./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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_product55.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 647f9a243e92567482b901aa26f051c7fecee7f7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 08:45:38,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:45:38,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:45:38,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:45:38,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:45:38,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:45:38,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:45:38,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:45:38,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:45:38,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:45:38,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:45:38,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:45:38,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:45:38,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:45:38,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:45:38,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:45:38,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:45:38,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:45:38,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:45:38,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:45:38,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:45:38,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:45:38,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:45:38,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:45:38,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:45:38,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:45:38,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:45:38,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:45:38,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:45:38,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:45:38,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:45:38,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:45:38,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:45:38,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:45:38,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:45:38,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:45:38,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:45:38,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:45:38,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:45:38,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:45:38,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:45:38,863 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:45:38,900 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:45:38,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:45:38,902 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:45:38,902 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:45:38,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:45:38,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:45:38,904 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:45:38,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:45:38,905 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:45:38,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:45:38,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:45:38,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:45:38,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:45:38,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:45:38,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:45:38,907 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:45:38,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:45:38,907 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:45:38,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:45:38,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:45:38,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:45:38,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:45:38,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:38,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:45:38,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:45:38,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:45:38,918 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:45:38,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:45:38,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:45:38,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:45:38,919 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2021-08-26 08:45:39,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:45:39,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:45:39,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:45:39,279 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:45:39,280 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:45:39,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-08-26 08:45:39,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/705118434/a81ab221e5a549c984a94d8780d14523/FLAGcdec80f80 [2021-08-26 08:45:39,876 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:45:39,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-08-26 08:45:39,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/705118434/a81ab221e5a549c984a94d8780d14523/FLAGcdec80f80 [2021-08-26 08:45:40,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/705118434/a81ab221e5a549c984a94d8780d14523 [2021-08-26 08:45:40,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:45:40,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:45:40,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:40,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:45:40,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:45:40,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffe6831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40, skipping insertion in model container [2021-08-26 08:45:40,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:45:40,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:45:40,622 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_product55.cil.c[12801,12814] [2021-08-26 08:45:40,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:40,677 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:45:40,752 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_product55.cil.c[12801,12814] [2021-08-26 08:45:40,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:40,810 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:45:40,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40 WrapperNode [2021-08-26 08:45:40,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:40,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:40,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:45:40,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:45:40,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:40,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:45:40,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:45:40,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:45:40,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:40,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:45:41,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:45:41,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:45:41,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:45:41,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (1/1) ... [2021-08-26 08:45:41,023 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:41,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:41,042 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) [2021-08-26 08:45:41,071 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 [2021-08-26 08:45:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:45:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:45:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:45:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:45:42,259 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:45:42,259 INFO L299 CfgBuilder]: Removed 294 assume(true) statements. [2021-08-26 08:45:42,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:42 BoogieIcfgContainer [2021-08-26 08:45:42,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:45:42,263 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:45:42,263 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:45:42,265 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:45:42,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:45:40" (1/3) ... [2021-08-26 08:45:42,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@728b274b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:42, skipping insertion in model container [2021-08-26 08:45:42,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:40" (2/3) ... [2021-08-26 08:45:42,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@728b274b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:42, skipping insertion in model container [2021-08-26 08:45:42,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:42" (3/3) ... [2021-08-26 08:45:42,268 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2021-08-26 08:45:42,272 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:45:42,272 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:45:42,311 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:45:42,317 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 [2021-08-26 08:45:42,318 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:45:42,334 INFO L276 IsEmpty]: Start isEmpty. Operand has 200 states, 196 states have (on average 1.5459183673469388) internal successors, (303), 199 states have internal predecessors, (303), 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) [2021-08-26 08:45:42,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-26 08:45:42,339 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:42,340 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:42,341 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:42,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:42,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1924065684, now seen corresponding path program 1 times [2021-08-26 08:45:42,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:42,353 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51817380] [2021-08-26 08:45:42,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:42,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:42,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:42,602 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:42,602 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51817380] [2021-08-26 08:45:42,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51817380] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:42,603 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:42,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:42,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327064975] [2021-08-26 08:45:42,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:45:42,623 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:42,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:45:42,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:42,636 INFO L87 Difference]: Start difference. First operand has 200 states, 196 states have (on average 1.5459183673469388) internal successors, (303), 199 states have internal predecessors, (303), 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) [2021-08-26 08:45:42,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:42,670 INFO L93 Difference]: Finished difference Result 393 states and 598 transitions. [2021-08-26 08:45:42,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:45:42,672 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 [2021-08-26 08:45:42,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:42,679 INFO L225 Difference]: With dead ends: 393 [2021-08-26 08:45:42,679 INFO L226 Difference]: Without dead ends: 196 [2021-08-26 08:45:42,682 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:42,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-08-26 08:45:42,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-08-26 08:45:42,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 193 states have (on average 1.5077720207253886) internal successors, (291), 195 states have internal predecessors, (291), 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) [2021-08-26 08:45:42,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2021-08-26 08:45:42,737 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2021-08-26 08:45:42,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:42,738 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2021-08-26 08:45:42,739 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) [2021-08-26 08:45:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2021-08-26 08:45:42,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 08:45:42,741 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:42,741 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:42,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:45:42,742 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:42,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:42,745 INFO L82 PathProgramCache]: Analyzing trace with hash -564882059, now seen corresponding path program 1 times [2021-08-26 08:45:42,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:42,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274783726] [2021-08-26 08:45:42,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:42,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:42,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:42,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274783726] [2021-08-26 08:45:42,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274783726] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:42,883 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:42,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:42,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716437299] [2021-08-26 08:45:42,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:42,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:42,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:42,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:42,887 INFO L87 Difference]: Start difference. First operand 196 states and 291 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) [2021-08-26 08:45:42,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:42,918 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2021-08-26 08:45:42,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:42,919 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 [2021-08-26 08:45:42,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:42,920 INFO L225 Difference]: With dead ends: 196 [2021-08-26 08:45:42,922 INFO L226 Difference]: Without dead ends: 77 [2021-08-26 08:45:42,923 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:42,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-08-26 08:45:42,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-08-26 08:45:42,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.486842105263158) internal successors, (113), 76 states have internal predecessors, (113), 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) [2021-08-26 08:45:42,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2021-08-26 08:45:42,931 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2021-08-26 08:45:42,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:42,932 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2021-08-26 08:45:42,932 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) [2021-08-26 08:45:42,932 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-08-26 08:45:42,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 08:45:42,936 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:42,936 INFO L512 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] [2021-08-26 08:45:42,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:45:42,937 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:42,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:42,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1380383743, now seen corresponding path program 1 times [2021-08-26 08:45:42,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:42,939 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178400365] [2021-08-26 08:45:42,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:42,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:43,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:43,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178400365] [2021-08-26 08:45:43,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178400365] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:43,078 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:43,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:43,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015264316] [2021-08-26 08:45:43,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:45:43,081 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:43,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:45:43,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:45:43,083 INFO L87 Difference]: Start difference. First operand 77 states and 113 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) [2021-08-26 08:45:43,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:43,260 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2021-08-26 08:45:43,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:43,267 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 [2021-08-26 08:45:43,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:43,271 INFO L225 Difference]: With dead ends: 243 [2021-08-26 08:45:43,271 INFO L226 Difference]: Without dead ends: 173 [2021-08-26 08:45:43,273 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 53.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:45:43,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-08-26 08:45:43,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 99. [2021-08-26 08:45:43,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.489795918367347) internal successors, (146), 98 states have internal predecessors, (146), 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) [2021-08-26 08:45:43,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2021-08-26 08:45:43,291 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 26 [2021-08-26 08:45:43,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:43,292 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2021-08-26 08:45:43,292 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) [2021-08-26 08:45:43,292 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2021-08-26 08:45:43,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-08-26 08:45:43,296 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:43,296 INFO L512 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] [2021-08-26 08:45:43,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:45:43,297 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:43,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:43,298 INFO L82 PathProgramCache]: Analyzing trace with hash -768654137, now seen corresponding path program 1 times [2021-08-26 08:45:43,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:43,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044798352] [2021-08-26 08:45:43,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:43,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:43,377 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:43,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044798352] [2021-08-26 08:45:43,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044798352] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:43,380 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:43,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:43,381 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412779538] [2021-08-26 08:45:43,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:43,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:43,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:43,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:43,382 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 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) [2021-08-26 08:45:43,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:43,451 INFO L93 Difference]: Finished difference Result 203 states and 301 transitions. [2021-08-26 08:45:43,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:43,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 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 [2021-08-26 08:45:43,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:43,455 INFO L225 Difference]: With dead ends: 203 [2021-08-26 08:45:43,455 INFO L226 Difference]: Without dead ends: 111 [2021-08-26 08:45:43,457 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:43,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-08-26 08:45:43,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2021-08-26 08:45:43,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 108 states have (on average 1.4259259259259258) internal successors, (154), 108 states have internal predecessors, (154), 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) [2021-08-26 08:45:43,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2021-08-26 08:45:43,467 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 29 [2021-08-26 08:45:43,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:43,468 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2021-08-26 08:45:43,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 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) [2021-08-26 08:45:43,468 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2021-08-26 08:45:43,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-08-26 08:45:43,469 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:43,469 INFO L512 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] [2021-08-26 08:45:43,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:45:43,469 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:43,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:43,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1648863158, now seen corresponding path program 1 times [2021-08-26 08:45:43,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:43,470 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120122051] [2021-08-26 08:45:43,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:43,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:43,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:43,533 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:43,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120122051] [2021-08-26 08:45:43,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120122051] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:43,534 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:43,534 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:43,534 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205445344] [2021-08-26 08:45:43,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:43,535 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:43,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:43,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:43,536 INFO L87 Difference]: Start difference. First operand 109 states and 154 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) [2021-08-26 08:45:43,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:43,731 INFO L93 Difference]: Finished difference Result 352 states and 498 transitions. [2021-08-26 08:45:43,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:45:43,731 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 [2021-08-26 08:45:43,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:43,733 INFO L225 Difference]: With dead ends: 352 [2021-08-26 08:45:43,733 INFO L226 Difference]: Without dead ends: 250 [2021-08-26 08:45:43,734 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 57.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:45:43,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-08-26 08:45:43,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 107. [2021-08-26 08:45:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.3962264150943395) internal successors, (148), 106 states have internal predecessors, (148), 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) [2021-08-26 08:45:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2021-08-26 08:45:43,745 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 29 [2021-08-26 08:45:43,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:43,745 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2021-08-26 08:45:43,745 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) [2021-08-26 08:45:43,746 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2021-08-26 08:45:43,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:43,746 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:43,747 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:43,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:45:43,747 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:43,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:43,748 INFO L82 PathProgramCache]: Analyzing trace with hash -562091259, now seen corresponding path program 1 times [2021-08-26 08:45:43,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:43,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360843464] [2021-08-26 08:45:43,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:43,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:43,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:43,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:43,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360843464] [2021-08-26 08:45:43,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360843464] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:43,810 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:43,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:43,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415033692] [2021-08-26 08:45:43,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:43,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:43,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:43,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:43,812 INFO L87 Difference]: Start difference. First operand 107 states and 148 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-08-26 08:45:43,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:43,921 INFO L93 Difference]: Finished difference Result 305 states and 420 transitions. [2021-08-26 08:45:43,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:43,922 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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 35 [2021-08-26 08:45:43,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:43,924 INFO L225 Difference]: With dead ends: 305 [2021-08-26 08:45:43,924 INFO L226 Difference]: Without dead ends: 205 [2021-08-26 08:45:43,924 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 39.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:43,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-08-26 08:45:43,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 116. [2021-08-26 08:45:43,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.3652173913043477) internal successors, (157), 115 states have internal predecessors, (157), 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) [2021-08-26 08:45:43,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2021-08-26 08:45:43,937 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 35 [2021-08-26 08:45:43,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:43,937 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2021-08-26 08:45:43,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-08-26 08:45:43,938 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2021-08-26 08:45:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:43,938 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:43,939 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:43,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:45:43,939 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:43,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:43,940 INFO L82 PathProgramCache]: Analyzing trace with hash 138973319, now seen corresponding path program 1 times [2021-08-26 08:45:43,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:43,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139266018] [2021-08-26 08:45:43,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:43,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:43,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:43,988 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:43,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139266018] [2021-08-26 08:45:43,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139266018] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:43,988 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:43,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:43,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502951672] [2021-08-26 08:45:43,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:45:43,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:43,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:45:43,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:45:43,990 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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) [2021-08-26 08:45:44,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:44,078 INFO L93 Difference]: Finished difference Result 285 states and 385 transitions. [2021-08-26 08:45:44,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:45:44,081 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 35 [2021-08-26 08:45:44,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:44,082 INFO L225 Difference]: With dead ends: 285 [2021-08-26 08:45:44,082 INFO L226 Difference]: Without dead ends: 176 [2021-08-26 08:45:44,083 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:44,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-08-26 08:45:44,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 122. [2021-08-26 08:45:44,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 121 states have (on average 1.3471074380165289) internal successors, (163), 121 states have internal predecessors, (163), 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) [2021-08-26 08:45:44,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2021-08-26 08:45:44,100 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 35 [2021-08-26 08:45:44,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:44,100 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2021-08-26 08:45:44,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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) [2021-08-26 08:45:44,101 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2021-08-26 08:45:44,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:44,104 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:44,104 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:44,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:45:44,104 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:44,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:44,105 INFO L82 PathProgramCache]: Analyzing trace with hash -447832695, now seen corresponding path program 1 times [2021-08-26 08:45:44,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:44,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775827401] [2021-08-26 08:45:44,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:44,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:44,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:44,180 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775827401] [2021-08-26 08:45:44,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775827401] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:44,180 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:44,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:44,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385214083] [2021-08-26 08:45:44,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:44,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:44,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:44,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:44,185 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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) [2021-08-26 08:45:44,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:44,225 INFO L93 Difference]: Finished difference Result 288 states and 386 transitions. [2021-08-26 08:45:44,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:44,226 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 35 [2021-08-26 08:45:44,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:44,227 INFO L225 Difference]: With dead ends: 288 [2021-08-26 08:45:44,227 INFO L226 Difference]: Without dead ends: 173 [2021-08-26 08:45:44,228 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:44,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-08-26 08:45:44,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-08-26 08:45:44,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 172 states have (on average 1.319767441860465) internal successors, (227), 172 states have internal predecessors, (227), 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) [2021-08-26 08:45:44,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 227 transitions. [2021-08-26 08:45:44,249 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 227 transitions. Word has length 35 [2021-08-26 08:45:44,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:44,250 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 227 transitions. [2021-08-26 08:45:44,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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) [2021-08-26 08:45:44,250 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 227 transitions. [2021-08-26 08:45:44,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:45:44,251 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:44,252 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:44,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:45:44,252 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:44,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:44,253 INFO L82 PathProgramCache]: Analyzing trace with hash -772491191, now seen corresponding path program 1 times [2021-08-26 08:45:44,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:44,253 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865574410] [2021-08-26 08:45:44,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:44,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:44,405 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:44,405 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865574410] [2021-08-26 08:45:44,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865574410] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:44,405 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:44,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:45:44,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764431104] [2021-08-26 08:45:44,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:45:44,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:44,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:45:44,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:44,409 INFO L87 Difference]: Start difference. First operand 173 states and 227 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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) [2021-08-26 08:45:44,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:44,758 INFO L93 Difference]: Finished difference Result 818 states and 1098 transitions. [2021-08-26 08:45:44,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-26 08:45:44,759 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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 36 [2021-08-26 08:45:44,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:44,762 INFO L225 Difference]: With dead ends: 818 [2021-08-26 08:45:44,763 INFO L226 Difference]: Without dead ends: 703 [2021-08-26 08:45:44,763 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 108.2ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-08-26 08:45:44,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2021-08-26 08:45:44,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 290. [2021-08-26 08:45:44,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 289 states have (on average 1.3079584775086506) internal successors, (378), 289 states have internal predecessors, (378), 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) [2021-08-26 08:45:44,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 378 transitions. [2021-08-26 08:45:44,786 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 378 transitions. Word has length 36 [2021-08-26 08:45:44,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:44,786 INFO L470 AbstractCegarLoop]: Abstraction has 290 states and 378 transitions. [2021-08-26 08:45:44,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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) [2021-08-26 08:45:44,787 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 378 transitions. [2021-08-26 08:45:44,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-08-26 08:45:44,787 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:44,788 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:44,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:45:44,788 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:44,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:44,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1857199661, now seen corresponding path program 1 times [2021-08-26 08:45:44,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:44,790 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350051597] [2021-08-26 08:45:44,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:44,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:44,876 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:44,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:44,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350051597] [2021-08-26 08:45:44,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350051597] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:44,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [204373613] [2021-08-26 08:45:44,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:44,878 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:45:44,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:44,885 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) [2021-08-26 08:45:44,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-26 08:45:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:45,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-26 08:45:45,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:45:45,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:45,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [204373613] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:45,551 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:45:45,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-08-26 08:45:45,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606747039] [2021-08-26 08:45:45,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 08:45:45,554 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:45,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 08:45:45,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:45:45,555 INFO L87 Difference]: Start difference. First operand 290 states and 378 transitions. Second operand has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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) [2021-08-26 08:45:45,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:45,922 INFO L93 Difference]: Finished difference Result 634 states and 842 transitions. [2021-08-26 08:45:45,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:45:45,923 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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 63 [2021-08-26 08:45:45,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:45,923 INFO L225 Difference]: With dead ends: 634 [2021-08-26 08:45:45,923 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:45:45,924 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 80.4ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-08-26 08:45:45,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:45:45,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:45:45,925 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) [2021-08-26 08:45:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:45:45,925 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-08-26 08:45:45,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:45,925 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:45:45,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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) [2021-08-26 08:45:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:45:45,926 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:45:45,928 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:45,929 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:45,929 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:45,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-26 08:45:46,144 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 [2021-08-26 08:45:46,147 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:45:46,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:46,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:50,606 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-08-26 08:45:50,607 INFO L853 garLoopResultBuilder]: At program point L961(lines 946 964) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:45:50,607 INFO L853 garLoopResultBuilder]: At program point L961-1(lines 946 964) the Hoare annotation is: false [2021-08-26 08:45:50,607 INFO L853 garLoopResultBuilder]: At program point L961-2(lines 946 964) the Hoare annotation is: false [2021-08-26 08:45:50,607 INFO L853 garLoopResultBuilder]: At program point L961-3(lines 946 964) the Hoare annotation is: false [2021-08-26 08:45:50,607 INFO L853 garLoopResultBuilder]: At program point L961-4(lines 946 964) the Hoare annotation is: false [2021-08-26 08:45:50,607 INFO L853 garLoopResultBuilder]: At program point L961-5(lines 946 964) the Hoare annotation is: false [2021-08-26 08:45:50,608 INFO L853 garLoopResultBuilder]: At program point L730(lines 725 733) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:45:50,608 INFO L853 garLoopResultBuilder]: At program point L730-1(lines 725 733) the Hoare annotation is: false [2021-08-26 08:45:50,608 INFO L853 garLoopResultBuilder]: At program point L730-2(lines 725 733) the Hoare annotation is: false [2021-08-26 08:45:50,608 INFO L853 garLoopResultBuilder]: At program point L730-3(lines 725 733) the Hoare annotation is: false [2021-08-26 08:45:50,608 INFO L853 garLoopResultBuilder]: At program point L730-4(lines 725 733) the Hoare annotation is: false [2021-08-26 08:45:50,608 INFO L853 garLoopResultBuilder]: At program point L730-5(lines 725 733) the Hoare annotation is: false [2021-08-26 08:45:50,608 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 612) no Hoare annotation was computed. [2021-08-26 08:45:50,608 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 507) no Hoare annotation was computed. [2021-08-26 08:45:50,608 INFO L860 garLoopResultBuilder]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2021-08-26 08:45:50,608 INFO L853 garLoopResultBuilder]: At program point L997(lines 750 756) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-08-26 08:45:50,608 INFO L853 garLoopResultBuilder]: At program point L997-1(lines 750 756) the Hoare annotation is: false [2021-08-26 08:45:50,609 INFO L853 garLoopResultBuilder]: At program point L997-2(lines 750 756) the Hoare annotation is: false [2021-08-26 08:45:50,609 INFO L853 garLoopResultBuilder]: At program point L536(lines 1 1028) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:45:50,609 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 851) no Hoare annotation was computed. [2021-08-26 08:45:50,609 INFO L857 garLoopResultBuilder]: For program point L834-1(lines 834 851) no Hoare annotation was computed. [2021-08-26 08:45:50,610 INFO L857 garLoopResultBuilder]: For program point L834-2(lines 834 851) no Hoare annotation was computed. [2021-08-26 08:45:50,610 INFO L857 garLoopResultBuilder]: For program point L570(lines 569 616) no Hoare annotation was computed. [2021-08-26 08:45:50,610 INFO L853 garLoopResultBuilder]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:45:50,610 INFO L857 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2021-08-26 08:45:50,610 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-08-26 08:45:50,610 INFO L857 garLoopResultBuilder]: For program point L638(lines 638 642) no Hoare annotation was computed. [2021-08-26 08:45:50,611 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 611) no Hoare annotation was computed. [2021-08-26 08:45:50,611 INFO L853 garLoopResultBuilder]: At program point L605-1(lines 605 611) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 (= ~pumpRunning~0 0) .cse4)))) [2021-08-26 08:45:50,611 INFO L857 garLoopResultBuilder]: For program point L638-3(lines 638 642) no Hoare annotation was computed. [2021-08-26 08:45:50,611 INFO L857 garLoopResultBuilder]: For program point L638-6(lines 638 642) no Hoare annotation was computed. [2021-08-26 08:45:50,611 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 975) no Hoare annotation was computed. [2021-08-26 08:45:50,611 INFO L853 garLoopResultBuilder]: At program point L969-1(lines 969 975) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) [2021-08-26 08:45:50,612 INFO L857 garLoopResultBuilder]: For program point L936(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,612 INFO L857 garLoopResultBuilder]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,612 INFO L857 garLoopResultBuilder]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,612 INFO L857 garLoopResultBuilder]: For program point L936-5(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,612 INFO L857 garLoopResultBuilder]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,612 INFO L857 garLoopResultBuilder]: For program point L936-8(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,612 INFO L857 garLoopResultBuilder]: For program point L936-9(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,613 INFO L857 garLoopResultBuilder]: For program point L936-11(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,613 INFO L857 garLoopResultBuilder]: For program point L936-12(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,613 INFO L857 garLoopResultBuilder]: For program point L936-14(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,613 INFO L857 garLoopResultBuilder]: For program point L936-15(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,613 INFO L857 garLoopResultBuilder]: For program point L936-17(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,613 INFO L857 garLoopResultBuilder]: For program point L936-18(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,614 INFO L857 garLoopResultBuilder]: For program point L936-20(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,614 INFO L857 garLoopResultBuilder]: For program point L936-21(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,614 INFO L857 garLoopResultBuilder]: For program point L936-23(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,614 INFO L857 garLoopResultBuilder]: For program point L936-24(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,614 INFO L857 garLoopResultBuilder]: For program point L936-26(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,614 INFO L857 garLoopResultBuilder]: For program point L936-27(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,614 INFO L857 garLoopResultBuilder]: For program point L936-29(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,615 INFO L857 garLoopResultBuilder]: For program point L936-30(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,615 INFO L857 garLoopResultBuilder]: For program point L936-32(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,615 INFO L857 garLoopResultBuilder]: For program point L936-33(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,615 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 846) no Hoare annotation was computed. [2021-08-26 08:45:50,615 INFO L857 garLoopResultBuilder]: For program point L838-1(lines 838 846) no Hoare annotation was computed. [2021-08-26 08:45:50,615 INFO L857 garLoopResultBuilder]: For program point L936-35(lines 936 940) no Hoare annotation was computed. [2021-08-26 08:45:50,615 INFO L857 garLoopResultBuilder]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2021-08-26 08:45:50,616 INFO L853 garLoopResultBuilder]: At program point L707(lines 702 710) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-08-26 08:45:50,616 INFO L853 garLoopResultBuilder]: At program point L707-1(lines 702 710) the Hoare annotation is: false [2021-08-26 08:45:50,616 INFO L853 garLoopResultBuilder]: At program point L707-2(lines 702 710) the Hoare annotation is: false [2021-08-26 08:45:50,616 INFO L860 garLoopResultBuilder]: At program point L509(lines 490 512) the Hoare annotation is: true [2021-08-26 08:45:50,616 INFO L853 garLoopResultBuilder]: At program point L675(lines 670 678) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:45:50,616 INFO L853 garLoopResultBuilder]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2021-08-26 08:45:50,617 INFO L853 garLoopResultBuilder]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2021-08-26 08:45:50,617 INFO L857 garLoopResultBuilder]: For program point L808(lines 808 825) no Hoare annotation was computed. [2021-08-26 08:45:50,617 INFO L857 garLoopResultBuilder]: For program point L808-1(lines 808 825) no Hoare annotation was computed. [2021-08-26 08:45:50,617 INFO L857 garLoopResultBuilder]: For program point L808-2(lines 808 825) no Hoare annotation was computed. [2021-08-26 08:45:50,617 INFO L857 garLoopResultBuilder]: For program point L808-3(lines 808 825) no Hoare annotation was computed. [2021-08-26 08:45:50,617 INFO L857 garLoopResultBuilder]: For program point L808-4(lines 808 825) no Hoare annotation was computed. [2021-08-26 08:45:50,617 INFO L857 garLoopResultBuilder]: For program point L808-5(lines 808 825) no Hoare annotation was computed. [2021-08-26 08:45:50,618 INFO L853 garLoopResultBuilder]: At program point L544(lines 539 547) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:45:50,618 INFO L857 garLoopResultBuilder]: For program point L1008(lines 1008 1025) no Hoare annotation was computed. [2021-08-26 08:45:50,618 INFO L853 garLoopResultBuilder]: At program point L1008-1(lines 1 1028) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (or .cse5 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse4 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2)))) [2021-08-26 08:45:50,618 INFO L853 garLoopResultBuilder]: At program point L942(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,618 INFO L857 garLoopResultBuilder]: For program point L1008-2(lines 1008 1025) no Hoare annotation was computed. [2021-08-26 08:45:50,618 INFO L853 garLoopResultBuilder]: At program point L942-1(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,619 INFO L853 garLoopResultBuilder]: At program point L1008-3(lines 1 1028) the Hoare annotation is: false [2021-08-26 08:45:50,619 INFO L853 garLoopResultBuilder]: At program point L942-2(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,619 INFO L857 garLoopResultBuilder]: For program point L1008-4(lines 1008 1025) no Hoare annotation was computed. [2021-08-26 08:45:50,619 INFO L853 garLoopResultBuilder]: At program point L942-3(lines 927 945) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2) (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2))) [2021-08-26 08:45:50,619 INFO L853 garLoopResultBuilder]: At program point L1008-5(lines 1 1028) the Hoare annotation is: false [2021-08-26 08:45:50,619 INFO L853 garLoopResultBuilder]: At program point L942-4(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,619 INFO L853 garLoopResultBuilder]: At program point L942-5(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,620 INFO L853 garLoopResultBuilder]: At program point L942-6(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,620 INFO L853 garLoopResultBuilder]: At program point L942-7(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,620 INFO L853 garLoopResultBuilder]: At program point L942-8(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,620 INFO L853 garLoopResultBuilder]: At program point L942-9(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,620 INFO L853 garLoopResultBuilder]: At program point L942-10(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,620 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 585) no Hoare annotation was computed. [2021-08-26 08:45:50,621 INFO L853 garLoopResultBuilder]: At program point L942-11(lines 927 945) the Hoare annotation is: false [2021-08-26 08:45:50,621 INFO L853 garLoopResultBuilder]: At program point L579-1(lines 579 585) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-08-26 08:45:50,621 INFO L853 garLoopResultBuilder]: At program point L878(lines 871 881) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:45:50,621 INFO L853 garLoopResultBuilder]: At program point L878-1(lines 871 881) the Hoare annotation is: false [2021-08-26 08:45:50,621 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 820) no Hoare annotation was computed. [2021-08-26 08:45:50,621 INFO L853 garLoopResultBuilder]: At program point L878-2(lines 871 881) the Hoare annotation is: false [2021-08-26 08:45:50,622 INFO L857 garLoopResultBuilder]: For program point L812-1(lines 812 820) no Hoare annotation was computed. [2021-08-26 08:45:50,622 INFO L857 garLoopResultBuilder]: For program point L812-2(lines 812 820) no Hoare annotation was computed. [2021-08-26 08:45:50,622 INFO L857 garLoopResultBuilder]: For program point L812-3(lines 812 820) no Hoare annotation was computed. [2021-08-26 08:45:50,622 INFO L857 garLoopResultBuilder]: For program point L812-4(lines 812 820) no Hoare annotation was computed. [2021-08-26 08:45:50,622 INFO L857 garLoopResultBuilder]: For program point L812-5(lines 812 820) no Hoare annotation was computed. [2021-08-26 08:45:50,622 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:45:50,622 INFO L857 garLoopResultBuilder]: For program point L1012(lines 1012 1022) no Hoare annotation was computed. [2021-08-26 08:45:50,623 INFO L857 garLoopResultBuilder]: For program point L1012-2(lines 1012 1022) no Hoare annotation was computed. [2021-08-26 08:45:50,623 INFO L857 garLoopResultBuilder]: For program point L1012-4(lines 1012 1022) no Hoare annotation was computed. [2021-08-26 08:45:50,623 INFO L857 garLoopResultBuilder]: For program point L715(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,623 INFO L857 garLoopResultBuilder]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,623 INFO L857 garLoopResultBuilder]: For program point L715-2(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,623 INFO L857 garLoopResultBuilder]: For program point L715-3(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,623 INFO L857 garLoopResultBuilder]: For program point L715-4(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,624 INFO L857 garLoopResultBuilder]: For program point L715-5(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,624 INFO L857 garLoopResultBuilder]: For program point L715-6(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,624 INFO L857 garLoopResultBuilder]: For program point L715-7(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,624 INFO L857 garLoopResultBuilder]: For program point L715-8(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,624 INFO L857 garLoopResultBuilder]: For program point L715-9(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,624 INFO L857 garLoopResultBuilder]: For program point L715-10(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,624 INFO L857 garLoopResultBuilder]: For program point L715-11(lines 715 721) no Hoare annotation was computed. [2021-08-26 08:45:50,625 INFO L857 garLoopResultBuilder]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2021-08-26 08:45:50,625 INFO L857 garLoopResultBuilder]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2021-08-26 08:45:50,625 INFO L857 garLoopResultBuilder]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2021-08-26 08:45:50,625 INFO L857 garLoopResultBuilder]: For program point L782(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,625 INFO L857 garLoopResultBuilder]: For program point L782-1(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,625 INFO L857 garLoopResultBuilder]: For program point L782-2(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,625 INFO L857 garLoopResultBuilder]: For program point L782-3(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,626 INFO L857 garLoopResultBuilder]: For program point L650(lines 650 654) no Hoare annotation was computed. [2021-08-26 08:45:50,626 INFO L857 garLoopResultBuilder]: For program point L782-4(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,626 INFO L853 garLoopResultBuilder]: At program point L617(lines 568 618) the Hoare annotation is: false [2021-08-26 08:45:50,626 INFO L857 garLoopResultBuilder]: For program point L782-5(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,626 INFO L857 garLoopResultBuilder]: For program point L782-6(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,626 INFO L857 garLoopResultBuilder]: For program point L782-7(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,626 INFO L857 garLoopResultBuilder]: For program point L782-8(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,627 INFO L857 garLoopResultBuilder]: For program point L782-9(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,627 INFO L857 garLoopResultBuilder]: For program point L782-10(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,627 INFO L857 garLoopResultBuilder]: For program point L782-11(lines 782 799) no Hoare annotation was computed. [2021-08-26 08:45:50,627 INFO L853 garLoopResultBuilder]: At program point L750(lines 746 768) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 (= ~pumpRunning~0 1)) (and .cse0 .cse3 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse3 .cse1 .cse2))) [2021-08-26 08:45:50,627 INFO L853 garLoopResultBuilder]: At program point L750-1(lines 746 768) the Hoare annotation is: false [2021-08-26 08:45:50,627 INFO L853 garLoopResultBuilder]: At program point L750-2(lines 746 768) the Hoare annotation is: false [2021-08-26 08:45:50,628 INFO L853 garLoopResultBuilder]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2021-08-26 08:45:50,628 INFO L857 garLoopResultBuilder]: For program point L553(line 553) no Hoare annotation was computed. [2021-08-26 08:45:50,628 INFO L857 garLoopResultBuilder]: For program point L553-1(line 553) no Hoare annotation was computed. [2021-08-26 08:45:50,628 INFO L857 garLoopResultBuilder]: For program point L553-2(line 553) no Hoare annotation was computed. [2021-08-26 08:45:50,628 INFO L857 garLoopResultBuilder]: For program point L421(line 421) no Hoare annotation was computed. [2021-08-26 08:45:50,628 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:45:50,628 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,629 INFO L857 garLoopResultBuilder]: For program point L786-1(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,629 INFO L853 garLoopResultBuilder]: At program point L720(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,629 INFO L857 garLoopResultBuilder]: For program point L786-2(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,629 INFO L853 garLoopResultBuilder]: At program point L720-1(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,629 INFO L857 garLoopResultBuilder]: For program point L786-3(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,629 INFO L853 garLoopResultBuilder]: At program point L720-2(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,629 INFO L857 garLoopResultBuilder]: For program point L786-4(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,630 INFO L853 garLoopResultBuilder]: At program point L720-3(lines 711 724) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2) (and .cse0 .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2))) [2021-08-26 08:45:50,630 INFO L857 garLoopResultBuilder]: For program point L786-5(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,630 INFO L853 garLoopResultBuilder]: At program point L720-4(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,630 INFO L857 garLoopResultBuilder]: For program point L786-6(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,630 INFO L853 garLoopResultBuilder]: At program point L720-5(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,630 INFO L857 garLoopResultBuilder]: For program point L786-7(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,631 INFO L853 garLoopResultBuilder]: At program point L720-6(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,631 INFO L857 garLoopResultBuilder]: For program point L786-8(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,631 INFO L853 garLoopResultBuilder]: At program point L720-7(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,631 INFO L857 garLoopResultBuilder]: For program point L786-9(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,631 INFO L853 garLoopResultBuilder]: At program point L720-8(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,631 INFO L857 garLoopResultBuilder]: For program point L786-10(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,631 INFO L853 garLoopResultBuilder]: At program point L720-9(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,632 INFO L857 garLoopResultBuilder]: For program point L786-11(lines 786 794) no Hoare annotation was computed. [2021-08-26 08:45:50,632 INFO L853 garLoopResultBuilder]: At program point L720-10(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,632 INFO L853 garLoopResultBuilder]: At program point L720-11(lines 711 724) the Hoare annotation is: false [2021-08-26 08:45:50,632 INFO L857 garLoopResultBuilder]: For program point L589(lines 589 595) no Hoare annotation was computed. [2021-08-26 08:45:50,632 INFO L853 garLoopResultBuilder]: At program point L589-1(lines 589 595) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-08-26 08:45:50,632 INFO L857 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-08-26 08:45:50,632 INFO L857 garLoopResultBuilder]: For program point L424-1(lines 424 428) no Hoare annotation was computed. [2021-08-26 08:45:50,633 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:45:50,633 INFO L853 garLoopResultBuilder]: At program point L887(lines 882 890) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (or .cse1 (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse4) (and .cse0 (= ~pumpRunning~0 0) .cse5 (= |ULTIMATE.start_isPumpRunning_#res| 0))))) [2021-08-26 08:45:50,633 INFO L853 garLoopResultBuilder]: At program point L887-1(lines 882 890) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-08-26 08:45:50,633 INFO L853 garLoopResultBuilder]: At program point L887-2(lines 882 890) the Hoare annotation is: false [2021-08-26 08:45:50,633 INFO L853 garLoopResultBuilder]: At program point L887-3(lines 882 890) the Hoare annotation is: false [2021-08-26 08:45:50,633 INFO L853 garLoopResultBuilder]: At program point L887-4(lines 882 890) the Hoare annotation is: false [2021-08-26 08:45:50,634 INFO L853 garLoopResultBuilder]: At program point L887-5(lines 882 890) the Hoare annotation is: false [2021-08-26 08:45:50,634 INFO L853 garLoopResultBuilder]: At program point L987(lines 982 989) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:45:50,634 INFO L857 garLoopResultBuilder]: For program point L955(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,634 INFO L857 garLoopResultBuilder]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,634 INFO L857 garLoopResultBuilder]: For program point L955-3(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,634 INFO L857 garLoopResultBuilder]: For program point L955-5(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,635 INFO L853 garLoopResultBuilder]: At program point L757(lines 757 763) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-08-26 08:45:50,635 INFO L857 garLoopResultBuilder]: For program point L955-6(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,638 INFO L853 garLoopResultBuilder]: At program point L757-1(lines 757 763) the Hoare annotation is: false [2021-08-26 08:45:50,638 INFO L857 garLoopResultBuilder]: For program point L955-8(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,638 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 757 763) the Hoare annotation is: false [2021-08-26 08:45:50,638 INFO L857 garLoopResultBuilder]: For program point L955-9(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,639 INFO L857 garLoopResultBuilder]: For program point L955-11(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,639 INFO L857 garLoopResultBuilder]: For program point L955-12(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,639 INFO L857 garLoopResultBuilder]: For program point L955-14(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,639 INFO L857 garLoopResultBuilder]: For program point L955-15(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,639 INFO L857 garLoopResultBuilder]: For program point L955-17(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:45:50,639 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:45:50,640 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-08-26 08:45:50,640 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 666) no Hoare annotation was computed. [2021-08-26 08:45:50,644 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:45:50,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:45:50 BoogieIcfgContainer [2021-08-26 08:45:50,666 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:45:50,666 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:45:50,666 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:45:50,667 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:45:50,667 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:42" (3/4) ... [2021-08-26 08:45:50,670 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:45:50,691 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:45:50,692 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:45:50,693 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:45:50,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:45:50,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:45:50,696 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:50,697 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:50,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 [2021-08-26 08:45:50,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-08-26 08:45:50,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-08-26 08:45:50,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 2) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-08-26 08:45:50,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-08-26 08:45:50,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-08-26 08:45:50,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) [2021-08-26 08:45:50,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) [2021-08-26 08:45:50,720 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) [2021-08-26 08:45:50,720 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-08-26 08:45:50,720 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-08-26 08:45:50,721 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-08-26 08:45:50,721 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:45:50,722 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:45:50,722 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) [2021-08-26 08:45:50,722 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:50,723 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && !(0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) [2021-08-26 08:45:50,724 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:45:50,725 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:45:50,785 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:45:50,785 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:45:50,787 INFO L168 Benchmark]: Toolchain (without parser) took 10428.19 ms. Allocated memory was 54.5 MB in the beginning and 119.5 MB in the end (delta: 65.0 MB). Free memory was 32.1 MB in the beginning and 78.3 MB in the end (delta: -46.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:50,787 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.4 MB in the end (delta: 44.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:45:50,788 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.52 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 31.9 MB in the beginning and 41.6 MB in the end (delta: -9.6 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:50,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.91 ms. Allocated memory is still 67.1 MB. Free memory was 41.4 MB in the beginning and 36.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:50,788 INFO L168 Benchmark]: Boogie Preprocessor took 88.71 ms. Allocated memory is still 67.1 MB. Free memory was 36.3 MB in the beginning and 32.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:50,788 INFO L168 Benchmark]: RCFGBuilder took 1247.17 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 48.4 MB in the beginning and 51.5 MB in the end (delta: -3.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:50,789 INFO L168 Benchmark]: TraceAbstraction took 8403.03 ms. Allocated memory was 81.8 MB in the beginning and 119.5 MB in the end (delta: 37.7 MB). Free memory was 51.0 MB in the beginning and 94.1 MB in the end (delta: -43.0 MB). Peak memory consumption was 64.8 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:50,789 INFO L168 Benchmark]: Witness Printer took 118.87 ms. Allocated memory is still 119.5 MB. Free memory was 94.1 MB in the beginning and 78.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:50,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.4 MB in the end (delta: 44.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 453.52 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 31.9 MB in the beginning and 41.6 MB in the end (delta: -9.6 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 101.91 ms. Allocated memory is still 67.1 MB. Free memory was 41.4 MB in the beginning and 36.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.71 ms. Allocated memory is still 67.1 MB. Free memory was 36.3 MB in the beginning and 32.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1247.17 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 48.4 MB in the beginning and 51.5 MB in the end (delta: -3.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8403.03 ms. Allocated memory was 81.8 MB in the beginning and 119.5 MB in the end (delta: 37.7 MB). Free memory was 51.0 MB in the beginning and 94.1 MB in the end (delta: -43.0 MB). Peak memory consumption was 64.8 MB. Max. memory is 16.1 GB. * Witness Printer took 118.87 ms. Allocated memory is still 119.5 MB. Free memory was 94.1 MB in the beginning and 78.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: 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, 200 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 8334.1ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 26.0ms, AutomataDifference: 1542.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 4460.9ms, InitialAbstractionConstructionTime: 12.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1422 SDtfs, 1931 SDslu, 2271 SDs, 0 SdLazy, 357 SolverSat, 107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 763.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 372.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=290occurred in iteration=9, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 161.8ms AutomataMinimizationTime, 10 MinimizatonAttempts, 775 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 231 NumberOfFragments, 921 HoareAnnotationTreeSize, 75 FomulaSimplifications, 30884 FormulaSimplificationTreeSizeReduction, 637.9ms HoareSimplificationTime, 75 FomulaSimplificationsInter, 82201 FormulaSimplificationTreeSizeReductionInter, 3807.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 89.8ms SsaConstructionTime, 385.4ms SatisfiabilityAnalysisTime, 1091.1ms InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 379 ConstructedInterpolants, 0 QuantifiedInterpolants, 813 SizeOfPredicates, 3 NumberOfNonLiveVariables, 462 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && !(0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 2) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:45:50,861 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...