./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 6dd4e2379545062b6cfdf03e26feb426fb16a9fa .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 16:17:07,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 16:17:07,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 16:17:07,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 16:17:07,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 16:17:07,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 16:17:07,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 16:17:07,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 16:17:07,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 16:17:07,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 16:17:07,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 16:17:07,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 16:17:07,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 16:17:07,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 16:17:07,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 16:17:07,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 16:17:07,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 16:17:07,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 16:17:07,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 16:17:07,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 16:17:07,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 16:17:07,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 16:17:07,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 16:17:07,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 16:17:07,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 16:17:07,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 16:17:07,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 16:17:07,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 16:17:07,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 16:17:07,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 16:17:07,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 16:17:07,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 16:17:07,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 16:17:07,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 16:17:07,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 16:17:07,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 16:17:07,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 16:17:07,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 16:17:07,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 16:17:07,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 16:17:07,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 16:17:07,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 16:17:07,916 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 16:17:07,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 16:17:07,917 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 16:17:07,917 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 16:17:07,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 16:17:07,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 16:17:07,918 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 16:17:07,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 16:17:07,918 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 16:17:07,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 16:17:07,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 16:17:07,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 16:17:07,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 16:17:07,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 16:17:07,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 16:17:07,919 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 16:17:07,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 16:17:07,919 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 16:17:07,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 16:17:07,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 16:17:07,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 16:17:07,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 16:17:07,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:17:07,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 16:17:07,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 16:17:07,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 16:17:07,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 16:17:07,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 16:17:07,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 16:17:07,920 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 16:17:07,920 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dd4e2379545062b6cfdf03e26feb426fb16a9fa [2021-08-29 16:17:08,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 16:17:08,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 16:17:08,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 16:17:08,192 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 16:17:08,193 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 16:17:08,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2021-08-29 16:17:08,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c87e1993c/cdb404f562a841a48e0bb15a0e275e94/FLAGc899580cd [2021-08-29 16:17:08,649 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 16:17:08,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2021-08-29 16:17:08,656 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c87e1993c/cdb404f562a841a48e0bb15a0e275e94/FLAGc899580cd [2021-08-29 16:17:08,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c87e1993c/cdb404f562a841a48e0bb15a0e275e94 [2021-08-29 16:17:08,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 16:17:08,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 16:17:08,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 16:17:08,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 16:17:08,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 16:17:08,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:08,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b29c14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08, skipping insertion in model container [2021-08-29 16:17:08,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:08,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 16:17:08,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 16:17:08,805 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c[1281,1294] [2021-08-29 16:17:08,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:17:08,921 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 16:17:08,929 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c[1281,1294] [2021-08-29 16:17:08,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:17:08,976 INFO L208 MainTranslator]: Completed translation [2021-08-29 16:17:08,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08 WrapperNode [2021-08-29 16:17:08,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 16:17:08,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 16:17:08,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 16:17:08,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 16:17:08,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:08,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:09,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 16:17:09,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 16:17:09,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 16:17:09,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 16:17:09,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:09,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:09,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:09,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:09,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:09,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:09,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:09,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 16:17:09,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 16:17:09,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 16:17:09,040 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 16:17:09,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (1/1) ... [2021-08-29 16:17:09,059 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:17:09,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:17:09,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-29 16:17:09,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-29 16:17:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 16:17:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 16:17:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 16:17:09,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 16:17:09,378 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 16:17:09,392 INFO L299 CfgBuilder]: Removed 114 assume(true) statements. [2021-08-29 16:17:09,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:17:09 BoogieIcfgContainer [2021-08-29 16:17:09,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 16:17:09,395 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 16:17:09,395 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 16:17:09,397 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 16:17:09,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:17:08" (1/3) ... [2021-08-29 16:17:09,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c0e1080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:17:09, skipping insertion in model container [2021-08-29 16:17:09,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:17:08" (2/3) ... [2021-08-29 16:17:09,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c0e1080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:17:09, skipping insertion in model container [2021-08-29 16:17:09,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:17:09" (3/3) ... [2021-08-29 16:17:09,400 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35.cil.c [2021-08-29 16:17:09,403 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 16:17:09,403 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-29 16:17:09,436 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 16:17:09,441 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-29 16:17:09,455 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-29 16:17:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 85 states have (on average 1.5529411764705883) internal successors, (132), 88 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:09,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-29 16:17:09,470 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:09,471 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:17:09,471 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:09,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:09,475 INFO L82 PathProgramCache]: Analyzing trace with hash -950357280, now seen corresponding path program 1 times [2021-08-29 16:17:09,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:09,481 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127744584] [2021-08-29 16:17:09,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:09,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:09,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:09,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:09,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127744584] [2021-08-29 16:17:09,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127744584] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:09,652 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:09,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:17:09,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052933323] [2021-08-29 16:17:09,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 16:17:09,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:09,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 16:17:09,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:17:09,684 INFO L87 Difference]: Start difference. First operand has 89 states, 85 states have (on average 1.5529411764705883) internal successors, (132), 88 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:09,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:09,880 INFO L93 Difference]: Finished difference Result 171 states and 256 transitions. [2021-08-29 16:17:09,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 16:17:09,884 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-08-29 16:17:09,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:09,890 INFO L225 Difference]: With dead ends: 171 [2021-08-29 16:17:09,890 INFO L226 Difference]: Without dead ends: 85 [2021-08-29 16:17:09,892 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:17:09,894 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 124.14ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.73ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 174.44ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:09,894 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 125 Unknown, 0 Unchecked, 0.73ms Time], IncrementalHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 174.44ms Time] [2021-08-29 16:17:09,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-08-29 16:17:09,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-08-29 16:17:09,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 84 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 120 transitions. [2021-08-29 16:17:09,946 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 120 transitions. Word has length 19 [2021-08-29 16:17:09,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:09,946 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 120 transitions. [2021-08-29 16:17:09,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:09,947 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 120 transitions. [2021-08-29 16:17:09,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-29 16:17:09,948 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:09,948 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:17:09,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 16:17:09,949 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:09,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:09,951 INFO L82 PathProgramCache]: Analyzing trace with hash -552380079, now seen corresponding path program 1 times [2021-08-29 16:17:09,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:09,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523229122] [2021-08-29 16:17:09,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:09,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:10,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:10,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523229122] [2021-08-29 16:17:10,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523229122] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:10,066 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:10,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:17:10,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733963064] [2021-08-29 16:17:10,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:17:10,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:10,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:17:10,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:10,069 INFO L87 Difference]: Start difference. First operand 85 states and 120 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:10,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:10,184 INFO L93 Difference]: Finished difference Result 85 states and 120 transitions. [2021-08-29 16:17:10,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:17:10,184 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-08-29 16:17:10,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:10,185 INFO L225 Difference]: With dead ends: 85 [2021-08-29 16:17:10,185 INFO L226 Difference]: Without dead ends: 40 [2021-08-29 16:17:10,185 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.89ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:10,186 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 48 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.58ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 104.42ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:10,187 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 0 Invalid, 62 Unknown, 0 Unchecked, 0.58ms Time], IncrementalHoareTripleChecker [0 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 104.42ms Time] [2021-08-29 16:17:10,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-08-29 16:17:10,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-08-29 16:17:10,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 39 states have (on average 1.435897435897436) internal successors, (56), 39 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:10,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 56 transitions. [2021-08-29 16:17:10,197 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 56 transitions. Word has length 20 [2021-08-29 16:17:10,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:10,198 INFO L470 AbstractCegarLoop]: Abstraction has 40 states and 56 transitions. [2021-08-29 16:17:10,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:10,199 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2021-08-29 16:17:10,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-29 16:17:10,199 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:10,200 INFO L513 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] [2021-08-29 16:17:10,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 16:17:10,200 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:10,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:10,201 INFO L82 PathProgramCache]: Analyzing trace with hash 483095041, now seen corresponding path program 1 times [2021-08-29 16:17:10,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:10,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541648440] [2021-08-29 16:17:10,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:10,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:10,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:10,328 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:10,328 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541648440] [2021-08-29 16:17:10,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541648440] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:10,329 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:10,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:17:10,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15596888] [2021-08-29 16:17:10,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 16:17:10,329 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:10,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 16:17:10,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-29 16:17:10,330 INFO L87 Difference]: Start difference. First operand 40 states and 56 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:10,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:10,599 INFO L93 Difference]: Finished difference Result 132 states and 192 transitions. [2021-08-29 16:17:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:17:10,599 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-08-29 16:17:10,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:10,600 INFO L225 Difference]: With dead ends: 132 [2021-08-29 16:17:10,600 INFO L226 Difference]: Without dead ends: 99 [2021-08-29 16:17:10,601 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.54ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:17:10,602 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 227 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 163.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.47ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 211.94ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:10,602 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [227 Valid, 0 Invalid, 318 Unknown, 0 Unchecked, 3.47ms Time], IncrementalHoareTripleChecker [2 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 211.94ms Time] [2021-08-29 16:17:10,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-08-29 16:17:10,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 62. [2021-08-29 16:17:10,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 61 states have (on average 1.459016393442623) internal successors, (89), 61 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 89 transitions. [2021-08-29 16:17:10,609 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 89 transitions. Word has length 26 [2021-08-29 16:17:10,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:10,609 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 89 transitions. [2021-08-29 16:17:10,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2021-08-29 16:17:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-29 16:17:10,610 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:10,610 INFO L513 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] [2021-08-29 16:17:10,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 16:17:10,611 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:10,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:10,611 INFO L82 PathProgramCache]: Analyzing trace with hash -2057617797, now seen corresponding path program 1 times [2021-08-29 16:17:10,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:10,611 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184672734] [2021-08-29 16:17:10,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:10,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:10,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:10,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184672734] [2021-08-29 16:17:10,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184672734] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:10,652 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:10,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:17:10,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871767121] [2021-08-29 16:17:10,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:17:10,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:10,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:17:10,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:10,653 INFO L87 Difference]: Start difference. First operand 62 states and 89 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:10,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:10,753 INFO L93 Difference]: Finished difference Result 141 states and 205 transitions. [2021-08-29 16:17:10,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:17:10,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-08-29 16:17:10,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:10,755 INFO L225 Difference]: With dead ends: 141 [2021-08-29 16:17:10,755 INFO L226 Difference]: Without dead ends: 86 [2021-08-29 16:17:10,755 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.50ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:10,756 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 31 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.77ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 90.07ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:10,756 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 0 Invalid, 97 Unknown, 0 Unchecked, 0.77ms Time], IncrementalHoareTripleChecker [6 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 90.07ms Time] [2021-08-29 16:17:10,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-08-29 16:17:10,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 84. [2021-08-29 16:17:10,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 83 states have (on average 1.4216867469879517) internal successors, (118), 83 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:10,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 118 transitions. [2021-08-29 16:17:10,763 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 118 transitions. Word has length 27 [2021-08-29 16:17:10,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:10,763 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 118 transitions. [2021-08-29 16:17:10,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:10,764 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2021-08-29 16:17:10,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-08-29 16:17:10,764 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:10,764 INFO L513 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] [2021-08-29 16:17:10,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 16:17:10,765 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:10,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:10,765 INFO L82 PathProgramCache]: Analyzing trace with hash 214615626, now seen corresponding path program 1 times [2021-08-29 16:17:10,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:10,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759211309] [2021-08-29 16:17:10,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:10,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:10,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:10,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:10,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759211309] [2021-08-29 16:17:10,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759211309] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:10,844 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:10,844 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:17:10,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243543935] [2021-08-29 16:17:10,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:17:10,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:10,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:17:10,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:17:10,847 INFO L87 Difference]: Start difference. First operand 84 states and 118 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:11,128 INFO L93 Difference]: Finished difference Result 273 states and 386 transitions. [2021-08-29 16:17:11,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-29 16:17:11,129 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-08-29 16:17:11,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:11,130 INFO L225 Difference]: With dead ends: 273 [2021-08-29 16:17:11,130 INFO L226 Difference]: Without dead ends: 196 [2021-08-29 16:17:11,133 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 23.75ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-29 16:17:11,134 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 167 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 179.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.20ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 242.48ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:11,134 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [167 Valid, 0 Invalid, 363 Unknown, 0 Unchecked, 2.20ms Time], IncrementalHoareTripleChecker [12 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 242.48ms Time] [2021-08-29 16:17:11,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-08-29 16:17:11,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 82. [2021-08-29 16:17:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.382716049382716) internal successors, (112), 81 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 112 transitions. [2021-08-29 16:17:11,145 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 112 transitions. Word has length 29 [2021-08-29 16:17:11,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:11,145 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 112 transitions. [2021-08-29 16:17:11,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,145 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 112 transitions. [2021-08-29 16:17:11,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-29 16:17:11,146 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:11,146 INFO L513 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] [2021-08-29 16:17:11,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 16:17:11,147 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:11,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:11,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1855288842, now seen corresponding path program 1 times [2021-08-29 16:17:11,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:11,148 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473910682] [2021-08-29 16:17:11,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:11,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:11,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:11,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:11,188 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473910682] [2021-08-29 16:17:11,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473910682] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:11,188 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:11,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:17:11,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903028788] [2021-08-29 16:17:11,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:17:11,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:11,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:17:11,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:17:11,190 INFO L87 Difference]: Start difference. First operand 82 states and 112 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:11,409 INFO L93 Difference]: Finished difference Result 240 states and 330 transitions. [2021-08-29 16:17:11,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:17:11,410 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-08-29 16:17:11,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:11,411 INFO L225 Difference]: With dead ends: 240 [2021-08-29 16:17:11,411 INFO L226 Difference]: Without dead ends: 165 [2021-08-29 16:17:11,411 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.39ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:17:11,413 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 124 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 151.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.25ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 193.95ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:11,413 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 0 Invalid, 318 Unknown, 0 Unchecked, 1.25ms Time], IncrementalHoareTripleChecker [1 Valid, 317 Invalid, 0 Unknown, 0 Unchecked, 193.95ms Time] [2021-08-29 16:17:11,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-08-29 16:17:11,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 85. [2021-08-29 16:17:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.369047619047619) internal successors, (115), 84 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 115 transitions. [2021-08-29 16:17:11,424 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 115 transitions. Word has length 33 [2021-08-29 16:17:11,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:11,424 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 115 transitions. [2021-08-29 16:17:11,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,424 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 115 transitions. [2021-08-29 16:17:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-29 16:17:11,425 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:11,425 INFO L513 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] [2021-08-29 16:17:11,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-29 16:17:11,425 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:11,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:11,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1738613876, now seen corresponding path program 1 times [2021-08-29 16:17:11,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:11,426 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025533708] [2021-08-29 16:17:11,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:11,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:11,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:11,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025533708] [2021-08-29 16:17:11,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025533708] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:11,495 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:11,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-29 16:17:11,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176429144] [2021-08-29 16:17:11,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 16:17:11,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:11,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 16:17:11,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-29 16:17:11,496 INFO L87 Difference]: Start difference. First operand 85 states and 115 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:11,735 INFO L93 Difference]: Finished difference Result 254 states and 345 transitions. [2021-08-29 16:17:11,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-29 16:17:11,735 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-08-29 16:17:11,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:11,736 INFO L225 Difference]: With dead ends: 254 [2021-08-29 16:17:11,736 INFO L226 Difference]: Without dead ends: 176 [2021-08-29 16:17:11,737 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 43.94ms TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-08-29 16:17:11,737 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 223 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 155.43ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.11ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 200.23ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:11,737 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [223 Valid, 0 Invalid, 235 Unknown, 0 Unchecked, 1.11ms Time], IncrementalHoareTripleChecker [1 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 200.23ms Time] [2021-08-29 16:17:11,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-08-29 16:17:11,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 87. [2021-08-29 16:17:11,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.3604651162790697) internal successors, (117), 86 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 117 transitions. [2021-08-29 16:17:11,744 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 117 transitions. Word has length 33 [2021-08-29 16:17:11,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:11,744 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 117 transitions. [2021-08-29 16:17:11,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,745 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2021-08-29 16:17:11,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-29 16:17:11,745 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:11,746 INFO L513 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] [2021-08-29 16:17:11,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-29 16:17:11,746 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:11,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:11,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1969547406, now seen corresponding path program 1 times [2021-08-29 16:17:11,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:11,747 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831210398] [2021-08-29 16:17:11,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:11,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:11,794 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:11,794 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831210398] [2021-08-29 16:17:11,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831210398] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:11,795 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:11,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:17:11,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934412804] [2021-08-29 16:17:11,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:17:11,795 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:11,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:17:11,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:11,796 INFO L87 Difference]: Start difference. First operand 87 states and 117 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:11,885 INFO L93 Difference]: Finished difference Result 216 states and 292 transitions. [2021-08-29 16:17:11,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:17:11,885 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-08-29 16:17:11,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:11,886 INFO L225 Difference]: With dead ends: 216 [2021-08-29 16:17:11,886 INFO L226 Difference]: Without dead ends: 136 [2021-08-29 16:17:11,886 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.29ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:17:11,887 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 22 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.46ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.36ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.52ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:11,887 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 0 Invalid, 106 Unknown, 0 Unchecked, 0.36ms Time], IncrementalHoareTripleChecker [1 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 75.52ms Time] [2021-08-29 16:17:11,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-08-29 16:17:11,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2021-08-29 16:17:11,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 135 states have (on average 1.325925925925926) internal successors, (179), 135 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 179 transitions. [2021-08-29 16:17:11,896 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 179 transitions. Word has length 33 [2021-08-29 16:17:11,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:11,897 INFO L470 AbstractCegarLoop]: Abstraction has 136 states and 179 transitions. [2021-08-29 16:17:11,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 179 transitions. [2021-08-29 16:17:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-08-29 16:17:11,898 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:11,898 INFO L513 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] [2021-08-29 16:17:11,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-29 16:17:11,898 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:11,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:11,899 INFO L82 PathProgramCache]: Analyzing trace with hash -430787762, now seen corresponding path program 1 times [2021-08-29 16:17:11,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:11,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095892936] [2021-08-29 16:17:11,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:11,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:11,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:11,961 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:11,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095892936] [2021-08-29 16:17:11,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095892936] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:17:11,961 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:17:11,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-29 16:17:11,961 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637618307] [2021-08-29 16:17:11,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-29 16:17:11,962 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:11,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-29 16:17:11,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:17:11,962 INFO L87 Difference]: Start difference. First operand 136 states and 179 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:12,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:12,351 INFO L93 Difference]: Finished difference Result 616 states and 842 transitions. [2021-08-29 16:17:12,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-29 16:17:12,351 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-08-29 16:17:12,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:12,353 INFO L225 Difference]: With dead ends: 616 [2021-08-29 16:17:12,353 INFO L226 Difference]: Without dead ends: 536 [2021-08-29 16:17:12,354 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 58.40ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-08-29 16:17:12,356 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 356 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 243.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.21ms SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 304.82ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:12,356 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [356 Valid, 0 Invalid, 588 Unknown, 0 Unchecked, 2.21ms Time], IncrementalHoareTripleChecker [35 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 304.82ms Time] [2021-08-29 16:17:12,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-08-29 16:17:12,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 222. [2021-08-29 16:17:12,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 221 states have (on average 1.330316742081448) internal successors, (294), 221 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:12,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 294 transitions. [2021-08-29 16:17:12,377 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 294 transitions. Word has length 34 [2021-08-29 16:17:12,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:12,377 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 294 transitions. [2021-08-29 16:17:12,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:12,377 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 294 transitions. [2021-08-29 16:17:12,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-08-29 16:17:12,382 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:17:12,382 INFO L513 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] [2021-08-29 16:17:12,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-29 16:17:12,382 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:17:12,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:17:12,383 INFO L82 PathProgramCache]: Analyzing trace with hash -915518735, now seen corresponding path program 1 times [2021-08-29 16:17:12,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:17:12,383 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025583241] [2021-08-29 16:17:12,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:12,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:17:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:12,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:12,444 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:17:12,444 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025583241] [2021-08-29 16:17:12,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025583241] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-29 16:17:12,445 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130758117] [2021-08-29 16:17:12,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:17:12,445 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-29 16:17:12,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:17:12,446 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-29 16:17:12,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-29 16:17:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:17:12,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-29 16:17:12,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 16:17:12,714 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:12,715 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 16:17:12,833 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:17:12,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130758117] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-29 16:17:12,834 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-29 16:17:12,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2021-08-29 16:17:12,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459108095] [2021-08-29 16:17:12,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-29 16:17:12,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:17:12,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-29 16:17:12,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-08-29 16:17:12,835 INFO L87 Difference]: Start difference. First operand 222 states and 294 transitions. Second operand has 10 states, 10 states have (on average 7.8) internal successors, (78), 10 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:13,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:17:13,200 INFO L93 Difference]: Finished difference Result 453 states and 603 transitions. [2021-08-29 16:17:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-29 16:17:13,201 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.8) internal successors, (78), 10 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-08-29 16:17:13,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:17:13,201 INFO L225 Difference]: With dead ends: 453 [2021-08-29 16:17:13,201 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 16:17:13,201 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 77.00ms TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2021-08-29 16:17:13,202 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 224 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 232.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.39ms SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 307.88ms IncrementalHoareTripleChecker+Time [2021-08-29 16:17:13,202 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [224 Valid, 0 Invalid, 379 Unknown, 0 Unchecked, 1.39ms Time], IncrementalHoareTripleChecker [13 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 307.88ms Time] [2021-08-29 16:17:13,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 16:17:13,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 16:17:13,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:13,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 16:17:13,203 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2021-08-29 16:17:13,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:17:13,203 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 16:17:13,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.8) internal successors, (78), 10 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:17:13,203 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 16:17:13,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 16:17:13,205 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-08-29 16:17:13,205 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-08-29 16:17:13,205 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-08-29 16:17:13,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-29 16:17:13,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-29 16:17:13,424 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 16:17:13,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:13,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:17:15,440 INFO L858 garLoopResultBuilder]: For program point L927(lines 927 944) no Hoare annotation was computed. [2021-08-29 16:17:15,440 INFO L854 garLoopResultBuilder]: At program point L927-1(lines 1 947) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~0 1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3 .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7) .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5) (and .cse1 .cse2 .cse6 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4))) [2021-08-29 16:17:15,440 INFO L858 garLoopResultBuilder]: For program point L927-2(lines 927 944) no Hoare annotation was computed. [2021-08-29 16:17:15,440 INFO L854 garLoopResultBuilder]: At program point L927-3(lines 1 947) the Hoare annotation is: false [2021-08-29 16:17:15,440 INFO L858 garLoopResultBuilder]: For program point L927-4(lines 927 944) no Hoare annotation was computed. [2021-08-29 16:17:15,440 INFO L854 garLoopResultBuilder]: At program point L927-5(lines 1 947) the Hoare annotation is: false [2021-08-29 16:17:15,440 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-08-29 16:17:15,441 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 16:17:15,441 INFO L861 garLoopResultBuilder]: At program point L152(lines 133 155) the Hoare annotation is: true [2021-08-29 16:17:15,443 INFO L854 garLoopResultBuilder]: At program point L747(lines 747 753) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~0 1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 (= ULTIMATE.start_processEnvironment_~tmp~5 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5) (and .cse1 .cse2 .cse6 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4))) [2021-08-29 16:17:15,443 INFO L858 garLoopResultBuilder]: For program point L714(lines 714 720) no Hoare annotation was computed. [2021-08-29 16:17:15,443 INFO L854 garLoopResultBuilder]: At program point L747-1(lines 747 753) the Hoare annotation is: false [2021-08-29 16:17:15,443 INFO L858 garLoopResultBuilder]: For program point L714-1(lines 714 720) no Hoare annotation was computed. [2021-08-29 16:17:15,443 INFO L854 garLoopResultBuilder]: At program point L747-2(lines 747 753) the Hoare annotation is: false [2021-08-29 16:17:15,443 INFO L858 garLoopResultBuilder]: For program point L714-2(lines 714 720) no Hoare annotation was computed. [2021-08-29 16:17:15,443 INFO L858 garLoopResultBuilder]: For program point L599(lines 599 612) no Hoare annotation was computed. [2021-08-29 16:17:15,443 INFO L854 garLoopResultBuilder]: At program point L880(lines 865 883) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0)) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5))) [2021-08-29 16:17:15,443 INFO L854 garLoopResultBuilder]: At program point L880-1(lines 865 883) the Hoare annotation is: false [2021-08-29 16:17:15,443 INFO L854 garLoopResultBuilder]: At program point L880-2(lines 865 883) the Hoare annotation is: false [2021-08-29 16:17:15,443 INFO L858 garLoopResultBuilder]: For program point L649(lines 649 653) no Hoare annotation was computed. [2021-08-29 16:17:15,444 INFO L854 garLoopResultBuilder]: At program point L617(lines 568 618) the Hoare annotation is: false [2021-08-29 16:17:15,444 INFO L858 garLoopResultBuilder]: For program point L931(lines 931 941) no Hoare annotation was computed. [2021-08-29 16:17:15,444 INFO L858 garLoopResultBuilder]: For program point L931-2(lines 931 941) no Hoare annotation was computed. [2021-08-29 16:17:15,444 INFO L858 garLoopResultBuilder]: For program point L931-4(lines 931 941) no Hoare annotation was computed. [2021-08-29 16:17:15,444 INFO L858 garLoopResultBuilder]: For program point L932(lines 932 938) no Hoare annotation was computed. [2021-08-29 16:17:15,444 INFO L858 garLoopResultBuilder]: For program point L932-2(lines 932 938) no Hoare annotation was computed. [2021-08-29 16:17:15,444 INFO L858 garLoopResultBuilder]: For program point L932-4(lines 932 938) no Hoare annotation was computed. [2021-08-29 16:17:15,444 INFO L854 garLoopResultBuilder]: At program point L916(lines 740 746) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3))) [2021-08-29 16:17:15,444 INFO L854 garLoopResultBuilder]: At program point L916-1(lines 740 746) the Hoare annotation is: false [2021-08-29 16:17:15,444 INFO L854 garLoopResultBuilder]: At program point L916-2(lines 740 746) the Hoare annotation is: false [2021-08-29 16:17:15,444 INFO L854 garLoopResultBuilder]: At program point L553(lines 548 556) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-08-29 16:17:15,444 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 16:17:15,444 INFO L858 garLoopResultBuilder]: For program point L570(lines 569 616) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L854 garLoopResultBuilder]: At program point L719(lines 710 723) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-08-29 16:17:15,445 INFO L854 garLoopResultBuilder]: At program point L719-1(lines 710 723) the Hoare annotation is: false [2021-08-29 16:17:15,445 INFO L854 garLoopResultBuilder]: At program point L719-2(lines 710 723) the Hoare annotation is: false [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 641) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point L637-3(lines 637 641) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point L637-6(lines 637 641) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 611) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L854 garLoopResultBuilder]: At program point L605-1(lines 605 611) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~0 1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5) (and .cse1 .cse2 (= ~pumpRunning~0 0) .cse3 .cse4))) [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point L143(lines 143 150) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L861 garLoopResultBuilder]: At program point L143-1(lines 143 150) the Hoare annotation is: true [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point L589(lines 589 595) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L854 garLoopResultBuilder]: At program point L589-1(lines 589 595) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~0 1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5) (and .cse1 .cse2 .cse6 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4))) [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 16:17:15,445 INFO L858 garLoopResultBuilder]: For program point L772(lines 772 789) no Hoare annotation was computed. [2021-08-29 16:17:15,446 INFO L858 garLoopResultBuilder]: For program point L772-1(lines 772 789) no Hoare annotation was computed. [2021-08-29 16:17:15,446 INFO L854 garLoopResultBuilder]: At program point L706(lines 701 709) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_processEnvironment_~tmp~5 0) .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4) (and .cse6 .cse0 .cse1 (<= 2 ~waterLevel~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse3 .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse5))) [2021-08-29 16:17:15,446 INFO L858 garLoopResultBuilder]: For program point L772-2(lines 772 789) no Hoare annotation was computed. [2021-08-29 16:17:15,446 INFO L854 garLoopResultBuilder]: At program point L706-1(lines 701 709) the Hoare annotation is: false [2021-08-29 16:17:15,446 INFO L854 garLoopResultBuilder]: At program point L706-2(lines 701 709) the Hoare annotation is: false [2021-08-29 16:17:15,446 INFO L858 garLoopResultBuilder]: For program point L888(lines 888 894) no Hoare annotation was computed. [2021-08-29 16:17:15,446 INFO L854 garLoopResultBuilder]: At program point L888-1(lines 888 894) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-29 16:17:15,446 INFO L858 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-08-29 16:17:15,446 INFO L858 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-08-29 16:17:15,446 INFO L858 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-08-29 16:17:15,446 INFO L854 garLoopResultBuilder]: At program point L740(lines 736 758) the Hoare annotation is: (let ((.cse5 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4))) [2021-08-29 16:17:15,446 INFO L854 garLoopResultBuilder]: At program point L740-1(lines 736 758) the Hoare annotation is: false [2021-08-29 16:17:15,446 INFO L854 garLoopResultBuilder]: At program point L740-2(lines 736 758) the Hoare annotation is: false [2021-08-29 16:17:15,448 INFO L854 garLoopResultBuilder]: At program point L63-2(lines 63 77) the Hoare annotation is: false [2021-08-29 16:17:15,448 INFO L854 garLoopResultBuilder]: At program point L906(lines 901 908) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-08-29 16:17:15,449 INFO L858 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2021-08-29 16:17:15,449 INFO L854 garLoopResultBuilder]: At program point L114(lines 110 116) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-08-29 16:17:15,449 INFO L858 garLoopResultBuilder]: For program point L874(lines 874 878) no Hoare annotation was computed. [2021-08-29 16:17:15,449 INFO L858 garLoopResultBuilder]: For program point L874-2(lines 874 878) no Hoare annotation was computed. [2021-08-29 16:17:15,449 INFO L858 garLoopResultBuilder]: For program point L874-3(lines 874 878) no Hoare annotation was computed. [2021-08-29 16:17:15,449 INFO L858 garLoopResultBuilder]: For program point L874-5(lines 874 878) no Hoare annotation was computed. [2021-08-29 16:17:15,449 INFO L858 garLoopResultBuilder]: For program point L874-6(lines 874 878) no Hoare annotation was computed. [2021-08-29 16:17:15,449 INFO L858 garLoopResultBuilder]: For program point L874-8(lines 874 878) no Hoare annotation was computed. [2021-08-29 16:17:15,449 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 16:17:15,449 INFO L854 garLoopResultBuilder]: At program point L825(lines 820 828) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_main_~tmp~0 1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= 1 ~switchedOnBeforeTS~0) .cse6) (and .cse1 .cse2 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5 .cse6))) [2021-08-29 16:17:15,449 INFO L854 garLoopResultBuilder]: At program point L825-1(lines 820 828) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3))) [2021-08-29 16:17:15,449 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-08-29 16:17:15,449 INFO L854 garLoopResultBuilder]: At program point L825-2(lines 820 828) the Hoare annotation is: false [2021-08-29 16:17:15,449 INFO L854 garLoopResultBuilder]: At program point L825-3(lines 820 828) the Hoare annotation is: false [2021-08-29 16:17:15,449 INFO L854 garLoopResultBuilder]: At program point L825-4(lines 820 828) the Hoare annotation is: false [2021-08-29 16:17:15,449 INFO L854 garLoopResultBuilder]: At program point L825-5(lines 820 828) the Hoare annotation is: false [2021-08-29 16:17:15,450 INFO L858 garLoopResultBuilder]: For program point L776(lines 776 784) no Hoare annotation was computed. [2021-08-29 16:17:15,450 INFO L858 garLoopResultBuilder]: For program point L776-1(lines 776 784) no Hoare annotation was computed. [2021-08-29 16:17:15,450 INFO L858 garLoopResultBuilder]: For program point L776-2(lines 776 784) no Hoare annotation was computed. [2021-08-29 16:17:15,450 INFO L854 garLoopResultBuilder]: At program point L545(lines 1 947) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-29 16:17:15,450 INFO L858 garLoopResultBuilder]: For program point L661(lines 661 665) no Hoare annotation was computed. [2021-08-29 16:17:15,450 INFO L858 garLoopResultBuilder]: For program point L579(lines 579 585) no Hoare annotation was computed. [2021-08-29 16:17:15,450 INFO L858 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-08-29 16:17:15,450 INFO L854 garLoopResultBuilder]: At program point L579-1(lines 579 585) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~0 1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0) .cse5) (and .cse1 .cse2 .cse6 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4))) [2021-08-29 16:17:15,450 INFO L858 garLoopResultBuilder]: For program point L67-1(lines 67 71) no Hoare annotation was computed. [2021-08-29 16:17:15,453 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 16:17:15,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 04:17:15 BoogieIcfgContainer [2021-08-29 16:17:15,501 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 16:17:15,504 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 16:17:15,507 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 16:17:15,507 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 16:17:15,508 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:17:09" (3/4) ... [2021-08-29 16:17:15,510 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 16:17:15,521 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-29 16:17:15,523 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-29 16:17:15,524 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-29 16:17:15,524 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-29 16:17:15,524 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 16:17:15,525 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:17:15,525 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:17:15,542 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-08-29 16:17:15,543 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1) && tmp == systemActive [2021-08-29 16:17:15,543 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1) && tmp == systemActive [2021-08-29 16:17:15,543 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && 1 < tmp) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-08-29 16:17:15,543 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-08-29 16:17:15,544 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-08-29 16:17:15,544 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) [2021-08-29 16:17:15,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1 [2021-08-29 16:17:15,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && 1 <= \result) && !(0 == systemActive)) [2021-08-29 16:17:15,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-08-29 16:17:15,546 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-08-29 16:17:15,546 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-08-29 16:17:15,547 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1)) || ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) [2021-08-29 16:17:15,547 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && !(\result == 0)) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:17:15,547 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-08-29 16:17:15,548 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:17:15,583 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 16:17:15,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 16:17:15,585 INFO L158 Benchmark]: Toolchain (without parser) took 6916.12ms. Allocated memory was 67.1MB in the beginning and 161.5MB in the end (delta: 94.4MB). Free memory was 46.8MB in the beginning and 73.1MB in the end (delta: -26.2MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. [2021-08-29 16:17:15,585 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory was 49.3MB in the beginning and 49.3MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:17:15,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.83ms. Allocated memory is still 67.1MB. Free memory was 46.7MB in the beginning and 44.0MB in the end (delta: 2.7MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-08-29 16:17:15,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.39ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 40.8MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:17:15,586 INFO L158 Benchmark]: Boogie Preprocessor took 22.29ms. Allocated memory is still 67.1MB. Free memory was 40.8MB in the beginning and 38.7MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-29 16:17:15,586 INFO L158 Benchmark]: RCFGBuilder took 354.09ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 38.5MB in the beginning and 74.8MB in the end (delta: -36.3MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2021-08-29 16:17:15,587 INFO L158 Benchmark]: TraceAbstraction took 6105.43ms. Allocated memory was 94.4MB in the beginning and 161.5MB in the end (delta: 67.1MB). Free memory was 74.3MB in the beginning and 81.4MB in the end (delta: -7.1MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. [2021-08-29 16:17:15,587 INFO L158 Benchmark]: Witness Printer took 80.20ms. Allocated memory is still 161.5MB. Free memory was 81.4MB in the beginning and 73.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-08-29 16:17:15,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory was 49.3MB in the beginning and 49.3MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.83ms. Allocated memory is still 67.1MB. Free memory was 46.7MB in the beginning and 44.0MB in the end (delta: 2.7MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.39ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 40.8MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.29ms. Allocated memory is still 67.1MB. Free memory was 40.8MB in the beginning and 38.7MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 354.09ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 38.5MB in the beginning and 74.8MB in the end (delta: -36.3MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * TraceAbstraction took 6105.43ms. Allocated memory was 94.4MB in the beginning and 161.5MB in the end (delta: 67.1MB). Free memory was 74.3MB in the beginning and 81.4MB in the end (delta: -7.1MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. * Witness Printer took 80.20ms. Allocated memory is still 161.5MB. Free memory was 81.4MB in the beginning and 73.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 89 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 6018.27ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 18.20ms, AutomataDifference: 2343.24ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 2016.99ms, InitialAbstractionConstructionTime: 7.77ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1422 SdHoareTripleChecker+Valid, 1905.76ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1422 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 1455.97ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1450 mSDsCounter, 71 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2520 IncrementalHoareTripleChecker+Invalid, 2591 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 71 mSolverCounterUnsat, 0 mSDtfsCounter, 2520 mSolverCounterSat, 14.09ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 177 GetRequests, 122 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 240.72ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=222occurred in iteration=9, InterpolantAutomatonStates: 59, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 117.36ms AutomataMinimizationTime, 10 MinimizatonAttempts, 636 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 150 NumberOfFragments, 960 HoareAnnotationTreeSize, 39 FomulaSimplifications, 35757 FormulaSimplificationTreeSizeReduction, 443.38ms HoareSimplificationTime, 39 FomulaSimplificationsInter, 62855 FormulaSimplificationTreeSizeReductionInter, 1561.20ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 50.75ms SsaConstructionTime, 291.19ms SatisfiabilityAnalysisTime, 731.76ms InterpolantComputationTime, 356 NumberOfCodeBlocks, 356 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 395 ConstructedInterpolants, 0 QuantifiedInterpolants, 850 SizeOfPredicates, 3 NumberOfNonLiveVariables, 419 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 39/48 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1) && tmp == systemActive - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && !(\result == 0)) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1)) || ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && 1 < tmp) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && 1 <= \result) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && tmp == 1) && splverifierCounter == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && 1 <= \result) && !(0 == systemActive)) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-29 16:17:15,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...