/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.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-20 00:54:50,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 00:54:50,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 00:54:50,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 00:54:50,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 00:54:50,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 00:54:50,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 00:54:50,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 00:54:50,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 00:54:50,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 00:54:50,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 00:54:50,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 00:54:50,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 00:54:50,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 00:54:50,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 00:54:50,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 00:54:50,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 00:54:50,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 00:54:50,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 00:54:50,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 00:54:50,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 00:54:50,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 00:54:50,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 00:54:50,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 00:54:50,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 00:54:50,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 00:54:50,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 00:54:50,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 00:54:50,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 00:54:50,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 00:54:50,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 00:54:50,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 00:54:50,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 00:54:50,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 00:54:50,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 00:54:50,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 00:54:50,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 00:54:50,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 00:54:50,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 00:54:50,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 00:54:50,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 00:54:50,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 00:54:50,803 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 00:54:50,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 00:54:50,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 00:54:50,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 00:54:50,805 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 00:54:50,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 00:54:50,805 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 00:54:50,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 00:54:50,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 00:54:50,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 00:54:50,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 00:54:50,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 00:54:50,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 00:54:50,807 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 00:54:50,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 00:54:50,807 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 00:54:50,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 00:54:50,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 00:54:50,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 00:54:50,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 00:54:50,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 00:54:50,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 00:54:50,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 00:54:50,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 00:54:50,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 00:54:50,809 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 00:54:50,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 00:54:50,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 00:54:50,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 00:54:50,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-20 00:54:51,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 00:54:51,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 00:54:51,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 00:54:51,155 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 00:54:51,155 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 00:54:51,156 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2020-07-20 00:54:51,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4e8de8b/80eda28ece5b48d49a8d52d6b7e143c9/FLAGf1186807b [2020-07-20 00:54:51,801 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 00:54:51,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2020-07-20 00:54:51,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4e8de8b/80eda28ece5b48d49a8d52d6b7e143c9/FLAGf1186807b [2020-07-20 00:54:52,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4e8de8b/80eda28ece5b48d49a8d52d6b7e143c9 [2020-07-20 00:54:52,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 00:54:52,162 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 00:54:52,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 00:54:52,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 00:54:52,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 00:54:52,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:54:52" (1/1) ... [2020-07-20 00:54:52,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b0d005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52, skipping insertion in model container [2020-07-20 00:54:52,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:54:52" (1/1) ... [2020-07-20 00:54:52,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 00:54:52,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 00:54:52,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 00:54:52,660 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 00:54:52,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 00:54:52,801 INFO L208 MainTranslator]: Completed translation [2020-07-20 00:54:52,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52 WrapperNode [2020-07-20 00:54:52,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 00:54:52,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 00:54:52,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 00:54:52,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 00:54:52,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52" (1/1) ... [2020-07-20 00:54:52,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52" (1/1) ... [2020-07-20 00:54:52,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52" (1/1) ... [2020-07-20 00:54:52,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52" (1/1) ... [2020-07-20 00:54:52,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52" (1/1) ... [2020-07-20 00:54:52,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52" (1/1) ... [2020-07-20 00:54:52,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52" (1/1) ... [2020-07-20 00:54:52,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 00:54:52,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 00:54:52,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 00:54:52,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 00:54:52,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 00:54:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 00:54:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 00:54:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 00:54:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 00:54:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 00:54:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 00:54:53,018 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 00:54:53,018 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 00:54:53,018 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 00:54:53,019 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 00:54:53,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 00:54:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 00:54:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 00:54:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 00:54:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 00:54:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 00:54:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 00:54:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 00:54:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 00:54:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 00:54:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 00:54:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 00:54:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 00:54:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 00:54:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 00:54:53,024 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 00:54:53,024 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 00:54:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 00:54:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 00:54:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 00:54:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 00:54:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 00:54:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 00:54:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 00:54:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 00:54:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 00:54:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 00:54:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 00:54:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 00:54:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 00:54:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 00:54:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 00:54:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 00:54:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 00:54:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 00:54:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 00:54:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 00:54:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 00:54:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 00:54:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 00:54:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 00:54:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 00:54:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 00:54:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 00:54:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 00:54:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 00:54:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 00:54:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 00:54:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 00:54:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 00:54:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 00:54:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 00:54:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 00:54:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 00:54:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 00:54:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 00:54:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 00:54:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 00:54:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 00:54:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 00:54:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 00:54:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 00:54:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 00:54:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 00:54:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 00:54:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 00:54:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 00:54:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 00:54:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 00:54:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 00:54:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 00:54:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 00:54:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 00:54:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 00:54:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 00:54:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 00:54:54,089 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 00:54:54,090 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 00:54:54,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:54:54 BoogieIcfgContainer [2020-07-20 00:54:54,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 00:54:54,096 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 00:54:54,096 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 00:54:54,099 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 00:54:54,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 12:54:52" (1/3) ... [2020-07-20 00:54:54,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d327a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:54:54, skipping insertion in model container [2020-07-20 00:54:54,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:54:52" (2/3) ... [2020-07-20 00:54:54,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d327a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:54:54, skipping insertion in model container [2020-07-20 00:54:54,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:54:54" (3/3) ... [2020-07-20 00:54:54,102 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2020-07-20 00:54:54,113 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 00:54:54,121 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 00:54:54,135 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 00:54:54,159 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 00:54:54,159 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 00:54:54,159 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 00:54:54,159 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 00:54:54,159 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 00:54:54,159 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 00:54:54,160 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 00:54:54,160 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 00:54:54,182 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2020-07-20 00:54:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 00:54:54,191 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 00:54:54,192 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] [2020-07-20 00:54:54,192 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 00:54:54,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 00:54:54,199 INFO L82 PathProgramCache]: Analyzing trace with hash -381422991, now seen corresponding path program 1 times [2020-07-20 00:54:54,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 00:54:54,209 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597114595] [2020-07-20 00:54:54,209 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4aeb2379 [2020-07-20 00:54:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:54,846 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 00:54:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:54,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 00:54:54,965 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597114595] [2020-07-20 00:54:54,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 00:54:54,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 00:54:54,967 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325851757] [2020-07-20 00:54:54,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-20 00:54:54,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 00:54:54,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-20 00:54:54,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-20 00:54:54,996 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 4 states. [2020-07-20 00:54:55,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 00:54:55,933 INFO L93 Difference]: Finished difference Result 208 states and 279 transitions. [2020-07-20 00:54:55,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-20 00:54:55,935 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-20 00:54:55,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 00:54:55,948 INFO L225 Difference]: With dead ends: 208 [2020-07-20 00:54:55,948 INFO L226 Difference]: Without dead ends: 119 [2020-07-20 00:54:55,952 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 [2020-07-20 00:54:55,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-20 00:54:56,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 90. [2020-07-20 00:54:56,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-07-20 00:54:56,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-07-20 00:54:56,056 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 51 [2020-07-20 00:54:56,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 00:54:56,057 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-07-20 00:54:56,057 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-20 00:54:56,058 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-07-20 00:54:56,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 00:54:56,062 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 00:54:56,063 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] [2020-07-20 00:54:56,063 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 00:54:56,063 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 00:54:56,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 00:54:56,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1660884333, now seen corresponding path program 1 times [2020-07-20 00:54:56,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 00:54:56,064 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026465873] [2020-07-20 00:54:56,064 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4aeb2379 [2020-07-20 00:54:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:56,415 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 00:54:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:56,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 00:54:56,468 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026465873] [2020-07-20 00:54:56,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 00:54:56,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 00:54:56,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448440316] [2020-07-20 00:54:56,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 00:54:56,471 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 00:54:56,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 00:54:56,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-20 00:54:56,471 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 5 states. [2020-07-20 00:54:57,029 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 00:54:57,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 00:54:57,589 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-07-20 00:54:57,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 00:54:57,589 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-20 00:54:57,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 00:54:57,592 INFO L225 Difference]: With dead ends: 149 [2020-07-20 00:54:57,592 INFO L226 Difference]: Without dead ends: 109 [2020-07-20 00:54:57,595 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-20 00:54:57,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-20 00:54:57,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-07-20 00:54:57,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-07-20 00:54:57,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-07-20 00:54:57,645 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 52 [2020-07-20 00:54:57,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 00:54:57,646 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-07-20 00:54:57,646 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 00:54:57,646 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-07-20 00:54:57,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 00:54:57,656 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 00:54:57,656 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] [2020-07-20 00:54:57,657 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-20 00:54:57,657 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 00:54:57,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 00:54:57,657 INFO L82 PathProgramCache]: Analyzing trace with hash -562457481, now seen corresponding path program 1 times [2020-07-20 00:54:57,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 00:54:57,658 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013609209] [2020-07-20 00:54:57,658 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4aeb2379 [2020-07-20 00:54:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:58,071 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 00:54:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:54:58,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 00:54:58,195 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013609209] [2020-07-20 00:54:58,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 00:54:58,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 00:54:58,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108811195] [2020-07-20 00:54:58,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 00:54:58,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 00:54:58,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 00:54:58,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-20 00:54:58,198 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 9 states. [2020-07-20 00:54:58,604 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 00:54:58,959 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 00:54:59,220 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 00:54:59,464 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 00:55:00,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 00:55:00,328 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-07-20 00:55:00,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-20 00:55:00,329 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-07-20 00:55:00,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 00:55:00,333 INFO L225 Difference]: With dead ends: 162 [2020-07-20 00:55:00,333 INFO L226 Difference]: Without dead ends: 109 [2020-07-20 00:55:00,335 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-20 00:55:00,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-20 00:55:00,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-07-20 00:55:00,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-07-20 00:55:00,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2020-07-20 00:55:00,381 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 91 transitions. Word has length 57 [2020-07-20 00:55:00,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 00:55:00,384 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 91 transitions. [2020-07-20 00:55:00,384 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 00:55:00,384 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2020-07-20 00:55:00,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 00:55:00,385 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 00:55:00,386 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] [2020-07-20 00:55:00,386 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-20 00:55:00,386 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 00:55:00,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 00:55:00,393 INFO L82 PathProgramCache]: Analyzing trace with hash -423646974, now seen corresponding path program 1 times [2020-07-20 00:55:00,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 00:55:00,393 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585387000] [2020-07-20 00:55:00,393 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4aeb2379 [2020-07-20 00:55:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,706 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 00:55:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:00,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 00:55:00,801 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585387000] [2020-07-20 00:55:00,801 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 00:55:00,801 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-20 00:55:00,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870474060] [2020-07-20 00:55:00,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 00:55:00,802 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 00:55:00,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 00:55:00,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-20 00:55:00,803 INFO L87 Difference]: Start difference. First operand 81 states and 91 transitions. Second operand 8 states. [2020-07-20 00:55:01,230 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 00:55:02,073 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 00:55:02,372 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 00:55:02,608 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 00:55:02,824 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 00:55:03,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 00:55:03,277 INFO L93 Difference]: Finished difference Result 219 states and 281 transitions. [2020-07-20 00:55:03,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-20 00:55:03,280 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-07-20 00:55:03,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 00:55:03,284 INFO L225 Difference]: With dead ends: 219 [2020-07-20 00:55:03,284 INFO L226 Difference]: Without dead ends: 166 [2020-07-20 00:55:03,285 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-07-20 00:55:03,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-07-20 00:55:03,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 124. [2020-07-20 00:55:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-20 00:55:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 142 transitions. [2020-07-20 00:55:03,350 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 142 transitions. Word has length 60 [2020-07-20 00:55:03,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 00:55:03,351 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 142 transitions. [2020-07-20 00:55:03,351 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 00:55:03,351 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2020-07-20 00:55:03,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 00:55:03,352 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 00:55:03,352 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] [2020-07-20 00:55:03,352 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-20 00:55:03,353 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 00:55:03,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 00:55:03,353 INFO L82 PathProgramCache]: Analyzing trace with hash -971040994, now seen corresponding path program 1 times [2020-07-20 00:55:03,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 00:55:03,354 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016299766] [2020-07-20 00:55:03,354 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@4aeb2379 [2020-07-20 00:55:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,652 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 00:55:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 00:55:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 00:55:03,741 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016299766] [2020-07-20 00:55:03,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 00:55:03,742 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 00:55:03,742 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135638523] [2020-07-20 00:55:03,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 00:55:03,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 00:55:03,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 00:55:03,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-20 00:55:03,743 INFO L87 Difference]: Start difference. First operand 124 states and 142 transitions. Second operand 9 states. [2020-07-20 00:55:04,228 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 00:55:05,074 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 00:55:05,316 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 00:55:05,568 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 00:55:05,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 00:55:05,813 INFO L93 Difference]: Finished difference Result 253 states and 322 transitions. [2020-07-20 00:55:05,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-20 00:55:05,813 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-20 00:55:05,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 00:55:05,814 INFO L225 Difference]: With dead ends: 253 [2020-07-20 00:55:05,814 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 00:55:05,816 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-07-20 00:55:05,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 00:55:05,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 00:55:05,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 00:55:05,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 00:55:05,817 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-07-20 00:55:05,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 00:55:05,817 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 00:55:05,818 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 00:55:05,818 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 00:55:05,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 00:55:05,818 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-20 00:55:05,820 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 00:55:06,162 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 204 [2020-07-20 00:55:07,993 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-07-20 00:55:08,173 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-20 00:55:08,341 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-20 00:55:08,521 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 17 [2020-07-20 00:55:08,632 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2020-07-20 00:55:08,802 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-07-20 00:55:09,204 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-20 00:55:09,376 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-07-20 00:55:09,529 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-07-20 00:55:09,708 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-07-20 00:55:09,888 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-07-20 00:55:10,246 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-07-20 00:55:10,453 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 00:55:10,557 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2020-07-20 00:55:10,711 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-07-20 00:55:11,058 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-07-20 00:55:11,430 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-20 00:55:11,593 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-07-20 00:55:11,945 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-07-20 00:55:12,108 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-07-20 00:55:12,405 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-20 00:55:12,713 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-07-20 00:55:13,029 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-07-20 00:55:13,034 INFO L268 CegarLoopResult]: For program point L288(lines 288 292) no Hoare annotation was computed. [2020-07-20 00:55:13,034 INFO L268 CegarLoopResult]: For program point L288-1(lines 288 292) no Hoare annotation was computed. [2020-07-20 00:55:13,034 INFO L268 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-07-20 00:55:13,035 INFO L268 CegarLoopResult]: For program point L282-2(lines 282 303) no Hoare annotation was computed. [2020-07-20 00:55:13,035 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 257 312) no Hoare annotation was computed. [2020-07-20 00:55:13,035 INFO L268 CegarLoopResult]: For program point L304(lines 281 305) no Hoare annotation was computed. [2020-07-20 00:55:13,035 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 257 312) no Hoare annotation was computed. [2020-07-20 00:55:13,035 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 257 312) no Hoare annotation was computed. [2020-07-20 00:55:13,035 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-07-20 00:55:13,035 INFO L268 CegarLoopResult]: For program point L345-1(lines 345 349) no Hoare annotation was computed. [2020-07-20 00:55:13,036 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 313 372) no Hoare annotation was computed. [2020-07-20 00:55:13,036 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-07-20 00:55:13,036 INFO L268 CegarLoopResult]: For program point L339-2(lines 339 364) no Hoare annotation was computed. [2020-07-20 00:55:13,036 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 313 372) no Hoare annotation was computed. [2020-07-20 00:55:13,036 INFO L268 CegarLoopResult]: For program point L365(lines 338 366) no Hoare annotation was computed. [2020-07-20 00:55:13,036 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 313 372) no Hoare annotation was computed. [2020-07-20 00:55:13,037 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-07-20 00:55:13,037 INFO L268 CegarLoopResult]: For program point L358-1(line 358) no Hoare annotation was computed. [2020-07-20 00:55:13,037 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-20 00:55:13,037 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-20 00:55:13,037 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-20 00:55:13,037 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-20 00:55:13,038 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-20 00:55:13,038 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-20 00:55:13,038 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2020-07-20 00:55:13,038 INFO L264 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 00:55:13,038 INFO L264 CegarLoopResult]: At program point L659-1(line 659) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 00:55:13,039 INFO L268 CegarLoopResult]: For program point L657(lines 657 664) no Hoare annotation was computed. [2020-07-20 00:55:13,039 INFO L268 CegarLoopResult]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2020-07-20 00:55:13,039 INFO L268 CegarLoopResult]: For program point L655(line 655) no Hoare annotation was computed. [2020-07-20 00:55:13,039 INFO L264 CegarLoopResult]: At program point L654(line 654) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-20 00:55:13,039 INFO L264 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-20 00:55:13,039 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 647 669) no Hoare annotation was computed. [2020-07-20 00:55:13,040 INFO L264 CegarLoopResult]: At program point L653-1(line 653) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-20 00:55:13,040 INFO L268 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-07-20 00:55:13,040 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 604 627) no Hoare annotation was computed. [2020-07-20 00:55:13,040 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 604 627) no Hoare annotation was computed. [2020-07-20 00:55:13,040 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 604 627) no Hoare annotation was computed. [2020-07-20 00:55:13,040 INFO L268 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-07-20 00:55:13,040 INFO L268 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-07-20 00:55:13,040 INFO L268 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-07-20 00:55:13,041 INFO L268 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-07-20 00:55:13,041 INFO L268 CegarLoopResult]: For program point L618(line 618) no Hoare annotation was computed. [2020-07-20 00:55:13,041 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-07-20 00:55:13,041 INFO L268 CegarLoopResult]: For program point L616(line 616) no Hoare annotation was computed. [2020-07-20 00:55:13,041 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-07-20 00:55:13,041 INFO L268 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-07-20 00:55:13,041 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-07-20 00:55:13,041 INFO L268 CegarLoopResult]: For program point L612(line 612) no Hoare annotation was computed. [2020-07-20 00:55:13,042 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-07-20 00:55:13,042 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-07-20 00:55:13,042 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2020-07-20 00:55:13,042 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2020-07-20 00:55:13,042 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2020-07-20 00:55:13,042 INFO L268 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-07-20 00:55:13,042 INFO L268 CegarLoopResult]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2020-07-20 00:55:13,042 INFO L268 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2020-07-20 00:55:13,043 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 744 779) no Hoare annotation was computed. [2020-07-20 00:55:13,043 INFO L268 CegarLoopResult]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2020-07-20 00:55:13,043 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 744 779) no Hoare annotation was computed. [2020-07-20 00:55:13,043 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-07-20 00:55:13,043 INFO L268 CegarLoopResult]: For program point L774-1(line 774) no Hoare annotation was computed. [2020-07-20 00:55:13,043 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 744 779) no Hoare annotation was computed. [2020-07-20 00:55:13,043 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-20 00:55:13,044 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-20 00:55:13,044 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 211 256) no Hoare annotation was computed. [2020-07-20 00:55:13,044 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 211 256) no Hoare annotation was computed. [2020-07-20 00:55:13,044 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 211 256) no Hoare annotation was computed. [2020-07-20 00:55:13,044 INFO L268 CegarLoopResult]: For program point L544(lines 544 551) no Hoare annotation was computed. [2020-07-20 00:55:13,044 INFO L268 CegarLoopResult]: For program point L538(lines 538 558) no Hoare annotation was computed. [2020-07-20 00:55:13,044 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 524 569) no Hoare annotation was computed. [2020-07-20 00:55:13,045 INFO L268 CegarLoopResult]: For program point L538-1(lines 538 558) no Hoare annotation was computed. [2020-07-20 00:55:13,045 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 524 569) no Hoare annotation was computed. [2020-07-20 00:55:13,045 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 524 569) no Hoare annotation was computed. [2020-07-20 00:55:13,045 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 00:55:13,045 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 636 646) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-20 00:55:13,045 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 636 646) no Hoare annotation was computed. [2020-07-20 00:55:13,046 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 636 646) no Hoare annotation was computed. [2020-07-20 00:55:13,046 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 724 734) no Hoare annotation was computed. [2020-07-20 00:55:13,046 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2020-07-20 00:55:13,046 INFO L268 CegarLoopResult]: For program point L729(line 729) no Hoare annotation was computed. [2020-07-20 00:55:13,046 INFO L268 CegarLoopResult]: For program point L729-1(line 729) no Hoare annotation was computed. [2020-07-20 00:55:13,046 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2020-07-20 00:55:13,046 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 716 723) no Hoare annotation was computed. [2020-07-20 00:55:13,047 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2020-07-20 00:55:13,047 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2020-07-20 00:55:13,047 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 701 707) no Hoare annotation was computed. [2020-07-20 00:55:13,047 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 701 707) the Hoare annotation is: true [2020-07-20 00:55:13,047 INFO L268 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-07-20 00:55:13,047 INFO L264 CegarLoopResult]: At program point testENTRY(lines 789 854) the Hoare annotation is: (or (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-20 00:55:13,047 INFO L268 CegarLoopResult]: For program point testFINAL(lines 789 854) no Hoare annotation was computed. [2020-07-20 00:55:13,047 INFO L264 CegarLoopResult]: At program point L847(lines 798 848) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-20 00:55:13,048 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-07-20 00:55:13,048 INFO L264 CegarLoopResult]: At program point L837-2(lines 829 842) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 00:55:13,048 INFO L268 CegarLoopResult]: For program point L800(lines 799 846) no Hoare annotation was computed. [2020-07-20 00:55:13,048 INFO L264 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 00:55:13,048 INFO L268 CegarLoopResult]: For program point L829(lines 829 842) no Hoare annotation was computed. [2020-07-20 00:55:13,048 INFO L264 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 00:55:13,048 INFO L268 CegarLoopResult]: For program point L819(lines 819 825) no Hoare annotation was computed. [2020-07-20 00:55:13,049 INFO L268 CegarLoopResult]: For program point L819-1(lines 819 825) no Hoare annotation was computed. [2020-07-20 00:55:13,049 INFO L264 CegarLoopResult]: At program point L844(lines 799 846) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 00:55:13,049 INFO L264 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (or (and (= 0 test_~splverifierCounter~0) (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 00:55:13,049 INFO L268 CegarLoopResult]: For program point L809(lines 809 815) no Hoare annotation was computed. [2020-07-20 00:55:13,049 INFO L268 CegarLoopResult]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2020-07-20 00:55:13,049 INFO L268 CegarLoopResult]: For program point testEXIT(lines 789 854) no Hoare annotation was computed. [2020-07-20 00:55:13,049 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 478 523) no Hoare annotation was computed. [2020-07-20 00:55:13,050 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 478 523) no Hoare annotation was computed. [2020-07-20 00:55:13,050 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-07-20 00:55:13,050 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 478 523) no Hoare annotation was computed. [2020-07-20 00:55:13,050 INFO L268 CegarLoopResult]: For program point L492(lines 492 512) no Hoare annotation was computed. [2020-07-20 00:55:13,050 INFO L268 CegarLoopResult]: For program point L492-1(lines 492 512) no Hoare annotation was computed. [2020-07-20 00:55:13,050 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,050 INFO L268 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2020-07-20 00:55:13,050 INFO L268 CegarLoopResult]: For program point L187(lines 187 197) no Hoare annotation was computed. [2020-07-20 00:55:13,050 INFO L264 CegarLoopResult]: At program point L185(line 185) 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))) [2020-07-20 00:55:13,051 INFO L268 CegarLoopResult]: For program point L185-1(line 185) no Hoare annotation was computed. [2020-07-20 00:55:13,051 INFO L268 CegarLoopResult]: For program point L183(lines 183 200) no Hoare annotation was computed. [2020-07-20 00:55:13,051 INFO L268 CegarLoopResult]: For program point L183-1(lines 175 203) no Hoare annotation was computed. [2020-07-20 00:55:13,051 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,051 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-07-20 00:55:13,051 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 175 203) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,051 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 175 203) no Hoare annotation was computed. [2020-07-20 00:55:13,052 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-07-20 00:55:13,052 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-07-20 00:55:13,052 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2020-07-20 00:55:13,052 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2020-07-20 00:55:13,052 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2020-07-20 00:55:13,052 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 167 174) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,052 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2020-07-20 00:55:13,053 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2020-07-20 00:55:13,053 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-20 00:55:13,053 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-20 00:55:13,053 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-20 00:55:13,053 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 375 477) no Hoare annotation was computed. [2020-07-20 00:55:13,053 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-07-20 00:55:13,053 INFO L268 CegarLoopResult]: For program point L440-1(line 440) no Hoare annotation was computed. [2020-07-20 00:55:13,053 INFO L268 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-07-20 00:55:13,053 INFO L268 CegarLoopResult]: For program point L463(lines 463 474) no Hoare annotation was computed. [2020-07-20 00:55:13,054 INFO L268 CegarLoopResult]: For program point L426(lines 426 430) no Hoare annotation was computed. [2020-07-20 00:55:13,054 INFO L268 CegarLoopResult]: For program point L424-2(lines 424 444) no Hoare annotation was computed. [2020-07-20 00:55:13,054 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 375 477) no Hoare annotation was computed. [2020-07-20 00:55:13,054 INFO L268 CegarLoopResult]: For program point L445(lines 423 446) no Hoare annotation was computed. [2020-07-20 00:55:13,054 INFO L268 CegarLoopResult]: For program point L404(lines 404 420) no Hoare annotation was computed. [2020-07-20 00:55:13,054 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 375 477) no Hoare annotation was computed. [2020-07-20 00:55:13,054 INFO L268 CegarLoopResult]: For program point L464(lines 464 471) no Hoare annotation was computed. [2020-07-20 00:55:13,054 INFO L268 CegarLoopResult]: For program point L425(lines 424 444) no Hoare annotation was computed. [2020-07-20 00:55:13,055 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-07-20 00:55:13,055 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-07-20 00:55:13,055 INFO L268 CegarLoopResult]: For program point L421(lines 421 462) no Hoare annotation was computed. [2020-07-20 00:55:13,055 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 00:55:13,055 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~string53.offset| |old(#t~string53.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-20 00:55:13,056 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 00:55:13,056 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 708 715) no Hoare annotation was computed. [2020-07-20 00:55:13,056 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 708 715) no Hoare annotation was computed. [2020-07-20 00:55:13,056 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 708 715) no Hoare annotation was computed. [2020-07-20 00:55:13,056 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 154 162) no Hoare annotation was computed. [2020-07-20 00:55:13,056 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2020-07-20 00:55:13,056 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2020-07-20 00:55:13,056 INFO L268 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-07-20 00:55:13,057 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (or (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,057 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2020-07-20 00:55:13,057 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 00:55:13,057 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 00:55:13,057 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 00:55:13,057 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2020-07-20 00:55:13,057 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2020-07-20 00:55:13,057 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2020-07-20 00:55:13,057 INFO L264 CegarLoopResult]: At program point L690(line 690) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,057 INFO L264 CegarLoopResult]: At program point L688(lines 688 694) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,057 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 677 700) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,057 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,058 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 677 700) no Hoare annotation was computed. [2020-07-20 00:55:13,058 INFO L268 CegarLoopResult]: For program point L681(lines 680 699) no Hoare annotation was computed. [2020-07-20 00:55:13,058 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 677 700) no Hoare annotation was computed. [2020-07-20 00:55:13,058 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 573 602) no Hoare annotation was computed. [2020-07-20 00:55:13,058 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 573 602) the Hoare annotation is: true [2020-07-20 00:55:13,058 INFO L271 CegarLoopResult]: At program point L598(lines 573 602) the Hoare annotation is: true [2020-07-20 00:55:13,058 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-07-20 00:55:13,058 INFO L268 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2020-07-20 00:55:13,058 INFO L271 CegarLoopResult]: At program point L587-1(lines 587 591) the Hoare annotation is: true [2020-07-20 00:55:13,059 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-07-20 00:55:13,059 INFO L271 CegarLoopResult]: At program point L583-2(lines 583 597) the Hoare annotation is: true [2020-07-20 00:55:13,059 INFO L271 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: true [2020-07-20 00:55:13,059 INFO L268 CegarLoopResult]: For program point L579-1(line 579) no Hoare annotation was computed. [2020-07-20 00:55:13,059 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2020-07-20 00:55:13,059 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2020-07-20 00:55:13,059 INFO L268 CegarLoopResult]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2020-07-20 00:55:13,059 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 628 634) no Hoare annotation was computed. [2020-07-20 00:55:13,060 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 628 634) the Hoare annotation is: true [2020-07-20 00:55:13,060 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 00:55:13,060 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-20 00:55:13,060 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 00:55:13,060 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 00:55:13,060 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 780 787) no Hoare annotation was computed. [2020-07-20 00:55:13,060 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 780 787) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-20 00:55:13,061 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 780 787) no Hoare annotation was computed. [2020-07-20 00:55:13,061 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2020-07-20 00:55:13,061 INFO L268 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-07-20 00:55:13,061 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 00:55:13,061 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 856 863) no Hoare annotation was computed. [2020-07-20 00:55:13,061 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2020-07-20 00:55:13,061 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 856 863) the Hoare annotation is: true [2020-07-20 00:55:13,061 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 856 863) no Hoare annotation was computed. [2020-07-20 00:55:13,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 12:55:13 BoogieIcfgContainer [2020-07-20 00:55:13,076 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 00:55:13,078 INFO L168 Benchmark]: Toolchain (without parser) took 20917.10 ms. Allocated memory was 137.9 MB in the beginning and 579.3 MB in the end (delta: 441.5 MB). Free memory was 101.3 MB in the beginning and 448.5 MB in the end (delta: -347.1 MB). Peak memory consumption was 462.5 MB. Max. memory is 7.1 GB. [2020-07-20 00:55:13,079 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 00:55:13,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.75 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.9 MB in the beginning and 167.9 MB in the end (delta: -67.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2020-07-20 00:55:13,081 INFO L168 Benchmark]: Boogie Preprocessor took 128.47 ms. Allocated memory is still 201.9 MB. Free memory was 167.9 MB in the beginning and 163.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 00:55:13,082 INFO L168 Benchmark]: RCFGBuilder took 1162.82 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 163.9 MB in the beginning and 198.4 MB in the end (delta: -34.5 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2020-07-20 00:55:13,083 INFO L168 Benchmark]: TraceAbstraction took 18979.90 ms. Allocated memory was 234.4 MB in the beginning and 579.3 MB in the end (delta: 345.0 MB). Free memory was 197.0 MB in the beginning and 448.5 MB in the end (delta: -251.5 MB). Peak memory consumption was 461.7 MB. Max. memory is 7.1 GB. [2020-07-20 00:55:13,088 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.75 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.9 MB in the beginning and 167.9 MB in the end (delta: -67.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.47 ms. Allocated memory is still 201.9 MB. Free memory was 167.9 MB in the beginning and 163.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1162.82 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 163.9 MB in the beginning and 198.4 MB in the end (delta: -34.5 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18979.90 ms. Allocated memory was 234.4 MB in the beginning and 579.3 MB in the end (delta: 345.0 MB). Free memory was 197.0 MB in the beginning and 448.5 MB in the end (delta: -251.5 MB). Peak memory consumption was 461.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive)) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: (((0 == splverifierCounter && 1 == systemActive) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(0 == pumpRunning) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 203 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 8.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 374 SDtfs, 569 SDslu, 362 SDs, 0 SdLazy, 1419 SolverSat, 428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 127 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 188 PreInvPairs, 226 NumberOfFragments, 727 HoareAnnotationTreeSize, 188 FomulaSimplifications, 81594 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 44 FomulaSimplificationsInter, 8957 FormulaSimplificationTreeSizeReductionInter, 5.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 81805 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...