/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:18,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:18,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:19,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:19,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:19,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:19,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:19,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:19,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:19,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:19,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:19,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:19,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:19,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:19,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:19,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:19,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:19,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:19,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:19,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:19,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:19,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:19,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:19,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:19,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:19,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:19,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:19,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:19,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:19,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:19,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:19,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:19,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:19,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:19,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:19,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:19,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:19,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:19,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:19,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:19,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:19,063 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 [2020-07-21 10:38:19,082 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:19,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:19,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:19,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:19,084 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:19,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:19,085 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:19,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:19,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:19,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:19,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:19,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:19,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:19,087 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:19,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:19,088 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:19,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:19,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:19,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:19,088 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:19,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:19,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:19,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:19,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:19,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:19,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:19,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:19,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:19,090 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:19,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:38:19,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:19,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:19,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:19,367 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:19,367 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:19,368 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-07-21 10:38:19,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82f8da0a3/ef39be894ce440e8a3c984eaac50fd58/FLAG926ee3a88 [2020-07-21 10:38:19,922 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:19,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-07-21 10:38:19,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82f8da0a3/ef39be894ce440e8a3c984eaac50fd58/FLAG926ee3a88 [2020-07-21 10:38:20,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82f8da0a3/ef39be894ce440e8a3c984eaac50fd58 [2020-07-21 10:38:20,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:20,280 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:20,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:20,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:20,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:20,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:20" (1/1) ... [2020-07-21 10:38:20,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f805f45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20, skipping insertion in model container [2020-07-21 10:38:20,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:20" (1/1) ... [2020-07-21 10:38:20,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:20,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:20,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:20,738 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:20,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:20,898 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:20,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20 WrapperNode [2020-07-21 10:38:20,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:20,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:20,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:20,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:20,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20" (1/1) ... [2020-07-21 10:38:20,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20" (1/1) ... [2020-07-21 10:38:20,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20" (1/1) ... [2020-07-21 10:38:20,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20" (1/1) ... [2020-07-21 10:38:20,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20" (1/1) ... [2020-07-21 10:38:20,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20" (1/1) ... [2020-07-21 10:38:20,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20" (1/1) ... [2020-07-21 10:38:20,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:20,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:20,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:20,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:20,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20" (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 [2020-07-21 10:38:21,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:21,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:21,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:21,048 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:21,048 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:21,048 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:21,048 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:21,048 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:21,049 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:21,049 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:21,049 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:21,049 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:38:21,049 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:38:21,049 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:21,049 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:21,050 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:21,050 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:21,050 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:21,050 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:21,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:21,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:21,051 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:21,051 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:21,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:21,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:21,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:21,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:21,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:21,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:21,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:21,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:21,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:21,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:21,052 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:21,053 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:21,053 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:21,053 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:21,053 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:21,053 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:38:21,055 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:38:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:21,056 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:22,070 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:22,071 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:22,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:22 BoogieIcfgContainer [2020-07-21 10:38:22,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:22,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:22,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:22,080 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:22,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:20" (1/3) ... [2020-07-21 10:38:22,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd289d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:22, skipping insertion in model container [2020-07-21 10:38:22,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:20" (2/3) ... [2020-07-21 10:38:22,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd289d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:22, skipping insertion in model container [2020-07-21 10:38:22,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:22" (3/3) ... [2020-07-21 10:38:22,084 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2020-07-21 10:38:22,094 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:22,102 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:22,116 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:22,139 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:22,139 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:22,139 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:22,139 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:22,140 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:22,140 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:22,140 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:22,140 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:22,160 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-07-21 10:38:22,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:22,169 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:22,170 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:22,171 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:22,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:22,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1730166984, now seen corresponding path program 1 times [2020-07-21 10:38:22,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:22,186 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1610664573] [2020-07-21 10:38:22,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:22,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:22,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:22,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:22,501 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:22,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1610664573] [2020-07-21 10:38:22,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:22,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:22,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307391168] [2020-07-21 10:38:22,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:22,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:22,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:22,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:22,526 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 2 states. [2020-07-21 10:38:22,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:22,566 INFO L93 Difference]: Finished difference Result 240 states and 297 transitions. [2020-07-21 10:38:22,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:22,567 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:22,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:22,581 INFO L225 Difference]: With dead ends: 240 [2020-07-21 10:38:22,581 INFO L226 Difference]: Without dead ends: 122 [2020-07-21 10:38:22,586 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:22,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-07-21 10:38:22,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2020-07-21 10:38:22,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-07-21 10:38:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2020-07-21 10:38:22,649 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 59 [2020-07-21 10:38:22,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:22,649 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2020-07-21 10:38:22,650 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:22,650 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2020-07-21 10:38:22,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:22,653 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:22,654 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:22,870 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:22,870 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:22,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:22,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1195387073, now seen corresponding path program 1 times [2020-07-21 10:38:22,872 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:22,873 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1414899727] [2020-07-21 10:38:22,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:23,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:23,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:23,152 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:23,152 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:23,152 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1414899727] [2020-07-21 10:38:23,153 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:23,153 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:23,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464212837] [2020-07-21 10:38:23,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:23,155 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:23,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:23,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:23,156 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 3 states. [2020-07-21 10:38:23,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:23,178 INFO L93 Difference]: Finished difference Result 179 states and 207 transitions. [2020-07-21 10:38:23,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:23,182 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:23,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:23,184 INFO L225 Difference]: With dead ends: 179 [2020-07-21 10:38:23,184 INFO L226 Difference]: Without dead ends: 113 [2020-07-21 10:38:23,186 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:23,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-07-21 10:38:23,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2020-07-21 10:38:23,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-07-21 10:38:23,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2020-07-21 10:38:23,198 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 60 [2020-07-21 10:38:23,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:23,199 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2020-07-21 10:38:23,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:23,199 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2020-07-21 10:38:23,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 10:38:23,201 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:23,201 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:23,415 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:23,416 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:23,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:23,417 INFO L82 PathProgramCache]: Analyzing trace with hash -754484092, now seen corresponding path program 1 times [2020-07-21 10:38:23,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:23,419 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1286998079] [2020-07-21 10:38:23,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:23,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:23,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:23,670 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:23,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1286998079] [2020-07-21 10:38:23,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:23,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:23,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344783909] [2020-07-21 10:38:23,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:23,674 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:23,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:23,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:23,675 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 3 states. [2020-07-21 10:38:23,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:23,730 INFO L93 Difference]: Finished difference Result 279 states and 333 transitions. [2020-07-21 10:38:23,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:23,730 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 10:38:23,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:23,735 INFO L225 Difference]: With dead ends: 279 [2020-07-21 10:38:23,737 INFO L226 Difference]: Without dead ends: 194 [2020-07-21 10:38:23,739 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:23,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-07-21 10:38:23,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 188. [2020-07-21 10:38:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-07-21 10:38:23,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 223 transitions. [2020-07-21 10:38:23,770 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 223 transitions. Word has length 65 [2020-07-21 10:38:23,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:23,771 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 223 transitions. [2020-07-21 10:38:23,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 223 transitions. [2020-07-21 10:38:23,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 10:38:23,774 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:23,774 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:23,989 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:23,990 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:23,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:23,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1343966775, now seen corresponding path program 1 times [2020-07-21 10:38:23,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:23,991 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1170524753] [2020-07-21 10:38:23,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:24,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:24,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:24,277 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:24,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1170524753] [2020-07-21 10:38:24,277 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:24,277 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:24,278 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203330386] [2020-07-21 10:38:24,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:24,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:24,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:24,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:24,279 INFO L87 Difference]: Start difference. First operand 188 states and 223 transitions. Second operand 6 states. [2020-07-21 10:38:24,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:24,480 INFO L93 Difference]: Finished difference Result 305 states and 374 transitions. [2020-07-21 10:38:24,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:24,480 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 10:38:24,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:24,481 INFO L225 Difference]: With dead ends: 305 [2020-07-21 10:38:24,482 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:24,484 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:38:24,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:24,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:24,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:24,485 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-21 10:38:24,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:24,485 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:24,485 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:24,485 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:24,693 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:24,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:25,294 INFO L268 CegarLoopResult]: For program point L547-2(lines 547 568) no Hoare annotation was computed. [2020-07-21 10:38:25,295 INFO L268 CegarLoopResult]: For program point L569(lines 546 570) no Hoare annotation was computed. [2020-07-21 10:38:25,295 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 522 577) no Hoare annotation was computed. [2020-07-21 10:38:25,295 INFO L268 CegarLoopResult]: For program point L553(lines 553 557) no Hoare annotation was computed. [2020-07-21 10:38:25,295 INFO L268 CegarLoopResult]: For program point L553-1(lines 553 557) no Hoare annotation was computed. [2020-07-21 10:38:25,295 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 522 577) no Hoare annotation was computed. [2020-07-21 10:38:25,295 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-07-21 10:38:25,295 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 522 577) no Hoare annotation was computed. [2020-07-21 10:38:25,295 INFO L268 CegarLoopResult]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2020-07-21 10:38:25,295 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-07-21 10:38:25,296 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 629) no Hoare annotation was computed. [2020-07-21 10:38:25,296 INFO L268 CegarLoopResult]: For program point L630(lines 603 631) no Hoare annotation was computed. [2020-07-21 10:38:25,296 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 578 637) no Hoare annotation was computed. [2020-07-21 10:38:25,296 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-07-21 10:38:25,296 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 578 637) no Hoare annotation was computed. [2020-07-21 10:38:25,296 INFO L268 CegarLoopResult]: For program point L623-1(line 623) no Hoare annotation was computed. [2020-07-21 10:38:25,296 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 578 637) no Hoare annotation was computed. [2020-07-21 10:38:25,296 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-07-21 10:38:25,297 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 402 408) the Hoare annotation is: true [2020-07-21 10:38:25,297 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 402 408) no Hoare annotation was computed. [2020-07-21 10:38:25,297 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 409 417) no Hoare annotation was computed. [2020-07-21 10:38:25,297 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 409 417) the Hoare annotation is: true [2020-07-21 10:38:25,297 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 409 417) no Hoare annotation was computed. [2020-07-21 10:38:25,297 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 422 429) the Hoare annotation is: true [2020-07-21 10:38:25,297 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 422 429) no Hoare annotation was computed. [2020-07-21 10:38:25,298 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 422 429) no Hoare annotation was computed. [2020-07-21 10:38:25,298 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 430 439) the Hoare annotation is: true [2020-07-21 10:38:25,298 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 430 439) no Hoare annotation was computed. [2020-07-21 10:38:25,298 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 430 439) no Hoare annotation was computed. [2020-07-21 10:38:25,298 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-07-21 10:38:25,298 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-07-21 10:38:25,298 INFO L268 CegarLoopResult]: For program point L448(lines 448 465) no Hoare annotation was computed. [2020-07-21 10:38:25,298 INFO L268 CegarLoopResult]: For program point L448-1(lines 440 468) no Hoare annotation was computed. [2020-07-21 10:38:25,299 INFO L271 CegarLoopResult]: At program point L446(line 446) the Hoare annotation is: true [2020-07-21 10:38:25,299 INFO L268 CegarLoopResult]: For program point L446-1(line 446) no Hoare annotation was computed. [2020-07-21 10:38:25,299 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 440 468) the Hoare annotation is: true [2020-07-21 10:38:25,299 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 440 468) no Hoare annotation was computed. [2020-07-21 10:38:25,299 INFO L264 CegarLoopResult]: At program point L455(line 455) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 10:38:25,299 INFO L268 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-07-21 10:38:25,299 INFO L268 CegarLoopResult]: For program point L452(lines 452 462) no Hoare annotation was computed. [2020-07-21 10:38:25,300 INFO L271 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: true [2020-07-21 10:38:25,300 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 360 382) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,300 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 360 382) no Hoare annotation was computed. [2020-07-21 10:38:25,300 INFO L264 CegarLoopResult]: At program point L372(line 372) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,300 INFO L264 CegarLoopResult]: At program point L372-1(line 372) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,300 INFO L268 CegarLoopResult]: For program point L370(lines 370 377) no Hoare annotation was computed. [2020-07-21 10:38:25,301 INFO L268 CegarLoopResult]: For program point L370-1(lines 370 377) no Hoare annotation was computed. [2020-07-21 10:38:25,301 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-07-21 10:38:25,301 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,301 INFO L264 CegarLoopResult]: At program point L366(line 366) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,301 INFO L264 CegarLoopResult]: At program point L366-1(line 366) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,301 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 360 382) no Hoare annotation was computed. [2020-07-21 10:38:25,302 INFO L268 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-07-21 10:38:25,302 INFO L268 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-07-21 10:38:25,302 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 314 337) no Hoare annotation was computed. [2020-07-21 10:38:25,302 INFO L268 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-07-21 10:38:25,302 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 314 337) no Hoare annotation was computed. [2020-07-21 10:38:25,302 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 314 337) no Hoare annotation was computed. [2020-07-21 10:38:25,302 INFO L268 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-07-21 10:38:25,302 INFO L268 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-07-21 10:38:25,302 INFO L268 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-07-21 10:38:25,303 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-07-21 10:38:25,303 INFO L268 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-07-21 10:38:25,303 INFO L268 CegarLoopResult]: For program point L327(line 327) no Hoare annotation was computed. [2020-07-21 10:38:25,303 INFO L268 CegarLoopResult]: For program point L326(line 326) no Hoare annotation was computed. [2020-07-21 10:38:25,303 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-07-21 10:38:25,303 INFO L268 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-07-21 10:38:25,303 INFO L268 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-07-21 10:38:25,303 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-07-21 10:38:25,329 INFO L264 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:25,329 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 187 201) no Hoare annotation was computed. [2020-07-21 10:38:25,329 INFO L268 CegarLoopResult]: For program point L191(lines 191 197) no Hoare annotation was computed. [2020-07-21 10:38:25,330 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 187 201) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-21 10:38:25,330 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 187 201) no Hoare annotation was computed. [2020-07-21 10:38:25,330 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 142 150) no Hoare annotation was computed. [2020-07-21 10:38:25,330 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 142 150) the Hoare annotation is: true [2020-07-21 10:38:25,330 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 142 150) no Hoare annotation was computed. [2020-07-21 10:38:25,330 INFO L268 CegarLoopResult]: For program point L158(lines 158 166) no Hoare annotation was computed. [2020-07-21 10:38:25,330 INFO L268 CegarLoopResult]: For program point L158-2(lines 158 166) no Hoare annotation was computed. [2020-07-21 10:38:25,331 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-21 10:38:25,331 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-07-21 10:38:25,331 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 151 186) no Hoare annotation was computed. [2020-07-21 10:38:25,331 INFO L268 CegarLoopResult]: For program point L170(lines 170 178) no Hoare annotation was computed. [2020-07-21 10:38:25,331 INFO L268 CegarLoopResult]: For program point L170-2(lines 170 178) no Hoare annotation was computed. [2020-07-21 10:38:25,331 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 151 186) no Hoare annotation was computed. [2020-07-21 10:38:25,331 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 151 186) no Hoare annotation was computed. [2020-07-21 10:38:25,331 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 395 401) no Hoare annotation was computed. [2020-07-21 10:38:25,332 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 395 401) the Hoare annotation is: true [2020-07-21 10:38:25,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 476 521) no Hoare annotation was computed. [2020-07-21 10:38:25,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 476 521) no Hoare annotation was computed. [2020-07-21 10:38:25,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 476 521) no Hoare annotation was computed. [2020-07-21 10:38:25,332 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 789 834) no Hoare annotation was computed. [2020-07-21 10:38:25,332 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 789 834) no Hoare annotation was computed. [2020-07-21 10:38:25,332 INFO L268 CegarLoopResult]: For program point L809(lines 809 816) no Hoare annotation was computed. [2020-07-21 10:38:25,332 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 789 834) no Hoare annotation was computed. [2020-07-21 10:38:25,333 INFO L268 CegarLoopResult]: For program point L803(lines 803 823) no Hoare annotation was computed. [2020-07-21 10:38:25,333 INFO L268 CegarLoopResult]: For program point L803-1(lines 803 823) no Hoare annotation was computed. [2020-07-21 10:38:25,333 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 346 356) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,333 INFO L264 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,333 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 346 356) no Hoare annotation was computed. [2020-07-21 10:38:25,333 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 346 356) no Hoare annotation was computed. [2020-07-21 10:38:25,333 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 131 141) the Hoare annotation is: true [2020-07-21 10:38:25,334 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 131 141) no Hoare annotation was computed. [2020-07-21 10:38:25,334 INFO L271 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: true [2020-07-21 10:38:25,334 INFO L268 CegarLoopResult]: For program point L136-1(line 136) no Hoare annotation was computed. [2020-07-21 10:38:25,334 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 131 141) no Hoare annotation was computed. [2020-07-21 10:38:25,334 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 123 130) the Hoare annotation is: true [2020-07-21 10:38:25,334 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 123 130) no Hoare annotation was computed. [2020-07-21 10:38:25,334 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 123 130) no Hoare annotation was computed. [2020-07-21 10:38:25,334 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:25,335 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-07-21 10:38:25,335 INFO L268 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-07-21 10:38:25,335 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 90 114) no Hoare annotation was computed. [2020-07-21 10:38:25,335 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 90 114) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:25,335 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:25,335 INFO L268 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-07-21 10:38:25,335 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:25,336 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:25,336 INFO L268 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-07-21 10:38:25,336 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-07-21 10:38:25,336 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-07-21 10:38:25,336 INFO L268 CegarLoopResult]: For program point L225(lines 224 273) no Hoare annotation was computed. [2020-07-21 10:38:25,336 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,336 INFO L264 CegarLoopResult]: At program point testENTRY(lines 214 281) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,337 INFO L268 CegarLoopResult]: For program point L254(lines 254 269) no Hoare annotation was computed. [2020-07-21 10:38:25,337 INFO L268 CegarLoopResult]: For program point testFINAL(lines 214 281) no Hoare annotation was computed. [2020-07-21 10:38:25,337 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,337 INFO L268 CegarLoopResult]: For program point L244(lines 244 250) no Hoare annotation was computed. [2020-07-21 10:38:25,337 INFO L268 CegarLoopResult]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2020-07-21 10:38:25,337 INFO L264 CegarLoopResult]: At program point L271(lines 224 273) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,337 INFO L264 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,338 INFO L268 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-07-21 10:38:25,338 INFO L268 CegarLoopResult]: For program point L234-1(lines 234 240) no Hoare annotation was computed. [2020-07-21 10:38:25,338 INFO L268 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2020-07-21 10:38:25,338 INFO L264 CegarLoopResult]: At program point L274(lines 223 275) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,338 INFO L264 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,338 INFO L268 CegarLoopResult]: For program point L262(lines 262 268) no Hoare annotation was computed. [2020-07-21 10:38:25,338 INFO L264 CegarLoopResult]: At program point L262-1(lines 254 269) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:25,339 INFO L268 CegarLoopResult]: For program point testEXIT(lines 214 281) no Hoare annotation was computed. [2020-07-21 10:38:25,339 INFO L268 CegarLoopResult]: For program point L763(lines 763 770) no Hoare annotation was computed. [2020-07-21 10:38:25,339 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 743 788) no Hoare annotation was computed. [2020-07-21 10:38:25,339 INFO L268 CegarLoopResult]: For program point L757(lines 757 777) no Hoare annotation was computed. [2020-07-21 10:38:25,339 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 743 788) no Hoare annotation was computed. [2020-07-21 10:38:25,339 INFO L268 CegarLoopResult]: For program point L757-1(lines 757 777) no Hoare annotation was computed. [2020-07-21 10:38:25,339 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 743 788) no Hoare annotation was computed. [2020-07-21 10:38:25,339 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 892 914) no Hoare annotation was computed. [2020-07-21 10:38:25,339 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 892 914) no Hoare annotation was computed. [2020-07-21 10:38:25,340 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 892 914) no Hoare annotation was computed. [2020-07-21 10:38:25,340 INFO L268 CegarLoopResult]: For program point L900(lines 900 908) no Hoare annotation was computed. [2020-07-21 10:38:25,340 INFO L268 CegarLoopResult]: For program point L900-2(lines 900 908) no Hoare annotation was computed. [2020-07-21 10:38:25,340 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 385 394) no Hoare annotation was computed. [2020-07-21 10:38:25,340 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 385 394) no Hoare annotation was computed. [2020-07-21 10:38:25,340 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 385 394) no Hoare annotation was computed. [2020-07-21 10:38:25,340 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 640 742) no Hoare annotation was computed. [2020-07-21 10:38:25,340 INFO L268 CegarLoopResult]: For program point L669(lines 669 685) no Hoare annotation was computed. [2020-07-21 10:38:25,340 INFO L268 CegarLoopResult]: For program point L729(lines 729 736) no Hoare annotation was computed. [2020-07-21 10:38:25,341 INFO L268 CegarLoopResult]: For program point L690(lines 689 709) no Hoare annotation was computed. [2020-07-21 10:38:25,341 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-07-21 10:38:25,341 INFO L268 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-07-21 10:38:25,341 INFO L268 CegarLoopResult]: For program point L686(lines 686 727) no Hoare annotation was computed. [2020-07-21 10:38:25,341 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 640 742) no Hoare annotation was computed. [2020-07-21 10:38:25,341 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-07-21 10:38:25,341 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-07-21 10:38:25,341 INFO L268 CegarLoopResult]: For program point L664(lines 664 668) no Hoare annotation was computed. [2020-07-21 10:38:25,341 INFO L268 CegarLoopResult]: For program point L728(lines 728 739) no Hoare annotation was computed. [2020-07-21 10:38:25,342 INFO L268 CegarLoopResult]: For program point L691(lines 691 695) no Hoare annotation was computed. [2020-07-21 10:38:25,342 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 640 742) no Hoare annotation was computed. [2020-07-21 10:38:25,342 INFO L268 CegarLoopResult]: For program point L689-2(lines 689 709) no Hoare annotation was computed. [2020-07-21 10:38:25,342 INFO L268 CegarLoopResult]: For program point L710(lines 688 711) no Hoare annotation was computed. [2020-07-21 10:38:25,342 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:25,342 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:25,342 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:25,342 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 115 122) no Hoare annotation was computed. [2020-07-21 10:38:25,342 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 115 122) no Hoare annotation was computed. [2020-07-21 10:38:25,343 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 115 122) no Hoare annotation was computed. [2020-07-21 10:38:25,343 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 915 923) the Hoare annotation is: true [2020-07-21 10:38:25,343 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 915 923) no Hoare annotation was computed. [2020-07-21 10:38:25,343 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 915 923) no Hoare annotation was computed. [2020-07-21 10:38:25,343 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 871 882) the Hoare annotation is: true [2020-07-21 10:38:25,343 INFO L268 CegarLoopResult]: For program point L875-1(lines 871 882) no Hoare annotation was computed. [2020-07-21 10:38:25,343 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 871 882) no Hoare annotation was computed. [2020-07-21 10:38:25,343 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:25,343 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:25,344 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:25,344 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 883 891) the Hoare annotation is: true [2020-07-21 10:38:25,344 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 883 891) no Hoare annotation was computed. [2020-07-21 10:38:25,344 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 883 891) no Hoare annotation was computed. [2020-07-21 10:38:25,344 INFO L264 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:25,344 INFO L268 CegarLoopResult]: For program point L62(lines 58 80) no Hoare annotation was computed. [2020-07-21 10:38:25,344 INFO L268 CegarLoopResult]: For program point L60(lines 58 80) no Hoare annotation was computed. [2020-07-21 10:38:25,344 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:25,345 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2020-07-21 10:38:25,345 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:25,345 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2020-07-21 10:38:25,345 INFO L264 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:25,345 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-07-21 10:38:25,345 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 284 313) no Hoare annotation was computed. [2020-07-21 10:38:25,345 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 284 313) the Hoare annotation is: true [2020-07-21 10:38:25,345 INFO L271 CegarLoopResult]: At program point L309(lines 284 313) the Hoare annotation is: true [2020-07-21 10:38:25,346 INFO L268 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-07-21 10:38:25,346 INFO L268 CegarLoopResult]: For program point L298(lines 298 302) no Hoare annotation was computed. [2020-07-21 10:38:25,346 INFO L271 CegarLoopResult]: At program point L298-1(lines 298 302) the Hoare annotation is: true [2020-07-21 10:38:25,346 INFO L268 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-07-21 10:38:25,346 INFO L271 CegarLoopResult]: At program point L294-2(lines 294 308) the Hoare annotation is: true [2020-07-21 10:38:25,346 INFO L271 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: true [2020-07-21 10:38:25,346 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 847 858) the Hoare annotation is: true [2020-07-21 10:38:25,346 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 847 858) no Hoare annotation was computed. [2020-07-21 10:38:25,347 INFO L268 CegarLoopResult]: For program point L851-1(lines 847 858) no Hoare annotation was computed. [2020-07-21 10:38:25,347 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 338 344) no Hoare annotation was computed. [2020-07-21 10:38:25,347 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 338 344) the Hoare annotation is: true [2020-07-21 10:38:25,347 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:25,347 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:25,347 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:25,347 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:25,347 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 202 209) no Hoare annotation was computed. [2020-07-21 10:38:25,348 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 202 209) the Hoare annotation is: true [2020-07-21 10:38:25,348 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 202 209) no Hoare annotation was computed. [2020-07-21 10:38:25,348 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 859 870) no Hoare annotation was computed. [2020-07-21 10:38:25,348 INFO L268 CegarLoopResult]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2020-07-21 10:38:25,348 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 859 870) the Hoare annotation is: true [2020-07-21 10:38:25,348 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 836 843) no Hoare annotation was computed. [2020-07-21 10:38:25,348 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 840) no Hoare annotation was computed. [2020-07-21 10:38:25,349 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 836 843) the Hoare annotation is: true [2020-07-21 10:38:25,349 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 836 843) no Hoare annotation was computed. [2020-07-21 10:38:25,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:25 BoogieIcfgContainer [2020-07-21 10:38:25,363 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:25,366 INFO L168 Benchmark]: Toolchain (without parser) took 5086.27 ms. Allocated memory was 140.0 MB in the beginning and 288.4 MB in the end (delta: 148.4 MB). Free memory was 102.0 MB in the beginning and 247.0 MB in the end (delta: -144.9 MB). Peak memory consumption was 112.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:25,367 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:38:25,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.17 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 172.3 MB in the end (delta: -70.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:25,369 INFO L168 Benchmark]: Boogie Preprocessor took 89.14 ms. Allocated memory is still 203.9 MB. Free memory was 172.3 MB in the beginning and 168.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:25,370 INFO L168 Benchmark]: RCFGBuilder took 1087.24 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 168.3 MB in the beginning and 194.4 MB in the end (delta: -26.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:25,371 INFO L168 Benchmark]: TraceAbstraction took 3286.36 ms. Allocated memory was 234.4 MB in the beginning and 288.4 MB in the end (delta: 54.0 MB). Free memory was 194.4 MB in the beginning and 247.0 MB in the end (delta: -52.5 MB). Peak memory consumption was 110.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:25,375 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 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.17 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 172.3 MB in the end (delta: -70.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.14 ms. Allocated memory is still 203.9 MB. Free memory was 172.3 MB in the beginning and 168.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1087.24 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 168.3 MB in the beginning and 194.4 MB in the end (delta: -26.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3286.36 ms. Allocated memory was 234.4 MB in the beginning and 288.4 MB in the end (delta: 54.0 MB). Free memory was 194.4 MB in the beginning and 247.0 MB in the end (delta: -52.5 MB). Peak memory consumption was 110.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 840]: 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: 223]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 541 SDtfs, 174 SDslu, 444 SDs, 0 SdLazy, 67 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 252 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=188occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 238 PreInvPairs, 254 NumberOfFragments, 369 HoareAnnotationTreeSize, 238 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 57 FomulaSimplificationsInter, 447 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 24448 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2861 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...