/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:35:03,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:35:03,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:35:03,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:35:03,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:35:03,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:35:03,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:35:03,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:35:03,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:35:03,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:35:03,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:35:03,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:35:03,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:35:03,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:35:03,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:35:03,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:35:03,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:35:03,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:35:03,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:35:03,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:35:03,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:35:03,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:35:03,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:35:03,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:35:03,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:35:03,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:35:03,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:35:03,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:35:03,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:35:03,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:35:03,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:35:03,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:35:03,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:35:03,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:35:03,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:35:03,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:35:03,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:35:03,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:35:03,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:35:03,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:35:03,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:35:03,130 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 [2020-10-15 01:35:03,185 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:35:03,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:35:03,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:35:03,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:35:03,187 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:35:03,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:35:03,189 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:35:03,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:35:03,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:35:03,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:35:03,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:35:03,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:35:03,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:35:03,191 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:35:03,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:35:03,192 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:35:03,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:35:03,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:35:03,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:35:03,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:35:03,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:35:03,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:35:03,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:35:03,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:35:03,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:35:03,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:35:03,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:35:03,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:35:03,195 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:35:03,195 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:35:03,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:35:03,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:35:03,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:35:03,535 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:35:03,535 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:35:03,536 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2020-10-15 01:35:03,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/44ede20b5/03510181409c4edb91a4a79a5a2d893b/FLAGc7d16b517 [2020-10-15 01:35:04,181 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:35:04,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2020-10-15 01:35:04,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/44ede20b5/03510181409c4edb91a4a79a5a2d893b/FLAGc7d16b517 [2020-10-15 01:35:04,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/44ede20b5/03510181409c4edb91a4a79a5a2d893b [2020-10-15 01:35:04,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:35:04,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:35:04,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:35:04,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:35:04,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:35:04,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:35:04" (1/1) ... [2020-10-15 01:35:04,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f1e44a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:04, skipping insertion in model container [2020-10-15 01:35:04,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:35:04" (1/1) ... [2020-10-15 01:35:04,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:35:04,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:35:04,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:35:05,049 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:35:05,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:35:05,163 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:35:05,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05 WrapperNode [2020-10-15 01:35:05,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:35:05,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:35:05,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:35:05,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:35:05,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05" (1/1) ... [2020-10-15 01:35:05,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05" (1/1) ... [2020-10-15 01:35:05,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05" (1/1) ... [2020-10-15 01:35:05,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05" (1/1) ... [2020-10-15 01:35:05,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05" (1/1) ... [2020-10-15 01:35:05,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05" (1/1) ... [2020-10-15 01:35:05,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05" (1/1) ... [2020-10-15 01:35:05,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:35:05,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:35:05,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:35:05,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:35:05,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05" (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 [2020-10-15 01:35:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:35:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:35:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:35:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:35:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:35:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:35:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:35:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:35:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:35:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:35:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:35:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:35:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:35:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-15 01:35:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-15 01:35:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:35:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:35:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:35:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:35:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:35:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:35:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:35:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:35:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:35:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:35:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:35:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:35:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:35:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:35:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:35:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:35:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:35:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:35:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:35:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:35:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:35:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:35:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:35:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:35:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:35:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:35:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:35:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:35:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:35:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:35:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:35:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:35:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:35:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:35:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:35:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:35:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:35:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-15 01:35:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-15 01:35:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:35:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:35:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:35:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:35:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:35:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:35:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:35:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:35:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:35:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:35:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:35:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:35:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:35:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:35:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:35:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:35:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:35:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:35:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:35:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:35:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:35:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:35:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:35:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:35:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:35:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:35:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:35:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:35:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:35:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:35:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:35:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:35:06,465 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:35:06,466 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:35:06,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:35:06 BoogieIcfgContainer [2020-10-15 01:35:06,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:35:06,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:35:06,472 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:35:06,475 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:35:06,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:35:04" (1/3) ... [2020-10-15 01:35:06,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a527f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:35:06, skipping insertion in model container [2020-10-15 01:35:06,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:35:05" (2/3) ... [2020-10-15 01:35:06,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a527f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:35:06, skipping insertion in model container [2020-10-15 01:35:06,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:35:06" (3/3) ... [2020-10-15 01:35:06,479 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2020-10-15 01:35:06,490 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:35:06,498 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:35:06,512 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:35:06,537 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:35:06,538 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:35:06,538 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:35:06,538 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:35:06,538 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:35:06,539 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:35:06,539 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:35:06,539 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:35:06,562 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2020-10-15 01:35:06,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-15 01:35:06,571 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:35:06,572 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] [2020-10-15 01:35:06,573 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:35:06,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:35:06,579 INFO L82 PathProgramCache]: Analyzing trace with hash -381422991, now seen corresponding path program 1 times [2020-10-15 01:35:06,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:35:06,587 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [289077750] [2020-10-15 01:35:06,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:35:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:06,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:07,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:07,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:08,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:08,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:08,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:11,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:11,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-15 01:35:11,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 01:35:11,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 01:35:11,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:11,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:11,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:35:11,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:35:11,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-15 01:35:11,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:35:12,260 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:35:12,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:35:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:12,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:12,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:12,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:12,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-15 01:35:12,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:12,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:12,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:12,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:12,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:35:12,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:12,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:35:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:12,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:12,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:12,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:12,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:12,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:12,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:12,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:12,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:12,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:12,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:12,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:35:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:12,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:12,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:12,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:12,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:12,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:12,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:12,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:12,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:12,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:12,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:12,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:35:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:12,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:12,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:12,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:12,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:35:12,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:12,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:12,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:12,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:12,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:12,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:12,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:35:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:12,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:12,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:35:12,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:12,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:12,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:12,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:12,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:12,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:12,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:35:12,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:12,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:35:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:12,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:12,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:12,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:12,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:12,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:12,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:12,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:12,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:12,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:12,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:35:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:12,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:12,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:12,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:12,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:35:12,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:12,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:35:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:12,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:12,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:12,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:35:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:35:12,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:35:12,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:35:12,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:35:12,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:35:12,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:35:12,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:35:12,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:35:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:35:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:35:12,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:35:12,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:35:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:35:12,498 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [289077750] [2020-10-15 01:35:12,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:35:12,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:35:12,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74149508] [2020-10-15 01:35:12,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:35:12,507 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:35:12,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:35:12,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:35:12,527 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 8 states. [2020-10-15 01:35:13,190 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:35:14,527 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-15 01:35:14,870 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:35:15,162 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:35:15,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:35:15,467 INFO L93 Difference]: Finished difference Result 197 states and 261 transitions. [2020-10-15 01:35:15,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:35:15,470 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-15 01:35:15,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:35:15,477 INFO L225 Difference]: With dead ends: 197 [2020-10-15 01:35:15,477 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:35:15,488 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-10-15 01:35:15,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:35:15,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:35:15,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:35:15,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:35:15,516 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-15 01:35:15,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:35:15,516 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:35:15,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:35:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:35:15,525 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:35:15,525 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:35:15,528 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:35:16,856 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-10-15 01:35:17,041 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-10-15 01:35:17,184 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-10-15 01:35:17,315 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-15 01:35:17,501 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-10-15 01:35:17,709 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-15 01:35:17,875 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-15 01:35:18,040 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-10-15 01:35:18,199 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-15 01:35:18,344 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-10-15 01:35:18,480 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-10-15 01:35:18,611 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-15 01:35:18,826 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:35:19,025 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-15 01:35:19,207 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-15 01:35:19,382 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-15 01:35:19,536 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2020-10-15 01:35:19,690 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-15 01:35:19,815 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-15 01:35:19,960 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-15 01:35:20,129 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-15 01:35:20,134 INFO L268 CegarLoopResult]: For program point L288(lines 288 292) no Hoare annotation was computed. [2020-10-15 01:35:20,134 INFO L268 CegarLoopResult]: For program point L288-1(lines 288 292) no Hoare annotation was computed. [2020-10-15 01:35:20,134 INFO L268 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-10-15 01:35:20,134 INFO L268 CegarLoopResult]: For program point L282-2(lines 282 303) no Hoare annotation was computed. [2020-10-15 01:35:20,134 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 257 312) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point L304(lines 281 305) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 257 312) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 257 312) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point L345-1(lines 345 349) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 313 372) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point L339-2(lines 339 364) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 313 372) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point L365(lines 338 366) no Hoare annotation was computed. [2020-10-15 01:35:20,135 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 313 372) no Hoare annotation was computed. [2020-10-15 01:35:20,136 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-15 01:35:20,136 INFO L268 CegarLoopResult]: For program point L358-1(line 358) no Hoare annotation was computed. [2020-10-15 01:35:20,136 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-15 01:35:20,137 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-15 01:35:20,137 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-15 01:35:20,137 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-15 01:35:20,137 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-15 01:35:20,137 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,138 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2020-10-15 01:35:20,138 INFO L264 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,138 INFO L264 CegarLoopResult]: At program point L659-1(line 659) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,138 INFO L268 CegarLoopResult]: For program point L657(lines 657 664) no Hoare annotation was computed. [2020-10-15 01:35:20,138 INFO L268 CegarLoopResult]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2020-10-15 01:35:20,138 INFO L268 CegarLoopResult]: For program point L655(line 655) no Hoare annotation was computed. [2020-10-15 01:35:20,139 INFO L264 CegarLoopResult]: At program point L654(line 654) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,139 INFO L264 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,140 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 647 669) no Hoare annotation was computed. [2020-10-15 01:35:20,140 INFO L264 CegarLoopResult]: At program point L653-1(line 653) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,140 INFO L268 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-10-15 01:35:20,140 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 604 627) no Hoare annotation was computed. [2020-10-15 01:35:20,141 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 604 627) no Hoare annotation was computed. [2020-10-15 01:35:20,141 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 604 627) no Hoare annotation was computed. [2020-10-15 01:35:20,141 INFO L268 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-10-15 01:35:20,141 INFO L268 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-10-15 01:35:20,142 INFO L268 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-10-15 01:35:20,143 INFO L268 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-10-15 01:35:20,143 INFO L268 CegarLoopResult]: For program point L618(line 618) no Hoare annotation was computed. [2020-10-15 01:35:20,143 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-10-15 01:35:20,143 INFO L268 CegarLoopResult]: For program point L616(line 616) no Hoare annotation was computed. [2020-10-15 01:35:20,144 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-10-15 01:35:20,144 INFO L268 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-10-15 01:35:20,144 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-15 01:35:20,144 INFO L268 CegarLoopResult]: For program point L612(line 612) no Hoare annotation was computed. [2020-10-15 01:35:20,144 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-10-15 01:35:20,144 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-10-15 01:35:20,144 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2020-10-15 01:35:20,145 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2020-10-15 01:35:20,145 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2020-10-15 01:35:20,145 INFO L268 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-10-15 01:35:20,145 INFO L268 CegarLoopResult]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2020-10-15 01:35:20,145 INFO L268 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2020-10-15 01:35:20,145 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 744 779) no Hoare annotation was computed. [2020-10-15 01:35:20,145 INFO L268 CegarLoopResult]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2020-10-15 01:35:20,145 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 744 779) no Hoare annotation was computed. [2020-10-15 01:35:20,145 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-10-15 01:35:20,145 INFO L268 CegarLoopResult]: For program point L774-1(line 774) no Hoare annotation was computed. [2020-10-15 01:35:20,146 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 744 779) no Hoare annotation was computed. [2020-10-15 01:35:20,146 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-15 01:35:20,146 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-15 01:35:20,146 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 211 256) no Hoare annotation was computed. [2020-10-15 01:35:20,146 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 211 256) no Hoare annotation was computed. [2020-10-15 01:35:20,146 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 211 256) no Hoare annotation was computed. [2020-10-15 01:35:20,147 INFO L268 CegarLoopResult]: For program point L544(lines 544 551) no Hoare annotation was computed. [2020-10-15 01:35:20,147 INFO L268 CegarLoopResult]: For program point L538(lines 538 558) no Hoare annotation was computed. [2020-10-15 01:35:20,147 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 524 569) no Hoare annotation was computed. [2020-10-15 01:35:20,147 INFO L268 CegarLoopResult]: For program point L538-1(lines 538 558) no Hoare annotation was computed. [2020-10-15 01:35:20,147 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 524 569) no Hoare annotation was computed. [2020-10-15 01:35:20,147 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 524 569) no Hoare annotation was computed. [2020-10-15 01:35:20,147 INFO L271 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: true [2020-10-15 01:35:20,147 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 636 646) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,148 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 636 646) no Hoare annotation was computed. [2020-10-15 01:35:20,148 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 636 646) no Hoare annotation was computed. [2020-10-15 01:35:20,148 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 724 734) no Hoare annotation was computed. [2020-10-15 01:35:20,148 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2020-10-15 01:35:20,148 INFO L268 CegarLoopResult]: For program point L729(line 729) no Hoare annotation was computed. [2020-10-15 01:35:20,148 INFO L268 CegarLoopResult]: For program point L729-1(line 729) no Hoare annotation was computed. [2020-10-15 01:35:20,148 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2020-10-15 01:35:20,148 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 716 723) no Hoare annotation was computed. [2020-10-15 01:35:20,149 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2020-10-15 01:35:20,149 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2020-10-15 01:35:20,149 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 701 707) no Hoare annotation was computed. [2020-10-15 01:35:20,149 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 701 707) the Hoare annotation is: true [2020-10-15 01:35:20,149 INFO L268 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-10-15 01:35:20,149 INFO L264 CegarLoopResult]: At program point testENTRY(lines 789 854) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,149 INFO L268 CegarLoopResult]: For program point testFINAL(lines 789 854) no Hoare annotation was computed. [2020-10-15 01:35:20,149 INFO L271 CegarLoopResult]: At program point L847(lines 798 848) the Hoare annotation is: true [2020-10-15 01:35:20,150 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-10-15 01:35:20,150 INFO L271 CegarLoopResult]: At program point L837-2(lines 829 842) the Hoare annotation is: true [2020-10-15 01:35:20,150 INFO L268 CegarLoopResult]: For program point L800(lines 799 846) no Hoare annotation was computed. [2020-10-15 01:35:20,150 INFO L271 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: true [2020-10-15 01:35:20,150 INFO L268 CegarLoopResult]: For program point L829(lines 829 842) no Hoare annotation was computed. [2020-10-15 01:35:20,150 INFO L271 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: true [2020-10-15 01:35:20,150 INFO L268 CegarLoopResult]: For program point L819(lines 819 825) no Hoare annotation was computed. [2020-10-15 01:35:20,151 INFO L268 CegarLoopResult]: For program point L819-1(lines 819 825) no Hoare annotation was computed. [2020-10-15 01:35:20,151 INFO L271 CegarLoopResult]: At program point L844(lines 799 846) the Hoare annotation is: true [2020-10-15 01:35:20,151 INFO L271 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: true [2020-10-15 01:35:20,151 INFO L268 CegarLoopResult]: For program point L809(lines 809 815) no Hoare annotation was computed. [2020-10-15 01:35:20,151 INFO L268 CegarLoopResult]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2020-10-15 01:35:20,151 INFO L268 CegarLoopResult]: For program point testEXIT(lines 789 854) no Hoare annotation was computed. [2020-10-15 01:35:20,151 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 478 523) no Hoare annotation was computed. [2020-10-15 01:35:20,151 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 478 523) no Hoare annotation was computed. [2020-10-15 01:35:20,151 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-10-15 01:35:20,152 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 478 523) no Hoare annotation was computed. [2020-10-15 01:35:20,152 INFO L268 CegarLoopResult]: For program point L492(lines 492 512) no Hoare annotation was computed. [2020-10-15 01:35:20,152 INFO L268 CegarLoopResult]: For program point L492-1(lines 492 512) no Hoare annotation was computed. [2020-10-15 01:35:20,152 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:35:20,152 INFO L268 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2020-10-15 01:35:20,152 INFO L268 CegarLoopResult]: For program point L187(lines 187 197) no Hoare annotation was computed. [2020-10-15 01:35:20,152 INFO L264 CegarLoopResult]: At program point L185(line 185) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-15 01:35:20,152 INFO L268 CegarLoopResult]: For program point L185-1(line 185) no Hoare annotation was computed. [2020-10-15 01:35:20,153 INFO L268 CegarLoopResult]: For program point L183(lines 183 200) no Hoare annotation was computed. [2020-10-15 01:35:20,153 INFO L268 CegarLoopResult]: For program point L183-1(lines 175 203) no Hoare annotation was computed. [2020-10-15 01:35:20,153 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-15 01:35:20,153 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-10-15 01:35:20,153 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 175 203) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-15 01:35:20,153 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 175 203) no Hoare annotation was computed. [2020-10-15 01:35:20,153 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-10-15 01:35:20,153 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-10-15 01:35:20,154 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2020-10-15 01:35:20,154 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2020-10-15 01:35:20,154 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2020-10-15 01:35:20,154 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 167 174) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-15 01:35:20,154 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2020-10-15 01:35:20,154 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2020-10-15 01:35:20,154 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:35:20,154 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:35:20,155 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:35:20,155 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 375 477) no Hoare annotation was computed. [2020-10-15 01:35:20,155 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-10-15 01:35:20,155 INFO L268 CegarLoopResult]: For program point L440-1(line 440) no Hoare annotation was computed. [2020-10-15 01:35:20,155 INFO L268 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-10-15 01:35:20,155 INFO L268 CegarLoopResult]: For program point L463(lines 463 474) no Hoare annotation was computed. [2020-10-15 01:35:20,155 INFO L268 CegarLoopResult]: For program point L426(lines 426 430) no Hoare annotation was computed. [2020-10-15 01:35:20,155 INFO L268 CegarLoopResult]: For program point L424-2(lines 424 444) no Hoare annotation was computed. [2020-10-15 01:35:20,156 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 375 477) no Hoare annotation was computed. [2020-10-15 01:35:20,156 INFO L268 CegarLoopResult]: For program point L445(lines 423 446) no Hoare annotation was computed. [2020-10-15 01:35:20,156 INFO L268 CegarLoopResult]: For program point L404(lines 404 420) no Hoare annotation was computed. [2020-10-15 01:35:20,156 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 375 477) no Hoare annotation was computed. [2020-10-15 01:35:20,156 INFO L268 CegarLoopResult]: For program point L464(lines 464 471) no Hoare annotation was computed. [2020-10-15 01:35:20,156 INFO L268 CegarLoopResult]: For program point L425(lines 424 444) no Hoare annotation was computed. [2020-10-15 01:35:20,156 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-15 01:35:20,157 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-10-15 01:35:20,157 INFO L268 CegarLoopResult]: For program point L421(lines 421 462) no Hoare annotation was computed. [2020-10-15 01:35:20,157 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:35:20,157 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:35:20,157 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:35:20,158 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 708 715) no Hoare annotation was computed. [2020-10-15 01:35:20,158 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 708 715) no Hoare annotation was computed. [2020-10-15 01:35:20,158 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 708 715) no Hoare annotation was computed. [2020-10-15 01:35:20,164 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 154 162) no Hoare annotation was computed. [2020-10-15 01:35:20,164 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2020-10-15 01:35:20,164 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2020-10-15 01:35:20,164 INFO L268 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-10-15 01:35:20,165 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:35:20,165 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2020-10-15 01:35:20,165 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:35:20,165 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:35:20,165 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:35:20,165 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2020-10-15 01:35:20,165 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2020-10-15 01:35:20,165 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2020-10-15 01:35:20,165 INFO L264 CegarLoopResult]: At program point L690(line 690) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,165 INFO L264 CegarLoopResult]: At program point L688(lines 688 694) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,166 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 677 700) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,166 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:35:20,166 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 677 700) no Hoare annotation was computed. [2020-10-15 01:35:20,166 INFO L268 CegarLoopResult]: For program point L681(lines 680 699) no Hoare annotation was computed. [2020-10-15 01:35:20,166 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 677 700) no Hoare annotation was computed. [2020-10-15 01:35:20,166 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 573 602) no Hoare annotation was computed. [2020-10-15 01:35:20,166 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 573 602) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,166 INFO L271 CegarLoopResult]: At program point L598(lines 573 602) the Hoare annotation is: true [2020-10-15 01:35:20,166 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-15 01:35:20,166 INFO L268 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2020-10-15 01:35:20,167 INFO L271 CegarLoopResult]: At program point L587-1(lines 587 591) the Hoare annotation is: true [2020-10-15 01:35:20,167 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-10-15 01:35:20,167 INFO L271 CegarLoopResult]: At program point L583-2(lines 583 597) the Hoare annotation is: true [2020-10-15 01:35:20,167 INFO L264 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,167 INFO L268 CegarLoopResult]: For program point L579-1(line 579) no Hoare annotation was computed. [2020-10-15 01:35:20,167 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2020-10-15 01:35:20,167 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2020-10-15 01:35:20,168 INFO L268 CegarLoopResult]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2020-10-15 01:35:20,168 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 628 634) no Hoare annotation was computed. [2020-10-15 01:35:20,168 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 628 634) the Hoare annotation is: true [2020-10-15 01:35:20,168 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:35:20,168 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-15 01:35:20,168 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:35:20,168 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:35:20,168 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 780 787) no Hoare annotation was computed. [2020-10-15 01:35:20,168 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 780 787) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,168 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 780 787) no Hoare annotation was computed. [2020-10-15 01:35:20,168 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2020-10-15 01:35:20,168 INFO L268 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-10-15 01:35:20,169 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:35:20,169 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 856 863) no Hoare annotation was computed. [2020-10-15 01:35:20,169 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2020-10-15 01:35:20,169 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 856 863) the Hoare annotation is: true [2020-10-15 01:35:20,169 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 856 863) no Hoare annotation was computed. [2020-10-15 01:35:20,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:35:20 BoogieIcfgContainer [2020-10-15 01:35:20,180 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:35:20,182 INFO L168 Benchmark]: Toolchain (without parser) took 15696.86 ms. Allocated memory was 146.3 MB in the beginning and 481.3 MB in the end (delta: 335.0 MB). Free memory was 101.5 MB in the beginning and 393.7 MB in the end (delta: -292.2 MB). Peak memory consumption was 316.4 MB. Max. memory is 7.1 GB. [2020-10-15 01:35:20,183 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-15 01:35:20,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.00 ms. Allocated memory was 146.3 MB in the beginning and 201.9 MB in the end (delta: 55.6 MB). Free memory was 101.5 MB in the beginning and 170.1 MB in the end (delta: -68.6 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2020-10-15 01:35:20,185 INFO L168 Benchmark]: Boogie Preprocessor took 116.95 ms. Allocated memory is still 201.9 MB. Free memory was 170.1 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-15 01:35:20,186 INFO L168 Benchmark]: RCFGBuilder took 1186.15 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 166.1 MB in the beginning and 201.3 MB in the end (delta: -35.2 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2020-10-15 01:35:20,186 INFO L168 Benchmark]: TraceAbstraction took 13708.51 ms. Allocated memory was 235.9 MB in the beginning and 481.3 MB in the end (delta: 245.4 MB). Free memory was 199.6 MB in the beginning and 393.7 MB in the end (delta: -194.1 MB). Peak memory consumption was 324.8 MB. Max. memory is 7.1 GB. [2020-10-15 01:35:20,190 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 680.00 ms. Allocated memory was 146.3 MB in the beginning and 201.9 MB in the end (delta: 55.6 MB). Free memory was 101.5 MB in the beginning and 170.1 MB in the end (delta: -68.6 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.95 ms. Allocated memory is still 201.9 MB. Free memory was 170.1 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1186.15 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 166.1 MB in the beginning and 201.3 MB in the end (delta: -35.2 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13708.51 ms. Allocated memory was 235.9 MB in the beginning and 481.3 MB in the end (delta: 245.4 MB). Free memory was 199.6 MB in the beginning and 393.7 MB in the end (delta: -194.1 MB). Peak memory consumption was 324.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: 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: 798]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 203 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.9s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 83 SDtfs, 141 SDslu, 140 SDs, 0 SdLazy, 362 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 97 PreInvPairs, 128 NumberOfFragments, 478 HoareAnnotationTreeSize, 97 FomulaSimplifications, 1167 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 5068 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 50 ConstructedInterpolants, 0 QuantifiedInterpolants, 16100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...