:59,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:57:59,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:57:59,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:57:59,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:57:59,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:57:59,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:57:59,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:57:59,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:57:59,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:57:59,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:57:59,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:57:59,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:57:59,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:57:59,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:57:59,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:57:59,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:57:59,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:57:59,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:57:59,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:57:59,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:57:59,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:57:59,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:57:59,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:57:59,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:57:59,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:57:59,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:57:59,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:57:59,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:57:59,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:57:59,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:57:59,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:57:59,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:57:59,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:57:59,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:57:59,282 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 06:57:59,304 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:57:59,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:57:59,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:57:59,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:57:59,305 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:57:59,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:57:59,306 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:57:59,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:57:59,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:57:59,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:57:59,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:57:59,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:57:59,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:57:59,307 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:57:59,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:57:59,308 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:57:59,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:57:59,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:57:59,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:57:59,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:57:59,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:57:59,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:57:59,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:57:59,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:57:59,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:57:59,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:57:59,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:57:59,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:57:59,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:57:59,310 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 06:57:59,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:57:59,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:57:59,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:57:59,641 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:57:59,642 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:57:59,643 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2020-10-14 06:57:59,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8cc5308c0/28e180532a1841d6ae16c8d478e9a322/FLAG9e543fe12 [2020-10-14 06:58:00,222 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:58:00,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2020-10-14 06:58:00,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8cc5308c0/28e180532a1841d6ae16c8d478e9a322/FLAG9e543fe12 [2020-10-14 06:58:00,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8cc5308c0/28e180532a1841d6ae16c8d478e9a322 [2020-10-14 06:58:00,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:58:00,560 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:58:00,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:58:00,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:58:00,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:58:00,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:58:00" (1/1) ... [2020-10-14 06:58:00,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7405883a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:00, skipping insertion in model container [2020-10-14 06:58:00,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:58:00" (1/1) ... [2020-10-14 06:58:00,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:58:00,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:58:01,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:58:01,166 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:58:01,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:58:01,266 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:58:01,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01 WrapperNode [2020-10-14 06:58:01,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:58:01,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:58:01,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:58:01,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:58:01,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01" (1/1) ... [2020-10-14 06:58:01,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01" (1/1) ... [2020-10-14 06:58:01,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01" (1/1) ... [2020-10-14 06:58:01,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01" (1/1) ... [2020-10-14 06:58:01,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01" (1/1) ... [2020-10-14 06:58:01,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01" (1/1) ... [2020-10-14 06:58:01,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01" (1/1) ... [2020-10-14 06:58:01,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:58:01,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:58:01,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:58:01,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:58:01,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01" (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 06:58:01,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:58:01,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:58:01,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:58:01,431 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:58:01,431 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:58:01,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 06:58:01,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 06:58:01,431 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 06:58:01,432 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 06:58:01,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 06:58:01,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 06:58:01,432 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 06:58:01,432 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 06:58:01,432 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 06:58:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:58:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:58:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:58:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:58:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:58:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:58:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:58:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:58:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:58:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:58:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:58:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:58:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:58:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:58:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:58:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:58:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:58:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 06:58:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 06:58:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 06:58:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 06:58:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 06:58:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 06:58:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:58:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:58:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:58:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 06:58:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 06:58:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 06:58:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 06:58:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:58:01,438 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:58:01,438 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:58:01,438 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 06:58:01,438 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 06:58:01,438 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 06:58:01,438 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 06:58:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 06:58:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 06:58:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 06:58:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:58:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 06:58:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 06:58:01,439 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 06:58:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:58:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:58:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:58:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:58:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:58:01,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:58:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:58:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:58:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:58:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:58:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:58:01,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:58:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:58:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:58:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:58:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:58:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:58:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:58:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:58:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:58:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:58:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:58:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:58:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:58:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:58:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:58:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 06:58:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:58:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:58:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:58:02,485 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:58:02,485 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 06:58:02,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:58:02 BoogieIcfgContainer [2020-10-14 06:58:02,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:58:02,492 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:58:02,492 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:58:02,495 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:58:02,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:58:00" (1/3) ... [2020-10-14 06:58:02,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b86d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:58:02, skipping insertion in model container [2020-10-14 06:58:02,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:01" (2/3) ... [2020-10-14 06:58:02,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b86d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:58:02, skipping insertion in model container [2020-10-14 06:58:02,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:58:02" (3/3) ... [2020-10-14 06:58:02,498 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2020-10-14 06:58:02,509 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:58:02,516 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:58:02,530 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:58:02,554 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:58:02,554 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:58:02,554 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:58:02,554 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:58:02,555 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:58:02,555 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:58:02,555 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:58:02,555 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:58:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states. [2020-10-14 06:58:02,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 06:58:02,587 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:58:02,588 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:58:02,589 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:58:02,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:58:02,595 INFO L82 PathProgramCache]: Analyzing trace with hash -789542766, now seen corresponding path program 1 times [2020-10-14 06:58:02,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:58:02,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [10518088] [2020-10-14 06:58:02,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:58:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:03,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:03,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:03,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:04,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:04,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:07,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:07,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 06:58:07,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:58:07,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 06:58:07,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:07,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:07,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:07,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 06:58:07,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:07,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 06:58:08,312 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:08,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:58:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:08,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:08,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:08,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:08,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:08,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 06:58:08,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:08,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:08,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:08,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:08,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:08,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:08,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:58:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:08,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:08,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:08,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:08,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:08,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:08,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:08,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:08,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:08,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:08,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:08,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:08,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:58:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:08,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:08,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:08,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:08,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:08,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:08,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:08,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:08,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:08,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:08,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:08,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:08,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:58:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:08,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:08,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:08,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:08,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:08,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:08,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:08,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:08,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:08,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:08,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:08,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:08,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:58:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:08,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:08,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:08,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:08,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:08,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:08,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:08,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:08,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:08,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:08,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:08,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:08,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 06:58:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:08,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:08,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:08,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:08,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:08,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:08,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:08,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:08,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:08,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:08,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:08,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:08,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:58:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:08,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:08,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:08,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:08,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:08,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:08,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:08,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:08,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:08,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:08,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:08,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:08,438 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 06:58:08,439 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [10518088] [2020-10-14 06:58:08,441 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:58:08,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 06:58:08,443 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440647989] [2020-10-14 06:58:08,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 06:58:08,449 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:58:08,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 06:58:08,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:58:08,472 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 3 states. [2020-10-14 06:58:09,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:58:09,804 INFO L93 Difference]: Finished difference Result 260 states and 346 transitions. [2020-10-14 06:58:09,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 06:58:09,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 06:58:09,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:58:09,833 INFO L225 Difference]: With dead ends: 260 [2020-10-14 06:58:09,833 INFO L226 Difference]: Without dead ends: 142 [2020-10-14 06:58:09,842 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:58:09,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-14 06:58:10,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 109. [2020-10-14 06:58:10,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-14 06:58:10,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 128 transitions. [2020-10-14 06:58:10,047 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 128 transitions. Word has length 46 [2020-10-14 06:58:10,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:58:10,053 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 128 transitions. [2020-10-14 06:58:10,053 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 06:58:10,053 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions. [2020-10-14 06:58:10,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 06:58:10,058 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:58:10,059 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:58:10,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:58:10,059 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:58:10,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:58:10,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1383450513, now seen corresponding path program 1 times [2020-10-14 06:58:10,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:58:10,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1508672253] [2020-10-14 06:58:10,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:58:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:10,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:10,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:10,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:11,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:12,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 06:58:15,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:58:15,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 06:58:15,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:58:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:58:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:58:15,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,551 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:15,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:58:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:15,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 06:58:15,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:15,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:58:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:15,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:58:15,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:15,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:58:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:15,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:58:15,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:15,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:58:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:15,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:15,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:15,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:58:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:15,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:15,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 06:58:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:15,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:15,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:15,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:15,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:58:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:15,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:15,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:15,682 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 06:58:15,683 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1508672253] [2020-10-14 06:58:15,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:58:15,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 06:58:15,684 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144542489] [2020-10-14 06:58:15,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 06:58:15,687 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:58:15,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 06:58:15,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 06:58:15,688 INFO L87 Difference]: Start difference. First operand 109 states and 128 transitions. Second operand 4 states. [2020-10-14 06:58:16,168 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:58:16,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:58:16,816 INFO L93 Difference]: Finished difference Result 183 states and 225 transitions. [2020-10-14 06:58:16,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 06:58:16,817 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 06:58:16,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:58:16,820 INFO L225 Difference]: With dead ends: 183 [2020-10-14 06:58:16,820 INFO L226 Difference]: Without dead ends: 126 [2020-10-14 06:58:16,823 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 06:58:16,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-10-14 06:58:16,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 100. [2020-10-14 06:58:16,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-14 06:58:16,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2020-10-14 06:58:16,875 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 47 [2020-10-14 06:58:16,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:58:16,876 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2020-10-14 06:58:16,876 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 06:58:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2020-10-14 06:58:16,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 06:58:16,885 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:58:16,886 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 06:58:16,886 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:58:16,886 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:58:16,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:58:16,886 INFO L82 PathProgramCache]: Analyzing trace with hash -578474638, now seen corresponding path program 1 times [2020-10-14 06:58:16,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:58:16,887 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1906098594] [2020-10-14 06:58:16,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:58:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:16,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:17,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:17,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:18,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:21,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:21,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 06:58:21,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:58:21,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4536 [2020-10-14 06:58:21,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:21,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:21,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 06:58:21,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 06:58:21,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 06:58:21,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:21,735 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:21,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:58:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:21,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:21,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:21,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:21,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:21,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 06:58:21,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:21,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:21,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:21,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:58:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:21,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:21,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:21,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:21,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:21,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:58:21,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:21,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:21,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:21,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:21,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:21,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:21,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:58:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:21,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:21,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:21,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:21,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:21,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:58:21,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:21,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:21,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:21,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:21,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:21,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:21,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:58:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:21,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:21,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:21,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:21,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:21,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:21,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:21,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:21,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:21,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:21,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:58:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:21,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:21,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:21,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:21,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:21,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:58:21,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:21,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:21,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:21,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:21,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:21,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:21,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:58:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:21,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:21,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:21,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:21,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:21,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:21,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:21,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:58:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:21,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:58:21,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:58:21,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 06:58:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:21,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:21,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:21,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:21,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:21,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:58:21,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:21,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:21,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:58:21,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:21,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:58:21,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:21,820 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 06:58:21,821 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1906098594] [2020-10-14 06:58:21,821 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:58:21,821 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:58:21,822 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956536475] [2020-10-14 06:58:21,822 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:58:21,822 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:58:21,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:58:21,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:58:21,823 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 7 states. [2020-10-14 06:58:22,198 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 06:58:22,988 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:58:23,274 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:58:23,548 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:58:23,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:58:23,669 INFO L93 Difference]: Finished difference Result 173 states and 216 transitions. [2020-10-14 06:58:23,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:58:23,670 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 06:58:23,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:58:23,671 INFO L225 Difference]: With dead ends: 173 [2020-10-14 06:58:23,671 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 06:58:23,673 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:58:23,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 06:58:23,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 06:58:23,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 06:58:23,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 06:58:23,674 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 06:58:23,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:58:23,675 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 06:58:23,675 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:58:23,675 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 06:58:23,675 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 06:58:23,675 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:58:23,677 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 06:58:24,863 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:58:25,002 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:25,170 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:58:25,310 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:25,449 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:25,581 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:58:25,770 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:25,911 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:58:26,092 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:58:26,239 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 06:58:26,407 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:26,573 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:26,717 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:58:26,873 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:27,010 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-14 06:58:27,159 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:27,350 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 06:58:27,500 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 06:58:27,513 INFO L268 CegarLoopResult]: For program point L378(lines 355 379) no Hoare annotation was computed. [2020-10-14 06:58:27,513 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 331 386) no Hoare annotation was computed. [2020-10-14 06:58:27,513 INFO L268 CegarLoopResult]: For program point L362(lines 362 366) no Hoare annotation was computed. [2020-10-14 06:58:27,513 INFO L268 CegarLoopResult]: For program point L362-1(lines 362 366) no Hoare annotation was computed. [2020-10-14 06:58:27,513 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 331 386) no Hoare annotation was computed. [2020-10-14 06:58:27,514 INFO L268 CegarLoopResult]: For program point L357(line 357) no Hoare annotation was computed. [2020-10-14 06:58:27,514 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 331 386) no Hoare annotation was computed. [2020-10-14 06:58:27,514 INFO L268 CegarLoopResult]: For program point L356-2(lines 356 377) no Hoare annotation was computed. [2020-10-14 06:58:27,514 INFO L268 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-10-14 06:58:27,514 INFO L268 CegarLoopResult]: For program point L413-2(lines 413 438) no Hoare annotation was computed. [2020-10-14 06:58:27,514 INFO L268 CegarLoopResult]: For program point L439(lines 412 440) no Hoare annotation was computed. [2020-10-14 06:58:27,515 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 387 446) no Hoare annotation was computed. [2020-10-14 06:58:27,515 INFO L268 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-14 06:58:27,515 INFO L268 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-10-14 06:58:27,515 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 387 446) no Hoare annotation was computed. [2020-10-14 06:58:27,515 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 387 446) no Hoare annotation was computed. [2020-10-14 06:58:27,515 INFO L268 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2020-10-14 06:58:27,515 INFO L268 CegarLoopResult]: For program point L419-1(lines 419 423) no Hoare annotation was computed. [2020-10-14 06:58:27,516 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 666 672) the Hoare annotation is: true [2020-10-14 06:58:27,516 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 666 672) no Hoare annotation was computed. [2020-10-14 06:58:27,516 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 673 681) no Hoare annotation was computed. [2020-10-14 06:58:27,516 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 673 681) the Hoare annotation is: true [2020-10-14 06:58:27,516 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 673 681) no Hoare annotation was computed. [2020-10-14 06:58:27,516 INFO L264 CegarLoopResult]: At program point L770-1(line 770) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,516 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 764 786) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,517 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 764 786) no Hoare annotation was computed. [2020-10-14 06:58:27,517 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 764 786) no Hoare annotation was computed. [2020-10-14 06:58:27,517 INFO L264 CegarLoopResult]: At program point L776(line 776) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,517 INFO L264 CegarLoopResult]: At program point L776-1(line 776) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,517 INFO L268 CegarLoopResult]: For program point L774(lines 774 781) no Hoare annotation was computed. [2020-10-14 06:58:27,517 INFO L268 CegarLoopResult]: For program point L774-1(lines 774 781) no Hoare annotation was computed. [2020-10-14 06:58:27,518 INFO L268 CegarLoopResult]: For program point L772(line 772) no Hoare annotation was computed. [2020-10-14 06:58:27,518 INFO L264 CegarLoopResult]: At program point L771(line 771) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,518 INFO L264 CegarLoopResult]: At program point L770(line 770) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,518 INFO L268 CegarLoopResult]: For program point L737(line 737) no Hoare annotation was computed. [2020-10-14 06:58:27,518 INFO L268 CegarLoopResult]: For program point L736(line 736) no Hoare annotation was computed. [2020-10-14 06:58:27,518 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 723 746) no Hoare annotation was computed. [2020-10-14 06:58:27,518 INFO L268 CegarLoopResult]: For program point L735(line 735) no Hoare annotation was computed. [2020-10-14 06:58:27,519 INFO L268 CegarLoopResult]: For program point L734(line 734) no Hoare annotation was computed. [2020-10-14 06:58:27,519 INFO L268 CegarLoopResult]: For program point L733(line 733) no Hoare annotation was computed. [2020-10-14 06:58:27,519 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 723 746) no Hoare annotation was computed. [2020-10-14 06:58:27,519 INFO L268 CegarLoopResult]: For program point L732(line 732) no Hoare annotation was computed. [2020-10-14 06:58:27,519 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 723 746) no Hoare annotation was computed. [2020-10-14 06:58:27,519 INFO L268 CegarLoopResult]: For program point L731(line 731) no Hoare annotation was computed. [2020-10-14 06:58:27,519 INFO L268 CegarLoopResult]: For program point L730(line 730) no Hoare annotation was computed. [2020-10-14 06:58:27,519 INFO L268 CegarLoopResult]: For program point L729(line 729) no Hoare annotation was computed. [2020-10-14 06:58:27,519 INFO L268 CegarLoopResult]: For program point L728(line 728) no Hoare annotation was computed. [2020-10-14 06:58:27,520 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-10-14 06:58:27,520 INFO L268 CegarLoopResult]: For program point L740(line 740) no Hoare annotation was computed. [2020-10-14 06:58:27,520 INFO L268 CegarLoopResult]: For program point L739(line 739) no Hoare annotation was computed. [2020-10-14 06:58:27,520 INFO L268 CegarLoopResult]: For program point L738(line 738) no Hoare annotation was computed. [2020-10-14 06:58:27,520 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 255 269) no Hoare annotation was computed. [2020-10-14 06:58:27,520 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 255 269) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:27,520 INFO L264 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 255 269) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point L259(lines 259 265) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 210 218) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 210 218) the Hoare annotation is: true [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 210 218) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point L226-2(lines 226 234) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point L249-1(line 249) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 219 254) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-10-14 06:58:27,521 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 219 254) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 219 254) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point L226(lines 226 234) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 659 665) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 659 665) the Hoare annotation is: true [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 285 330) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 285 330) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 285 330) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 598 643) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 598 643) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point L618(lines 618 625) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 598 643) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point L612(lines 612 632) no Hoare annotation was computed. [2020-10-14 06:58:27,522 INFO L268 CegarLoopResult]: For program point L612-1(lines 612 632) no Hoare annotation was computed. [2020-10-14 06:58:27,523 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 754 763) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,523 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 754 763) no Hoare annotation was computed. [2020-10-14 06:58:27,523 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 754 763) no Hoare annotation was computed. [2020-10-14 06:58:27,523 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 199 209) the Hoare annotation is: true [2020-10-14 06:58:27,523 INFO L271 CegarLoopResult]: At program point L204(line 204) the Hoare annotation is: true [2020-10-14 06:58:27,523 INFO L268 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-10-14 06:58:27,523 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 199 209) no Hoare annotation was computed. [2020-10-14 06:58:27,523 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 199 209) no Hoare annotation was computed. [2020-10-14 06:58:27,523 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 191 198) the Hoare annotation is: true [2020-10-14 06:58:27,523 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 191 198) no Hoare annotation was computed. [2020-10-14 06:58:27,523 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 191 198) no Hoare annotation was computed. [2020-10-14 06:58:27,523 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 158 182) no Hoare annotation was computed. [2020-10-14 06:58:27,524 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 158 182) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,524 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,524 INFO L268 CegarLoopResult]: For program point L177-1(lines 158 182) no Hoare annotation was computed. [2020-10-14 06:58:27,524 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:27,524 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:27,524 INFO L268 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-10-14 06:58:27,524 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:27,524 INFO L268 CegarLoopResult]: For program point L164-1(line 164) no Hoare annotation was computed. [2020-10-14 06:58:27,524 INFO L268 CegarLoopResult]: For program point L162(lines 162 179) no Hoare annotation was computed. [2020-10-14 06:58:27,524 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 150 156) no Hoare annotation was computed. [2020-10-14 06:58:27,524 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 150 156) the Hoare annotation is: true [2020-10-14 06:58:27,525 INFO L268 CegarLoopResult]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2020-10-14 06:58:27,525 INFO L264 CegarLoopResult]: At program point testENTRY(lines 46 113) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,525 INFO L268 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-14 06:58:27,525 INFO L268 CegarLoopResult]: For program point testFINAL(lines 46 113) no Hoare annotation was computed. [2020-10-14 06:58:27,525 INFO L264 CegarLoopResult]: At program point L106(lines 55 107) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:27,525 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:27,525 INFO L268 CegarLoopResult]: For program point L94(lines 94 100) no Hoare annotation was computed. [2020-10-14 06:58:27,526 INFO L264 CegarLoopResult]: At program point L94-1(lines 86 101) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:27,526 INFO L268 CegarLoopResult]: For program point L57(lines 56 105) no Hoare annotation was computed. [2020-10-14 06:58:27,526 INFO L264 CegarLoopResult]: At program point L88(line 88) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:27,526 INFO L268 CegarLoopResult]: For program point L86(lines 86 101) no Hoare annotation was computed. [2020-10-14 06:58:27,526 INFO L264 CegarLoopResult]: At program point L78(line 78) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:27,526 INFO L268 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2020-10-14 06:58:27,526 INFO L268 CegarLoopResult]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2020-10-14 06:58:27,526 INFO L264 CegarLoopResult]: At program point L103(lines 56 105) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:27,526 INFO L264 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point testEXIT(lines 46 113) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point L572(lines 572 579) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 552 597) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point L566(lines 566 586) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point L566-1(lines 566 586) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 552 597) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 552 597) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 862 884) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point L870(lines 870 878) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 862 884) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 862 884) no Hoare annotation was computed. [2020-10-14 06:58:27,527 INFO L268 CegarLoopResult]: For program point L870-2(lines 870 878) no Hoare annotation was computed. [2020-10-14 06:58:27,528 INFO L268 CegarLoopResult]: For program point L514-1(line 514) no Hoare annotation was computed. [2020-10-14 06:58:27,528 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 449 551) no Hoare annotation was computed. [2020-10-14 06:58:27,528 INFO L268 CegarLoopResult]: For program point L473(lines 473 477) no Hoare annotation was computed. [2020-10-14 06:58:27,528 INFO L268 CegarLoopResult]: For program point L537(lines 537 548) no Hoare annotation was computed. [2020-10-14 06:58:27,528 INFO L268 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-10-14 06:58:27,528 INFO L268 CegarLoopResult]: For program point L498-2(lines 498 518) no Hoare annotation was computed. [2020-10-14 06:58:27,528 INFO L268 CegarLoopResult]: For program point L519(lines 497 520) no Hoare annotation was computed. [2020-10-14 06:58:27,528 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 449 551) no Hoare annotation was computed. [2020-10-14 06:58:27,529 INFO L268 CegarLoopResult]: For program point L478(lines 478 494) no Hoare annotation was computed. [2020-10-14 06:58:27,529 INFO L268 CegarLoopResult]: For program point L538(lines 538 545) no Hoare annotation was computed. [2020-10-14 06:58:27,529 INFO L268 CegarLoopResult]: For program point L499(lines 498 518) no Hoare annotation was computed. [2020-10-14 06:58:27,529 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-10-14 06:58:27,529 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 449 551) no Hoare annotation was computed. [2020-10-14 06:58:27,529 INFO L268 CegarLoopResult]: For program point L530-1(line 530) no Hoare annotation was computed. [2020-10-14 06:58:27,529 INFO L268 CegarLoopResult]: For program point L495(lines 495 536) no Hoare annotation was computed. [2020-10-14 06:58:27,529 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-10-14 06:58:27,530 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 649 658) no Hoare annotation was computed. [2020-10-14 06:58:27,530 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 649 658) no Hoare annotation was computed. [2020-10-14 06:58:27,530 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 649 658) no Hoare annotation was computed. [2020-10-14 06:58:27,530 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:58:27,530 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.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~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 06:58:27,531 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:58:27,531 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 183 190) no Hoare annotation was computed. [2020-10-14 06:58:27,531 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 183 190) no Hoare annotation was computed. [2020-10-14 06:58:27,531 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 183 190) no Hoare annotation was computed. [2020-10-14 06:58:27,531 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 885 893) no Hoare annotation was computed. [2020-10-14 06:58:27,531 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 885 893) no Hoare annotation was computed. [2020-10-14 06:58:27,531 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 885 893) no Hoare annotation was computed. [2020-10-14 06:58:27,531 INFO L268 CegarLoopResult]: For program point L845-1(lines 841 852) no Hoare annotation was computed. [2020-10-14 06:58:27,532 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 841 852) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 06:58:27,532 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 841 852) no Hoare annotation was computed. [2020-10-14 06:58:27,532 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:58:27,532 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 06:58:27,532 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:58:27,532 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 126 149) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,532 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,532 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 126 149) no Hoare annotation was computed. [2020-10-14 06:58:27,533 INFO L264 CegarLoopResult]: At program point L137(lines 137 143) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:58:27,533 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 126 149) no Hoare annotation was computed. [2020-10-14 06:58:27,533 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 06:58:27,533 INFO L268 CegarLoopResult]: For program point L130(lines 129 148) no Hoare annotation was computed. [2020-10-14 06:58:27,533 INFO L268 CegarLoopResult]: For program point L704(line 704) no Hoare annotation was computed. [2020-10-14 06:58:27,533 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 693 722) no Hoare annotation was computed. [2020-10-14 06:58:27,533 INFO L271 CegarLoopResult]: At program point L703-2(lines 703 717) the Hoare annotation is: true [2020-10-14 06:58:27,533 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 693 722) the Hoare annotation is: true [2020-10-14 06:58:27,534 INFO L271 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: true [2020-10-14 06:58:27,534 INFO L268 CegarLoopResult]: For program point L699-1(line 699) no Hoare annotation was computed. [2020-10-14 06:58:27,534 INFO L271 CegarLoopResult]: At program point L718(lines 693 722) the Hoare annotation is: true [2020-10-14 06:58:27,534 INFO L268 CegarLoopResult]: For program point L714(line 714) no Hoare annotation was computed. [2020-10-14 06:58:27,534 INFO L268 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2020-10-14 06:58:27,534 INFO L271 CegarLoopResult]: At program point L707-1(lines 707 711) the Hoare annotation is: true [2020-10-14 06:58:27,534 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 853 861) the Hoare annotation is: true [2020-10-14 06:58:27,534 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 853 861) no Hoare annotation was computed. [2020-10-14 06:58:27,535 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 853 861) no Hoare annotation was computed. [2020-10-14 06:58:27,535 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 817 828) the Hoare annotation is: true [2020-10-14 06:58:27,535 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 817 828) no Hoare annotation was computed. [2020-10-14 06:58:27,535 INFO L268 CegarLoopResult]: For program point L821-1(lines 817 828) no Hoare annotation was computed. [2020-10-14 06:58:27,535 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 747 753) no Hoare annotation was computed. [2020-10-14 06:58:27,535 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 747 753) the Hoare annotation is: true [2020-10-14 06:58:27,535 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:58:27,535 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 06:58:27,535 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 06:58:27,536 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:58:27,536 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 270 277) no Hoare annotation was computed. [2020-10-14 06:58:27,536 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 270 277) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:58:27,536 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 270 277) no Hoare annotation was computed. [2020-10-14 06:58:27,536 INFO L268 CegarLoopResult]: For program point L833-1(lines 829 840) no Hoare annotation was computed. [2020-10-14 06:58:27,536 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 829 840) no Hoare annotation was computed. [2020-10-14 06:58:27,536 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 829 840) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:58:27,536 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 683 690) no Hoare annotation was computed. [2020-10-14 06:58:27,537 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 687) no Hoare annotation was computed. [2020-10-14 06:58:27,537 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 683 690) the Hoare annotation is: true [2020-10-14 06:58:27,537 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 683 690) no Hoare annotation was computed. [2020-10-14 06:58:27,537 INFO L268 CegarLoopResult]: For program point L800(lines 800 806) no Hoare annotation was computed. [2020-10-14 06:58:27,537 INFO L271 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: true [2020-10-14 06:58:27,537 INFO L268 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-10-14 06:58:27,537 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 788 812) the Hoare annotation is: true [2020-10-14 06:58:27,537 INFO L268 CegarLoopResult]: For program point L796(lines 796 809) no Hoare annotation was computed. [2020-10-14 06:58:27,538 INFO L268 CegarLoopResult]: For program point L796-1(lines 788 812) no Hoare annotation was computed. [2020-10-14 06:58:27,538 INFO L271 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: true [2020-10-14 06:58:27,538 INFO L268 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-10-14 06:58:27,538 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 788 812) no Hoare annotation was computed. [2020-10-14 06:58:27,538 INFO L264 CegarLoopResult]: At program point L802(line 802) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 06:58:27,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:58:27 BoogieIcfgContainer [2020-10-14 06:58:27,555 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 06:58:27,557 INFO L168 Benchmark]: Toolchain (without parser) took 26996.49 ms. Allocated memory was 147.3 MB in the beginning and 643.8 MB in the end (delta: 496.5 MB). Free memory was 101.4 MB in the beginning and 114.6 MB in the end (delta: -13.2 MB). Peak memory consumption was 503.4 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:27,558 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 147.3 MB. Free memory was 120.6 MB in the beginning and 120.2 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 06:58:27,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.71 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 173.8 MB in the end (delta: -72.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:27,560 INFO L168 Benchmark]: Boogie Preprocessor took 93.57 ms. Allocated memory is still 203.9 MB. Free memory was 173.8 MB in the beginning and 169.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:27,561 INFO L168 Benchmark]: RCFGBuilder took 1126.65 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 169.9 MB in the beginning and 199.5 MB in the end (delta: -29.6 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:27,562 INFO L168 Benchmark]: TraceAbstraction took 25063.61 ms. Allocated memory was 235.4 MB in the beginning and 643.8 MB in the end (delta: 408.4 MB). Free memory was 199.5 MB in the beginning and 114.6 MB in the end (delta: 84.8 MB). Peak memory consumption was 513.4 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:27,565 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 147.3 MB. Free memory was 120.6 MB in the beginning and 120.2 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.71 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 173.8 MB in the end (delta: -72.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.57 ms. Allocated memory is still 203.9 MB. Free memory was 173.8 MB in the beginning and 169.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1126.65 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 169.9 MB in the beginning and 199.5 MB in the end (delta: -29.6 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25063.61 ms. Allocated memory was 235.4 MB in the beginning and 643.8 MB in the end (delta: 408.4 MB). Free memory was 199.5 MB in the beginning and 114.6 MB in the end (delta: 84.8 MB). Peak memory consumption was 513.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 687]: 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: 55]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 278 SDtfs, 269 SDslu, 118 SDs, 0 SdLazy, 529 SolverSat, 153 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=152occurred 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: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 59 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 155 PreInvPairs, 173 NumberOfFragments, 540 HoareAnnotationTreeSize, 155 FomulaSimplifications, 3402 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 53 FomulaSimplificationsInter, 4942 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.9s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 34034 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...