/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_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:57:55,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:57:55,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:57:55,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:57:55,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:57:55,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:57:55,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:57:55,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:57:55,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:57:55,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:57:55,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:57:55,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:57:55,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:57:55,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:57:55,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:57:55,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:57:55,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:57:55,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:57:55,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:57:55,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:57:55,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:57:55,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:57:55,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:57:55,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:57:55,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:57:55,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:57:55,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:57:55,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:57:55,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:57:55,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:57:55,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:57:55,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:57:55,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:57:55,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:57:55,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:57:55,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:57:55,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:57:55,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:57:55,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:57:55,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:57:55,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:57:55,297 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 06:57:55,320 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:57:55,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:57:55,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:57:55,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:57:55,321 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:57:55,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:57:55,322 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:57:55,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:57:55,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:57:55,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:57:55,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:57:55,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:57:55,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:57:55,323 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:57:55,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:57:55,324 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:57:55,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:57:55,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:57:55,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:57:55,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:57:55,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:57:55,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:57:55,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:57:55,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:57:55,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:57:55,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:57:55,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:57:55,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:57:55,326 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:57:55,326 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 06:57:55,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:57:55,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:57:55,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:57:55,635 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:57:55,636 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:57:55,637 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-10-14 06:57:55,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b12916ad1/44e93f07f25049fdb24e3139bb7c3845/FLAG41c848e58 [2020-10-14 06:57:56,210 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:57:56,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-10-14 06:57:56,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b12916ad1/44e93f07f25049fdb24e3139bb7c3845/FLAG41c848e58 [2020-10-14 06:57:56,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b12916ad1/44e93f07f25049fdb24e3139bb7c3845 [2020-10-14 06:57:56,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:57:56,589 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:57:56,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:57:56,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:57:56,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:57:56,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:56" (1/1) ... [2020-10-14 06:57:56,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3451cfe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:56, skipping insertion in model container [2020-10-14 06:57:56,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:56" (1/1) ... [2020-10-14 06:57:56,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:57:56,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:57:57,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:57:57,125 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:57:57,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:57:57,293 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:57:57,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57 WrapperNode [2020-10-14 06:57:57,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:57:57,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:57:57,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:57:57,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:57:57,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57" (1/1) ... [2020-10-14 06:57:57,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57" (1/1) ... [2020-10-14 06:57:57,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57" (1/1) ... [2020-10-14 06:57:57,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57" (1/1) ... [2020-10-14 06:57:57,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57" (1/1) ... [2020-10-14 06:57:57,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57" (1/1) ... [2020-10-14 06:57:57,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57" (1/1) ... [2020-10-14 06:57:57,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:57:57,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:57:57,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:57:57,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:57:57,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57" (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 06:57:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:57:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:57:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:57:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 06:57:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 06:57:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 06:57:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 06:57:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 06:57:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 06:57:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:57:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:57:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:57:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 06:57:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 06:57:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 06:57:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 06:57:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 06:57:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 06:57:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 06:57:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 06:57:57,454 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:57:57,454 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:57:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:57:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:57:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:57:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:57:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:57:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:57:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:57:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:57:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:57:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:57:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:57:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:57:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:57:57,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:57:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:57:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:57:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:57:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 06:57:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 06:57:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 06:57:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 06:57:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 06:57:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 06:57:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:57:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:57:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 06:57:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:57:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:57:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 06:57:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 06:57:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 06:57:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 06:57:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 06:57:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 06:57:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 06:57:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:57:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:57:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:57:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:57:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:57:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:57:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:57:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:57:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:57:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:57:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:57:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:57:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:57:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:57:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:57:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:57:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:57:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:57:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:57:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:57:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:57:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:57:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:57:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:57:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:57:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:57:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:57:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:57:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:57:58,526 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:57:58,527 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 06:57:58,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:57:58 BoogieIcfgContainer [2020-10-14 06:57:58,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:57:58,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:57:58,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:57:58,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:57:58,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:57:56" (1/3) ... [2020-10-14 06:57:58,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799fb08c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:57:58, skipping insertion in model container [2020-10-14 06:57:58,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:57" (2/3) ... [2020-10-14 06:57:58,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799fb08c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:57:58, skipping insertion in model container [2020-10-14 06:57:58,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:57:58" (3/3) ... [2020-10-14 06:57:58,541 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product07.cil.c [2020-10-14 06:57:58,551 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:57:58,559 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:57:58,573 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:57:58,597 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:57:58,597 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:57:58,598 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:57:58,598 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:57:58,598 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:57:58,598 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:57:58,599 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:57:58,599 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:57:58,619 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2020-10-14 06:57:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 06:57:58,629 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:58,631 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 06:57:58,631 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:58,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:58,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1594153299, now seen corresponding path program 1 times [2020-10-14 06:57:58,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:58,645 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [219570122] [2020-10-14 06:57:58,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:59,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:59,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:59,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:00,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:00,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:03,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:03,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 06:58:03,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:58:03,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4879 [2020-10-14 06:58:03,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:03,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:03,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:03,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 06:58:03,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:03,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 06:58:04,176 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:04,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:58:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:04,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:04,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:04,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:04,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:04,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 06:58:04,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:04,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:04,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:04,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:04,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:04,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:04,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:58:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:04,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:04,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:04,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:04,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:04,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:04,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:04,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:04,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:04,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:04,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:04,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:04,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:58:04,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:04,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:04,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:04,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:04,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:04,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:04,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:04,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:04,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:04,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:58:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:04,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:04,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:04,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:04,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:04,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:04,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:04,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:04,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:04,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:04,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:04,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:58:04,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:58:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:04,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:04,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:04,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:04,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:04,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:04,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:04,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:04,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:04,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:04,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:04,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:04,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 06:58:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:04,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:04,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:04,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:04,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:04,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:04,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:04,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:04,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:04,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:04,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:04,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:04,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:58:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:04,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:04,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:04,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:04,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:04,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:04,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:04,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:04,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:04,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:04,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:04,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:04,285 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 06:58:04,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [219570122] [2020-10-14 06:58:04,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:58:04,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 06:58:04,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139184860] [2020-10-14 06:58:04,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 06:58:04,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:58:04,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 06:58:04,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:58:04,316 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 3 states. [2020-10-14 06:58:05,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:58:05,544 INFO L93 Difference]: Finished difference Result 251 states and 336 transitions. [2020-10-14 06:58:05,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 06:58:05,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 06:58:05,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:58:05,572 INFO L225 Difference]: With dead ends: 251 [2020-10-14 06:58:05,572 INFO L226 Difference]: Without dead ends: 137 [2020-10-14 06:58:05,580 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:58:05,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-14 06:58:05,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 105. [2020-10-14 06:58:05,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-14 06:58:05,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 124 transitions. [2020-10-14 06:58:05,782 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 124 transitions. Word has length 46 [2020-10-14 06:58:05,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:58:05,785 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 124 transitions. [2020-10-14 06:58:05,786 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 06:58:05,786 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2020-10-14 06:58:05,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 06:58:05,798 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:58:05,798 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 06:58:05,799 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:58:05,799 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:58:05,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:58:05,800 INFO L82 PathProgramCache]: Analyzing trace with hash -2039771295, now seen corresponding path program 1 times [2020-10-14 06:58:05,800 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:58:05,800 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [320727369] [2020-10-14 06:58:05,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:58:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:05,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:05,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:06,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:07,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:07,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:10,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:10,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 06:58:10,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:58:10,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 06:58:10,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:10,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:10,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:58:10,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:58:10,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:58:10,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:11,217 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:11,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:58:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:11,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:11,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:11,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:11,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:11,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-14 06:58:11,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:11,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:11,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:11,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:11,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:58:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:11,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:11,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:11,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:11,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:11,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:11,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:11,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:11,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:11,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:11,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:11,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:11,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:58:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:11,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:11,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:11,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:11,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:11,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:11,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:11,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:11,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:11,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:11,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:11,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:11,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:58:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:11,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:11,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:11,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:11,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:11,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:11,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:11,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:11,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:11,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:58:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:11,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:11,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:11,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:11,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:11,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:58:11,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:11,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:11,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:11,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:11,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 06:58:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:11,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:11,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:11,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:11,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:11,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:11,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:11,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:11,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:11,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:11,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:11,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:11,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:58:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:11,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:11,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:11,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:11,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:11,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:11,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:11,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:11,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:11,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:11,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:11,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:11,344 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 06:58:11,344 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [320727369] [2020-10-14 06:58:11,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:58:11,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 06:58:11,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96507857] [2020-10-14 06:58:11,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 06:58:11,347 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:58:11,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 06:58:11,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 06:58:11,348 INFO L87 Difference]: Start difference. First operand 105 states and 124 transitions. Second operand 4 states. [2020-10-14 06:58:11,824 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:58:12,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:58:12,412 INFO L93 Difference]: Finished difference Result 178 states and 219 transitions. [2020-10-14 06:58:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 06:58:12,413 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 06:58:12,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:58:12,415 INFO L225 Difference]: With dead ends: 178 [2020-10-14 06:58:12,415 INFO L226 Difference]: Without dead ends: 121 [2020-10-14 06:58:12,417 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 06:58:12,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-10-14 06:58:12,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 96. [2020-10-14 06:58:12,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-14 06:58:12,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 112 transitions. [2020-10-14 06:58:12,454 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 112 transitions. Word has length 47 [2020-10-14 06:58:12,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:58:12,454 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 112 transitions. [2020-10-14 06:58:12,454 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 06:58:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2020-10-14 06:58:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-14 06:58:12,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:58:12,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:58:12,457 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:58:12,457 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:58:12,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:58:12,457 INFO L82 PathProgramCache]: Analyzing trace with hash 790886080, now seen corresponding path program 1 times [2020-10-14 06:58:12,458 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:58:12,458 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [843978360] [2020-10-14 06:58:12,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:58:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:12,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:12,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:12,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:13,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-14 06:58:15,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:58:15,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2934 [2020-10-14 06:58:15,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 06:58:15,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-14 06:58:15,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 06:58:15,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,721 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:15,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:58:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:15,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-14 06:58:15,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:58:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:15,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:15,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:58:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:15,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 06:58:15,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:58:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:15,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:15,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:58:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:15,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:15,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:15,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:15,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 06:58:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:15,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:15,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:58:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:58:15,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 06:58:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:15,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:15,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:15,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:15,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:15,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:58:15,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:15,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:15,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:58:15,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:15,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:58:15,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:15,903 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 06:58:15,904 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [843978360] [2020-10-14 06:58:15,904 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:58:15,904 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:58:15,905 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137500777] [2020-10-14 06:58:15,906 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:58:15,907 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:58:15,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:58:15,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:58:15,908 INFO L87 Difference]: Start difference. First operand 96 states and 112 transitions. Second operand 7 states. [2020-10-14 06:58:16,284 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:58:17,012 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 06:58:17,309 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 06:58:17,578 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 06:58:17,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:58:17,692 INFO L93 Difference]: Finished difference Result 164 states and 206 transitions. [2020-10-14 06:58:17,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:58:17,692 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-14 06:58:17,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:58:17,693 INFO L225 Difference]: With dead ends: 164 [2020-10-14 06:58:17,693 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 06:58:17,695 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 06:58:17,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 06:58:17,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 06:58:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 06:58:17,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 06:58:17,696 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-14 06:58:17,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:58:17,696 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 06:58:17,696 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:58:17,696 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 06:58:17,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 06:58:17,697 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:58:17,699 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 06:58:18,745 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-14 06:58:18,891 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-14 06:58:19,031 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:58:19,216 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:58:19,368 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 06:58:19,558 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:19,708 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 06:58:19,886 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 06:58:20,049 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 06:58:20,220 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:58:20,383 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:58:20,558 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:58:20,724 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:58:20,890 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 06:58:21,080 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:58:21,230 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 06:58:21,413 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:58:21,417 INFO L268 CegarLoopResult]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-10-14 06:58:21,417 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 605) no Hoare annotation was computed. [2020-10-14 06:58:21,417 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-14 06:58:21,417 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 570 625) no Hoare annotation was computed. [2020-10-14 06:58:21,418 INFO L268 CegarLoopResult]: For program point L595-2(lines 595 616) no Hoare annotation was computed. [2020-10-14 06:58:21,418 INFO L268 CegarLoopResult]: For program point L617(lines 594 618) no Hoare annotation was computed. [2020-10-14 06:58:21,418 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 570 625) no Hoare annotation was computed. [2020-10-14 06:58:21,418 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 570 625) no Hoare annotation was computed. [2020-10-14 06:58:21,419 INFO L268 CegarLoopResult]: For program point L671(line 671) no Hoare annotation was computed. [2020-10-14 06:58:21,419 INFO L268 CegarLoopResult]: For program point L671-1(line 671) no Hoare annotation was computed. [2020-10-14 06:58:21,419 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 626 685) no Hoare annotation was computed. [2020-10-14 06:58:21,419 INFO L268 CegarLoopResult]: For program point L658(lines 658 662) no Hoare annotation was computed. [2020-10-14 06:58:21,419 INFO L268 CegarLoopResult]: For program point L658-1(lines 658 662) no Hoare annotation was computed. [2020-10-14 06:58:21,419 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 626 685) no Hoare annotation was computed. [2020-10-14 06:58:21,419 INFO L268 CegarLoopResult]: For program point L653(line 653) no Hoare annotation was computed. [2020-10-14 06:58:21,419 INFO L268 CegarLoopResult]: For program point L652-2(lines 652 677) no Hoare annotation was computed. [2020-10-14 06:58:21,420 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 626 685) no Hoare annotation was computed. [2020-10-14 06:58:21,420 INFO L268 CegarLoopResult]: For program point L678(lines 651 679) no Hoare annotation was computed. [2020-10-14 06:58:21,420 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 405 411) the Hoare annotation is: true [2020-10-14 06:58:21,420 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 405 411) no Hoare annotation was computed. [2020-10-14 06:58:21,420 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 412 420) no Hoare annotation was computed. [2020-10-14 06:58:21,420 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 412 420) the Hoare annotation is: true [2020-10-14 06:58:21,421 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 412 420) no Hoare annotation was computed. [2020-10-14 06:58:21,421 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 494 516) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:58:21,421 INFO L264 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:58:21,421 INFO L264 CegarLoopResult]: At program point L506-1(line 506) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:58:21,421 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 494 516) no Hoare annotation was computed. [2020-10-14 06:58:21,422 INFO L268 CegarLoopResult]: For program point L504(lines 504 511) no Hoare annotation was computed. [2020-10-14 06:58:21,422 INFO L268 CegarLoopResult]: For program point L504-1(lines 504 511) no Hoare annotation was computed. [2020-10-14 06:58:21,422 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-14 06:58:21,422 INFO L264 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:58:21,422 INFO L264 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:58:21,423 INFO L264 CegarLoopResult]: At program point L500-1(line 500) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:58:21,423 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 494 516) no Hoare annotation was computed. [2020-10-14 06:58:21,423 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 453 476) no Hoare annotation was computed. [2020-10-14 06:58:21,423 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 453 476) no Hoare annotation was computed. [2020-10-14 06:58:21,423 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 453 476) no Hoare annotation was computed. [2020-10-14 06:58:21,423 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-14 06:58:21,423 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-10-14 06:58:21,423 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-14 06:58:21,424 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-14 06:58:21,424 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-10-14 06:58:21,424 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-10-14 06:58:21,424 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-14 06:58:21,424 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-14 06:58:21,424 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-14 06:58:21,424 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-14 06:58:21,424 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-14 06:58:21,425 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-14 06:58:21,425 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-14 06:58:21,425 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-14 06:58:21,425 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 300 314) no Hoare annotation was computed. [2020-10-14 06:58:21,425 INFO L268 CegarLoopResult]: For program point L304(lines 304 310) no Hoare annotation was computed. [2020-10-14 06:58:21,425 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 300 314) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,425 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 300 314) no Hoare annotation was computed. [2020-10-14 06:58:21,426 INFO L264 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,426 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 255 263) no Hoare annotation was computed. [2020-10-14 06:58:21,426 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 255 263) the Hoare annotation is: true [2020-10-14 06:58:21,426 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 255 263) no Hoare annotation was computed. [2020-10-14 06:58:21,426 INFO L268 CegarLoopResult]: For program point L283(lines 283 291) no Hoare annotation was computed. [2020-10-14 06:58:21,426 INFO L268 CegarLoopResult]: For program point L283-2(lines 283 291) no Hoare annotation was computed. [2020-10-14 06:58:21,426 INFO L268 CegarLoopResult]: For program point L271(lines 271 279) no Hoare annotation was computed. [2020-10-14 06:58:21,427 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 264 299) no Hoare annotation was computed. [2020-10-14 06:58:21,427 INFO L268 CegarLoopResult]: For program point L271-2(lines 271 279) no Hoare annotation was computed. [2020-10-14 06:58:21,427 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 264 299) no Hoare annotation was computed. [2020-10-14 06:58:21,427 INFO L268 CegarLoopResult]: For program point L294(line 294) no Hoare annotation was computed. [2020-10-14 06:58:21,427 INFO L268 CegarLoopResult]: For program point L294-1(line 294) no Hoare annotation was computed. [2020-10-14 06:58:21,427 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 264 299) no Hoare annotation was computed. [2020-10-14 06:58:21,427 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 398 404) no Hoare annotation was computed. [2020-10-14 06:58:21,427 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 398 404) the Hoare annotation is: true [2020-10-14 06:58:21,428 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 524 569) no Hoare annotation was computed. [2020-10-14 06:58:21,428 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 524 569) no Hoare annotation was computed. [2020-10-14 06:58:21,428 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 524 569) no Hoare annotation was computed. [2020-10-14 06:58:21,428 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 837 882) no Hoare annotation was computed. [2020-10-14 06:58:21,428 INFO L268 CegarLoopResult]: For program point L857(lines 857 864) no Hoare annotation was computed. [2020-10-14 06:58:21,428 INFO L268 CegarLoopResult]: For program point L851(lines 851 871) no Hoare annotation was computed. [2020-10-14 06:58:21,428 INFO L268 CegarLoopResult]: For program point L851-1(lines 851 871) no Hoare annotation was computed. [2020-10-14 06:58:21,428 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 837 882) no Hoare annotation was computed. [2020-10-14 06:58:21,429 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 837 882) no Hoare annotation was computed. [2020-10-14 06:58:21,429 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 484 493) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:58:21,429 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 484 493) no Hoare annotation was computed. [2020-10-14 06:58:21,429 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 484 493) no Hoare annotation was computed. [2020-10-14 06:58:21,429 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 244 254) the Hoare annotation is: true [2020-10-14 06:58:21,429 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 244 254) no Hoare annotation was computed. [2020-10-14 06:58:21,429 INFO L271 CegarLoopResult]: At program point L249(line 249) the Hoare annotation is: true [2020-10-14 06:58:21,430 INFO L268 CegarLoopResult]: For program point L249-1(line 249) no Hoare annotation was computed. [2020-10-14 06:58:21,430 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 244 254) no Hoare annotation was computed. [2020-10-14 06:58:21,430 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 236 243) the Hoare annotation is: true [2020-10-14 06:58:21,430 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 236 243) no Hoare annotation was computed. [2020-10-14 06:58:21,430 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 236 243) no Hoare annotation was computed. [2020-10-14 06:58:21,430 INFO L264 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 06:58:21,430 INFO L268 CegarLoopResult]: For program point L222-1(lines 203 227) no Hoare annotation was computed. [2020-10-14 06:58:21,430 INFO L264 CegarLoopResult]: At program point L217(line 217) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,431 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 203 227) no Hoare annotation was computed. [2020-10-14 06:58:21,431 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,431 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 203 227) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 06:58:21,431 INFO L268 CegarLoopResult]: For program point L211(lines 211 219) no Hoare annotation was computed. [2020-10-14 06:58:21,431 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,431 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-10-14 06:58:21,431 INFO L268 CegarLoopResult]: For program point L207(lines 207 224) no Hoare annotation was computed. [2020-10-14 06:58:21,432 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 195 201) no Hoare annotation was computed. [2020-10-14 06:58:21,432 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 195 201) the Hoare annotation is: true [2020-10-14 06:58:21,432 INFO L264 CegarLoopResult]: At program point testENTRY(lines 317 382) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:58:21,432 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:58:21,432 INFO L268 CegarLoopResult]: For program point L347(lines 347 353) no Hoare annotation was computed. [2020-10-14 06:58:21,432 INFO L268 CegarLoopResult]: For program point L347-1(lines 347 353) no Hoare annotation was computed. [2020-10-14 06:58:21,432 INFO L268 CegarLoopResult]: For program point testFINAL(lines 317 382) no Hoare annotation was computed. [2020-10-14 06:58:21,433 INFO L264 CegarLoopResult]: At program point L372(lines 327 374) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:58:21,433 INFO L264 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:58:21,433 INFO L268 CegarLoopResult]: For program point L337(lines 337 343) no Hoare annotation was computed. [2020-10-14 06:58:21,433 INFO L268 CegarLoopResult]: For program point L337-1(lines 337 343) no Hoare annotation was computed. [2020-10-14 06:58:21,433 INFO L268 CegarLoopResult]: For program point L329(lines 329 333) no Hoare annotation was computed. [2020-10-14 06:58:21,433 INFO L264 CegarLoopResult]: At program point L375(lines 326 376) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,433 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:58:21,434 INFO L268 CegarLoopResult]: For program point L363(lines 363 369) no Hoare annotation was computed. [2020-10-14 06:58:21,434 INFO L264 CegarLoopResult]: At program point L363-1(lines 357 370) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:58:21,434 INFO L268 CegarLoopResult]: For program point L328(lines 327 374) no Hoare annotation was computed. [2020-10-14 06:58:21,434 INFO L268 CegarLoopResult]: For program point L357(lines 357 370) no Hoare annotation was computed. [2020-10-14 06:58:21,434 INFO L268 CegarLoopResult]: For program point testEXIT(lines 317 382) no Hoare annotation was computed. [2020-10-14 06:58:21,434 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 791 836) no Hoare annotation was computed. [2020-10-14 06:58:21,434 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 791 836) no Hoare annotation was computed. [2020-10-14 06:58:21,434 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 791 836) no Hoare annotation was computed. [2020-10-14 06:58:21,435 INFO L268 CegarLoopResult]: For program point L811(lines 811 818) no Hoare annotation was computed. [2020-10-14 06:58:21,435 INFO L268 CegarLoopResult]: For program point L805(lines 805 825) no Hoare annotation was computed. [2020-10-14 06:58:21,435 INFO L268 CegarLoopResult]: For program point L805-1(lines 805 825) no Hoare annotation was computed. [2020-10-14 06:58:21,435 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-10-14 06:58:21,435 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-10-14 06:58:21,435 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-14 06:58:21,435 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-10-14 06:58:21,435 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-10-14 06:58:21,435 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 388 397) no Hoare annotation was computed. [2020-10-14 06:58:21,436 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 388 397) no Hoare annotation was computed. [2020-10-14 06:58:21,436 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 388 397) no Hoare annotation was computed. [2020-10-14 06:58:21,436 INFO L268 CegarLoopResult]: For program point L737-2(lines 737 757) no Hoare annotation was computed. [2020-10-14 06:58:21,436 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 688 790) no Hoare annotation was computed. [2020-10-14 06:58:21,436 INFO L268 CegarLoopResult]: For program point L758(lines 736 759) no Hoare annotation was computed. [2020-10-14 06:58:21,436 INFO L268 CegarLoopResult]: For program point L717(lines 717 733) no Hoare annotation was computed. [2020-10-14 06:58:21,436 INFO L268 CegarLoopResult]: For program point L777(lines 777 784) no Hoare annotation was computed. [2020-10-14 06:58:21,436 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 688 790) no Hoare annotation was computed. [2020-10-14 06:58:21,437 INFO L268 CegarLoopResult]: For program point L738(lines 737 757) no Hoare annotation was computed. [2020-10-14 06:58:21,437 INFO L268 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-10-14 06:58:21,437 INFO L268 CegarLoopResult]: For program point L769-1(line 769) no Hoare annotation was computed. [2020-10-14 06:58:21,437 INFO L268 CegarLoopResult]: For program point L734(lines 734 775) no Hoare annotation was computed. [2020-10-14 06:58:21,437 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 688 790) no Hoare annotation was computed. [2020-10-14 06:58:21,437 INFO L268 CegarLoopResult]: For program point L753(line 753) no Hoare annotation was computed. [2020-10-14 06:58:21,437 INFO L268 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-10-14 06:58:21,437 INFO L268 CegarLoopResult]: For program point L712(lines 712 716) no Hoare annotation was computed. [2020-10-14 06:58:21,437 INFO L268 CegarLoopResult]: For program point L776(lines 776 787) no Hoare annotation was computed. [2020-10-14 06:58:21,438 INFO L268 CegarLoopResult]: For program point L739(lines 739 743) no Hoare annotation was computed. [2020-10-14 06:58:21,438 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:58:21,438 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-14 06:58:21,438 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:58:21,438 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2020-10-14 06:58:21,439 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2020-10-14 06:58:21,439 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 228 235) no Hoare annotation was computed. [2020-10-14 06:58:21,439 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-10-14 06:58:21,439 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-10-14 06:58:21,439 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-10-14 06:58:21,439 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 06:58:21,439 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-10-14 06:58:21,439 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-10-14 06:58:21,440 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:58:21,440 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 06:58:21,440 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:58:21,440 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-10-14 06:58:21,440 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-10-14 06:58:21,440 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-10-14 06:58:21,440 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,440 INFO L264 CegarLoopResult]: At program point L182(lines 182 188) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,441 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,441 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 171 194) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:58:21,441 INFO L268 CegarLoopResult]: For program point L175(lines 174 193) no Hoare annotation was computed. [2020-10-14 06:58:21,441 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 171 194) no Hoare annotation was computed. [2020-10-14 06:58:21,441 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 171 194) no Hoare annotation was computed. [2020-10-14 06:58:21,441 INFO L271 CegarLoopResult]: At program point L448(lines 423 452) the Hoare annotation is: true [2020-10-14 06:58:21,441 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 423 452) no Hoare annotation was computed. [2020-10-14 06:58:21,441 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 423 452) the Hoare annotation is: true [2020-10-14 06:58:21,442 INFO L268 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-10-14 06:58:21,442 INFO L268 CegarLoopResult]: For program point L437(lines 437 441) no Hoare annotation was computed. [2020-10-14 06:58:21,442 INFO L271 CegarLoopResult]: At program point L437-1(lines 437 441) the Hoare annotation is: true [2020-10-14 06:58:21,442 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-10-14 06:58:21,442 INFO L271 CegarLoopResult]: At program point L433-2(lines 433 447) the Hoare annotation is: true [2020-10-14 06:58:21,442 INFO L271 CegarLoopResult]: At program point L429(line 429) the Hoare annotation is: true [2020-10-14 06:58:21,442 INFO L268 CegarLoopResult]: For program point L429-1(line 429) no Hoare annotation was computed. [2020-10-14 06:58:21,443 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-10-14 06:58:21,443 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-10-14 06:58:21,443 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-10-14 06:58:21,443 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 477 483) no Hoare annotation was computed. [2020-10-14 06:58:21,443 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 477 483) the Hoare annotation is: true [2020-10-14 06:58:21,443 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:58:21,443 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-14 06:58:21,443 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 06:58:21,444 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:58:21,444 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-10-14 06:58:21,444 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-10-14 06:58:21,444 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-14 06:58:21,444 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 154 161) no Hoare annotation was computed. [2020-10-14 06:58:21,444 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 158) no Hoare annotation was computed. [2020-10-14 06:58:21,444 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 154 161) the Hoare annotation is: true [2020-10-14 06:58:21,445 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 154 161) no Hoare annotation was computed. [2020-10-14 06:58:21,445 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2020-10-14 06:58:21,445 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2020-10-14 06:58:21,445 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-10-14 06:58:21,445 INFO L268 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2020-10-14 06:58:21,445 INFO L271 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: true [2020-10-14 06:58:21,445 INFO L268 CegarLoopResult]: For program point L138-1(line 138) no Hoare annotation was computed. [2020-10-14 06:58:21,445 INFO L268 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2020-10-14 06:58:21,446 INFO L268 CegarLoopResult]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2020-10-14 06:58:21,446 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-10-14 06:58:21,446 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-10-14 06:58:21,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:58:21 BoogieIcfgContainer [2020-10-14 06:58:21,462 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 06:58:21,464 INFO L168 Benchmark]: Toolchain (without parser) took 24875.04 ms. Allocated memory was 145.8 MB in the beginning and 657.5 MB in the end (delta: 511.7 MB). Free memory was 100.9 MB in the beginning and 606.6 MB in the end (delta: -505.7 MB). Peak memory consumption was 526.9 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:21,465 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 06:58:21,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.99 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 100.9 MB in the beginning and 170.2 MB in the end (delta: -69.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:21,467 INFO L168 Benchmark]: Boogie Preprocessor took 82.84 ms. Allocated memory is still 201.3 MB. Free memory was 170.2 MB in the beginning and 166.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:21,468 INFO L168 Benchmark]: RCFGBuilder took 1154.55 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 166.2 MB in the beginning and 200.2 MB in the end (delta: -34.0 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:21,469 INFO L168 Benchmark]: TraceAbstraction took 22929.01 ms. Allocated memory was 234.9 MB in the beginning and 657.5 MB in the end (delta: 422.6 MB). Free memory was 200.2 MB in the beginning and 606.6 MB in the end (delta: -406.3 MB). Peak memory consumption was 537.2 MB. Max. memory is 7.1 GB. [2020-10-14 06:58:21,472 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.99 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 100.9 MB in the beginning and 170.2 MB in the end (delta: -69.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.84 ms. Allocated memory is still 201.3 MB. Free memory was 170.2 MB in the beginning and 166.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1154.55 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 166.2 MB in the beginning and 200.2 MB in the end (delta: -34.0 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22929.01 ms. Allocated memory was 234.9 MB in the beginning and 657.5 MB in the end (delta: 422.6 MB). Free memory was 200.2 MB in the beginning and 606.6 MB in the end (delta: -406.3 MB). Peak memory consumption was 537.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 158]: 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: 423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 260 SDtfs, 264 SDslu, 105 SDs, 0 SdLazy, 509 SolverSat, 145 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=148occurred 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, 57 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 150 PreInvPairs, 166 NumberOfFragments, 658 HoareAnnotationTreeSize, 150 FomulaSimplifications, 2850 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 51 FomulaSimplificationsInter, 4876 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.2s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 36028 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...