/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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 20:56:41,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 20:56:41,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 20:56:41,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 20:56:41,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 20:56:41,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 20:56:41,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 20:56:41,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 20:56:41,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 20:56:41,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 20:56:41,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 20:56:41,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 20:56:41,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 20:56:41,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 20:56:41,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 20:56:41,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 20:56:41,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 20:56:41,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 20:56:41,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 20:56:41,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 20:56:41,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 20:56:41,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 20:56:41,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 20:56:41,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 20:56:41,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 20:56:41,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 20:56:41,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 20:56:41,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 20:56:41,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 20:56:41,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 20:56:41,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 20:56:41,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 20:56:41,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 20:56:41,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 20:56:41,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 20:56:41,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 20:56:41,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 20:56:41,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 20:56:41,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 20:56:41,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 20:56:41,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 20:56:41,289 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 20:56:41,320 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 20:56:41,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 20:56:41,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 20:56:41,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 20:56:41,322 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 20:56:41,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 20:56:41,323 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 20:56:41,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 20:56:41,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 20:56:41,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 20:56:41,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 20:56:41,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 20:56:41,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 20:56:41,325 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 20:56:41,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 20:56:41,325 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 20:56:41,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 20:56:41,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 20:56:41,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 20:56:41,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 20:56:41,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 20:56:41,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 20:56:41,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 20:56:41,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 20:56:41,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 20:56:41,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 20:56:41,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 20:56:41,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 20:56:41,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 20:56:41,328 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 20:56:41,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 20:56:41,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 20:56:41,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 20:56:41,625 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 20:56:41,626 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 20:56:41,626 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-07-19 20:56:41,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7205d1d3e/7f37319e781445af8a4a67ff8e7e0c60/FLAG9c60fba92 [2020-07-19 20:56:42,186 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 20:56:42,187 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-07-19 20:56:42,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7205d1d3e/7f37319e781445af8a4a67ff8e7e0c60/FLAG9c60fba92 [2020-07-19 20:56:42,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7205d1d3e/7f37319e781445af8a4a67ff8e7e0c60 [2020-07-19 20:56:42,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 20:56:42,524 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 20:56:42,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 20:56:42,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 20:56:42,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 20:56:42,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 08:56:42" (1/1) ... [2020-07-19 20:56:42,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd9468f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:42, skipping insertion in model container [2020-07-19 20:56:42,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 08:56:42" (1/1) ... [2020-07-19 20:56:42,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 20:56:42,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 20:56:43,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 20:56:43,064 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 20:56:43,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 20:56:43,228 INFO L208 MainTranslator]: Completed translation [2020-07-19 20:56:43,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43 WrapperNode [2020-07-19 20:56:43,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 20:56:43,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 20:56:43,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 20:56:43,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 20:56:43,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43" (1/1) ... [2020-07-19 20:56:43,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43" (1/1) ... [2020-07-19 20:56:43,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43" (1/1) ... [2020-07-19 20:56:43,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43" (1/1) ... [2020-07-19 20:56:43,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43" (1/1) ... [2020-07-19 20:56:43,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43" (1/1) ... [2020-07-19 20:56:43,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43" (1/1) ... [2020-07-19 20:56:43,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 20:56:43,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 20:56:43,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 20:56:43,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 20:56:43,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43" (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 20:56:43,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 20:56:43,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 20:56:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 20:56:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 20:56:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 20:56:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 20:56:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 20:56:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 20:56:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 20:56:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 20:56:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 20:56:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 20:56:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 20:56:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 20:56:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 20:56:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 20:56:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 20:56:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 20:56:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 20:56:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-19 20:56:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-19 20:56:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 20:56:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 20:56:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 20:56:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 20:56:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 20:56:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 20:56:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 20:56:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 20:56:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-19 20:56:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 20:56:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-19 20:56:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 20:56:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 20:56:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 20:56:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 20:56:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 20:56:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-19 20:56:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 20:56:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 20:56:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 20:56:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 20:56:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 20:56:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 20:56:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 20:56:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 20:56:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 20:56:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 20:56:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 20:56:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 20:56:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 20:56:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 20:56:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 20:56:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 20:56:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 20:56:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 20:56:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 20:56:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 20:56:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-19 20:56:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 20:56:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 20:56:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 20:56:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 20:56:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-19 20:56:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 20:56:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 20:56:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 20:56:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 20:56:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 20:56:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 20:56:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 20:56:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 20:56:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 20:56:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 20:56:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 20:56:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 20:56:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 20:56:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 20:56:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 20:56:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 20:56:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-19 20:56:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 20:56:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 20:56:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 20:56:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-19 20:56:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 20:56:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-19 20:56:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 20:56:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 20:56:43,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 20:56:44,509 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 20:56:44,510 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 20:56:44,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 08:56:44 BoogieIcfgContainer [2020-07-19 20:56:44,515 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 20:56:44,516 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 20:56:44,516 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 20:56:44,519 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 20:56:44,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 08:56:42" (1/3) ... [2020-07-19 20:56:44,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e566714 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 08:56:44, skipping insertion in model container [2020-07-19 20:56:44,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:56:43" (2/3) ... [2020-07-19 20:56:44,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e566714 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 08:56:44, skipping insertion in model container [2020-07-19 20:56:44,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 08:56:44" (3/3) ... [2020-07-19 20:56:44,522 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product14.cil.c [2020-07-19 20:56:44,533 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 20:56:44,540 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 20:56:44,553 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 20:56:44,577 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 20:56:44,578 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 20:56:44,578 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 20:56:44,578 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 20:56:44,578 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 20:56:44,578 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 20:56:44,579 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 20:56:44,579 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 20:56:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-07-19 20:56:44,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-19 20:56:44,610 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:56:44,611 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 20:56:44,611 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:56:44,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:56:44,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1168451700, now seen corresponding path program 1 times [2020-07-19 20:56:44,626 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:56:44,627 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159320840] [2020-07-19 20:56:44,627 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3183c919 [2020-07-19 20:56:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:45,247 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:56:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:45,378 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 20:56:45,379 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159320840] [2020-07-19 20:56:45,380 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:56:45,380 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 20:56:45,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950388509] [2020-07-19 20:56:45,386 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 20:56:45,387 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:56:45,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 20:56:45,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 20:56:45,404 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2020-07-19 20:56:46,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:56:46,373 INFO L93 Difference]: Finished difference Result 246 states and 326 transitions. [2020-07-19 20:56:46,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 20:56:46,375 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-19 20:56:46,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:56:46,389 INFO L225 Difference]: With dead ends: 246 [2020-07-19 20:56:46,389 INFO L226 Difference]: Without dead ends: 139 [2020-07-19 20:56:46,393 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 20:56:46,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-07-19 20:56:46,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108. [2020-07-19 20:56:46,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-07-19 20:56:46,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2020-07-19 20:56:46,475 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 51 [2020-07-19 20:56:46,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:56:46,476 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2020-07-19 20:56:46,476 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 20:56:46,476 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2020-07-19 20:56:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-19 20:56:46,480 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:56:46,480 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 20:56:46,480 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 20:56:46,480 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:56:46,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:56:46,481 INFO L82 PathProgramCache]: Analyzing trace with hash 237417072, now seen corresponding path program 1 times [2020-07-19 20:56:46,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:56:46,481 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893832029] [2020-07-19 20:56:46,482 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3183c919 [2020-07-19 20:56:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:46,805 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:56:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:46,851 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 20:56:46,851 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893832029] [2020-07-19 20:56:46,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:56:46,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-19 20:56:46,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344776079] [2020-07-19 20:56:46,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 20:56:46,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:56:46,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 20:56:46,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 20:56:46,855 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 5 states. [2020-07-19 20:56:47,338 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:56:48,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:56:48,057 INFO L93 Difference]: Finished difference Result 187 states and 233 transitions. [2020-07-19 20:56:48,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-19 20:56:48,058 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-19 20:56:48,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:56:48,061 INFO L225 Difference]: With dead ends: 187 [2020-07-19 20:56:48,061 INFO L226 Difference]: Without dead ends: 129 [2020-07-19 20:56:48,063 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-19 20:56:48,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-07-19 20:56:48,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-07-19 20:56:48,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-19 20:56:48,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-07-19 20:56:48,095 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 52 [2020-07-19 20:56:48,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:56:48,095 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-07-19 20:56:48,095 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 20:56:48,096 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-07-19 20:56:48,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-19 20:56:48,098 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:56:48,098 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 20:56:48,098 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 20:56:48,098 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:56:48,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:56:48,099 INFO L82 PathProgramCache]: Analyzing trace with hash 680325127, now seen corresponding path program 1 times [2020-07-19 20:56:48,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:56:48,099 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501200159] [2020-07-19 20:56:48,099 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3183c919 [2020-07-19 20:56:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:48,399 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:56:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:48,486 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 20:56:48,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501200159] [2020-07-19 20:56:48,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:56:48,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 20:56:48,487 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281948139] [2020-07-19 20:56:48,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 20:56:48,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:56:48,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 20:56:48,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 20:56:48,490 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 9 states. [2020-07-19 20:56:48,903 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:56:49,192 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:56:49,424 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:56:49,682 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:56:50,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:56:50,633 INFO L93 Difference]: Finished difference Result 200 states and 252 transitions. [2020-07-19 20:56:50,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-19 20:56:50,634 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-07-19 20:56:50,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:56:50,637 INFO L225 Difference]: With dead ends: 200 [2020-07-19 20:56:50,637 INFO L226 Difference]: Without dead ends: 129 [2020-07-19 20:56:50,638 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-19 20:56:50,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-07-19 20:56:50,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-07-19 20:56:50,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-19 20:56:50,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2020-07-19 20:56:50,708 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 57 [2020-07-19 20:56:50,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:56:50,708 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2020-07-19 20:56:50,708 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 20:56:50,708 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2020-07-19 20:56:50,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-19 20:56:50,711 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:56:50,711 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] [2020-07-19 20:56:50,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 20:56:50,711 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:56:50,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:56:50,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1674227349, now seen corresponding path program 1 times [2020-07-19 20:56:50,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:56:50,712 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120547198] [2020-07-19 20:56:50,713 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3183c919 [2020-07-19 20:56:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,014 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:56:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:51,105 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 20:56:51,105 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120547198] [2020-07-19 20:56:51,105 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:56:51,105 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 20:56:51,106 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531623563] [2020-07-19 20:56:51,106 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 20:56:51,106 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:56:51,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 20:56:51,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 20:56:51,107 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 9 states. [2020-07-19 20:56:51,445 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:56:52,343 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:56:52,650 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:56:53,164 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:56:53,383 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:56:54,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:56:54,023 INFO L93 Difference]: Finished difference Result 309 states and 415 transitions. [2020-07-19 20:56:54,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-19 20:56:54,023 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-07-19 20:56:54,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:56:54,027 INFO L225 Difference]: With dead ends: 309 [2020-07-19 20:56:54,028 INFO L226 Difference]: Without dead ends: 238 [2020-07-19 20:56:54,029 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-19 20:56:54,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-07-19 20:56:54,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 160. [2020-07-19 20:56:54,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-07-19 20:56:54,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 186 transitions. [2020-07-19 20:56:54,107 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 186 transitions. Word has length 65 [2020-07-19 20:56:54,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:56:54,108 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 186 transitions. [2020-07-19 20:56:54,108 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 20:56:54,108 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions. [2020-07-19 20:56:54,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-19 20:56:54,115 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:56:54,116 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] [2020-07-19 20:56:54,116 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 20:56:54,116 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:56:54,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:56:54,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1187901745, now seen corresponding path program 1 times [2020-07-19 20:56:54,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:56:54,117 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896615080] [2020-07-19 20:56:54,118 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3183c919 [2020-07-19 20:56:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,468 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:56:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:56:54,620 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 20:56:54,621 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896615080] [2020-07-19 20:56:54,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:56:54,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-19 20:56:54,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564000445] [2020-07-19 20:56:54,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 20:56:54,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:56:54,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 20:56:54,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-19 20:56:54,623 INFO L87 Difference]: Start difference. First operand 160 states and 186 transitions. Second operand 10 states. [2020-07-19 20:56:55,002 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:56:55,863 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:56:56,139 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:56:56,365 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:56:56,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:56:56,606 INFO L93 Difference]: Finished difference Result 299 states and 380 transitions. [2020-07-19 20:56:56,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-19 20:56:56,607 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-19 20:56:56,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:56:56,607 INFO L225 Difference]: With dead ends: 299 [2020-07-19 20:56:56,607 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 20:56:56,609 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-07-19 20:56:56,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 20:56:56,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 20:56:56,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 20:56:56,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 20:56:56,610 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2020-07-19 20:56:56,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:56:56,611 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 20:56:56,611 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 20:56:56,611 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 20:56:56,611 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 20:56:56,611 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 20:56:56,613 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 20:56:57,748 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 204 [2020-07-19 20:56:58,845 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-07-19 20:56:59,043 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 20:56:59,397 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-07-19 20:56:59,730 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-07-19 20:56:59,894 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 20:57:00,060 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 20:57:00,359 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-07-19 20:57:00,563 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:57:00,896 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-07-19 20:57:01,196 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-19 20:57:01,380 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-07-19 20:57:01,685 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-19 20:57:01,851 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 20:57:02,028 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 20:57:02,200 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-07-19 20:57:02,372 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-07-19 20:57:02,520 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-07-19 20:57:02,827 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-07-19 20:57:02,990 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 20:57:03,150 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 17 [2020-07-19 20:57:03,296 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-07-19 20:57:03,582 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-19 20:57:03,770 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-07-19 20:57:03,978 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-07-19 20:57:04,146 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-07-19 20:57:04,436 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-19 20:57:04,440 INFO L268 CegarLoopResult]: For program point L413(lines 390 414) no Hoare annotation was computed. [2020-07-19 20:57:04,440 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 366 421) no Hoare annotation was computed. [2020-07-19 20:57:04,440 INFO L268 CegarLoopResult]: For program point L397(lines 397 401) no Hoare annotation was computed. [2020-07-19 20:57:04,440 INFO L268 CegarLoopResult]: For program point L397-1(lines 397 401) no Hoare annotation was computed. [2020-07-19 20:57:04,441 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-19 20:57:04,441 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 366 421) no Hoare annotation was computed. [2020-07-19 20:57:04,441 INFO L268 CegarLoopResult]: For program point L391-2(lines 391 412) no Hoare annotation was computed. [2020-07-19 20:57:04,441 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 366 421) no Hoare annotation was computed. [2020-07-19 20:57:04,442 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-19 20:57:04,442 INFO L268 CegarLoopResult]: For program point L448-2(lines 448 473) no Hoare annotation was computed. [2020-07-19 20:57:04,442 INFO L268 CegarLoopResult]: For program point L474(lines 447 475) no Hoare annotation was computed. [2020-07-19 20:57:04,442 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 422 481) no Hoare annotation was computed. [2020-07-19 20:57:04,443 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-19 20:57:04,443 INFO L268 CegarLoopResult]: For program point L467-1(line 467) no Hoare annotation was computed. [2020-07-19 20:57:04,443 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 422 481) no Hoare annotation was computed. [2020-07-19 20:57:04,443 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 422 481) no Hoare annotation was computed. [2020-07-19 20:57:04,443 INFO L268 CegarLoopResult]: For program point L454(lines 454 458) no Hoare annotation was computed. [2020-07-19 20:57:04,443 INFO L268 CegarLoopResult]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2020-07-19 20:57:04,443 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 156 162) the Hoare annotation is: true [2020-07-19 20:57:04,444 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 156 162) no Hoare annotation was computed. [2020-07-19 20:57:04,444 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 163 171) no Hoare annotation was computed. [2020-07-19 20:57:04,444 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 163 171) the Hoare annotation is: true [2020-07-19 20:57:04,444 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 163 171) no Hoare annotation was computed. [2020-07-19 20:57:04,444 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:57:04,444 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:57:04,444 INFO L264 CegarLoopResult]: At program point L256-1(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:57:04,445 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 250 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:57:04,445 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 250 272) no Hoare annotation was computed. [2020-07-19 20:57:04,445 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 250 272) no Hoare annotation was computed. [2020-07-19 20:57:04,445 INFO L264 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:57:04,446 INFO L264 CegarLoopResult]: At program point L262-1(line 262) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:57:04,446 INFO L268 CegarLoopResult]: For program point L260(lines 260 267) no Hoare annotation was computed. [2020-07-19 20:57:04,446 INFO L268 CegarLoopResult]: For program point L260-1(lines 260 267) no Hoare annotation was computed. [2020-07-19 20:57:04,446 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-19 20:57:04,446 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-19 20:57:04,446 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 206 229) no Hoare annotation was computed. [2020-07-19 20:57:04,446 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-19 20:57:04,446 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-19 20:57:04,447 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-19 20:57:04,447 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 206 229) no Hoare annotation was computed. [2020-07-19 20:57:04,447 INFO L268 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-07-19 20:57:04,447 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 206 229) no Hoare annotation was computed. [2020-07-19 20:57:04,447 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-07-19 20:57:04,447 INFO L268 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-07-19 20:57:04,447 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-07-19 20:57:04,448 INFO L268 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-07-19 20:57:04,448 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-19 20:57:04,448 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-19 20:57:04,448 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-19 20:57:04,448 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-07-19 20:57:04,448 INFO L268 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-07-19 20:57:04,448 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 777 783) no Hoare annotation was computed. [2020-07-19 20:57:04,448 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 777 783) the Hoare annotation is: true [2020-07-19 20:57:04,449 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 810 817) no Hoare annotation was computed. [2020-07-19 20:57:04,449 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 810 817) no Hoare annotation was computed. [2020-07-19 20:57:04,449 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 810 817) no Hoare annotation was computed. [2020-07-19 20:57:04,449 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 854 862) no Hoare annotation was computed. [2020-07-19 20:57:04,449 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 854 862) the Hoare annotation is: true [2020-07-19 20:57:04,449 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 854 862) no Hoare annotation was computed. [2020-07-19 20:57:04,449 INFO L268 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-07-19 20:57:04,450 INFO L268 CegarLoopResult]: For program point L893-1(line 893) no Hoare annotation was computed. [2020-07-19 20:57:04,450 INFO L268 CegarLoopResult]: For program point L882(lines 882 890) no Hoare annotation was computed. [2020-07-19 20:57:04,450 INFO L268 CegarLoopResult]: For program point L882-2(lines 882 890) no Hoare annotation was computed. [2020-07-19 20:57:04,450 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 863 898) no Hoare annotation was computed. [2020-07-19 20:57:04,450 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 863 898) no Hoare annotation was computed. [2020-07-19 20:57:04,450 INFO L268 CegarLoopResult]: For program point L870(lines 870 878) no Hoare annotation was computed. [2020-07-19 20:57:04,450 INFO L268 CegarLoopResult]: For program point L870-2(lines 870 878) no Hoare annotation was computed. [2020-07-19 20:57:04,450 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 863 898) no Hoare annotation was computed. [2020-07-19 20:57:04,451 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 149 155) no Hoare annotation was computed. [2020-07-19 20:57:04,451 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 149 155) the Hoare annotation is: true [2020-07-19 20:57:04,451 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 320 365) no Hoare annotation was computed. [2020-07-19 20:57:04,451 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 320 365) no Hoare annotation was computed. [2020-07-19 20:57:04,451 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 320 365) no Hoare annotation was computed. [2020-07-19 20:57:04,451 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 633 678) no Hoare annotation was computed. [2020-07-19 20:57:04,451 INFO L268 CegarLoopResult]: For program point L653(lines 653 660) no Hoare annotation was computed. [2020-07-19 20:57:04,452 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 633 678) no Hoare annotation was computed. [2020-07-19 20:57:04,452 INFO L268 CegarLoopResult]: For program point L647(lines 647 667) no Hoare annotation was computed. [2020-07-19 20:57:04,452 INFO L268 CegarLoopResult]: For program point L647-1(lines 647 667) no Hoare annotation was computed. [2020-07-19 20:57:04,452 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 633 678) no Hoare annotation was computed. [2020-07-19 20:57:04,452 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 239 249) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:57:04,452 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 239 249) no Hoare annotation was computed. [2020-07-19 20:57:04,452 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 239 249) no Hoare annotation was computed. [2020-07-19 20:57:04,453 INFO L264 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 20:57:04,453 INFO L271 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: true [2020-07-19 20:57:04,453 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 843 853) the Hoare annotation is: true [2020-07-19 20:57:04,453 INFO L268 CegarLoopResult]: For program point L848-1(line 848) no Hoare annotation was computed. [2020-07-19 20:57:04,453 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 843 853) no Hoare annotation was computed. [2020-07-19 20:57:04,453 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 843 853) no Hoare annotation was computed. [2020-07-19 20:57:04,453 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 835 842) the Hoare annotation is: true [2020-07-19 20:57:04,453 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 835 842) no Hoare annotation was computed. [2020-07-19 20:57:04,454 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 835 842) no Hoare annotation was computed. [2020-07-19 20:57:04,454 INFO L264 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,454 INFO L264 CegarLoopResult]: At program point L795(line 795) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,454 INFO L268 CegarLoopResult]: For program point L793(lines 793 801) no Hoare annotation was computed. [2020-07-19 20:57:04,454 INFO L264 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,454 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 785 809) no Hoare annotation was computed. [2020-07-19 20:57:04,454 INFO L268 CegarLoopResult]: For program point L791-1(line 791) no Hoare annotation was computed. [2020-07-19 20:57:04,455 INFO L268 CegarLoopResult]: For program point L789(lines 789 806) no Hoare annotation was computed. [2020-07-19 20:57:04,455 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 785 809) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,455 INFO L264 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,455 INFO L268 CegarLoopResult]: For program point L804-1(lines 785 809) no Hoare annotation was computed. [2020-07-19 20:57:04,455 INFO L264 CegarLoopResult]: At program point testENTRY(lines 681 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:57:04,455 INFO L268 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-07-19 20:57:04,455 INFO L264 CegarLoopResult]: At program point L729-2(lines 721 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 20:57:04,456 INFO L268 CegarLoopResult]: For program point testFINAL(lines 681 746) no Hoare annotation was computed. [2020-07-19 20:57:04,456 INFO L268 CegarLoopResult]: For program point L692(lines 691 738) no Hoare annotation was computed. [2020-07-19 20:57:04,456 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 20:57:04,456 INFO L268 CegarLoopResult]: For program point L721(lines 721 734) no Hoare annotation was computed. [2020-07-19 20:57:04,456 INFO L264 CegarLoopResult]: At program point L713(line 713) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 20:57:04,456 INFO L268 CegarLoopResult]: For program point L711(lines 711 717) no Hoare annotation was computed. [2020-07-19 20:57:04,456 INFO L268 CegarLoopResult]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2020-07-19 20:57:04,457 INFO L264 CegarLoopResult]: At program point L736(lines 691 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 20:57:04,457 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 test_~splverifierCounter~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0))) [2020-07-19 20:57:04,457 INFO L268 CegarLoopResult]: For program point L701(lines 701 707) no Hoare annotation was computed. [2020-07-19 20:57:04,457 INFO L268 CegarLoopResult]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2020-07-19 20:57:04,457 INFO L268 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2020-07-19 20:57:04,457 INFO L264 CegarLoopResult]: At program point L739(lines 690 740) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 20:57:04,457 INFO L268 CegarLoopResult]: For program point testEXIT(lines 681 746) no Hoare annotation was computed. [2020-07-19 20:57:04,458 INFO L268 CegarLoopResult]: For program point L607(lines 607 614) no Hoare annotation was computed. [2020-07-19 20:57:04,458 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 587 632) no Hoare annotation was computed. [2020-07-19 20:57:04,458 INFO L268 CegarLoopResult]: For program point L601(lines 601 621) no Hoare annotation was computed. [2020-07-19 20:57:04,458 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 621) no Hoare annotation was computed. [2020-07-19 20:57:04,458 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 587 632) no Hoare annotation was computed. [2020-07-19 20:57:04,458 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 587 632) no Hoare annotation was computed. [2020-07-19 20:57:04,458 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-07-19 20:57:04,459 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 284 312) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,459 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,459 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-07-19 20:57:04,459 INFO L268 CegarLoopResult]: For program point L296(lines 296 306) no Hoare annotation was computed. [2020-07-19 20:57:04,459 INFO L264 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1) (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse1))) [2020-07-19 20:57:04,459 INFO L268 CegarLoopResult]: For program point L294-1(line 294) no Hoare annotation was computed. [2020-07-19 20:57:04,459 INFO L268 CegarLoopResult]: For program point L292(lines 292 309) no Hoare annotation was computed. [2020-07-19 20:57:04,459 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 284 312) no Hoare annotation was computed. [2020-07-19 20:57:04,460 INFO L268 CegarLoopResult]: For program point L292-1(lines 284 312) no Hoare annotation was computed. [2020-07-19 20:57:04,460 INFO L264 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,460 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-19 20:57:04,460 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-19 20:57:04,460 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-19 20:57:04,460 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-19 20:57:04,460 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-19 20:57:04,461 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 276 283) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,461 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 276 283) no Hoare annotation was computed. [2020-07-19 20:57:04,461 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 276 283) no Hoare annotation was computed. [2020-07-19 20:57:04,461 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 139 148) no Hoare annotation was computed. [2020-07-19 20:57:04,461 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 139 148) no Hoare annotation was computed. [2020-07-19 20:57:04,461 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 139 148) no Hoare annotation was computed. [2020-07-19 20:57:04,461 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 484 586) no Hoare annotation was computed. [2020-07-19 20:57:04,462 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-19 20:57:04,462 INFO L268 CegarLoopResult]: For program point L572(lines 572 583) no Hoare annotation was computed. [2020-07-19 20:57:04,462 INFO L268 CegarLoopResult]: For program point L535(lines 535 539) no Hoare annotation was computed. [2020-07-19 20:57:04,462 INFO L268 CegarLoopResult]: For program point L533-2(lines 533 553) no Hoare annotation was computed. [2020-07-19 20:57:04,462 INFO L268 CegarLoopResult]: For program point L554(lines 532 555) no Hoare annotation was computed. [2020-07-19 20:57:04,462 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 484 586) no Hoare annotation was computed. [2020-07-19 20:57:04,462 INFO L268 CegarLoopResult]: For program point L513(lines 513 529) no Hoare annotation was computed. [2020-07-19 20:57:04,462 INFO L268 CegarLoopResult]: For program point L573(lines 573 580) no Hoare annotation was computed. [2020-07-19 20:57:04,463 INFO L268 CegarLoopResult]: For program point L534(lines 533 553) no Hoare annotation was computed. [2020-07-19 20:57:04,463 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-19 20:57:04,463 INFO L268 CegarLoopResult]: For program point L565-1(line 565) no Hoare annotation was computed. [2020-07-19 20:57:04,463 INFO L268 CegarLoopResult]: For program point L530(lines 530 571) no Hoare annotation was computed. [2020-07-19 20:57:04,463 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 484 586) no Hoare annotation was computed. [2020-07-19 20:57:04,463 INFO L268 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-07-19 20:57:04,463 INFO L268 CegarLoopResult]: For program point L549-1(line 549) no Hoare annotation was computed. [2020-07-19 20:57:04,463 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 20:57:04,464 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.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~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-19 20:57:04,464 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 20:57:04,464 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-07-19 20:57:04,464 INFO L268 CegarLoopResult]: For program point L829-1(lines 818 834) no Hoare annotation was computed. [2020-07-19 20:57:04,464 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 818 834) no Hoare annotation was computed. [2020-07-19 20:57:04,464 INFO L268 CegarLoopResult]: For program point L825(lines 825 831) no Hoare annotation was computed. [2020-07-19 20:57:04,464 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 818 834) no Hoare annotation was computed. [2020-07-19 20:57:04,465 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-07-19 20:57:04,465 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-07-19 20:57:04,465 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-07-19 20:57:04,465 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-19 20:57:04,465 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-19 20:57:04,465 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,465 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-19 20:57:04,465 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-19 20:57:04,466 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 20:57:04,466 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 20:57:04,466 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 20:57:04,466 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-19 20:57:04,466 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-19 20:57:04,466 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-19 20:57:04,466 INFO L264 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,466 INFO L264 CegarLoopResult]: At program point L764(lines 764 770) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,467 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,467 INFO L268 CegarLoopResult]: For program point L757(lines 756 775) no Hoare annotation was computed. [2020-07-19 20:57:04,467 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 753 776) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,467 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 753 776) no Hoare annotation was computed. [2020-07-19 20:57:04,467 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 753 776) no Hoare annotation was computed. [2020-07-19 20:57:04,467 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 175 204) no Hoare annotation was computed. [2020-07-19 20:57:04,467 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-07-19 20:57:04,468 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 175 204) the Hoare annotation is: true [2020-07-19 20:57:04,468 INFO L271 CegarLoopResult]: At program point L189-1(lines 189 193) the Hoare annotation is: true [2020-07-19 20:57:04,468 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-07-19 20:57:04,468 INFO L271 CegarLoopResult]: At program point L185-2(lines 185 199) the Hoare annotation is: true [2020-07-19 20:57:04,468 INFO L271 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: true [2020-07-19 20:57:04,468 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-07-19 20:57:04,468 INFO L271 CegarLoopResult]: At program point L200(lines 175 204) the Hoare annotation is: true [2020-07-19 20:57:04,468 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-19 20:57:04,469 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-19 20:57:04,469 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-19 20:57:04,469 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-19 20:57:04,469 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 230 236) no Hoare annotation was computed. [2020-07-19 20:57:04,469 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 230 236) the Hoare annotation is: true [2020-07-19 20:57:04,469 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 20:57:04,469 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-19 20:57:04,469 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 20:57:04,470 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 20:57:04,470 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 899 906) no Hoare annotation was computed. [2020-07-19 20:57:04,470 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 899 906) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-19 20:57:04,470 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 899 906) no Hoare annotation was computed. [2020-07-19 20:57:04,470 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-19 20:57:04,470 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-19 20:57:04,470 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 20:57:04,471 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2020-07-19 20:57:04,471 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2020-07-19 20:57:04,471 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2020-07-19 20:57:04,471 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2020-07-19 20:57:04,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 08:57:04 BoogieIcfgContainer [2020-07-19 20:57:04,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 20:57:04,489 INFO L168 Benchmark]: Toolchain (without parser) took 21966.78 ms. Allocated memory was 138.4 MB in the beginning and 605.6 MB in the end (delta: 467.1 MB). Free memory was 100.6 MB in the beginning and 291.2 MB in the end (delta: -190.6 MB). Peak memory consumption was 453.3 MB. Max. memory is 7.1 GB. [2020-07-19 20:57:04,490 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-19 20:57:04,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.81 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 100.2 MB in the beginning and 171.6 MB in the end (delta: -71.4 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2020-07-19 20:57:04,492 INFO L168 Benchmark]: Boogie Preprocessor took 83.09 ms. Allocated memory is still 202.9 MB. Free memory was 171.6 MB in the beginning and 167.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-19 20:57:04,493 INFO L168 Benchmark]: RCFGBuilder took 1202.56 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.5 MB in the beginning and 199.8 MB in the end (delta: -32.2 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. [2020-07-19 20:57:04,493 INFO L168 Benchmark]: TraceAbstraction took 19971.36 ms. Allocated memory was 235.9 MB in the beginning and 605.6 MB in the end (delta: 369.6 MB). Free memory was 199.8 MB in the beginning and 291.2 MB in the end (delta: -91.4 MB). Peak memory consumption was 454.9 MB. Max. memory is 7.1 GB. [2020-07-19 20:57:04,497 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.81 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 100.2 MB in the beginning and 171.6 MB in the end (delta: -71.4 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.09 ms. Allocated memory is still 202.9 MB. Free memory was 171.6 MB in the beginning and 167.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1202.56 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.5 MB in the beginning and 199.8 MB in the end (delta: -32.2 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19971.36 ms. Allocated memory was 235.9 MB in the beginning and 605.6 MB in the end (delta: 369.6 MB). Free memory was 199.8 MB in the beginning and 291.2 MB in the end (delta: -91.4 MB). Peak memory consumption was 454.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 690]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive)) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 436 SDtfs, 728 SDslu, 380 SDs, 0 SdLazy, 1837 SolverSat, 537 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 169 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 258 PreInvPairs, 296 NumberOfFragments, 832 HoareAnnotationTreeSize, 258 FomulaSimplifications, 106822 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 52 FomulaSimplificationsInter, 11282 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 85909 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...