/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 CAMEL_NO_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 20:58:20,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 20:58:20,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 20:58:20,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 20:58:20,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 20:58:20,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 20:58:20,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 20:58:20,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 20:58:20,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 20:58:20,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 20:58:20,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 20:58:20,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 20:58:20,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 20:58:20,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 20:58:20,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 20:58:20,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 20:58:20,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 20:58:20,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 20:58:20,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 20:58:20,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 20:58:20,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 20:58:20,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 20:58:20,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 20:58:20,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 20:58:20,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 20:58:20,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 20:58:20,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 20:58:20,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 20:58:20,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 20:58:20,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 20:58:20,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 20:58:20,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 20:58:20,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 20:58:20,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 20:58:20,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 20:58:20,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 20:58:20,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 20:58:20,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 20:58:20,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 20:58:20,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 20:58:20,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 20:58:20,306 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 [2020-07-19 20:58:20,337 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 20:58:20,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 20:58:20,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 20:58:20,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 20:58:20,339 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 20:58:20,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 20:58:20,339 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 20:58:20,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 20:58:20,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 20:58:20,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 20:58:20,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 20:58:20,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 20:58:20,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 20:58:20,343 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 20:58:20,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 20:58:20,343 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 20:58:20,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 20:58:20,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 20:58:20,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 20:58:20,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 20:58:20,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 20:58:20,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 20:58:20,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 20:58:20,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 20:58:20,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 20:58:20,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 20:58:20,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 20:58:20,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 20:58:20,348 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 20:58:20,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_NO_AM [2020-07-19 20:58:20,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 20:58:20,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 20:58:20,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 20:58:20,641 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 20:58:20,644 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 20:58:20,645 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2020-07-19 20:58:20,718 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d92cc0c/76ac6218dde042ee968907df4f8eeff9/FLAGac54a8884 [2020-07-19 20:58:21,273 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 20:58:21,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2020-07-19 20:58:21,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d92cc0c/76ac6218dde042ee968907df4f8eeff9/FLAGac54a8884 [2020-07-19 20:58:21,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d92cc0c/76ac6218dde042ee968907df4f8eeff9 [2020-07-19 20:58:21,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 20:58:21,525 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 20:58:21,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 20:58:21,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 20:58:21,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 20:58:21,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 08:58:21" (1/1) ... [2020-07-19 20:58:21,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5232a170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:21, skipping insertion in model container [2020-07-19 20:58:21,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 08:58:21" (1/1) ... [2020-07-19 20:58:21,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 20:58:21,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 20:58:22,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 20:58:22,046 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 20:58:22,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 20:58:22,170 INFO L208 MainTranslator]: Completed translation [2020-07-19 20:58:22,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22 WrapperNode [2020-07-19 20:58:22,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 20:58:22,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 20:58:22,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 20:58:22,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 20:58:22,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22" (1/1) ... [2020-07-19 20:58:22,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22" (1/1) ... [2020-07-19 20:58:22,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22" (1/1) ... [2020-07-19 20:58:22,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22" (1/1) ... [2020-07-19 20:58:22,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22" (1/1) ... [2020-07-19 20:58:22,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22" (1/1) ... [2020-07-19 20:58:22,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22" (1/1) ... [2020-07-19 20:58:22,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 20:58:22,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 20:58:22,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 20:58:22,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 20:58:22,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22" (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 [2020-07-19 20:58:22,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 20:58:22,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 20:58:22,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 20:58:22,379 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 20:58:22,379 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 20:58:22,379 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 20:58:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 20:58:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 20:58:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-19 20:58:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-19 20:58:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 20:58:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 20:58:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 20:58:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 20:58:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 20:58:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 20:58:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 20:58:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 20:58:22,382 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-19 20:58:22,382 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-19 20:58:22,382 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-19 20:58:22,382 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 20:58:22,382 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 20:58:22,383 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 20:58:22,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 20:58:22,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 20:58:22,383 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 20:58:22,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-19 20:58:22,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-19 20:58:22,384 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-19 20:58:22,384 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 20:58:22,384 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 20:58:22,384 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 20:58:22,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 20:58:22,385 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 20:58:22,385 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 20:58:22,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-19 20:58:22,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-19 20:58:22,386 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 20:58:22,386 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 20:58:22,386 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 20:58:22,386 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 20:58:22,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 20:58:22,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 20:58:22,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 20:58:22,387 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 20:58:22,387 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 20:58:22,387 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 20:58:22,387 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 20:58:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 20:58:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 20:58:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 20:58:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 20:58:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-19 20:58:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 20:58:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 20:58:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 20:58:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 20:58:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 20:58:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 20:58:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 20:58:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 20:58:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 20:58:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-19 20:58:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 20:58:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 20:58:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 20:58:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 20:58:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 20:58:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 20:58:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 20:58:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 20:58:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 20:58:22,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 20:58:22,392 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 20:58:22,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 20:58:22,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 20:58:22,392 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 20:58:22,392 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 20:58:22,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 20:58:22,393 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 20:58:22,393 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-19 20:58:22,393 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 20:58:22,393 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 20:58:22,393 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-19 20:58:22,393 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-19 20:58:22,394 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 20:58:22,394 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 20:58:22,394 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 20:58:22,394 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-19 20:58:22,394 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-19 20:58:22,394 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-19 20:58:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-19 20:58:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-19 20:58:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 20:58:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 20:58:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 20:58:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 20:58:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 20:58:22,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 20:58:23,582 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 20:58:23,583 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 20:58:23,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 08:58:23 BoogieIcfgContainer [2020-07-19 20:58:23,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 20:58:23,590 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 20:58:23,590 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 20:58:23,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 20:58:23,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 08:58:21" (1/3) ... [2020-07-19 20:58:23,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7859c6ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 08:58:23, skipping insertion in model container [2020-07-19 20:58:23,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:22" (2/3) ... [2020-07-19 20:58:23,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7859c6ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 08:58:23, skipping insertion in model container [2020-07-19 20:58:23,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 08:58:23" (3/3) ... [2020-07-19 20:58:23,598 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product54.cil.c [2020-07-19 20:58:23,610 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 20:58:23,618 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 20:58:23,633 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 20:58:23,659 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 20:58:23,660 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 20:58:23,660 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 20:58:23,660 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 20:58:23,661 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 20:58:23,661 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 20:58:23,661 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 20:58:23,661 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 20:58:23,685 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2020-07-19 20:58:23,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-19 20:58:23,696 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:23,697 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] [2020-07-19 20:58:23,698 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:23,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:23,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1445624956, now seen corresponding path program 1 times [2020-07-19 20:58:23,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:23,714 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479852645] [2020-07-19 20:58:23,715 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:24,416 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:24,570 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479852645] [2020-07-19 20:58:24,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:24,572 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 20:58:24,573 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260205063] [2020-07-19 20:58:24,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 20:58:24,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:24,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 20:58:24,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 20:58:24,597 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 4 states. [2020-07-19 20:58:25,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:25,943 INFO L93 Difference]: Finished difference Result 338 states and 440 transitions. [2020-07-19 20:58:25,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 20:58:25,945 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-19 20:58:25,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:25,960 INFO L225 Difference]: With dead ends: 338 [2020-07-19 20:58:25,961 INFO L226 Difference]: Without dead ends: 187 [2020-07-19 20:58:25,966 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 20:58:25,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-07-19 20:58:26,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 152. [2020-07-19 20:58:26,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-07-19 20:58:26,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 180 transitions. [2020-07-19 20:58:26,085 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 180 transitions. Word has length 51 [2020-07-19 20:58:26,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:26,086 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 180 transitions. [2020-07-19 20:58:26,086 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 20:58:26,086 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 180 transitions. [2020-07-19 20:58:26,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-19 20:58:26,090 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:26,090 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:26,091 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 20:58:26,091 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:26,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:26,091 INFO L82 PathProgramCache]: Analyzing trace with hash 313505704, now seen corresponding path program 1 times [2020-07-19 20:58:26,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:26,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577905402] [2020-07-19 20:58:26,092 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:26,426 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:26,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:26,488 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577905402] [2020-07-19 20:58:26,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:26,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-19 20:58:26,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030790988] [2020-07-19 20:58:26,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 20:58:26,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:26,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 20:58:26,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 20:58:26,493 INFO L87 Difference]: Start difference. First operand 152 states and 180 transitions. Second operand 5 states. [2020-07-19 20:58:27,051 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:28,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:28,135 INFO L93 Difference]: Finished difference Result 279 states and 347 transitions. [2020-07-19 20:58:28,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-19 20:58:28,140 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-19 20:58:28,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:28,144 INFO L225 Difference]: With dead ends: 279 [2020-07-19 20:58:28,144 INFO L226 Difference]: Without dead ends: 177 [2020-07-19 20:58:28,146 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-19 20:58:28,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-07-19 20:58:28,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 143. [2020-07-19 20:58:28,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-19 20:58:28,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2020-07-19 20:58:28,199 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 52 [2020-07-19 20:58:28,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:28,200 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2020-07-19 20:58:28,200 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 20:58:28,200 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2020-07-19 20:58:28,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-19 20:58:28,203 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:28,203 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:28,203 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 20:58:28,203 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:28,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:28,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1935207340, now seen corresponding path program 1 times [2020-07-19 20:58:28,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:28,204 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484402791] [2020-07-19 20:58:28,205 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:28,531 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:28,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:28,678 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484402791] [2020-07-19 20:58:28,678 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:28,678 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 20:58:28,679 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682817631] [2020-07-19 20:58:28,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 20:58:28,680 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:28,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 20:58:28,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 20:58:28,680 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 9 states. [2020-07-19 20:58:29,133 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:29,431 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:29,690 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:29,949 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:31,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:31,463 INFO L93 Difference]: Finished difference Result 292 states and 366 transitions. [2020-07-19 20:58:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-19 20:58:31,464 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-07-19 20:58:31,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:31,468 INFO L225 Difference]: With dead ends: 292 [2020-07-19 20:58:31,468 INFO L226 Difference]: Without dead ends: 177 [2020-07-19 20:58:31,470 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-19 20:58:31,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-07-19 20:58:31,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 143. [2020-07-19 20:58:31,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-19 20:58:31,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 167 transitions. [2020-07-19 20:58:31,513 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 167 transitions. Word has length 57 [2020-07-19 20:58:31,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:31,514 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 167 transitions. [2020-07-19 20:58:31,514 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 20:58:31,514 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2020-07-19 20:58:31,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-07-19 20:58:31,517 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:31,517 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:31,518 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 20:58:31,518 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:31,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:31,518 INFO L82 PathProgramCache]: Analyzing trace with hash 979214064, now seen corresponding path program 1 times [2020-07-19 20:58:31,519 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:31,519 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943622280] [2020-07-19 20:58:31,519 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,847 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:31,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:31,984 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943622280] [2020-07-19 20:58:31,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:31,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-19 20:58:31,985 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006059689] [2020-07-19 20:58:31,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-19 20:58:31,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:31,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-19 20:58:31,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-19 20:58:31,986 INFO L87 Difference]: Start difference. First operand 143 states and 167 transitions. Second operand 7 states. [2020-07-19 20:58:32,372 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:33,734 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:34,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:34,662 INFO L93 Difference]: Finished difference Result 397 states and 501 transitions. [2020-07-19 20:58:34,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-19 20:58:34,663 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 75 [2020-07-19 20:58:34,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:34,667 INFO L225 Difference]: With dead ends: 397 [2020-07-19 20:58:34,668 INFO L226 Difference]: Without dead ends: 282 [2020-07-19 20:58:34,670 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-07-19 20:58:34,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-07-19 20:58:34,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 233. [2020-07-19 20:58:34,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-07-19 20:58:34,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 266 transitions. [2020-07-19 20:58:34,735 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 266 transitions. Word has length 75 [2020-07-19 20:58:34,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:34,736 INFO L479 AbstractCegarLoop]: Abstraction has 233 states and 266 transitions. [2020-07-19 20:58:34,736 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-19 20:58:34,736 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 266 transitions. [2020-07-19 20:58:34,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-07-19 20:58:34,739 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:34,739 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:34,739 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 20:58:34,740 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:34,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:34,740 INFO L82 PathProgramCache]: Analyzing trace with hash -919866488, now seen corresponding path program 1 times [2020-07-19 20:58:34,740 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:34,741 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495170860] [2020-07-19 20:58:34,741 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,049 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:35,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:35,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495170860] [2020-07-19 20:58:35,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:35,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 20:58:35,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032150806] [2020-07-19 20:58:35,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 20:58:35,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:35,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 20:58:35,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 20:58:35,163 INFO L87 Difference]: Start difference. First operand 233 states and 266 transitions. Second operand 9 states. [2020-07-19 20:58:35,570 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:37,009 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:37,295 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:37,551 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:37,792 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:39,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:39,347 INFO L93 Difference]: Finished difference Result 695 states and 864 transitions. [2020-07-19 20:58:39,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-19 20:58:39,348 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-07-19 20:58:39,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:39,353 INFO L225 Difference]: With dead ends: 695 [2020-07-19 20:58:39,353 INFO L226 Difference]: Without dead ends: 490 [2020-07-19 20:58:39,355 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-19 20:58:39,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2020-07-19 20:58:39,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 414. [2020-07-19 20:58:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2020-07-19 20:58:39,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 472 transitions. [2020-07-19 20:58:39,447 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 472 transitions. Word has length 89 [2020-07-19 20:58:39,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:39,448 INFO L479 AbstractCegarLoop]: Abstraction has 414 states and 472 transitions. [2020-07-19 20:58:39,448 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 20:58:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 472 transitions. [2020-07-19 20:58:39,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-19 20:58:39,449 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:39,450 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:39,450 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 20:58:39,450 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:39,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:39,450 INFO L82 PathProgramCache]: Analyzing trace with hash -1008826772, now seen corresponding path program 1 times [2020-07-19 20:58:39,451 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:39,451 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342973748] [2020-07-19 20:58:39,451 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,801 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:40,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342973748] [2020-07-19 20:58:40,002 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:40,002 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-19 20:58:40,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138577390] [2020-07-19 20:58:40,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 20:58:40,003 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:40,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 20:58:40,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-19 20:58:40,004 INFO L87 Difference]: Start difference. First operand 414 states and 472 transitions. Second operand 10 states. [2020-07-19 20:58:40,455 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:41,676 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:41,902 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:42,141 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:42,418 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:43,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:43,760 INFO L93 Difference]: Finished difference Result 914 states and 1119 transitions. [2020-07-19 20:58:43,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-19 20:58:43,760 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-07-19 20:58:43,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:43,769 INFO L225 Difference]: With dead ends: 914 [2020-07-19 20:58:43,769 INFO L226 Difference]: Without dead ends: 528 [2020-07-19 20:58:43,772 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=194, Invalid=508, Unknown=0, NotChecked=0, Total=702 [2020-07-19 20:58:43,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2020-07-19 20:58:43,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 413. [2020-07-19 20:58:43,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-07-19 20:58:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 469 transitions. [2020-07-19 20:58:43,862 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 469 transitions. Word has length 93 [2020-07-19 20:58:43,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:43,863 INFO L479 AbstractCegarLoop]: Abstraction has 413 states and 469 transitions. [2020-07-19 20:58:43,863 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 20:58:43,863 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 469 transitions. [2020-07-19 20:58:43,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-19 20:58:43,864 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:43,865 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:43,865 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-19 20:58:43,865 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:43,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:43,865 INFO L82 PathProgramCache]: Analyzing trace with hash 390870795, now seen corresponding path program 1 times [2020-07-19 20:58:43,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:43,866 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453113271] [2020-07-19 20:58:43,866 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,107 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:44,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:44,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453113271] [2020-07-19 20:58:44,270 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:44,270 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-19 20:58:44,270 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282148524] [2020-07-19 20:58:44,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 20:58:44,271 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:44,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 20:58:44,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-19 20:58:44,271 INFO L87 Difference]: Start difference. First operand 413 states and 469 transitions. Second operand 10 states. [2020-07-19 20:58:45,257 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:45,509 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-19 20:58:45,760 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:45,985 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:47,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:47,287 INFO L93 Difference]: Finished difference Result 917 states and 1130 transitions. [2020-07-19 20:58:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-19 20:58:47,287 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 94 [2020-07-19 20:58:47,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:47,291 INFO L225 Difference]: With dead ends: 917 [2020-07-19 20:58:47,291 INFO L226 Difference]: Without dead ends: 532 [2020-07-19 20:58:47,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-07-19 20:58:47,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2020-07-19 20:58:47,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 423. [2020-07-19 20:58:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-07-19 20:58:47,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 479 transitions. [2020-07-19 20:58:47,366 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 479 transitions. Word has length 94 [2020-07-19 20:58:47,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:47,366 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 479 transitions. [2020-07-19 20:58:47,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 20:58:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 479 transitions. [2020-07-19 20:58:47,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-19 20:58:47,368 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:47,368 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:47,369 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-19 20:58:47,369 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:47,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:47,369 INFO L82 PathProgramCache]: Analyzing trace with hash 318484237, now seen corresponding path program 1 times [2020-07-19 20:58:47,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:47,370 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591061291] [2020-07-19 20:58:47,370 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,643 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:47,783 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591061291] [2020-07-19 20:58:47,783 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:47,783 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-19 20:58:47,783 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834395549] [2020-07-19 20:58:47,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-19 20:58:47,784 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:47,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-19 20:58:47,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-07-19 20:58:47,785 INFO L87 Difference]: Start difference. First operand 423 states and 479 transitions. Second operand 12 states. [2020-07-19 20:58:48,412 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:48,652 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:48,896 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:49,593 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:49,836 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:50,086 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:51,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:51,547 INFO L93 Difference]: Finished difference Result 941 states and 1174 transitions. [2020-07-19 20:58:51,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-19 20:58:51,548 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 94 [2020-07-19 20:58:51,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:51,552 INFO L225 Difference]: With dead ends: 941 [2020-07-19 20:58:51,552 INFO L226 Difference]: Without dead ends: 546 [2020-07-19 20:58:51,555 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2020-07-19 20:58:51,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2020-07-19 20:58:51,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 431. [2020-07-19 20:58:51,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2020-07-19 20:58:51,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 487 transitions. [2020-07-19 20:58:51,673 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 487 transitions. Word has length 94 [2020-07-19 20:58:51,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:51,676 INFO L479 AbstractCegarLoop]: Abstraction has 431 states and 487 transitions. [2020-07-19 20:58:51,676 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-19 20:58:51,676 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 487 transitions. [2020-07-19 20:58:51,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-19 20:58:51,681 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:51,682 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:51,682 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-19 20:58:51,682 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:51,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:51,683 INFO L82 PathProgramCache]: Analyzing trace with hash 648249998, now seen corresponding path program 1 times [2020-07-19 20:58:51,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:51,683 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52153911] [2020-07-19 20:58:51,684 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,947 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:52,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:52,064 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52153911] [2020-07-19 20:58:52,064 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:52,064 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 20:58:52,064 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391751501] [2020-07-19 20:58:52,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:58:52,065 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:52,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:58:52,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-19 20:58:52,066 INFO L87 Difference]: Start difference. First operand 431 states and 487 transitions. Second operand 8 states. [2020-07-19 20:58:52,479 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:53,387 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:56,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:56,402 INFO L93 Difference]: Finished difference Result 1527 states and 2037 transitions. [2020-07-19 20:58:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-19 20:58:56,402 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-07-19 20:58:56,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:56,410 INFO L225 Difference]: With dead ends: 1527 [2020-07-19 20:58:56,411 INFO L226 Difference]: Without dead ends: 1124 [2020-07-19 20:58:56,413 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=164, Invalid=486, Unknown=0, NotChecked=0, Total=650 [2020-07-19 20:58:56,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1124 states. [2020-07-19 20:58:56,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1124 to 900. [2020-07-19 20:58:56,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 900 states. [2020-07-19 20:58:56,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1079 transitions. [2020-07-19 20:58:56,604 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1079 transitions. Word has length 94 [2020-07-19 20:58:56,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:56,605 INFO L479 AbstractCegarLoop]: Abstraction has 900 states and 1079 transitions. [2020-07-19 20:58:56,605 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:58:56,605 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1079 transitions. [2020-07-19 20:58:56,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-07-19 20:58:56,607 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:56,607 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:56,608 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-19 20:58:56,608 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:56,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:56,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1149612728, now seen corresponding path program 1 times [2020-07-19 20:58:56,608 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:56,609 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620149732] [2020-07-19 20:58:56,609 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:58:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,887 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:56,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:56,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:56,992 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620149732] [2020-07-19 20:58:56,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:56,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 20:58:56,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999888601] [2020-07-19 20:58:56,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:58:56,994 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:56,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:58:56,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-19 20:58:56,994 INFO L87 Difference]: Start difference. First operand 900 states and 1079 transitions. Second operand 8 states. [2020-07-19 20:58:57,396 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:59:00,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:59:00,341 INFO L93 Difference]: Finished difference Result 2038 states and 2695 transitions. [2020-07-19 20:59:00,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-07-19 20:59:00,342 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2020-07-19 20:59:00,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:59:00,355 INFO L225 Difference]: With dead ends: 2038 [2020-07-19 20:59:00,355 INFO L226 Difference]: Without dead ends: 2035 [2020-07-19 20:59:00,357 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=212, Invalid=544, Unknown=0, NotChecked=0, Total=756 [2020-07-19 20:59:00,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2035 states. [2020-07-19 20:59:00,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2035 to 1641. [2020-07-19 20:59:00,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1641 states. [2020-07-19 20:59:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1641 states and 1966 transitions. [2020-07-19 20:59:00,802 INFO L78 Accepts]: Start accepts. Automaton has 1641 states and 1966 transitions. Word has length 98 [2020-07-19 20:59:00,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:59:00,803 INFO L479 AbstractCegarLoop]: Abstraction has 1641 states and 1966 transitions. [2020-07-19 20:59:00,803 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:59:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 1966 transitions. [2020-07-19 20:59:00,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-07-19 20:59:00,808 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:59:00,809 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-19 20:59:00,809 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-19 20:59:00,810 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:59:00,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:59:00,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1054262603, now seen corresponding path program 1 times [2020-07-19 20:59:00,810 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:59:00,814 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147610374] [2020-07-19 20:59:00,814 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:59:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,137 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:59:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,399 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-07-19 20:59:01,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147610374] [2020-07-19 20:59:01,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148740032] [2020-07-19 20:59:01,401 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 20:59:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:01,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-19 20:59:01,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 20:59:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:59:01,857 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 20:59:01,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 13 [2020-07-19 20:59:01,858 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629144978] [2020-07-19 20:59:01,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 20:59:01,860 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:59:01,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 20:59:01,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-07-19 20:59:01,861 INFO L87 Difference]: Start difference. First operand 1641 states and 1966 transitions. Second operand 3 states. [2020-07-19 20:59:02,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:59:02,501 INFO L93 Difference]: Finished difference Result 3001 states and 3620 transitions. [2020-07-19 20:59:02,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 20:59:02,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2020-07-19 20:59:02,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:59:02,517 INFO L225 Difference]: With dead ends: 3001 [2020-07-19 20:59:02,517 INFO L226 Difference]: Without dead ends: 1388 [2020-07-19 20:59:02,526 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-07-19 20:59:02,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2020-07-19 20:59:02,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1388. [2020-07-19 20:59:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1388 states. [2020-07-19 20:59:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1388 states and 1642 transitions. [2020-07-19 20:59:02,970 INFO L78 Accepts]: Start accepts. Automaton has 1388 states and 1642 transitions. Word has length 162 [2020-07-19 20:59:02,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:59:02,971 INFO L479 AbstractCegarLoop]: Abstraction has 1388 states and 1642 transitions. [2020-07-19 20:59:02,971 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 20:59:02,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1642 transitions. [2020-07-19 20:59:02,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-07-19 20:59:02,976 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:59:02,976 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:59:03,190 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-19 20:59:03,191 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:59:03,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:59:03,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1747787381, now seen corresponding path program 1 times [2020-07-19 20:59:03,191 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:59:03,192 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345043236] [2020-07-19 20:59:03,192 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c [2020-07-19 20:59:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,579 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:59:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:04,046 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-07-19 20:59:04,047 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345043236] [2020-07-19 20:59:04,047 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37954384] [2020-07-19 20:59:04,047 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@62a1ea9c No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 20:59:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:04,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-19 20:59:04,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 20:59:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-19 20:59:04,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 20:59:04,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-07-19 20:59:04,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201071896] [2020-07-19 20:59:04,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:59:04,690 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:59:04,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:59:04,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-19 20:59:04,690 INFO L87 Difference]: Start difference. First operand 1388 states and 1642 transitions. Second operand 8 states. [2020-07-19 20:59:05,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:59:05,354 INFO L93 Difference]: Finished difference Result 2306 states and 2742 transitions. [2020-07-19 20:59:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-19 20:59:05,354 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 175 [2020-07-19 20:59:05,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:59:05,356 INFO L225 Difference]: With dead ends: 2306 [2020-07-19 20:59:05,356 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 20:59:05,362 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 220 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-19 20:59:05,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 20:59:05,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 20:59:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 20:59:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 20:59:05,363 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2020-07-19 20:59:05,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:59:05,363 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 20:59:05,363 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:59:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 20:59:05,364 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 20:59:05,577 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-19 20:59:05,581 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 20:59:06,492 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-07-19 20:59:06,690 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-07-19 20:59:06,865 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 31 [2020-07-19 20:59:07,163 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 28 [2020-07-19 20:59:07,296 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-07-19 20:59:09,227 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 353 DAG size of output: 322 [2020-07-19 20:59:09,840 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 279 [2020-07-19 20:59:10,482 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 279 [2020-07-19 20:59:12,741 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 308 [2020-07-19 20:59:14,178 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 316 [2020-07-19 20:59:15,205 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-07-19 20:59:16,132 WARN L193 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 26 [2020-07-19 20:59:16,354 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 20:59:17,998 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 181 DAG size of output: 49 [2020-07-19 20:59:18,195 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 20:59:18,372 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-07-19 20:59:19,125 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-07-19 20:59:19,823 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-19 20:59:20,001 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 20:59:20,617 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-07-19 20:59:21,190 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 24 [2020-07-19 20:59:21,388 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 20:59:21,585 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 20:59:21,767 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 20:59:23,444 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 174 DAG size of output: 30 [2020-07-19 20:59:25,424 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 272 DAG size of output: 45 [2020-07-19 20:59:25,637 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:59:26,749 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 218 DAG size of output: 41 [2020-07-19 20:59:28,536 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 180 DAG size of output: 39 [2020-07-19 20:59:29,579 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 218 DAG size of output: 41 [2020-07-19 20:59:29,782 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-07-19 20:59:30,690 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 28 [2020-07-19 20:59:31,552 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 29 [2020-07-19 20:59:32,651 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 173 DAG size of output: 37 [2020-07-19 20:59:33,230 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-07-19 20:59:33,413 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-19 20:59:33,970 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 24 [2020-07-19 20:59:34,874 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 28 [2020-07-19 20:59:35,053 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-19 20:59:35,774 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-07-19 20:59:35,968 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 20:59:36,634 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 28 [2020-07-19 20:59:37,401 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 42 [2020-07-19 20:59:38,267 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 26 [2020-07-19 20:59:39,656 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 260 DAG size of output: 42 [2020-07-19 20:59:39,821 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 20:59:40,269 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-19 20:59:40,452 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 20:59:40,892 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-07-19 20:59:41,059 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2020-07-19 20:59:41,230 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 20:59:41,413 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 20:59:41,836 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-19 20:59:42,874 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-07-19 20:59:43,044 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-07-19 20:59:43,583 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-19 20:59:43,787 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 31 [2020-07-19 20:59:45,337 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 266 DAG size of output: 45 [2020-07-19 20:59:45,541 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 31 [2020-07-19 20:59:45,736 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 20:59:46,239 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-07-19 20:59:46,413 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-19 20:59:46,830 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-19 20:59:47,415 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-07-19 20:59:48,257 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 29 [2020-07-19 20:59:48,262 INFO L268 CegarLoopResult]: For program point L287(lines 264 288) no Hoare annotation was computed. [2020-07-19 20:59:48,262 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 240 295) no Hoare annotation was computed. [2020-07-19 20:59:48,263 INFO L268 CegarLoopResult]: For program point L271(lines 271 275) no Hoare annotation was computed. [2020-07-19 20:59:48,263 INFO L268 CegarLoopResult]: For program point L271-1(lines 271 275) no Hoare annotation was computed. [2020-07-19 20:59:48,263 INFO L268 CegarLoopResult]: For program point L266(line 266) no Hoare annotation was computed. [2020-07-19 20:59:48,263 INFO L268 CegarLoopResult]: For program point L265-2(lines 265 286) no Hoare annotation was computed. [2020-07-19 20:59:48,263 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 240 295) no Hoare annotation was computed. [2020-07-19 20:59:48,264 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 240 295) no Hoare annotation was computed. [2020-07-19 20:59:48,264 INFO L268 CegarLoopResult]: For program point L322-2(lines 322 347) no Hoare annotation was computed. [2020-07-19 20:59:48,264 INFO L268 CegarLoopResult]: For program point L348(lines 321 349) no Hoare annotation was computed. [2020-07-19 20:59:48,264 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 296 355) no Hoare annotation was computed. [2020-07-19 20:59:48,264 INFO L268 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-07-19 20:59:48,265 INFO L268 CegarLoopResult]: For program point L341-1(line 341) no Hoare annotation was computed. [2020-07-19 20:59:48,265 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 296 355) no Hoare annotation was computed. [2020-07-19 20:59:48,265 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 296 355) no Hoare annotation was computed. [2020-07-19 20:59:48,265 INFO L268 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2020-07-19 20:59:48,265 INFO L268 CegarLoopResult]: For program point L328-1(lines 328 332) no Hoare annotation was computed. [2020-07-19 20:59:48,265 INFO L268 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-07-19 20:59:48,266 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 981 987) the Hoare annotation is: true [2020-07-19 20:59:48,266 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 981 987) no Hoare annotation was computed. [2020-07-19 20:59:48,266 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 988 996) no Hoare annotation was computed. [2020-07-19 20:59:48,266 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 988 996) the Hoare annotation is: true [2020-07-19 20:59:48,266 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 988 996) no Hoare annotation was computed. [2020-07-19 20:59:48,266 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:59:48,267 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:59:48,267 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:59:48,267 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:59:48,267 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-07-19 20:59:48,267 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-07-19 20:59:48,268 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 1 main_~tmp~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 20:59:48,268 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 1 main_~tmp~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 20:59:48,268 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-07-19 20:59:48,268 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-07-19 20:59:48,268 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-19 20:59:48,268 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-19 20:59:48,268 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-19 20:59:48,269 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-19 20:59:48,269 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-19 20:59:48,269 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-19 20:59:48,269 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-19 20:59:48,269 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-19 20:59:48,269 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-19 20:59:48,269 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-19 20:59:48,269 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-19 20:59:48,269 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-19 20:59:48,270 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-19 20:59:48,270 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-19 20:59:48,270 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-19 20:59:48,270 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-19 20:59:48,270 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-19 20:59:48,270 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-19 20:59:48,270 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 767 775) no Hoare annotation was computed. [2020-07-19 20:59:48,270 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 767 775) the Hoare annotation is: true [2020-07-19 20:59:48,271 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 767 775) no Hoare annotation was computed. [2020-07-19 20:59:48,271 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 831 849) the Hoare annotation is: true [2020-07-19 20:59:48,271 INFO L268 CegarLoopResult]: For program point L840(lines 840 844) no Hoare annotation was computed. [2020-07-19 20:59:48,271 INFO L271 CegarLoopResult]: At program point L838(line 838) the Hoare annotation is: true [2020-07-19 20:59:48,271 INFO L268 CegarLoopResult]: For program point L840-2(lines 840 844) no Hoare annotation was computed. [2020-07-19 20:59:48,271 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 831 849) no Hoare annotation was computed. [2020-07-19 20:59:48,271 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-07-19 20:59:48,271 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 831 849) no Hoare annotation was computed. [2020-07-19 20:59:48,271 INFO L268 CegarLoopResult]: For program point L795(lines 795 803) no Hoare annotation was computed. [2020-07-19 20:59:48,272 INFO L268 CegarLoopResult]: For program point L795-2(lines 795 803) no Hoare annotation was computed. [2020-07-19 20:59:48,272 INFO L268 CegarLoopResult]: For program point L783(lines 783 791) no Hoare annotation was computed. [2020-07-19 20:59:48,272 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 776 811) no Hoare annotation was computed. [2020-07-19 20:59:48,272 INFO L268 CegarLoopResult]: For program point L783-2(lines 783 791) no Hoare annotation was computed. [2020-07-19 20:59:48,272 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 776 811) no Hoare annotation was computed. [2020-07-19 20:59:48,272 INFO L268 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-07-19 20:59:48,272 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-07-19 20:59:48,272 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 776 811) no Hoare annotation was computed. [2020-07-19 20:59:48,272 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 974 980) no Hoare annotation was computed. [2020-07-19 20:59:48,273 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 974 980) the Hoare annotation is: true [2020-07-19 20:59:48,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 194 239) no Hoare annotation was computed. [2020-07-19 20:59:48,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 194 239) no Hoare annotation was computed. [2020-07-19 20:59:48,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 194 239) no Hoare annotation was computed. [2020-07-19 20:59:48,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 507 552) no Hoare annotation was computed. [2020-07-19 20:59:48,273 INFO L268 CegarLoopResult]: For program point L527(lines 527 534) no Hoare annotation was computed. [2020-07-19 20:59:48,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 507 552) no Hoare annotation was computed. [2020-07-19 20:59:48,273 INFO L268 CegarLoopResult]: For program point L521(lines 521 541) no Hoare annotation was computed. [2020-07-19 20:59:48,273 INFO L268 CegarLoopResult]: For program point L521-1(lines 521 541) no Hoare annotation was computed. [2020-07-19 20:59:48,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 507 552) no Hoare annotation was computed. [2020-07-19 20:59:48,274 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:59:48,274 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:59:48,274 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-07-19 20:59:48,274 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-07-19 20:59:48,274 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 756 766) the Hoare annotation is: true [2020-07-19 20:59:48,274 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 756 766) no Hoare annotation was computed. [2020-07-19 20:59:48,274 INFO L271 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: true [2020-07-19 20:59:48,275 INFO L268 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-07-19 20:59:48,275 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 756 766) no Hoare annotation was computed. [2020-07-19 20:59:48,275 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 748 755) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse1 .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-19 20:59:48,275 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 748 755) no Hoare annotation was computed. [2020-07-19 20:59:48,275 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 748 755) no Hoare annotation was computed. [2020-07-19 20:59:48,275 INFO L268 CegarLoopResult]: For program point L943(lines 943 949) no Hoare annotation was computed. [2020-07-19 20:59:48,275 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 939 952) no Hoare annotation was computed. [2020-07-19 20:59:48,276 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 939 952) the Hoare annotation is: true [2020-07-19 20:59:48,276 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 939 952) no Hoare annotation was computed. [2020-07-19 20:59:48,276 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse5 .cse6 .cse4) (or .cse6 .cse2 .cse4))) [2020-07-19 20:59:48,276 INFO L268 CegarLoopResult]: For program point L734-1(lines 715 739) no Hoare annotation was computed. [2020-07-19 20:59:48,276 INFO L264 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse5 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-19 20:59:48,276 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 715 739) no Hoare annotation was computed. [2020-07-19 20:59:48,277 INFO L264 CegarLoopResult]: At program point L725(line 725) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 (and .cse6 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~8)) .cse3) (or .cse6 .cse5 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-19 20:59:48,277 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 715 739) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse7 .cse6 .cse2 .cse4))) [2020-07-19 20:59:48,277 INFO L268 CegarLoopResult]: For program point L723(lines 723 731) no Hoare annotation was computed. [2020-07-19 20:59:48,277 INFO L264 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse6 .cse5 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-19 20:59:48,277 INFO L268 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-07-19 20:59:48,277 INFO L268 CegarLoopResult]: For program point L719(lines 719 736) no Hoare annotation was computed. [2020-07-19 20:59:48,278 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 655 661) no Hoare annotation was computed. [2020-07-19 20:59:48,278 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 655 661) the Hoare annotation is: true [2020-07-19 20:59:48,278 INFO L264 CegarLoopResult]: At program point testENTRY(lines 555 620) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:59:48,278 INFO L268 CegarLoopResult]: For program point L603(lines 603 607) no Hoare annotation was computed. [2020-07-19 20:59:48,278 INFO L264 CegarLoopResult]: At program point L603-2(lines 595 608) the Hoare annotation is: (let ((.cse6 (< 1 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and .cse5 .cse0 .cse6 .cse4 .cse7) (and .cse0 .cse6 .cse1 .cse4 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse8 .cse0 .cse1 .cse4 .cse7) (and .cse8 .cse5 .cse0 .cse4 .cse7))) [2020-07-19 20:59:48,278 INFO L268 CegarLoopResult]: For program point testFINAL(lines 555 620) no Hoare annotation was computed. [2020-07-19 20:59:48,279 INFO L268 CegarLoopResult]: For program point L566(lines 565 612) no Hoare annotation was computed. [2020-07-19 20:59:48,279 INFO L264 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (let ((.cse6 (< 1 ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse4 .cse7) (and .cse1 .cse6 .cse2 .cse4 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse5 .cse1 .cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse7) (and .cse0 .cse5 .cse1 .cse4 .cse7))) [2020-07-19 20:59:48,279 INFO L268 CegarLoopResult]: For program point L595(lines 595 608) no Hoare annotation was computed. [2020-07-19 20:59:48,279 INFO L264 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: (let ((.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~methAndRunningLastTime~0) .cse1 .cse5 .cse6 .cse3) (and .cse1 (< 1 ~waterLevel~0) .cse5 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse1 .cse6 .cse2 .cse3))) [2020-07-19 20:59:48,279 INFO L268 CegarLoopResult]: For program point L585(lines 585 591) no Hoare annotation was computed. [2020-07-19 20:59:48,279 INFO L268 CegarLoopResult]: For program point L585-1(lines 585 591) no Hoare annotation was computed. [2020-07-19 20:59:48,280 INFO L264 CegarLoopResult]: At program point L610(lines 565 612) the Hoare annotation is: (let ((.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= 0 ~methAndRunningLastTime~0) .cse1 .cse5 .cse6 .cse3) (and .cse1 (< 1 ~waterLevel~0) .cse5 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse6 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)))) [2020-07-19 20:59:48,280 INFO L264 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: (let ((.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= 0 ~methAndRunningLastTime~0) .cse1 .cse5 .cse6 .cse3) (and .cse1 (< 1 ~waterLevel~0) .cse5 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse6 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)))) [2020-07-19 20:59:48,280 INFO L268 CegarLoopResult]: For program point L575(lines 575 581) no Hoare annotation was computed. [2020-07-19 20:59:48,280 INFO L268 CegarLoopResult]: For program point L575-1(lines 575 581) no Hoare annotation was computed. [2020-07-19 20:59:48,280 INFO L268 CegarLoopResult]: For program point L567(lines 567 571) no Hoare annotation was computed. [2020-07-19 20:59:48,280 INFO L264 CegarLoopResult]: At program point L613(lines 564 614) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:59:48,280 INFO L268 CegarLoopResult]: For program point testEXIT(lines 555 620) no Hoare annotation was computed. [2020-07-19 20:59:48,281 INFO L268 CegarLoopResult]: For program point L481(lines 481 488) no Hoare annotation was computed. [2020-07-19 20:59:48,281 INFO L268 CegarLoopResult]: For program point L475(lines 475 495) no Hoare annotation was computed. [2020-07-19 20:59:48,281 INFO L268 CegarLoopResult]: For program point L475-1(lines 475 495) no Hoare annotation was computed. [2020-07-19 20:59:48,281 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 461 506) no Hoare annotation was computed. [2020-07-19 20:59:48,281 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 461 506) no Hoare annotation was computed. [2020-07-19 20:59:48,281 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 461 506) no Hoare annotation was computed. [2020-07-19 20:59:48,281 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 953 961) no Hoare annotation was computed. [2020-07-19 20:59:48,281 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 953 961) the Hoare annotation is: true [2020-07-19 20:59:48,281 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 953 961) no Hoare annotation was computed. [2020-07-19 20:59:48,282 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 158 186) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or (= 0 ~methAndRunningLastTime~0) .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (< 1 ~waterLevel~0)) .cse5 .cse3) (or .cse4 .cse5 .cse2 .cse3))) [2020-07-19 20:59:48,282 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (< 1 ~waterLevel~0)) .cse4 .cse2))) [2020-07-19 20:59:48,282 INFO L268 CegarLoopResult]: For program point L171(lines 171 177) no Hoare annotation was computed. [2020-07-19 20:59:48,282 INFO L268 CegarLoopResult]: For program point L170(lines 170 180) no Hoare annotation was computed. [2020-07-19 20:59:48,282 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse2) (or (= 0 ~methAndRunningLastTime~0) .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (< 1 ~waterLevel~0)) .cse3 .cse2) (or .cse4 .cse1 .cse2) (or .cse4 .cse3 .cse2))) [2020-07-19 20:59:48,282 INFO L268 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-07-19 20:59:48,283 INFO L268 CegarLoopResult]: For program point L166(lines 166 183) no Hoare annotation was computed. [2020-07-19 20:59:48,283 INFO L268 CegarLoopResult]: For program point L166-1(lines 158 186) no Hoare annotation was computed. [2020-07-19 20:59:48,283 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or (= 0 ~methAndRunningLastTime~0) .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (< 1 ~waterLevel~0)) .cse5 .cse3) (or .cse4 .cse5 .cse2 .cse3))) [2020-07-19 20:59:48,283 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 158 186) no Hoare annotation was computed. [2020-07-19 20:59:48,283 INFO L268 CegarLoopResult]: For program point L164-1(line 164) no Hoare annotation was computed. [2020-07-19 20:59:48,283 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 150 157) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (<= ~waterLevel~0 1)) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 20:59:48,283 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 150 157) no Hoare annotation was computed. [2020-07-19 20:59:48,283 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 150 157) no Hoare annotation was computed. [2020-07-19 20:59:48,284 INFO L268 CegarLoopResult]: For program point L915-2(lines 915 923) no Hoare annotation was computed. [2020-07-19 20:59:48,284 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 907 929) no Hoare annotation was computed. [2020-07-19 20:59:48,284 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 907 929) no Hoare annotation was computed. [2020-07-19 20:59:48,284 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 907 929) no Hoare annotation was computed. [2020-07-19 20:59:48,284 INFO L268 CegarLoopResult]: For program point L915(lines 915 923) no Hoare annotation was computed. [2020-07-19 20:59:48,284 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 358 460) no Hoare annotation was computed. [2020-07-19 20:59:48,284 INFO L268 CegarLoopResult]: For program point L382(lines 382 386) no Hoare annotation was computed. [2020-07-19 20:59:48,284 INFO L268 CegarLoopResult]: For program point L446(lines 446 457) no Hoare annotation was computed. [2020-07-19 20:59:48,285 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-19 20:59:48,285 INFO L268 CegarLoopResult]: For program point L407-2(lines 407 427) no Hoare annotation was computed. [2020-07-19 20:59:48,285 INFO L268 CegarLoopResult]: For program point L428(lines 406 429) no Hoare annotation was computed. [2020-07-19 20:59:48,285 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 358 460) no Hoare annotation was computed. [2020-07-19 20:59:48,285 INFO L268 CegarLoopResult]: For program point L387(lines 387 403) no Hoare annotation was computed. [2020-07-19 20:59:48,285 INFO L268 CegarLoopResult]: For program point L447(lines 447 454) no Hoare annotation was computed. [2020-07-19 20:59:48,285 INFO L268 CegarLoopResult]: For program point L408(lines 407 427) no Hoare annotation was computed. [2020-07-19 20:59:48,285 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-07-19 20:59:48,286 INFO L268 CegarLoopResult]: For program point L439-1(line 439) no Hoare annotation was computed. [2020-07-19 20:59:48,286 INFO L268 CegarLoopResult]: For program point L404(lines 404 445) no Hoare annotation was computed. [2020-07-19 20:59:48,286 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 358 460) no Hoare annotation was computed. [2020-07-19 20:59:48,286 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-07-19 20:59:48,286 INFO L268 CegarLoopResult]: For program point L423-1(line 423) no Hoare annotation was computed. [2020-07-19 20:59:48,286 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 964 973) no Hoare annotation was computed. [2020-07-19 20:59:48,286 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 964 973) no Hoare annotation was computed. [2020-07-19 20:59:48,286 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 964 973) no Hoare annotation was computed. [2020-07-19 20:59:48,286 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 20:59:48,287 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-19 20:59:48,287 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 20:59:48,287 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 740 747) no Hoare annotation was computed. [2020-07-19 20:59:48,287 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 740 747) no Hoare annotation was computed. [2020-07-19 20:59:48,288 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 740 747) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4))) [2020-07-19 20:59:48,288 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 812 830) no Hoare annotation was computed. [2020-07-19 20:59:48,288 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 812 830) the Hoare annotation is: true [2020-07-19 20:59:48,288 INFO L268 CegarLoopResult]: For program point L821(lines 821 825) no Hoare annotation was computed. [2020-07-19 20:59:48,288 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 812 830) no Hoare annotation was computed. [2020-07-19 20:59:48,288 INFO L271 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: true [2020-07-19 20:59:48,288 INFO L268 CegarLoopResult]: For program point L821-2(lines 821 825) no Hoare annotation was computed. [2020-07-19 20:59:48,288 INFO L268 CegarLoopResult]: For program point L819-1(line 819) no Hoare annotation was computed. [2020-07-19 20:59:48,288 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 930 938) no Hoare annotation was computed. [2020-07-19 20:59:48,289 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 930 938) no Hoare annotation was computed. [2020-07-19 20:59:48,289 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 930 938) no Hoare annotation was computed. [2020-07-19 20:59:48,289 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 886 897) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 (not (< 1 ~waterLevel~0)) .cse3 .cse5 .cse4) (or .cse0 .cse1 .cse2 .cse6 .cse4) (or .cse0 .cse1 .cse6 .cse5 .cse4))) [2020-07-19 20:59:48,289 INFO L268 CegarLoopResult]: For program point L890-1(lines 886 897) no Hoare annotation was computed. [2020-07-19 20:59:48,289 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 886 897) no Hoare annotation was computed. [2020-07-19 20:59:48,289 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 20:59:48,289 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 20:59:48,289 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 20:59:48,290 INFO L264 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (and .cse9 .cse10 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse3 (not (< 1 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and (= 0 ~methAndRunningLastTime~0) .cse9 .cse10)) (.cse7 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse7 .cse4) (or .cse8 .cse7 .cse1 .cse4) (or .cse5 .cse8 .cse7 .cse4) (or .cse0 .cse6 .cse7 .cse1 .cse4)))) [2020-07-19 20:59:48,290 INFO L268 CegarLoopResult]: For program point L635(lines 634 653) no Hoare annotation was computed. [2020-07-19 20:59:48,290 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 631 654) the Hoare annotation is: (let ((.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse7 (and .cse11 .cse12 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse8 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse10 (= 0 ~pumpRunning~0) .cse12)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse10 .cse11 .cse12)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse0 .cse5 .cse7 .cse8 .cse4) (or .cse0 .cse5 .cse9 .cse2 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse5 .cse9 .cse2 .cse6 .cse4)))) [2020-07-19 20:59:48,290 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 631 654) no Hoare annotation was computed. [2020-07-19 20:59:48,290 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 631 654) no Hoare annotation was computed. [2020-07-19 20:59:48,291 INFO L264 CegarLoopResult]: At program point L644(line 644) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse6 (and .cse11 .cse12)) (.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (and .cse11 (<= ~waterLevel~0 1) .cse12)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse8 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse4) (or .cse5 .cse6 .cse8 .cse7 .cse4) (or .cse9 .cse10 .cse0 .cse5 .cse2 .cse4) (or .cse9 .cse10 .cse5 .cse2 .cse8 .cse4) (or .cse1 .cse2 .cse8 .cse3 .cse4)))) [2020-07-19 20:59:48,291 INFO L264 CegarLoopResult]: At program point L642(lines 642 648) the Hoare annotation is: (let ((.cse7 (<= ~waterLevel~0 1)) (.cse8 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse17 (= 0 ~methAndRunningLastTime~0)) (.cse16 (= 0 ~pumpRunning~0)) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse14 (and .cse17 .cse16 .cse18)) (.cse13 (and .cse18 .cse8 (<= 1 ~pumpRunning~0))) (.cse9 (and .cse16 .cse7 .cse8)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse12 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse15 (and .cse17 .cse16 .cse7 .cse18)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse3 (and .cse16 .cse8)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (and .cse6 .cse7 .cse8) .cse9 .cse1 .cse10 .cse11 .cse4) (or .cse12 .cse10 .cse11 .cse13 .cse14 .cse4) (or .cse0 .cse12 .cse10 .cse14 .cse13 .cse4) (or .cse5 .cse0 .cse9 .cse1 .cse10 .cse4) (or .cse5 .cse0 .cse12 .cse10 .cse15 .cse4) (or .cse5 .cse12 .cse10 .cse11 .cse15 .cse4) (or .cse1 (and .cse6 .cse8) .cse11 .cse2 .cse3 .cse4)))) [2020-07-19 20:59:48,291 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-19 20:59:48,291 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-19 20:59:48,291 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-19 20:59:48,291 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-19 20:59:48,292 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-19 20:59:48,292 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-19 20:59:48,292 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-19 20:59:48,292 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-19 20:59:48,292 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-19 20:59:48,292 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-19 20:59:48,292 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 898 906) the Hoare annotation is: true [2020-07-19 20:59:48,292 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 898 906) no Hoare annotation was computed. [2020-07-19 20:59:48,293 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 898 906) no Hoare annotation was computed. [2020-07-19 20:59:48,293 INFO L268 CegarLoopResult]: For program point L866-1(lines 862 873) no Hoare annotation was computed. [2020-07-19 20:59:48,293 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 862 873) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse3 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse3 .cse4))) [2020-07-19 20:59:48,293 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 862 873) no Hoare annotation was computed. [2020-07-19 20:59:48,293 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-19 20:59:48,293 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-19 20:59:48,293 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 20:59:48,300 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2020-07-19 20:59:48,300 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 20:59:48,301 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 20:59:48,301 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2020-07-19 20:59:48,301 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse5 (not (< 1 ~waterLevel~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (= |old(~systemActive~0)| ~systemActive~0)) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 |old(~systemActive~0)|))) (.cse4 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse6) (or .cse0 .cse2 .cse7 .cse3 .cse6) (or .cse2 .cse7 .cse5 .cse3 .cse4) (or .cse0 .cse2 .cse7 .cse3 .cse4))) [2020-07-19 20:59:48,301 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2020-07-19 20:59:48,301 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methAndRunningLastTime~0))) (.cse3 (and (< 1 ~waterLevel~0) (= 0 ~pumpRunning~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4 .cse1) (or .cse2 .cse3 .cse4 .cse0 .cse1))) [2020-07-19 20:59:48,301 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 663 687) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-19 20:59:48,301 INFO L268 CegarLoopResult]: For program point L671(lines 671 679) no Hoare annotation was computed. [2020-07-19 20:59:48,302 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-19 20:59:48,302 INFO L268 CegarLoopResult]: For program point L669-1(line 669) no Hoare annotation was computed. [2020-07-19 20:59:48,302 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 663 687) no Hoare annotation was computed. [2020-07-19 20:59:48,302 INFO L268 CegarLoopResult]: For program point L667(lines 667 684) no Hoare annotation was computed. [2020-07-19 20:59:48,302 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-19 20:59:48,302 INFO L268 CegarLoopResult]: For program point L682-1(lines 663 687) no Hoare annotation was computed. [2020-07-19 20:59:48,302 INFO L264 CegarLoopResult]: At program point L677(line 677) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3))) [2020-07-19 20:59:48,303 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 874 885) no Hoare annotation was computed. [2020-07-19 20:59:48,303 INFO L268 CegarLoopResult]: For program point L878-1(lines 874 885) no Hoare annotation was computed. [2020-07-19 20:59:48,303 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 874 885) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse6 .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3))) [2020-07-19 20:59:48,303 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 998 1005) no Hoare annotation was computed. [2020-07-19 20:59:48,303 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2020-07-19 20:59:48,304 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 998 1005) the Hoare annotation is: true [2020-07-19 20:59:48,304 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 998 1005) no Hoare annotation was computed. [2020-07-19 20:59:48,304 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-19 20:59:48,304 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 689 713) no Hoare annotation was computed. [2020-07-19 20:59:48,304 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-19 20:59:48,304 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 689 713) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-19 20:59:48,304 INFO L268 CegarLoopResult]: For program point L697(lines 697 705) no Hoare annotation was computed. [2020-07-19 20:59:48,305 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-19 20:59:48,305 INFO L268 CegarLoopResult]: For program point L695-1(line 695) no Hoare annotation was computed. [2020-07-19 20:59:48,305 INFO L268 CegarLoopResult]: For program point L693(lines 693 710) no Hoare annotation was computed. [2020-07-19 20:59:48,305 INFO L264 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-19 20:59:48,305 INFO L268 CegarLoopResult]: For program point L708-1(lines 689 713) no Hoare annotation was computed. [2020-07-19 20:59:48,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 08:59:48 BoogieIcfgContainer [2020-07-19 20:59:48,340 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 20:59:48,342 INFO L168 Benchmark]: Toolchain (without parser) took 86818.24 ms. Allocated memory was 139.5 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 102.2 MB in the beginning and 883.1 MB in the end (delta: -780.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-07-19 20:59:48,350 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-19 20:59:48,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.46 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.8 MB in the beginning and 170.8 MB in the end (delta: -69.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2020-07-19 20:59:48,353 INFO L168 Benchmark]: Boogie Preprocessor took 114.71 ms. Allocated memory is still 203.4 MB. Free memory was 170.8 MB in the beginning and 166.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-07-19 20:59:48,354 INFO L168 Benchmark]: RCFGBuilder took 1302.62 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 166.1 MB in the beginning and 190.9 MB in the end (delta: -24.8 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2020-07-19 20:59:48,355 INFO L168 Benchmark]: TraceAbstraction took 84750.52 ms. Allocated memory was 235.9 MB in the beginning and 1.2 GB in the end (delta: 975.7 MB). Free memory was 190.9 MB in the beginning and 883.1 MB in the end (delta: -692.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-07-19 20:59:48,360 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.46 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.8 MB in the beginning and 170.8 MB in the end (delta: -69.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.71 ms. Allocated memory is still 203.4 MB. Free memory was 170.8 MB in the beginning and 166.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1302.62 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 166.1 MB in the beginning and 190.9 MB in the end (delta: -24.8 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 84750.52 ms. Allocated memory was 235.9 MB in the beginning and 1.2 GB in the end (delta: 975.7 MB). Free memory was 190.9 MB in the beginning and 883.1 MB in the end (delta: -692.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1002]: 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: 565]: Loop Invariant Derived loop invariant: (((((((!(\old(waterLevel) <= 1) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && \old(methAndRunningLastTime) == methAndRunningLastTime) && 1 == systemActive) && 1 <= pumpRunning)) || ((((0 == methAndRunningLastTime && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive)) || ((((0 == splverifierCounter && 1 < waterLevel) && 1 <= methaneLevelCritical) && 1 == systemActive) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && \old(methAndRunningLastTime) == methAndRunningLastTime) && 1 == systemActive)) || !(1 == \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 254 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 41.9s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 32.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 42.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1858 SDtfs, 3099 SDslu, 2436 SDs, 0 SdLazy, 7356 SolverSat, 2260 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 934 GetRequests, 738 SyntacticMatches, 1 SemanticMatches, 195 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 11.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1641occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 1185 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 2748 PreInvPairs, 2870 NumberOfFragments, 3451 HoareAnnotationTreeSize, 2748 FomulaSimplifications, 895356026 FormulaSimplificationTreeSizeReduction, 8.9s HoareSimplificationTime, 69 FomulaSimplificationsInter, 19082711 FormulaSimplificationTreeSizeReductionInter, 33.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 1471 NumberOfCodeBlocks, 1471 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1457 ConstructedInterpolants, 0 QuantifiedInterpolants, 519553 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1927 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 200/212 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...