./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 115416f6b9263aced1374dbb9cce15bd25dca014 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:11:05,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:11:05,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:11:05,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:11:05,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:11:05,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:11:05,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:11:05,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:11:05,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:11:05,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:11:05,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:11:05,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:11:05,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:11:05,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:11:05,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:11:05,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:11:05,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:11:05,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:11:05,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:11:05,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:11:05,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:11:05,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:11:05,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:11:05,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:11:05,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:11:05,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:11:05,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:11:05,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:11:05,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:11:05,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:11:05,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:11:05,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:11:05,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:11:05,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:11:05,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:11:05,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:11:05,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:11:05,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:11:05,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:11:05,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:11:05,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:11:05,808 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:11:05,857 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:11:05,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:11:05,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:11:05,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:11:05,860 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:11:05,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:11:05,861 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:11:05,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:11:05,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:11:05,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:11:05,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:11:05,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:11:05,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:11:05,863 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:11:05,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:11:05,864 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:11:05,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:11:05,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:11:05,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:11:05,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:11:05,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:11:05,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:11:05,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:11:05,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:11:05,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:11:05,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:11:05,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:11:05,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:11:05,868 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:11:05,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115416f6b9263aced1374dbb9cce15bd25dca014 [2020-11-28 03:11:06,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:11:06,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:11:06,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:11:06,199 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:11:06,201 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:11:06,203 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c [2020-11-28 03:11:06,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/data/65adb4435/c58b6343e8af485bb45d059ff6a555f4/FLAG0e6ecf3ab [2020-11-28 03:11:07,035 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:11:07,036 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c [2020-11-28 03:11:07,052 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/data/65adb4435/c58b6343e8af485bb45d059ff6a555f4/FLAG0e6ecf3ab [2020-11-28 03:11:07,331 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/data/65adb4435/c58b6343e8af485bb45d059ff6a555f4 [2020-11-28 03:11:07,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:11:07,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:11:07,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:07,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:11:07,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:11:07,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa5256f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07, skipping insertion in model container [2020-11-28 03:11:07,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:11:07,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:11:07,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:07,866 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:11:08,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:08,041 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:11:08,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08 WrapperNode [2020-11-28 03:11:08,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:08,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:08,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:11:08,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:11:08,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... [2020-11-28 03:11:08,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... [2020-11-28 03:11:08,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:08,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:11:08,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:11:08,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:11:08,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... [2020-11-28 03:11:08,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... [2020-11-28 03:11:08,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... [2020-11-28 03:11:08,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... [2020-11-28 03:11:08,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... [2020-11-28 03:11:08,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... [2020-11-28 03:11:08,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... [2020-11-28 03:11:08,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:11:08,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:11:08,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:11:08,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:11:08,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/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 [2020-11-28 03:11:08,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:11:08,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:11:08,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:11:08,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:11:09,731 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:11:09,731 INFO L298 CfgBuilder]: Removed 204 assume(true) statements. [2020-11-28 03:11:09,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:09 BoogieIcfgContainer [2020-11-28 03:11:09,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:11:09,738 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:11:09,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:11:09,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:11:09,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:11:07" (1/3) ... [2020-11-28 03:11:09,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cc26409 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:09, skipping insertion in model container [2020-11-28 03:11:09,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:08" (2/3) ... [2020-11-28 03:11:09,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cc26409 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:09, skipping insertion in model container [2020-11-28 03:11:09,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:09" (3/3) ... [2020-11-28 03:11:09,749 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product45.cil.c [2020-11-28 03:11:09,763 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:11:09,769 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:11:09,787 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:11:09,823 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:11:09,823 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:11:09,823 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:11:09,824 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:11:09,824 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:11:09,824 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:11:09,824 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:11:09,825 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:11:09,846 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-11-28 03:11:09,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 03:11:09,854 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:09,854 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:09,855 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:09,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:09,862 INFO L82 PathProgramCache]: Analyzing trace with hash 520426591, now seen corresponding path program 1 times [2020-11-28 03:11:09,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:09,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128641111] [2020-11-28 03:11:09,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:10,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:10,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128641111] [2020-11-28 03:11:10,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:10,242 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:11:10,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828487913] [2020-11-28 03:11:10,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:11:10,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:10,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:11:10,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:11:10,272 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2020-11-28 03:11:10,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:10,341 INFO L93 Difference]: Finished difference Result 267 states and 398 transitions. [2020-11-28 03:11:10,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:11:10,343 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-28 03:11:10,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:10,377 INFO L225 Difference]: With dead ends: 267 [2020-11-28 03:11:10,377 INFO L226 Difference]: Without dead ends: 131 [2020-11-28 03:11:10,381 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:11:10,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-11-28 03:11:10,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-11-28 03:11:10,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-11-28 03:11:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2020-11-28 03:11:10,457 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2020-11-28 03:11:10,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:10,458 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2020-11-28 03:11:10,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:11:10,459 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2020-11-28 03:11:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 03:11:10,463 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:10,463 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:10,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:11:10,465 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:10,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:10,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1211840500, now seen corresponding path program 1 times [2020-11-28 03:11:10,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:10,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528909051] [2020-11-28 03:11:10,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:10,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:10,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528909051] [2020-11-28 03:11:10,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:10,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:10,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679508827] [2020-11-28 03:11:10,684 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:10,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:10,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:10,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,686 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2020-11-28 03:11:10,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:10,706 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2020-11-28 03:11:10,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:10,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 03:11:10,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:10,712 INFO L225 Difference]: With dead ends: 131 [2020-11-28 03:11:10,713 INFO L226 Difference]: Without dead ends: 53 [2020-11-28 03:11:10,714 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-28 03:11:10,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-11-28 03:11:10,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-28 03:11:10,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2020-11-28 03:11:10,726 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2020-11-28 03:11:10,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:10,727 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2020-11-28 03:11:10,727 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:10,728 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2020-11-28 03:11:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:11:10,730 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:10,730 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] [2020-11-28 03:11:10,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:11:10,732 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:10,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:10,733 INFO L82 PathProgramCache]: Analyzing trace with hash 1049766460, now seen corresponding path program 1 times [2020-11-28 03:11:10,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:10,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449579655] [2020-11-28 03:11:10,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:10,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:10,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449579655] [2020-11-28 03:11:10,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:10,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:11:10,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523126536] [2020-11-28 03:11:10,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:10,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:10,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:10,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,884 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2020-11-28 03:11:10,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:10,896 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2020-11-28 03:11:10,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:10,897 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-28 03:11:10,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:10,898 INFO L225 Difference]: With dead ends: 100 [2020-11-28 03:11:10,898 INFO L226 Difference]: Without dead ends: 53 [2020-11-28 03:11:10,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-28 03:11:10,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-11-28 03:11:10,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-28 03:11:10,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2020-11-28 03:11:10,913 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2020-11-28 03:11:10,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:10,913 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2020-11-28 03:11:10,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:10,914 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2020-11-28 03:11:10,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 03:11:10,915 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:10,915 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] [2020-11-28 03:11:10,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:11:10,916 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:10,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:10,916 INFO L82 PathProgramCache]: Analyzing trace with hash -927374502, now seen corresponding path program 1 times [2020-11-28 03:11:10,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:10,917 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887549841] [2020-11-28 03:11:10,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:11,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:11,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887549841] [2020-11-28 03:11:11,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:11,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:11:11,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194821516] [2020-11-28 03:11:11,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:11,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:11,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:11,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:11,039 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2020-11-28 03:11:11,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:11,102 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2020-11-28 03:11:11,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:11,102 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-28 03:11:11,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:11,104 INFO L225 Difference]: With dead ends: 123 [2020-11-28 03:11:11,104 INFO L226 Difference]: Without dead ends: 76 [2020-11-28 03:11:11,105 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:11,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-11-28 03:11:11,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2020-11-28 03:11:11,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-11-28 03:11:11,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2020-11-28 03:11:11,123 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2020-11-28 03:11:11,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:11,124 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2020-11-28 03:11:11,124 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2020-11-28 03:11:11,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-28 03:11:11,127 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:11,127 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] [2020-11-28 03:11:11,128 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:11:11,128 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:11,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:11,129 INFO L82 PathProgramCache]: Analyzing trace with hash -44236562, now seen corresponding path program 1 times [2020-11-28 03:11:11,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:11,130 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579878341] [2020-11-28 03:11:11,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:11,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:11,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579878341] [2020-11-28 03:11:11,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:11,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:11:11,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479654565] [2020-11-28 03:11:11,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:11,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:11,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:11,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:11,214 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand 5 states. [2020-11-28 03:11:11,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:11,396 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2020-11-28 03:11:11,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:11:11,397 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-28 03:11:11,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:11,400 INFO L225 Difference]: With dead ends: 373 [2020-11-28 03:11:11,401 INFO L226 Difference]: Without dead ends: 305 [2020-11-28 03:11:11,402 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:11:11,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-11-28 03:11:11,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2020-11-28 03:11:11,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-11-28 03:11:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2020-11-28 03:11:11,435 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2020-11-28 03:11:11,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:11,436 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2020-11-28 03:11:11,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2020-11-28 03:11:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 03:11:11,438 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:11,438 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] [2020-11-28 03:11:11,438 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:11:11,439 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:11,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:11,440 INFO L82 PathProgramCache]: Analyzing trace with hash -1115283092, now seen corresponding path program 1 times [2020-11-28 03:11:11,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:11,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984883806] [2020-11-28 03:11:11,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:11,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984883806] [2020-11-28 03:11:11,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:11,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:11,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909882186] [2020-11-28 03:11:11,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:11:11,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:11,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:11:11,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:11:11,507 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand 4 states. [2020-11-28 03:11:11,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:11,655 INFO L93 Difference]: Finished difference Result 250 states and 352 transitions. [2020-11-28 03:11:11,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 03:11:11,655 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-11-28 03:11:11,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:11,657 INFO L225 Difference]: With dead ends: 250 [2020-11-28 03:11:11,657 INFO L226 Difference]: Without dead ends: 182 [2020-11-28 03:11:11,658 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:11:11,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-11-28 03:11:11,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 179. [2020-11-28 03:11:11,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-11-28 03:11:11,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 248 transitions. [2020-11-28 03:11:11,681 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 248 transitions. Word has length 33 [2020-11-28 03:11:11,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:11,681 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 248 transitions. [2020-11-28 03:11:11,681 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:11:11,682 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions. [2020-11-28 03:11:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 03:11:11,683 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:11,684 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] [2020-11-28 03:11:11,684 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:11:11,684 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:11,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:11,685 INFO L82 PathProgramCache]: Analyzing trace with hash -2126400342, now seen corresponding path program 1 times [2020-11-28 03:11:11,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:11,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642836618] [2020-11-28 03:11:11,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:11,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:11,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642836618] [2020-11-28 03:11:11,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:11,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:11:11,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709441204] [2020-11-28 03:11:11,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:11:11,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:11,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:11:11,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:11:11,766 INFO L87 Difference]: Start difference. First operand 179 states and 248 transitions. Second operand 4 states. [2020-11-28 03:11:11,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:11,853 INFO L93 Difference]: Finished difference Result 497 states and 700 transitions. [2020-11-28 03:11:11,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:11:11,855 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-11-28 03:11:11,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:11,860 INFO L225 Difference]: With dead ends: 497 [2020-11-28 03:11:11,860 INFO L226 Difference]: Without dead ends: 370 [2020-11-28 03:11:11,861 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:11,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-11-28 03:11:11,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 179. [2020-11-28 03:11:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-11-28 03:11:11,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 246 transitions. [2020-11-28 03:11:11,888 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 246 transitions. Word has length 33 [2020-11-28 03:11:11,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:11,889 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 246 transitions. [2020-11-28 03:11:11,889 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:11:11,889 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 246 transitions. [2020-11-28 03:11:11,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 03:11:11,897 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:11,897 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] [2020-11-28 03:11:11,898 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:11:11,898 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:11,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:11,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1868234904, now seen corresponding path program 1 times [2020-11-28 03:11:11,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:11,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093174186] [2020-11-28 03:11:11,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:12,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:12,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093174186] [2020-11-28 03:11:12,022 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:12,023 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:11:12,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782139417] [2020-11-28 03:11:12,023 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:11:12,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:12,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:11:12,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:11:12,025 INFO L87 Difference]: Start difference. First operand 179 states and 246 transitions. Second operand 6 states. [2020-11-28 03:11:12,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:12,202 INFO L93 Difference]: Finished difference Result 624 states and 874 transitions. [2020-11-28 03:11:12,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:11:12,203 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-11-28 03:11:12,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:12,207 INFO L225 Difference]: With dead ends: 624 [2020-11-28 03:11:12,207 INFO L226 Difference]: Without dead ends: 451 [2020-11-28 03:11:12,210 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-11-28 03:11:12,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2020-11-28 03:11:12,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 188. [2020-11-28 03:11:12,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-11-28 03:11:12,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 253 transitions. [2020-11-28 03:11:12,239 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 253 transitions. Word has length 33 [2020-11-28 03:11:12,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:12,239 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 253 transitions. [2020-11-28 03:11:12,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:11:12,240 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 253 transitions. [2020-11-28 03:11:12,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 03:11:12,243 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:12,244 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] [2020-11-28 03:11:12,244 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:11:12,244 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:12,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:12,245 INFO L82 PathProgramCache]: Analyzing trace with hash 941421312, now seen corresponding path program 1 times [2020-11-28 03:11:12,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:12,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098384112] [2020-11-28 03:11:12,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:12,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:12,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098384112] [2020-11-28 03:11:12,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:12,371 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:11:12,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302978885] [2020-11-28 03:11:12,371 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:11:12,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:12,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:11:12,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:11:12,373 INFO L87 Difference]: Start difference. First operand 188 states and 253 transitions. Second operand 6 states. [2020-11-28 03:11:12,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:12,770 INFO L93 Difference]: Finished difference Result 1177 states and 1553 transitions. [2020-11-28 03:11:12,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-28 03:11:12,771 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-11-28 03:11:12,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:12,778 INFO L225 Difference]: With dead ends: 1177 [2020-11-28 03:11:12,778 INFO L226 Difference]: Without dead ends: 995 [2020-11-28 03:11:12,779 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-11-28 03:11:12,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2020-11-28 03:11:12,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 356. [2020-11-28 03:11:12,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2020-11-28 03:11:12,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 472 transitions. [2020-11-28 03:11:12,828 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 472 transitions. Word has length 36 [2020-11-28 03:11:12,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:12,830 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 472 transitions. [2020-11-28 03:11:12,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:11:12,831 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 472 transitions. [2020-11-28 03:11:12,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 03:11:12,833 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:12,833 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] [2020-11-28 03:11:12,835 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:11:12,836 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:12,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:12,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1621479682, now seen corresponding path program 1 times [2020-11-28 03:11:12,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:12,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890508080] [2020-11-28 03:11:12,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:12,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890508080] [2020-11-28 03:11:12,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:12,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:11:12,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013643526] [2020-11-28 03:11:12,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:12,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:12,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:12,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:12,932 INFO L87 Difference]: Start difference. First operand 356 states and 472 transitions. Second operand 5 states. [2020-11-28 03:11:13,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:13,183 INFO L93 Difference]: Finished difference Result 930 states and 1259 transitions. [2020-11-28 03:11:13,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:11:13,184 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-11-28 03:11:13,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:13,188 INFO L225 Difference]: With dead ends: 930 [2020-11-28 03:11:13,189 INFO L226 Difference]: Without dead ends: 580 [2020-11-28 03:11:13,190 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:11:13,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2020-11-28 03:11:13,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 302. [2020-11-28 03:11:13,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-11-28 03:11:13,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 389 transitions. [2020-11-28 03:11:13,233 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 389 transitions. Word has length 36 [2020-11-28 03:11:13,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:13,233 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 389 transitions. [2020-11-28 03:11:13,233 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:13,234 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 389 transitions. [2020-11-28 03:11:13,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 03:11:13,235 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:13,235 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] [2020-11-28 03:11:13,235 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:11:13,235 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:13,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:13,236 INFO L82 PathProgramCache]: Analyzing trace with hash 886341574, now seen corresponding path program 1 times [2020-11-28 03:11:13,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:13,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494763925] [2020-11-28 03:11:13,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:13,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494763925] [2020-11-28 03:11:13,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:13,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:11:13,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911513315] [2020-11-28 03:11:13,348 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:11:13,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:13,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:11:13,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:11:13,349 INFO L87 Difference]: Start difference. First operand 302 states and 389 transitions. Second operand 7 states. [2020-11-28 03:11:13,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:13,842 INFO L93 Difference]: Finished difference Result 889 states and 1138 transitions. [2020-11-28 03:11:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:11:13,843 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2020-11-28 03:11:13,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:13,848 INFO L225 Difference]: With dead ends: 889 [2020-11-28 03:11:13,848 INFO L226 Difference]: Without dead ends: 593 [2020-11-28 03:11:13,850 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:11:13,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2020-11-28 03:11:13,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 282. [2020-11-28 03:11:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-11-28 03:11:13,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 352 transitions. [2020-11-28 03:11:13,893 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 352 transitions. Word has length 37 [2020-11-28 03:11:13,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:13,894 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 352 transitions. [2020-11-28 03:11:13,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:11:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 352 transitions. [2020-11-28 03:11:13,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 03:11:13,896 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:13,896 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:13,896 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:11:13,897 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:13,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:13,898 INFO L82 PathProgramCache]: Analyzing trace with hash 2123545264, now seen corresponding path program 1 times [2020-11-28 03:11:13,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:13,899 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152550112] [2020-11-28 03:11:13,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:13,989 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:11:13,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152550112] [2020-11-28 03:11:13,991 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:13,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:11:13,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290663444] [2020-11-28 03:11:13,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:13,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:13,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:13,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:13,996 INFO L87 Difference]: Start difference. First operand 282 states and 352 transitions. Second operand 5 states. [2020-11-28 03:11:14,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:14,111 INFO L93 Difference]: Finished difference Result 653 states and 819 transitions. [2020-11-28 03:11:14,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:11:14,112 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-11-28 03:11:14,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:14,115 INFO L225 Difference]: With dead ends: 653 [2020-11-28 03:11:14,116 INFO L226 Difference]: Without dead ends: 377 [2020-11-28 03:11:14,118 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:11:14,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-11-28 03:11:14,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 282. [2020-11-28 03:11:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-11-28 03:11:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 348 transitions. [2020-11-28 03:11:14,160 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 348 transitions. Word has length 53 [2020-11-28 03:11:14,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:14,162 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 348 transitions. [2020-11-28 03:11:14,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:14,162 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 348 transitions. [2020-11-28 03:11:14,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 03:11:14,164 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:14,164 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:14,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 03:11:14,165 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:14,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:14,165 INFO L82 PathProgramCache]: Analyzing trace with hash 2051158706, now seen corresponding path program 1 times [2020-11-28 03:11:14,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:14,166 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446314419] [2020-11-28 03:11:14,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:14,265 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:11:14,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446314419] [2020-11-28 03:11:14,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:14,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:11:14,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324470619] [2020-11-28 03:11:14,268 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:14,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:14,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:14,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:14,270 INFO L87 Difference]: Start difference. First operand 282 states and 348 transitions. Second operand 5 states. [2020-11-28 03:11:14,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:14,365 INFO L93 Difference]: Finished difference Result 600 states and 751 transitions. [2020-11-28 03:11:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:11:14,371 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-11-28 03:11:14,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:14,374 INFO L225 Difference]: With dead ends: 600 [2020-11-28 03:11:14,374 INFO L226 Difference]: Without dead ends: 324 [2020-11-28 03:11:14,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:11:14,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2020-11-28 03:11:14,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 240. [2020-11-28 03:11:14,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-11-28 03:11:14,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 297 transitions. [2020-11-28 03:11:14,410 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 297 transitions. Word has length 53 [2020-11-28 03:11:14,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:14,411 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 297 transitions. [2020-11-28 03:11:14,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:14,413 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 297 transitions. [2020-11-28 03:11:14,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 03:11:14,415 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:14,416 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:14,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-28 03:11:14,418 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:14,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:14,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1485859958, now seen corresponding path program 1 times [2020-11-28 03:11:14,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:14,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037035148] [2020-11-28 03:11:14,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:14,548 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:14,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037035148] [2020-11-28 03:11:14,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:14,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:11:14,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576158957] [2020-11-28 03:11:14,553 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:14,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:14,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:14,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:14,554 INFO L87 Difference]: Start difference. First operand 240 states and 297 transitions. Second operand 5 states. [2020-11-28 03:11:14,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:14,719 INFO L93 Difference]: Finished difference Result 612 states and 756 transitions. [2020-11-28 03:11:14,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:11:14,720 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-28 03:11:14,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:14,723 INFO L225 Difference]: With dead ends: 612 [2020-11-28 03:11:14,724 INFO L226 Difference]: Without dead ends: 378 [2020-11-28 03:11:14,725 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:11:14,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2020-11-28 03:11:14,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 240. [2020-11-28 03:11:14,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-11-28 03:11:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 293 transitions. [2020-11-28 03:11:14,761 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 293 transitions. Word has length 54 [2020-11-28 03:11:14,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:14,762 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 293 transitions. [2020-11-28 03:11:14,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:14,762 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 293 transitions. [2020-11-28 03:11:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-28 03:11:14,763 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:14,764 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:14,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-28 03:11:14,764 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:14,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:14,765 INFO L82 PathProgramCache]: Analyzing trace with hash 541169249, now seen corresponding path program 1 times [2020-11-28 03:11:14,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:14,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363149074] [2020-11-28 03:11:14,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:14,874 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:14,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363149074] [2020-11-28 03:11:14,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050593602] [2020-11-28 03:11:14,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:11:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:15,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-28 03:11:15,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:11:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:11:15,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:11:15,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-11-28 03:11:15,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094781455] [2020-11-28 03:11:15,268 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:11:15,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:15,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:11:15,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:11:15,269 INFO L87 Difference]: Start difference. First operand 240 states and 293 transitions. Second operand 7 states. [2020-11-28 03:11:15,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:15,691 INFO L93 Difference]: Finished difference Result 823 states and 1028 transitions. [2020-11-28 03:11:15,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:11:15,691 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2020-11-28 03:11:15,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:15,692 INFO L225 Difference]: With dead ends: 823 [2020-11-28 03:11:15,692 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:11:15,695 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:11:15,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:11:15,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:11:15,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:11:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:11:15,696 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-11-28 03:11:15,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:15,697 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:15,697 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:11:15,697 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:11:15,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:11:15,907 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-11-28 03:11:15,909 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:11:16,222 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 102 [2020-11-28 03:11:17,463 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 337 DAG size of output: 235 [2020-11-28 03:11:18,199 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 165 [2020-11-28 03:11:18,719 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 153 [2020-11-28 03:11:18,980 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 122 [2020-11-28 03:11:19,237 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 116 [2020-11-28 03:11:19,903 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 197 [2020-11-28 03:11:20,077 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 120 [2020-11-28 03:11:20,214 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 23 [2020-11-28 03:11:20,444 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2020-11-28 03:11:21,181 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 47 [2020-11-28 03:11:21,530 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 45 [2020-11-28 03:11:23,173 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-11-28 03:11:24,467 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 154 DAG size of output: 51 [2020-11-28 03:11:25,483 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 51 [2020-11-28 03:11:26,053 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 41 [2020-11-28 03:11:26,582 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 31 [2020-11-28 03:11:27,578 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 29 [2020-11-28 03:11:28,247 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 59 [2020-11-28 03:11:28,269 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:28,269 INFO L274 CegarLoopResult]: For program point L498(lines 498 504) no Hoare annotation was computed. [2020-11-28 03:11:28,270 INFO L270 CegarLoopResult]: At program point L498-1(lines 498 504) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse0 (<= ~waterLevel~0 1)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse5 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse9 (= ~methaneLevelCritical~0 ~systemActive~0)) (.cse10 (not .cse1)) (.cse11 (not .cse6)) (.cse7 (= ~pumpRunning~0 0)) (.cse17 (= ~waterLevel~0 1)) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse14 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (= 1 ~systemActive~0)) (.cse15 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse16 (<= 2 ~waterLevel~0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse3 .cse11 .cse7 .cse8 .cse12) (and .cse13 .cse0 .cse14 .cse1 .cse15 .cse3 .cse2 .cse4 .cse5 .cse6 .cse8) (and .cse2 .cse3 .cse16 .cse7 .cse8 .cse12) (and .cse9 .cse14 .cse10 .cse15 .cse3 .cse11 .cse8 .cse12) (and .cse17 .cse3 .cse2 .cse7 .cse8) (and .cse1 (or (and .cse13 .cse17 .cse14 .cse3 .cse15 .cse2 .cse6 .cse8 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0))) (and .cse13 .cse14 .cse3 .cse15 .cse2 .cse16 .cse6 .cse8)) .cse12)))) [2020-11-28 03:11:28,270 INFO L274 CegarLoopResult]: For program point L267(lines 267 274) no Hoare annotation was computed. [2020-11-28 03:11:28,270 INFO L277 CegarLoopResult]: At program point L267-1(lines 267 274) the Hoare annotation is: true [2020-11-28 03:11:28,270 INFO L274 CegarLoopResult]: For program point L168(lines 168 174) no Hoare annotation was computed. [2020-11-28 03:11:28,270 INFO L274 CegarLoopResult]: For program point L168-1(lines 168 174) no Hoare annotation was computed. [2020-11-28 03:11:28,270 INFO L274 CegarLoopResult]: For program point L168-2(lines 168 174) no Hoare annotation was computed. [2020-11-28 03:11:28,270 INFO L274 CegarLoopResult]: For program point L168-3(lines 168 174) no Hoare annotation was computed. [2020-11-28 03:11:28,270 INFO L274 CegarLoopResult]: For program point L168-4(lines 168 174) no Hoare annotation was computed. [2020-11-28 03:11:28,271 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:11:28,271 INFO L274 CegarLoopResult]: For program point L168-5(lines 168 174) no Hoare annotation was computed. [2020-11-28 03:11:28,271 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:11:28,271 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:11:28,271 INFO L270 CegarLoopResult]: At program point L565(lines 1 951) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:28,271 INFO L274 CegarLoopResult]: For program point L103(lines 103 107) no Hoare annotation was computed. [2020-11-28 03:11:28,271 INFO L274 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,272 INFO L274 CegarLoopResult]: For program point L467-2(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,272 INFO L274 CegarLoopResult]: For program point L467-3(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,272 INFO L274 CegarLoopResult]: For program point L467-5(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,272 INFO L274 CegarLoopResult]: For program point L467-6(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,272 INFO L274 CegarLoopResult]: For program point L467-8(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,272 INFO L274 CegarLoopResult]: For program point L467-9(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,273 INFO L274 CegarLoopResult]: For program point L467-11(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,273 INFO L274 CegarLoopResult]: For program point L467-12(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,273 INFO L274 CegarLoopResult]: For program point L467-14(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,273 INFO L274 CegarLoopResult]: For program point L467-15(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,273 INFO L274 CegarLoopResult]: For program point L467-17(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:11:28,274 INFO L270 CegarLoopResult]: At program point L534(lines 487 535) the Hoare annotation is: false [2020-11-28 03:11:28,274 INFO L270 CegarLoopResult]: At program point L173(lines 164 177) the Hoare annotation is: false [2020-11-28 03:11:28,274 INFO L270 CegarLoopResult]: At program point L173-1(lines 164 177) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse2 (= ~methaneLevelCritical~0 ~systemActive~0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse0 (not .cse6)) (.cse1 (<= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse3 .cse7 .cse8 .cse4 .cse5 .cse9) (and .cse2 .cse6 .cse3 .cse8 .cse4 .cse5 .cse9) (and .cse0 .cse1 .cse7 .cse3 .cse4 .cse5)))) [2020-11-28 03:11:28,274 INFO L270 CegarLoopResult]: At program point L173-2(lines 164 177) the Hoare annotation is: false [2020-11-28 03:11:28,275 INFO L270 CegarLoopResult]: At program point L173-3(lines 164 177) the Hoare annotation is: false [2020-11-28 03:11:28,275 INFO L270 CegarLoopResult]: At program point L173-4(lines 164 177) the Hoare annotation is: false [2020-11-28 03:11:28,275 INFO L270 CegarLoopResult]: At program point L173-5(lines 164 177) the Hoare annotation is: false [2020-11-28 03:11:28,275 INFO L270 CegarLoopResult]: At program point L240(lines 236 242) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:28,275 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:28,276 INFO L270 CegarLoopResult]: At program point L473(lines 458 476) the Hoare annotation is: false [2020-11-28 03:11:28,276 INFO L270 CegarLoopResult]: At program point L473-1(lines 458 476) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse0 (not .cse15)) (.cse4 (<= 2 ~waterLevel~0)) (.cse8 (<= ~waterLevel~0 2)) (.cse9 (not .cse13)) (.cse10 (= ~methaneLevelCritical~0 ~systemActive~0)) (.cse11 (not .cse1)) (.cse12 (<= ~waterLevel~0 1)) (.cse14 (not .cse7)) (.cse3 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse11 .cse12 .cse10 .cse13 .cse14 .cse3 .cse15 .cse5 .cse6) (and .cse11 .cse12 .cse13 .cse14 .cse3 .cse2 .cse15 .cse5 .cse6)))) [2020-11-28 03:11:28,276 INFO L270 CegarLoopResult]: At program point L473-2(lines 458 476) the Hoare annotation is: false [2020-11-28 03:11:28,276 INFO L270 CegarLoopResult]: At program point L473-3(lines 458 476) the Hoare annotation is: false [2020-11-28 03:11:28,277 INFO L270 CegarLoopResult]: At program point L473-4(lines 458 476) the Hoare annotation is: false [2020-11-28 03:11:28,277 INFO L270 CegarLoopResult]: At program point L473-5(lines 458 476) the Hoare annotation is: false [2020-11-28 03:11:28,277 INFO L270 CegarLoopResult]: At program point L573(lines 568 576) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:28,277 INFO L277 CegarLoopResult]: At program point L276(lines 257 279) the Hoare annotation is: true [2020-11-28 03:11:28,277 INFO L274 CegarLoopResult]: For program point L508(lines 508 514) no Hoare annotation was computed. [2020-11-28 03:11:28,278 INFO L270 CegarLoopResult]: At program point L508-1(lines 508 514) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ~methaneLevelCritical~0 ~systemActive~0)) (.cse0 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse3 .cse6 .cse4 .cse5) (and .cse7 .cse1 .cse6 .cse4 .cse5) (and .cse7 .cse0 .cse2 .cse1 .cse4 .cse5))) [2020-11-28 03:11:28,278 INFO L270 CegarLoopResult]: At program point L409(lines 402 412) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5) (and .cse0 (= ~methaneLevelCritical~0 ~systemActive~0) .cse1 .cse2 .cse3 (not .cse4) .cse5))) [2020-11-28 03:11:28,278 INFO L270 CegarLoopResult]: At program point L409-1(lines 402 412) the Hoare annotation is: false [2020-11-28 03:11:28,278 INFO L270 CegarLoopResult]: At program point L409-2(lines 402 412) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= 1 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and (= ~methaneLevelCritical~0 ~systemActive~0) .cse0 .cse1 .cse2 (not .cse3) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse4 .cse3 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 (= ~methaneLevelCritical~0 0) .cse9 .cse10))) [2020-11-28 03:11:28,278 INFO L270 CegarLoopResult]: At program point L409-3(lines 402 412) the Hoare annotation is: false [2020-11-28 03:11:28,278 INFO L270 CegarLoopResult]: At program point L409-4(lines 402 412) the Hoare annotation is: false [2020-11-28 03:11:28,278 INFO L270 CegarLoopResult]: At program point L409-5(lines 402 412) the Hoare annotation is: false [2020-11-28 03:11:28,279 INFO L270 CegarLoopResult]: At program point L409-6(lines 402 412) the Hoare annotation is: false [2020-11-28 03:11:28,279 INFO L270 CegarLoopResult]: At program point L409-7(lines 402 412) the Hoare annotation is: false [2020-11-28 03:11:28,279 INFO L270 CegarLoopResult]: At program point L409-8(lines 402 412) the Hoare annotation is: false [2020-11-28 03:11:28,279 INFO L274 CegarLoopResult]: For program point L115(lines 115 119) no Hoare annotation was computed. [2020-11-28 03:11:28,279 INFO L274 CegarLoopResult]: For program point L348(lines 348 365) no Hoare annotation was computed. [2020-11-28 03:11:28,279 INFO L274 CegarLoopResult]: For program point L348-1(lines 348 365) no Hoare annotation was computed. [2020-11-28 03:11:28,279 INFO L274 CegarLoopResult]: For program point L348-2(lines 348 365) no Hoare annotation was computed. [2020-11-28 03:11:28,279 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L274 CegarLoopResult]: For program point L582-1(line 582) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L274 CegarLoopResult]: For program point L582-2(line 582) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L274 CegarLoopResult]: For program point L384(lines 384 390) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L274 CegarLoopResult]: For program point L384-2(lines 384 390) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L274 CegarLoopResult]: For program point L384-4(lines 384 390) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L274 CegarLoopResult]: For program point L384-6(lines 384 390) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L274 CegarLoopResult]: For program point L384-8(lines 384 390) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L274 CegarLoopResult]: For program point L384-10(lines 384 390) no Hoare annotation was computed. [2020-11-28 03:11:28,280 INFO L270 CegarLoopResult]: At program point L418(lines 413 421) the Hoare annotation is: (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0) (= ~pumpRunning~0 1) (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_activatePump_~tmp~4 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) [2020-11-28 03:11:28,281 INFO L270 CegarLoopResult]: At program point L418-1(lines 413 421) the Hoare annotation is: false [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point L352(lines 352 360) no Hoare annotation was computed. [2020-11-28 03:11:28,281 INFO L270 CegarLoopResult]: At program point L418-2(lines 413 421) the Hoare annotation is: false [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point L352-1(lines 352 360) no Hoare annotation was computed. [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 360) no Hoare annotation was computed. [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point L55(lines 55 75) no Hoare annotation was computed. [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point L55-2(lines 55 75) no Hoare annotation was computed. [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point L55-4(lines 55 75) no Hoare annotation was computed. [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point L518(lines 518 529) no Hoare annotation was computed. [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point L322(lines 322 339) no Hoare annotation was computed. [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point L322-1(lines 322 339) no Hoare annotation was computed. [2020-11-28 03:11:28,281 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:11:28,282 INFO L274 CegarLoopResult]: For program point L322-2(lines 322 339) no Hoare annotation was computed. [2020-11-28 03:11:28,282 INFO L274 CegarLoopResult]: For program point L322-3(lines 322 339) no Hoare annotation was computed. [2020-11-28 03:11:28,282 INFO L274 CegarLoopResult]: For program point L322-4(lines 322 339) no Hoare annotation was computed. [2020-11-28 03:11:28,282 INFO L274 CegarLoopResult]: For program point L322-5(lines 322 339) no Hoare annotation was computed. [2020-11-28 03:11:28,282 INFO L274 CegarLoopResult]: For program point L91(lines 91 95) no Hoare annotation was computed. [2020-11-28 03:11:28,282 INFO L274 CegarLoopResult]: For program point L91-3(lines 91 95) no Hoare annotation was computed. [2020-11-28 03:11:28,282 INFO L274 CegarLoopResult]: For program point L91-6(lines 91 95) no Hoare annotation was computed. [2020-11-28 03:11:28,282 INFO L270 CegarLoopResult]: At program point L290(lines 289 308) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~methaneLevelCritical~0 ~systemActive~0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse4 .cse6 .cse7 .cse5 .cse8) (and .cse0 .cse2 .cse3 .cse4 .cse6 .cse5) (and .cse1 .cse4 .cse7 .cse5 .cse8))) [2020-11-28 03:11:28,283 INFO L274 CegarLoopResult]: For program point L290-1(lines 290 296) no Hoare annotation was computed. [2020-11-28 03:11:28,283 INFO L270 CegarLoopResult]: At program point L290-2(lines 289 308) the Hoare annotation is: false [2020-11-28 03:11:28,283 INFO L270 CegarLoopResult]: At program point L290-3(lines 289 308) the Hoare annotation is: false [2020-11-28 03:11:28,283 INFO L270 CegarLoopResult]: At program point L191-2(lines 191 205) the Hoare annotation is: false [2020-11-28 03:11:28,283 INFO L274 CegarLoopResult]: For program point L489(lines 488 533) no Hoare annotation was computed. [2020-11-28 03:11:28,283 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-11-28 03:11:28,283 INFO L274 CegarLoopResult]: For program point L490(lines 490 494) no Hoare annotation was computed. [2020-11-28 03:11:28,284 INFO L270 CegarLoopResult]: At program point L160(lines 155 163) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse5 (= ~pumpRunning~0 1)) (.cse7 (= 1 ~systemActive~0)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse6 (= ~methaneLevelCritical~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse3 .cse4 .cse7 .cse6 .cse8 (= ~pumpRunning~0 0) .cse9) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse3 .cse5 .cse7 (<= 2 ~waterLevel~0) .cse8 .cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0) .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse2 .cse6 (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))))) [2020-11-28 03:11:28,284 INFO L270 CegarLoopResult]: At program point L160-1(lines 155 163) the Hoare annotation is: false [2020-11-28 03:11:28,284 INFO L270 CegarLoopResult]: At program point L160-2(lines 155 163) the Hoare annotation is: false [2020-11-28 03:11:28,284 INFO L274 CegarLoopResult]: For program point L61(lines 61 74) no Hoare annotation was computed. [2020-11-28 03:11:28,284 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:11:28,284 INFO L270 CegarLoopResult]: At program point L61-1(lines 1 951) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse5 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse0 (<= ~waterLevel~0 1)) (.cse9 (= ~methaneLevelCritical~0 ~systemActive~0)) (.cse11 (not .cse1)) (.cse17 (not .cse6)) (.cse7 (= ~pumpRunning~0 0)) (.cse10 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse12 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse13 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0))) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse16 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse18 (<= ~waterLevel~0 2)) (.cse19 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse11 .cse12 .cse3 .cse8 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19) (and .cse0 .cse20 .cse16 .cse1 .cse4 .cse12 .cse2 .cse3 .cse5 .cse6 .cse8) (and .cse0 .cse9 .cse11 .cse3 .cse17 .cse7 .cse8) (and .cse0 .cse9 .cse16 .cse11 .cse12 .cse3 .cse17 .cse8) (and .cse9 .cse10 .cse15 .cse11 .cse3 .cse17 .cse7 .cse8 .cse13 .cse14 .cse18 .cse19) (and (= ~waterLevel~0 1) .cse3 .cse2 .cse7 .cse8) (and .cse10 .cse1 .cse12 .cse3 (<= 2 ~waterLevel~0) .cse6 .cse13 .cse14 .cse8 .cse20 .cse15 .cse16 .cse2 .cse18 .cse19)))) [2020-11-28 03:11:28,284 INFO L274 CegarLoopResult]: For program point L61-2(lines 61 74) no Hoare annotation was computed. [2020-11-28 03:11:28,284 INFO L270 CegarLoopResult]: At program point L61-3(lines 1 951) the Hoare annotation is: false [2020-11-28 03:11:28,285 INFO L274 CegarLoopResult]: For program point L61-4(lines 61 74) no Hoare annotation was computed. [2020-11-28 03:11:28,285 INFO L270 CegarLoopResult]: At program point L61-5(lines 1 951) the Hoare annotation is: false [2020-11-28 03:11:28,285 INFO L274 CegarLoopResult]: For program point L524(lines 524 528) no Hoare annotation was computed. [2020-11-28 03:11:28,285 INFO L274 CegarLoopResult]: For program point L524-2(lines 290 296) no Hoare annotation was computed. [2020-11-28 03:11:28,285 INFO L274 CegarLoopResult]: For program point L326(lines 326 334) no Hoare annotation was computed. [2020-11-28 03:11:28,285 INFO L274 CegarLoopResult]: For program point L326-1(lines 326 334) no Hoare annotation was computed. [2020-11-28 03:11:28,285 INFO L274 CegarLoopResult]: For program point L326-2(lines 326 334) no Hoare annotation was computed. [2020-11-28 03:11:28,285 INFO L274 CegarLoopResult]: For program point L326-3(lines 326 334) no Hoare annotation was computed. [2020-11-28 03:11:28,285 INFO L274 CegarLoopResult]: For program point L326-4(lines 326 334) no Hoare annotation was computed. [2020-11-28 03:11:28,286 INFO L274 CegarLoopResult]: For program point L326-5(lines 326 334) no Hoare annotation was computed. [2020-11-28 03:11:28,286 INFO L270 CegarLoopResult]: At program point L128(lines 123 131) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5) (and .cse0 (= ~methaneLevelCritical~0 ~systemActive~0) .cse1 .cse2 .cse3 (not .cse4) .cse5))) [2020-11-28 03:11:28,286 INFO L270 CegarLoopResult]: At program point L128-1(lines 123 131) the Hoare annotation is: false [2020-11-28 03:11:28,286 INFO L270 CegarLoopResult]: At program point L128-2(lines 123 131) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and (= ~methaneLevelCritical~0 ~systemActive~0) .cse0 .cse1 .cse2 (not .cse4) .cse3 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2020-11-28 03:11:28,287 INFO L270 CegarLoopResult]: At program point L128-3(lines 123 131) the Hoare annotation is: (let ((.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse14 (= ~methaneLevelCritical~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse13 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse7 (= ~pumpRunning~0 1)) (.cse1 (= ~methaneLevelCritical~0 ~systemActive~0)) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (not .cse8)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0))) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse2 .cse8 .cse9 .cse10 .cse5 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse1 .cse6 .cse12 .cse13 .cse7 .cse2 .cse3 .cse5 .cse9 .cse10 .cse15 .cse16) (and .cse0 .cse14 .cse2 .cse8 .cse4 .cse5) (and .cse0 .cse11 .cse13 .cse7 .cse14 .cse2 .cse8 .cse5) (and .cse0 .cse1 .cse13 .cse7 .cse2 .cse3 .cse5) (and .cse1 .cse6 .cse12 .cse2 .cse3 .cse4 .cse5 .cse9 .cse10 .cse15 .cse16)))) [2020-11-28 03:11:28,287 INFO L270 CegarLoopResult]: At program point L128-4(lines 123 131) the Hoare annotation is: false [2020-11-28 03:11:28,287 INFO L270 CegarLoopResult]: At program point L128-5(lines 123 131) the Hoare annotation is: false [2020-11-28 03:11:28,287 INFO L270 CegarLoopResult]: At program point L128-6(lines 123 131) the Hoare annotation is: false [2020-11-28 03:11:28,287 INFO L270 CegarLoopResult]: At program point L128-7(lines 123 131) the Hoare annotation is: false [2020-11-28 03:11:28,287 INFO L270 CegarLoopResult]: At program point L128-8(lines 123 131) the Hoare annotation is: false [2020-11-28 03:11:28,287 INFO L270 CegarLoopResult]: At program point L128-9(lines 123 131) the Hoare annotation is: false [2020-11-28 03:11:28,287 INFO L270 CegarLoopResult]: At program point L128-10(lines 123 131) the Hoare annotation is: false [2020-11-28 03:11:28,288 INFO L270 CegarLoopResult]: At program point L128-11(lines 123 131) the Hoare annotation is: false [2020-11-28 03:11:28,288 INFO L274 CegarLoopResult]: For program point L195(lines 195 199) no Hoare annotation was computed. [2020-11-28 03:11:28,288 INFO L274 CegarLoopResult]: For program point L195-1(lines 290 296) no Hoare annotation was computed. [2020-11-28 03:11:28,288 INFO L274 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-11-28 03:11:28,288 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:11:28,288 INFO L274 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2020-11-28 03:11:28,288 INFO L274 CegarLoopResult]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2020-11-28 03:11:28,289 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:28,289 INFO L270 CegarLoopResult]: At program point L297(lines 297 303) the Hoare annotation is: (let ((.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse0 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= ~methaneLevelCritical~0 ~systemActive~0)) (.cse10 (not .cse9)) (.cse11 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse13 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0))) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse4) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse5 .cse9 .cse4) (and .cse0 .cse1 .cse7 .cse8 .cse2 .cse10 .cse4) (and .cse1 .cse11 .cse12 .cse2 .cse10 .cse3 .cse4 .cse13 .cse14 .cse15 .cse16) (and .cse11 .cse1 .cse12 .cse7 .cse8 .cse2 .cse10 .cse4 .cse13 .cse14 .cse15 .cse16) (and .cse11 .cse8 .cse2 .cse9 .cse4 .cse13 .cse14 .cse6 .cse12 .cse7 .cse5 .cse15 .cse16)))) [2020-11-28 03:11:28,289 INFO L270 CegarLoopResult]: At program point L297-1(lines 297 303) the Hoare annotation is: false [2020-11-28 03:11:28,289 INFO L270 CegarLoopResult]: At program point L297-2(lines 297 303) the Hoare annotation is: false [2020-11-28 03:11:28,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:11:28 BoogieIcfgContainer [2020-11-28 03:11:28,351 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:11:28,352 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:11:28,352 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:11:28,352 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:11:28,353 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:09" (3/4) ... [2020-11-28 03:11:28,356 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:11:28,384 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:11:28,388 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:11:28,390 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:11:28,392 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:11:28,394 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:11:28,396 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:11:28,398 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:11:28,432 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 0) && tmp == 0) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0))) || ((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && \result <= 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0)) || (((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && !(tmp == 0)) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) [2020-11-28 03:11:28,433 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((methaneLevelCritical == systemActive && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((\result == 0 && waterLevel <= 1) && tmp == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((methaneLevelCritical == systemActive && tmp == 0) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((tmp == 0 && (((((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && !(tmp == 0)) || (((((((\result == 0 && tmp == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0))) && waterLevel <= 2) [2020-11-28 03:11:28,437 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0)) || ((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((!(\result == 0) && methaneLevelCritical == systemActive) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) [2020-11-28 03:11:28,439 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && !(tmp == 0)) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0)) || ((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) [2020-11-28 03:11:28,440 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) [2020-11-28 03:11:28,441 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) [2020-11-28 03:11:28,442 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((methaneLevelCritical == systemActive && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:11:28,447 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && \result <= 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) [2020-11-28 03:11:28,453 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || (((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || ((((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == systemActive) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:11:28,454 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0) [2020-11-28 03:11:28,455 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\result == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || (((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) [2020-11-28 03:11:28,456 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || ((((((((((((!(\result == 0) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) [2020-11-28 03:11:28,558 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b2c0db29-5f03-4bb0-bb84-5ae3e448b5b2/bin/uautomizer/witness.graphml [2020-11-28 03:11:28,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:11:28,560 INFO L168 Benchmark]: Toolchain (without parser) took 21217.06 ms. Allocated memory was 90.2 MB in the beginning and 318.8 MB in the end (delta: 228.6 MB). Free memory was 59.0 MB in the beginning and 283.0 MB in the end (delta: -224.0 MB). Peak memory consumption was 186.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:28,560 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 90.2 MB. Free memory was 50.4 MB in the beginning and 50.4 MB in the end (delta: 40.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:28,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.23 ms. Allocated memory is still 90.2 MB. Free memory was 58.8 MB in the beginning and 56.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:28,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.23 ms. Allocated memory is still 90.2 MB. Free memory was 56.7 MB in the beginning and 52.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:28,562 INFO L168 Benchmark]: Boogie Preprocessor took 110.36 ms. Allocated memory is still 90.2 MB. Free memory was 52.6 MB in the beginning and 49.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:28,562 INFO L168 Benchmark]: RCFGBuilder took 1462.48 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 49.7 MB in the beginning and 87.5 MB in the end (delta: -37.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:28,563 INFO L168 Benchmark]: TraceAbstraction took 18612.69 ms. Allocated memory was 121.6 MB in the beginning and 318.8 MB in the end (delta: 197.1 MB). Free memory was 86.9 MB in the beginning and 109.7 MB in the end (delta: -22.8 MB). Peak memory consumption was 183.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:28,563 INFO L168 Benchmark]: Witness Printer took 207.35 ms. Allocated memory is still 318.8 MB. Free memory was 109.7 MB in the beginning and 283.0 MB in the end (delta: -173.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:28,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 90.2 MB. Free memory was 50.4 MB in the beginning and 50.4 MB in the end (delta: 40.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 691.23 ms. Allocated memory is still 90.2 MB. Free memory was 58.8 MB in the beginning and 56.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.23 ms. Allocated memory is still 90.2 MB. Free memory was 56.7 MB in the beginning and 52.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 110.36 ms. Allocated memory is still 90.2 MB. Free memory was 52.6 MB in the beginning and 49.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1462.48 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 49.7 MB in the beginning and 87.5 MB in the end (delta: -37.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18612.69 ms. Allocated memory was 121.6 MB in the beginning and 318.8 MB in the end (delta: 197.1 MB). Free memory was 86.9 MB in the beginning and 109.7 MB in the end (delta: -22.8 MB). Peak memory consumption was 183.9 MB. Max. memory is 16.1 GB. * Witness Printer took 207.35 ms. Allocated memory is still 318.8 MB. Free memory was 109.7 MB in the beginning and 283.0 MB in the end (delta: -173.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: (((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || ((((((((((((!(\result == 0) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: ((((((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && !(tmp == 0)) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0)) || ((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: (((((((((((!(\result == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || (((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && \result <= 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: (((((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((methaneLevelCritical == systemActive && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0)) || ((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((!(\result == 0) && methaneLevelCritical == systemActive) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((methaneLevelCritical == systemActive && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((\result == 0 && waterLevel <= 1) && tmp == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((methaneLevelCritical == systemActive && tmp == 0) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((tmp == 0 && (((((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && !(tmp == 0)) || (((((((\result == 0 && tmp == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0))) && waterLevel <= 2) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: (((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || (((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || ((((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == systemActive) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 413]: Loop Invariant Derived loop invariant: ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 413]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 413]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((methaneLevelCritical == systemActive && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((waterLevel <= 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && \result == 0) && tmp == 0) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0))) || ((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && \result <= 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && tmp___0 <= 1) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && methaneLevelCritical == systemActive) && tmp == 0) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0)) || (((((((((((methaneLevelCritical == systemActive && !(\result == 0)) && \result == 0) && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp == 0)) && tmp == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && !(tmp == 0)) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.0s, OverallIterations: 15, TraceHistogramMax: 2, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1714 SDtfs, 2483 SDslu, 2987 SDs, 0 SdLazy, 501 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 165 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 2188 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 277 NumberOfFragments, 1743 HoareAnnotationTreeSize, 57 FomulaSimplifications, 9583185 FormulaSimplificationTreeSizeReduction, 4.1s HoareSimplificationTime, 57 FomulaSimplificationsInter, 1074596 FormulaSimplificationTreeSizeReductionInter, 8.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 599 NumberOfCodeBlocks, 599 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 583 ConstructedInterpolants, 0 QuantifiedInterpolants, 51737 SizeOfPredicates, 4 NumberOfNonLiveVariables, 453 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 62/74 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...