/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:43:33,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:43:33,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:43:33,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:43:33,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:43:33,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:43:33,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:43:33,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:43:33,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:43:33,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:43:33,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:43:33,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:43:33,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:43:33,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:43:33,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:43:33,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:43:33,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:43:33,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:43:33,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:43:33,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:43:33,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:43:33,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:43:33,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:43:33,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:43:33,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:43:33,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:43:33,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:43:33,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:43:33,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:43:33,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:43:33,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:43:33,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:43:33,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:43:33,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:43:33,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:43:33,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:43:33,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:43:33,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:43:33,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:43:33,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:43:33,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:43:33,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 10:43:33,204 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:43:33,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:43:33,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:43:33,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:43:33,206 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:43:33,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:43:33,207 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:43:33,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:43:33,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:43:33,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:43:33,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:43:33,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:43:33,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:43:33,210 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:43:33,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:43:33,210 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:43:33,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:43:33,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:43:33,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:43:33,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:43:33,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:43:33,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:43:33,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:43:33,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:43:33,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:43:33,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:43:33,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:33,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:43:33,213 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:43:33,213 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 -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-20 10:43:33,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:43:33,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:43:33,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:43:33,490 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:43:33,491 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:43:33,491 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c [2020-07-20 10:43:33,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab79ae74c/fc1b7bf162774219b7e77124f18aaa44/FLAG35fad5276 [2020-07-20 10:43:34,078 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:43:34,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c [2020-07-20 10:43:34,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab79ae74c/fc1b7bf162774219b7e77124f18aaa44/FLAG35fad5276 [2020-07-20 10:43:34,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab79ae74c/fc1b7bf162774219b7e77124f18aaa44 [2020-07-20 10:43:34,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:43:34,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:43:34,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:34,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:43:34,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:43:34,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:34" (1/1) ... [2020-07-20 10:43:34,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2abe9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:34, skipping insertion in model container [2020-07-20 10:43:34,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:34" (1/1) ... [2020-07-20 10:43:34,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:43:34,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:43:34,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:34,903 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:43:35,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:35,057 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:43:35,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35 WrapperNode [2020-07-20 10:43:35,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:35,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:43:35,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:43:35,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:43:35,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35" (1/1) ... [2020-07-20 10:43:35,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35" (1/1) ... [2020-07-20 10:43:35,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35" (1/1) ... [2020-07-20 10:43:35,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35" (1/1) ... [2020-07-20 10:43:35,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35" (1/1) ... [2020-07-20 10:43:35,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35" (1/1) ... [2020-07-20 10:43:35,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35" (1/1) ... [2020-07-20 10:43:35,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:43:35,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:43:35,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:43:35,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:43:35,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-20 10:43:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:43:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:43:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:43:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:43:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:43:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:43:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:43:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:43:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:43:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:43:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:43:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:43:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:43:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:43:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:43:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:43:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:43:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:43:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 10:43:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:43:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:43:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:43:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:43:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:43:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:43:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:43:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:43:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:43:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:43:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:43:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:43:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:43:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:43:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:43:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:43:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 10:43:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:43:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:43:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:43:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:43:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:43:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:43:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:43:35,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:43:36,191 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:43:36,192 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:43:36,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:36 BoogieIcfgContainer [2020-07-20 10:43:36,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:43:36,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:43:36,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:43:36,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:43:36,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:43:34" (1/3) ... [2020-07-20 10:43:36,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d48b9ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:36, skipping insertion in model container [2020-07-20 10:43:36,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:35" (2/3) ... [2020-07-20 10:43:36,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d48b9ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:36, skipping insertion in model container [2020-07-20 10:43:36,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:36" (3/3) ... [2020-07-20 10:43:36,205 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product10.cil.c [2020-07-20 10:43:36,216 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:43:36,224 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:43:36,238 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:43:36,264 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:43:36,264 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:43:36,265 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:43:36,265 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:43:36,265 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:43:36,265 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:43:36,265 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:43:36,266 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:43:36,288 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-07-20 10:43:36,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 10:43:36,298 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:36,299 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:36,299 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:36,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:36,306 INFO L82 PathProgramCache]: Analyzing trace with hash -1450676834, now seen corresponding path program 1 times [2020-07-20 10:43:36,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:36,315 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1468432558] [2020-07-20 10:43:36,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:36,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:43:36,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 10:43:36,625 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:36,626 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1468432558] [2020-07-20 10:43:36,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:36,627 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:43:36,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840554783] [2020-07-20 10:43:36,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:43:36,634 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:36,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:43:36,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:43:36,651 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2020-07-20 10:43:36,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:36,688 INFO L93 Difference]: Finished difference Result 186 states and 233 transitions. [2020-07-20 10:43:36,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:43:36,689 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 10:43:36,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:36,701 INFO L225 Difference]: With dead ends: 186 [2020-07-20 10:43:36,701 INFO L226 Difference]: Without dead ends: 95 [2020-07-20 10:43:36,705 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:43:36,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-07-20 10:43:36,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-07-20 10:43:36,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-20 10:43:36,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2020-07-20 10:43:36,754 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 59 [2020-07-20 10:43:36,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:36,756 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2020-07-20 10:43:36,756 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:43:36,756 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2020-07-20 10:43:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 10:43:36,761 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:36,762 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:36,979 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:36,979 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:36,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:36,980 INFO L82 PathProgramCache]: Analyzing trace with hash 1432063484, now seen corresponding path program 1 times [2020-07-20 10:43:36,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:36,981 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529795874] [2020-07-20 10:43:36,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:37,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:43:37,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 10:43:37,318 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:37,318 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529795874] [2020-07-20 10:43:37,319 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:37,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:43:37,319 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778417282] [2020-07-20 10:43:37,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:43:37,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:37,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:43:37,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:37,324 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 3 states. [2020-07-20 10:43:37,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:37,353 INFO L93 Difference]: Finished difference Result 131 states and 151 transitions. [2020-07-20 10:43:37,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:43:37,355 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 10:43:37,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:37,358 INFO L225 Difference]: With dead ends: 131 [2020-07-20 10:43:37,358 INFO L226 Difference]: Without dead ends: 86 [2020-07-20 10:43:37,360 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:37,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-07-20 10:43:37,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2020-07-20 10:43:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-07-20 10:43:37,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2020-07-20 10:43:37,378 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 60 [2020-07-20 10:43:37,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:37,379 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2020-07-20 10:43:37,379 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:43:37,379 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2020-07-20 10:43:37,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 10:43:37,381 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:37,382 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:37,595 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:37,596 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:37,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:37,597 INFO L82 PathProgramCache]: Analyzing trace with hash 2005015716, now seen corresponding path program 1 times [2020-07-20 10:43:37,597 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:37,597 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [434379417] [2020-07-20 10:43:37,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:37,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:43:37,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:37,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:43:37,843 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:37,844 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [434379417] [2020-07-20 10:43:37,844 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:37,844 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:43:37,844 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607750678] [2020-07-20 10:43:37,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:43:37,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:37,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:43:37,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:37,846 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 3 states. [2020-07-20 10:43:37,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:37,862 INFO L93 Difference]: Finished difference Result 144 states and 169 transitions. [2020-07-20 10:43:37,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:43:37,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 10:43:37,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:37,865 INFO L225 Difference]: With dead ends: 144 [2020-07-20 10:43:37,865 INFO L226 Difference]: Without dead ends: 86 [2020-07-20 10:43:37,866 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:37,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-07-20 10:43:37,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2020-07-20 10:43:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-07-20 10:43:37,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 97 transitions. [2020-07-20 10:43:37,878 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 97 transitions. Word has length 65 [2020-07-20 10:43:37,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:37,879 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 97 transitions. [2020-07-20 10:43:37,879 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:43:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2020-07-20 10:43:37,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-20 10:43:37,882 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:37,883 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:43:38,096 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:38,097 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:38,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:38,097 INFO L82 PathProgramCache]: Analyzing trace with hash 427543665, now seen corresponding path program 1 times [2020-07-20 10:43:38,098 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:38,098 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1836354268] [2020-07-20 10:43:38,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:38,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 705 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:43:38,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:38,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 10:43:38,333 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:38,334 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1836354268] [2020-07-20 10:43:38,334 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:38,334 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:43:38,334 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697581647] [2020-07-20 10:43:38,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:43:38,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:38,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:43:38,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:43:38,336 INFO L87 Difference]: Start difference. First operand 86 states and 97 transitions. Second operand 6 states. [2020-07-20 10:43:38,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:38,515 INFO L93 Difference]: Finished difference Result 138 states and 161 transitions. [2020-07-20 10:43:38,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:43:38,516 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-07-20 10:43:38,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:38,517 INFO L225 Difference]: With dead ends: 138 [2020-07-20 10:43:38,517 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:43:38,518 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:43:38,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:43:38,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:43:38,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:43:38,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:43:38,519 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-07-20 10:43:38,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:38,520 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:43:38,520 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:43:38,520 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:43:38,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:43:38,728 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:38,730 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:43:39,215 INFO L268 CegarLoopResult]: For program point L314(lines 291 315) no Hoare annotation was computed. [2020-07-20 10:43:39,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 267 322) no Hoare annotation was computed. [2020-07-20 10:43:39,216 INFO L268 CegarLoopResult]: For program point L298(lines 298 302) no Hoare annotation was computed. [2020-07-20 10:43:39,216 INFO L268 CegarLoopResult]: For program point L298-1(lines 298 302) no Hoare annotation was computed. [2020-07-20 10:43:39,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 267 322) no Hoare annotation was computed. [2020-07-20 10:43:39,216 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-07-20 10:43:39,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 267 322) no Hoare annotation was computed. [2020-07-20 10:43:39,217 INFO L268 CegarLoopResult]: For program point L292-2(lines 292 313) no Hoare annotation was computed. [2020-07-20 10:43:39,217 INFO L268 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-07-20 10:43:39,217 INFO L268 CegarLoopResult]: For program point L349-2(lines 349 374) no Hoare annotation was computed. [2020-07-20 10:43:39,217 INFO L268 CegarLoopResult]: For program point L375(lines 348 376) no Hoare annotation was computed. [2020-07-20 10:43:39,218 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 323 382) no Hoare annotation was computed. [2020-07-20 10:43:39,218 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-07-20 10:43:39,218 INFO L268 CegarLoopResult]: For program point L368-1(line 368) no Hoare annotation was computed. [2020-07-20 10:43:39,218 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 323 382) no Hoare annotation was computed. [2020-07-20 10:43:39,218 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 323 382) no Hoare annotation was computed. [2020-07-20 10:43:39,219 INFO L268 CegarLoopResult]: For program point L355(lines 355 359) no Hoare annotation was computed. [2020-07-20 10:43:39,219 INFO L268 CegarLoopResult]: For program point L355-1(lines 355 359) no Hoare annotation was computed. [2020-07-20 10:43:39,219 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-20 10:43:39,219 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-20 10:43:39,220 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-20 10:43:39,220 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-20 10:43:39,220 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-20 10:43:39,220 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 167 174) the Hoare annotation is: true [2020-07-20 10:43:39,220 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2020-07-20 10:43:39,220 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2020-07-20 10:43:39,221 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 175 184) the Hoare annotation is: true [2020-07-20 10:43:39,221 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 175 184) no Hoare annotation was computed. [2020-07-20 10:43:39,221 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 175 184) no Hoare annotation was computed. [2020-07-20 10:43:39,221 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-07-20 10:43:39,221 INFO L268 CegarLoopResult]: For program point L193(lines 193 210) no Hoare annotation was computed. [2020-07-20 10:43:39,221 INFO L268 CegarLoopResult]: For program point L193-1(lines 185 213) no Hoare annotation was computed. [2020-07-20 10:43:39,221 INFO L271 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: true [2020-07-20 10:43:39,222 INFO L268 CegarLoopResult]: For program point L191-1(line 191) no Hoare annotation was computed. [2020-07-20 10:43:39,223 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 185 213) the Hoare annotation is: true [2020-07-20 10:43:39,223 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 185 213) no Hoare annotation was computed. [2020-07-20 10:43:39,224 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:39,224 INFO L268 CegarLoopResult]: For program point L198(lines 198 204) no Hoare annotation was computed. [2020-07-20 10:43:39,224 INFO L268 CegarLoopResult]: For program point L197(lines 197 207) no Hoare annotation was computed. [2020-07-20 10:43:39,224 INFO L271 CegarLoopResult]: At program point L195(line 195) the Hoare annotation is: true [2020-07-20 10:43:39,224 INFO L268 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-07-20 10:43:39,224 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 872 894) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,224 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 872 894) no Hoare annotation was computed. [2020-07-20 10:43:39,225 INFO L264 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,225 INFO L264 CegarLoopResult]: At program point L884-1(line 884) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,225 INFO L268 CegarLoopResult]: For program point L882(lines 882 889) no Hoare annotation was computed. [2020-07-20 10:43:39,225 INFO L268 CegarLoopResult]: For program point L882-1(lines 882 889) no Hoare annotation was computed. [2020-07-20 10:43:39,225 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-07-20 10:43:39,225 INFO L264 CegarLoopResult]: At program point L879(line 879) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,227 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,227 INFO L264 CegarLoopResult]: At program point L878-1(line 878) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,227 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 872 894) no Hoare annotation was computed. [2020-07-20 10:43:39,228 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 830 853) no Hoare annotation was computed. [2020-07-20 10:43:39,228 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 830 853) no Hoare annotation was computed. [2020-07-20 10:43:39,229 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 830 853) no Hoare annotation was computed. [2020-07-20 10:43:39,229 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-07-20 10:43:39,229 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-07-20 10:43:39,229 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-07-20 10:43:39,229 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-07-20 10:43:39,229 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-20 10:43:39,229 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-07-20 10:43:39,229 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-07-20 10:43:39,230 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-07-20 10:43:39,230 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-07-20 10:43:39,230 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-07-20 10:43:39,230 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-07-20 10:43:39,230 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-07-20 10:43:39,230 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-07-20 10:43:39,230 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-07-20 10:43:39,231 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 691 698) no Hoare annotation was computed. [2020-07-20 10:43:39,231 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 691 698) no Hoare annotation was computed. [2020-07-20 10:43:39,231 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 691 698) no Hoare annotation was computed. [2020-07-20 10:43:39,231 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 736 744) no Hoare annotation was computed. [2020-07-20 10:43:39,231 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 736 744) the Hoare annotation is: true [2020-07-20 10:43:39,231 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 736 744) no Hoare annotation was computed. [2020-07-20 10:43:39,231 INFO L268 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2020-07-20 10:43:39,231 INFO L268 CegarLoopResult]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2020-07-20 10:43:39,232 INFO L268 CegarLoopResult]: For program point L752(lines 752 760) no Hoare annotation was computed. [2020-07-20 10:43:39,232 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 745 780) no Hoare annotation was computed. [2020-07-20 10:43:39,232 INFO L268 CegarLoopResult]: For program point L752-2(lines 752 760) no Hoare annotation was computed. [2020-07-20 10:43:39,232 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-07-20 10:43:39,232 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 745 780) no Hoare annotation was computed. [2020-07-20 10:43:39,232 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-07-20 10:43:39,232 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 745 780) no Hoare annotation was computed. [2020-07-20 10:43:39,232 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-20 10:43:39,233 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-20 10:43:39,233 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 221 266) no Hoare annotation was computed. [2020-07-20 10:43:39,233 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 221 266) no Hoare annotation was computed. [2020-07-20 10:43:39,233 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 221 266) no Hoare annotation was computed. [2020-07-20 10:43:39,233 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 534 579) no Hoare annotation was computed. [2020-07-20 10:43:39,233 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 534 579) no Hoare annotation was computed. [2020-07-20 10:43:39,233 INFO L268 CegarLoopResult]: For program point L554(lines 554 561) no Hoare annotation was computed. [2020-07-20 10:43:39,233 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 534 579) no Hoare annotation was computed. [2020-07-20 10:43:39,234 INFO L268 CegarLoopResult]: For program point L548(lines 548 568) no Hoare annotation was computed. [2020-07-20 10:43:39,234 INFO L268 CegarLoopResult]: For program point L548-1(lines 548 568) no Hoare annotation was computed. [2020-07-20 10:43:39,234 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 861 871) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,234 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 861 871) no Hoare annotation was computed. [2020-07-20 10:43:39,234 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 861 871) no Hoare annotation was computed. [2020-07-20 10:43:39,235 INFO L264 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,237 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 725 735) no Hoare annotation was computed. [2020-07-20 10:43:39,237 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 725 735) no Hoare annotation was computed. [2020-07-20 10:43:39,238 INFO L268 CegarLoopResult]: For program point L730(line 730) no Hoare annotation was computed. [2020-07-20 10:43:39,238 INFO L268 CegarLoopResult]: For program point L730-1(line 730) no Hoare annotation was computed. [2020-07-20 10:43:39,238 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 725 735) no Hoare annotation was computed. [2020-07-20 10:43:39,238 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 717 724) no Hoare annotation was computed. [2020-07-20 10:43:39,239 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 717 724) no Hoare annotation was computed. [2020-07-20 10:43:39,239 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 717 724) no Hoare annotation was computed. [2020-07-20 10:43:39,239 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 684 690) no Hoare annotation was computed. [2020-07-20 10:43:39,239 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 684 690) the Hoare annotation is: true [2020-07-20 10:43:39,240 INFO L264 CegarLoopResult]: At program point testENTRY(lines 584 649) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,240 INFO L268 CegarLoopResult]: For program point L632(lines 632 636) no Hoare annotation was computed. [2020-07-20 10:43:39,240 INFO L268 CegarLoopResult]: For program point testFINAL(lines 584 649) no Hoare annotation was computed. [2020-07-20 10:43:39,240 INFO L264 CegarLoopResult]: At program point L632-2(lines 624 637) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,240 INFO L268 CegarLoopResult]: For program point L595(lines 594 641) no Hoare annotation was computed. [2020-07-20 10:43:39,240 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,240 INFO L268 CegarLoopResult]: For program point L624(lines 624 637) no Hoare annotation was computed. [2020-07-20 10:43:39,241 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,241 INFO L268 CegarLoopResult]: For program point L614(lines 614 620) no Hoare annotation was computed. [2020-07-20 10:43:39,249 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2020-07-20 10:43:39,250 INFO L264 CegarLoopResult]: At program point L639(lines 594 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,250 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,251 INFO L268 CegarLoopResult]: For program point L604(lines 604 610) no Hoare annotation was computed. [2020-07-20 10:43:39,252 INFO L268 CegarLoopResult]: For program point L604-1(lines 604 610) no Hoare annotation was computed. [2020-07-20 10:43:39,252 INFO L268 CegarLoopResult]: For program point L596(lines 596 600) no Hoare annotation was computed. [2020-07-20 10:43:39,252 INFO L268 CegarLoopResult]: For program point testEXIT(lines 584 649) no Hoare annotation was computed. [2020-07-20 10:43:39,252 INFO L264 CegarLoopResult]: At program point L642(lines 593 643) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,252 INFO L268 CegarLoopResult]: For program point L508(lines 508 515) no Hoare annotation was computed. [2020-07-20 10:43:39,252 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 488 533) no Hoare annotation was computed. [2020-07-20 10:43:39,252 INFO L268 CegarLoopResult]: For program point L502(lines 502 522) no Hoare annotation was computed. [2020-07-20 10:43:39,252 INFO L268 CegarLoopResult]: For program point L502-1(lines 502 522) no Hoare annotation was computed. [2020-07-20 10:43:39,253 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 488 533) no Hoare annotation was computed. [2020-07-20 10:43:39,253 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 488 533) no Hoare annotation was computed. [2020-07-20 10:43:39,253 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-07-20 10:43:39,253 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-07-20 10:43:39,253 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2020-07-20 10:43:39,253 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2020-07-20 10:43:39,253 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2020-07-20 10:43:39,253 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 385 487) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point L473(lines 473 484) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point L436(lines 436 440) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point L434-2(lines 434 454) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point L455(lines 433 456) no Hoare annotation was computed. [2020-07-20 10:43:39,254 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 385 487) no Hoare annotation was computed. [2020-07-20 10:43:39,255 INFO L268 CegarLoopResult]: For program point L414(lines 414 430) no Hoare annotation was computed. [2020-07-20 10:43:39,269 INFO L268 CegarLoopResult]: For program point L474(lines 474 481) no Hoare annotation was computed. [2020-07-20 10:43:39,269 INFO L268 CegarLoopResult]: For program point L435(lines 434 454) no Hoare annotation was computed. [2020-07-20 10:43:39,269 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-20 10:43:39,269 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 385 487) no Hoare annotation was computed. [2020-07-20 10:43:39,270 INFO L268 CegarLoopResult]: For program point L466-1(line 466) no Hoare annotation was computed. [2020-07-20 10:43:39,270 INFO L268 CegarLoopResult]: For program point L431(lines 431 472) no Hoare annotation was computed. [2020-07-20 10:43:39,270 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-07-20 10:43:39,270 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:39,270 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:39,270 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:39,270 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-07-20 10:43:39,270 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-07-20 10:43:39,271 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 700 716) no Hoare annotation was computed. [2020-07-20 10:43:39,271 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 700 716) no Hoare annotation was computed. [2020-07-20 10:43:39,271 INFO L268 CegarLoopResult]: For program point L711(line 711) no Hoare annotation was computed. [2020-07-20 10:43:39,271 INFO L268 CegarLoopResult]: For program point L711-1(lines 700 716) no Hoare annotation was computed. [2020-07-20 10:43:39,271 INFO L268 CegarLoopResult]: For program point L707(lines 707 713) no Hoare annotation was computed. [2020-07-20 10:43:39,271 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2020-07-20 10:43:39,271 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2020-07-20 10:43:39,271 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2020-07-20 10:43:39,271 INFO L268 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-07-20 10:43:39,272 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2020-07-20 10:43:39,272 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2020-07-20 10:43:39,272 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:39,272 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:43:39,272 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:39,272 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 122 130) no Hoare annotation was computed. [2020-07-20 10:43:39,272 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2020-07-20 10:43:39,272 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2020-07-20 10:43:39,273 INFO L271 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: true [2020-07-20 10:43:39,273 INFO L271 CegarLoopResult]: At program point L671(lines 671 677) the Hoare annotation is: true [2020-07-20 10:43:39,273 INFO L264 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:39,273 INFO L268 CegarLoopResult]: For program point L664(lines 660 682) no Hoare annotation was computed. [2020-07-20 10:43:39,273 INFO L268 CegarLoopResult]: For program point L662(lines 660 682) no Hoare annotation was computed. [2020-07-20 10:43:39,274 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 657 683) the Hoare annotation is: true [2020-07-20 10:43:39,274 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 657 683) no Hoare annotation was computed. [2020-07-20 10:43:39,274 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 657 683) no Hoare annotation was computed. [2020-07-20 10:43:39,274 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 800 829) no Hoare annotation was computed. [2020-07-20 10:43:39,274 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 800 829) the Hoare annotation is: true [2020-07-20 10:43:39,274 INFO L271 CegarLoopResult]: At program point L825(lines 800 829) the Hoare annotation is: true [2020-07-20 10:43:39,274 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-07-20 10:43:39,274 INFO L268 CegarLoopResult]: For program point L814(lines 814 818) no Hoare annotation was computed. [2020-07-20 10:43:39,275 INFO L271 CegarLoopResult]: At program point L814-1(lines 814 818) the Hoare annotation is: true [2020-07-20 10:43:39,275 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-07-20 10:43:39,275 INFO L271 CegarLoopResult]: At program point L810-2(lines 810 824) the Hoare annotation is: true [2020-07-20 10:43:39,275 INFO L271 CegarLoopResult]: At program point L806(line 806) the Hoare annotation is: true [2020-07-20 10:43:39,275 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-07-20 10:43:39,275 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2020-07-20 10:43:39,275 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2020-07-20 10:43:39,275 INFO L268 CegarLoopResult]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2020-07-20 10:43:39,275 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 854 860) no Hoare annotation was computed. [2020-07-20 10:43:39,276 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 854 860) the Hoare annotation is: true [2020-07-20 10:43:39,276 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:39,276 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:43:39,276 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:39,276 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:39,276 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2020-07-20 10:43:39,276 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:39,277 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 781 788) no Hoare annotation was computed. [2020-07-20 10:43:39,277 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2020-07-20 10:43:39,277 INFO L268 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-07-20 10:43:39,278 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: true [2020-07-20 10:43:39,279 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 790 797) no Hoare annotation was computed. [2020-07-20 10:43:39,279 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 794) no Hoare annotation was computed. [2020-07-20 10:43:39,279 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 790 797) the Hoare annotation is: true [2020-07-20 10:43:39,279 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 790 797) no Hoare annotation was computed. [2020-07-20 10:43:39,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:43:39 BoogieIcfgContainer [2020-07-20 10:43:39,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:43:39,300 INFO L168 Benchmark]: Toolchain (without parser) took 4953.65 ms. Allocated memory was 147.3 MB in the beginning and 271.6 MB in the end (delta: 124.3 MB). Free memory was 102.9 MB in the beginning and 237.7 MB in the end (delta: -134.9 MB). Peak memory consumption was 100.1 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:39,301 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.3 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 10:43:39,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.20 ms. Allocated memory was 147.3 MB in the beginning and 206.6 MB in the end (delta: 59.2 MB). Free memory was 102.5 MB in the beginning and 177.3 MB in the end (delta: -74.8 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:39,303 INFO L168 Benchmark]: Boogie Preprocessor took 97.92 ms. Allocated memory is still 206.6 MB. Free memory was 177.3 MB in the beginning and 172.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:39,304 INFO L168 Benchmark]: RCFGBuilder took 1040.43 ms. Allocated memory was 206.6 MB in the beginning and 232.3 MB in the end (delta: 25.7 MB). Free memory was 172.7 MB in the beginning and 194.4 MB in the end (delta: -21.7 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:39,305 INFO L168 Benchmark]: TraceAbstraction took 3098.64 ms. Allocated memory was 232.3 MB in the beginning and 271.6 MB in the end (delta: 39.3 MB). Free memory was 194.4 MB in the beginning and 237.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 106.7 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:39,309 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.3 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.20 ms. Allocated memory was 147.3 MB in the beginning and 206.6 MB in the end (delta: 59.2 MB). Free memory was 102.5 MB in the beginning and 177.3 MB in the end (delta: -74.8 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.92 ms. Allocated memory is still 206.6 MB. Free memory was 177.3 MB in the beginning and 172.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1040.43 ms. Allocated memory was 206.6 MB in the beginning and 232.3 MB in the end (delta: 25.7 MB). Free memory was 172.7 MB in the beginning and 194.4 MB in the end (delta: -21.7 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3098.64 ms. Allocated memory was 232.3 MB in the beginning and 271.6 MB in the end (delta: 39.3 MB). Free memory was 194.4 MB in the beginning and 237.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 106.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 794]: 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: 594]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (splverifierCounter <= 0 && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(1 <= \old(systemActive)) - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 399 SDtfs, 87 SDslu, 294 SDs, 0 SdLazy, 52 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 130 PreInvPairs, 138 NumberOfFragments, 260 HoareAnnotationTreeSize, 130 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 45 FomulaSimplificationsInter, 310 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 30532 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2779 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...