./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 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_spec4_product64.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 160c8d64ba84e9e53149049b180f0e762ed5d721 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 23:07:55,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 23:07:55,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 23:07:55,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 23:07:55,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 23:07:55,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 23:07:55,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 23:07:55,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 23:07:55,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 23:07:55,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 23:07:55,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 23:07:55,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 23:07:55,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 23:07:55,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 23:07:55,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 23:07:55,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 23:07:55,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 23:07:55,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 23:07:55,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 23:07:55,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 23:07:55,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 23:07:55,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 23:07:55,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 23:07:55,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 23:07:55,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 23:07:55,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 23:07:55,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 23:07:55,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 23:07:55,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 23:07:55,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 23:07:55,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 23:07:55,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 23:07:55,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 23:07:55,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 23:07:55,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 23:07:55,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 23:07:55,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 23:07:55,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 23:07:55,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 23:07:55,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 23:07:55,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 23:07:55,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 23:07:56,001 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 23:07:56,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 23:07:56,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 23:07:56,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 23:07:56,006 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 23:07:56,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 23:07:56,007 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 23:07:56,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 23:07:56,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 23:07:56,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 23:07:56,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 23:07:56,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 23:07:56,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 23:07:56,010 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 23:07:56,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 23:07:56,011 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 23:07:56,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 23:07:56,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 23:07:56,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 23:07:56,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 23:07:56,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 23:07:56,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:07:56,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 23:07:56,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 23:07:56,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 23:07:56,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 23:07:56,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 23:07:56,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 23:07:56,023 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 23:07:56,023 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 160c8d64ba84e9e53149049b180f0e762ed5d721 [2020-10-25 23:07:56,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 23:07:56,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 23:07:56,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 23:07:56,469 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 23:07:56,470 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 23:07:56,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c [2020-10-25 23:07:56,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ca457877/981b343cd6de46d5a449ecc86dac1b8a/FLAG1fb30e63d [2020-10-25 23:07:57,364 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 23:07:57,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c [2020-10-25 23:07:57,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ca457877/981b343cd6de46d5a449ecc86dac1b8a/FLAG1fb30e63d [2020-10-25 23:07:57,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ca457877/981b343cd6de46d5a449ecc86dac1b8a [2020-10-25 23:07:57,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 23:07:57,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 23:07:57,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 23:07:57,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 23:07:57,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 23:07:57,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:07:57" (1/1) ... [2020-10-25 23:07:57,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e96bd25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:57, skipping insertion in model container [2020-10-25 23:07:57,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:07:57" (1/1) ... [2020-10-25 23:07:57,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 23:07:57,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 23:07:58,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:07:58,108 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 23:07:58,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:07:58,315 INFO L208 MainTranslator]: Completed translation [2020-10-25 23:07:58,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58 WrapperNode [2020-10-25 23:07:58,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 23:07:58,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 23:07:58,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 23:07:58,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 23:07:58,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... [2020-10-25 23:07:58,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... [2020-10-25 23:07:58,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 23:07:58,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 23:07:58,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 23:07:58,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 23:07:58,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... [2020-10-25 23:07:58,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... [2020-10-25 23:07:58,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... [2020-10-25 23:07:58,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... [2020-10-25 23:07:58,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... [2020-10-25 23:07:58,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... [2020-10-25 23:07:58,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... [2020-10-25 23:07:58,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 23:07:58,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 23:07:58,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 23:07:58,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 23:07:58,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:07:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 23:07:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 23:07:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 23:07:58,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 23:08:00,097 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 23:08:00,098 INFO L298 CfgBuilder]: Removed 360 assume(true) statements. [2020-10-25 23:08:00,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:08:00 BoogieIcfgContainer [2020-10-25 23:08:00,101 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 23:08:00,103 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 23:08:00,103 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 23:08:00,107 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 23:08:00,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 11:07:57" (1/3) ... [2020-10-25 23:08:00,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ccf57f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:08:00, skipping insertion in model container [2020-10-25 23:08:00,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:07:58" (2/3) ... [2020-10-25 23:08:00,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ccf57f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:08:00, skipping insertion in model container [2020-10-25 23:08:00,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:08:00" (3/3) ... [2020-10-25 23:08:00,113 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product64.cil.c [2020-10-25 23:08:00,130 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 23:08:00,137 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-25 23:08:00,166 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-25 23:08:00,201 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 23:08:00,201 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 23:08:00,201 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 23:08:00,202 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 23:08:00,202 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 23:08:00,202 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 23:08:00,202 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 23:08:00,202 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 23:08:00,230 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states. [2020-10-25 23:08:00,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-25 23:08:00,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:00,238 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:00,239 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:00,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:00,246 INFO L82 PathProgramCache]: Analyzing trace with hash -102876546, now seen corresponding path program 1 times [2020-10-25 23:08:00,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:00,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900539337] [2020-10-25 23:08:00,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:00,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:00,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900539337] [2020-10-25 23:08:00,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:00,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:08:00,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147940122] [2020-10-25 23:08:00,589 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 23:08:00,590 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:00,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 23:08:00,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:08:00,609 INFO L87 Difference]: Start difference. First operand 230 states. Second operand 2 states. [2020-10-25 23:08:00,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:00,672 INFO L93 Difference]: Finished difference Result 451 states and 674 transitions. [2020-10-25 23:08:00,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 23:08:00,673 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-25 23:08:00,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:00,688 INFO L225 Difference]: With dead ends: 451 [2020-10-25 23:08:00,688 INFO L226 Difference]: Without dead ends: 223 [2020-10-25 23:08:00,693 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:08:00,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2020-10-25 23:08:00,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2020-10-25 23:08:00,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-10-25 23:08:00,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2020-10-25 23:08:00,756 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2020-10-25 23:08:00,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:00,757 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2020-10-25 23:08:00,757 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 23:08:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2020-10-25 23:08:00,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-25 23:08:00,763 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:00,763 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:00,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 23:08:00,764 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:00,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:00,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1149633443, now seen corresponding path program 1 times [2020-10-25 23:08:00,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:00,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098443859] [2020-10-25 23:08:00,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:00,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098443859] [2020-10-25 23:08:00,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:00,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:08:00,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917370011] [2020-10-25 23:08:00,913 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:00,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:00,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:00,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:00,915 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand 3 states. [2020-10-25 23:08:00,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:00,938 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2020-10-25 23:08:00,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:00,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-25 23:08:00,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:00,949 INFO L225 Difference]: With dead ends: 223 [2020-10-25 23:08:00,950 INFO L226 Difference]: Without dead ends: 85 [2020-10-25 23:08:00,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:00,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-10-25 23:08:00,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-10-25 23:08:00,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-25 23:08:00,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-10-25 23:08:00,974 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2020-10-25 23:08:00,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:00,975 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-10-25 23:08:00,975 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:00,975 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-10-25 23:08:00,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-25 23:08:00,988 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:00,988 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:00,988 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 23:08:00,989 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:00,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:00,989 INFO L82 PathProgramCache]: Analyzing trace with hash -1020108702, now seen corresponding path program 1 times [2020-10-25 23:08:00,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:00,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622592537] [2020-10-25 23:08:00,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:01,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:01,098 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622592537] [2020-10-25 23:08:01,098 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:01,098 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:08:01,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398703839] [2020-10-25 23:08:01,099 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:01,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:01,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:01,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:01,102 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2020-10-25 23:08:01,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:01,157 INFO L93 Difference]: Finished difference Result 243 states and 360 transitions. [2020-10-25 23:08:01,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:01,161 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-10-25 23:08:01,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:01,163 INFO L225 Difference]: With dead ends: 243 [2020-10-25 23:08:01,163 INFO L226 Difference]: Without dead ends: 164 [2020-10-25 23:08:01,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:01,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-25 23:08:01,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2020-10-25 23:08:01,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-10-25 23:08:01,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 237 transitions. [2020-10-25 23:08:01,202 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 237 transitions. Word has length 22 [2020-10-25 23:08:01,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:01,203 INFO L481 AbstractCegarLoop]: Abstraction has 160 states and 237 transitions. [2020-10-25 23:08:01,203 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:01,204 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 237 transitions. [2020-10-25 23:08:01,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-25 23:08:01,208 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:01,210 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:01,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 23:08:01,210 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:01,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:01,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1236801791, now seen corresponding path program 1 times [2020-10-25 23:08:01,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:01,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483919761] [2020-10-25 23:08:01,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:01,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483919761] [2020-10-25 23:08:01,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:01,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:08:01,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417750672] [2020-10-25 23:08:01,330 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:01,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:01,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:01,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:01,332 INFO L87 Difference]: Start difference. First operand 160 states and 237 transitions. Second operand 3 states. [2020-10-25 23:08:01,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:01,411 INFO L93 Difference]: Finished difference Result 325 states and 486 transitions. [2020-10-25 23:08:01,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:01,412 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-10-25 23:08:01,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:01,414 INFO L225 Difference]: With dead ends: 325 [2020-10-25 23:08:01,414 INFO L226 Difference]: Without dead ends: 171 [2020-10-25 23:08:01,415 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:01,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-10-25 23:08:01,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2020-10-25 23:08:01,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-10-25 23:08:01,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 243 transitions. [2020-10-25 23:08:01,432 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 243 transitions. Word has length 25 [2020-10-25 23:08:01,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:01,433 INFO L481 AbstractCegarLoop]: Abstraction has 169 states and 243 transitions. [2020-10-25 23:08:01,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 243 transitions. [2020-10-25 23:08:01,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-25 23:08:01,434 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:01,434 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:01,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 23:08:01,435 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:01,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:01,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1574884233, now seen corresponding path program 1 times [2020-10-25 23:08:01,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:01,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050476484] [2020-10-25 23:08:01,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:01,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050476484] [2020-10-25 23:08:01,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:01,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:08:01,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712632349] [2020-10-25 23:08:01,545 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:01,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:01,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:01,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:01,547 INFO L87 Difference]: Start difference. First operand 169 states and 243 transitions. Second operand 5 states. [2020-10-25 23:08:01,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:01,677 INFO L93 Difference]: Finished difference Result 593 states and 857 transitions. [2020-10-25 23:08:01,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:08:01,678 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-10-25 23:08:01,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:01,681 INFO L225 Difference]: With dead ends: 593 [2020-10-25 23:08:01,682 INFO L226 Difference]: Without dead ends: 430 [2020-10-25 23:08:01,683 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:08:01,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2020-10-25 23:08:01,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 260. [2020-10-25 23:08:01,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-25 23:08:01,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 364 transitions. [2020-10-25 23:08:01,708 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 364 transitions. Word has length 25 [2020-10-25 23:08:01,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:01,709 INFO L481 AbstractCegarLoop]: Abstraction has 260 states and 364 transitions. [2020-10-25 23:08:01,709 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:01,709 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 364 transitions. [2020-10-25 23:08:01,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-25 23:08:01,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:01,711 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:01,711 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 23:08:01,711 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:01,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:01,712 INFO L82 PathProgramCache]: Analyzing trace with hash 760774073, now seen corresponding path program 1 times [2020-10-25 23:08:01,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:01,713 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541592415] [2020-10-25 23:08:01,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:01,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:01,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541592415] [2020-10-25 23:08:01,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:01,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:08:01,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757629611] [2020-10-25 23:08:01,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:01,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:01,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:01,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:01,844 INFO L87 Difference]: Start difference. First operand 260 states and 364 transitions. Second operand 5 states. [2020-10-25 23:08:02,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:02,120 INFO L93 Difference]: Finished difference Result 592 states and 842 transitions. [2020-10-25 23:08:02,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-25 23:08:02,122 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-25 23:08:02,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:02,126 INFO L225 Difference]: With dead ends: 592 [2020-10-25 23:08:02,126 INFO L226 Difference]: Without dead ends: 590 [2020-10-25 23:08:02,127 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-25 23:08:02,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2020-10-25 23:08:02,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 260. [2020-10-25 23:08:02,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-25 23:08:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 362 transitions. [2020-10-25 23:08:02,166 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 362 transitions. Word has length 26 [2020-10-25 23:08:02,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:02,171 INFO L481 AbstractCegarLoop]: Abstraction has 260 states and 362 transitions. [2020-10-25 23:08:02,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:02,171 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 362 transitions. [2020-10-25 23:08:02,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-25 23:08:02,178 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:02,178 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:02,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 23:08:02,179 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:02,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:02,183 INFO L82 PathProgramCache]: Analyzing trace with hash -96374273, now seen corresponding path program 1 times [2020-10-25 23:08:02,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:02,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482159734] [2020-10-25 23:08:02,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:02,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:02,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482159734] [2020-10-25 23:08:02,304 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:02,304 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:08:02,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381251631] [2020-10-25 23:08:02,305 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:08:02,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:02,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:08:02,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:08:02,306 INFO L87 Difference]: Start difference. First operand 260 states and 362 transitions. Second operand 4 states. [2020-10-25 23:08:02,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:02,453 INFO L93 Difference]: Finished difference Result 556 states and 785 transitions. [2020-10-25 23:08:02,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 23:08:02,453 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-10-25 23:08:02,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:02,456 INFO L225 Difference]: With dead ends: 556 [2020-10-25 23:08:02,456 INFO L226 Difference]: Without dead ends: 393 [2020-10-25 23:08:02,457 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:08:02,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2020-10-25 23:08:02,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 389. [2020-10-25 23:08:02,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-10-25 23:08:02,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 539 transitions. [2020-10-25 23:08:02,491 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 539 transitions. Word has length 35 [2020-10-25 23:08:02,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:02,492 INFO L481 AbstractCegarLoop]: Abstraction has 389 states and 539 transitions. [2020-10-25 23:08:02,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:08:02,492 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 539 transitions. [2020-10-25 23:08:02,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-25 23:08:02,493 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:02,493 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:02,493 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 23:08:02,493 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:02,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:02,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1376237951, now seen corresponding path program 1 times [2020-10-25 23:08:02,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:02,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549939236] [2020-10-25 23:08:02,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:02,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:02,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549939236] [2020-10-25 23:08:02,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:02,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:08:02,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434650806] [2020-10-25 23:08:02,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:08:02,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:02,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:08:02,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:08:02,548 INFO L87 Difference]: Start difference. First operand 389 states and 539 transitions. Second operand 4 states. [2020-10-25 23:08:02,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:02,691 INFO L93 Difference]: Finished difference Result 1122 states and 1572 transitions. [2020-10-25 23:08:02,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:08:02,692 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-10-25 23:08:02,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:02,697 INFO L225 Difference]: With dead ends: 1122 [2020-10-25 23:08:02,697 INFO L226 Difference]: Without dead ends: 828 [2020-10-25 23:08:02,700 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:02,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2020-10-25 23:08:02,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 389. [2020-10-25 23:08:02,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-10-25 23:08:02,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 533 transitions. [2020-10-25 23:08:02,768 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 533 transitions. Word has length 35 [2020-10-25 23:08:02,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:02,769 INFO L481 AbstractCegarLoop]: Abstraction has 389 states and 533 transitions. [2020-10-25 23:08:02,769 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:08:02,769 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 533 transitions. [2020-10-25 23:08:02,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-25 23:08:02,772 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:02,773 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:02,773 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 23:08:02,774 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:02,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:02,774 INFO L82 PathProgramCache]: Analyzing trace with hash -1963043965, now seen corresponding path program 1 times [2020-10-25 23:08:02,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:02,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603569479] [2020-10-25 23:08:02,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:02,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:02,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603569479] [2020-10-25 23:08:02,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:02,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:08:02,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221324076] [2020-10-25 23:08:02,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:02,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:02,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:02,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:02,874 INFO L87 Difference]: Start difference. First operand 389 states and 533 transitions. Second operand 5 states. [2020-10-25 23:08:03,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:03,192 INFO L93 Difference]: Finished difference Result 1228 states and 1696 transitions. [2020-10-25 23:08:03,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-25 23:08:03,193 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-10-25 23:08:03,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:03,198 INFO L225 Difference]: With dead ends: 1228 [2020-10-25 23:08:03,199 INFO L226 Difference]: Without dead ends: 934 [2020-10-25 23:08:03,200 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-25 23:08:03,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2020-10-25 23:08:03,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 420. [2020-10-25 23:08:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2020-10-25 23:08:03,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 579 transitions. [2020-10-25 23:08:03,245 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 579 transitions. Word has length 35 [2020-10-25 23:08:03,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:03,246 INFO L481 AbstractCegarLoop]: Abstraction has 420 states and 579 transitions. [2020-10-25 23:08:03,246 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 579 transitions. [2020-10-25 23:08:03,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-25 23:08:03,248 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:03,249 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:03,249 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 23:08:03,249 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:03,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:03,250 INFO L82 PathProgramCache]: Analyzing trace with hash -398374051, now seen corresponding path program 1 times [2020-10-25 23:08:03,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:03,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820249986] [2020-10-25 23:08:03,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-25 23:08:03,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820249986] [2020-10-25 23:08:03,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:03,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:08:03,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442926908] [2020-10-25 23:08:03,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:08:03,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:03,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:08:03,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:03,346 INFO L87 Difference]: Start difference. First operand 420 states and 579 transitions. Second operand 3 states. [2020-10-25 23:08:03,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:03,483 INFO L93 Difference]: Finished difference Result 703 states and 966 transitions. [2020-10-25 23:08:03,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:08:03,484 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-10-25 23:08:03,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:03,486 INFO L225 Difference]: With dead ends: 703 [2020-10-25 23:08:03,486 INFO L226 Difference]: Without dead ends: 289 [2020-10-25 23:08:03,487 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:08:03,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-10-25 23:08:03,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 281. [2020-10-25 23:08:03,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2020-10-25 23:08:03,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 381 transitions. [2020-10-25 23:08:03,512 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 381 transitions. Word has length 52 [2020-10-25 23:08:03,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:03,513 INFO L481 AbstractCegarLoop]: Abstraction has 281 states and 381 transitions. [2020-10-25 23:08:03,513 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:08:03,513 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 381 transitions. [2020-10-25 23:08:03,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-25 23:08:03,514 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:03,514 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:03,515 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 23:08:03,515 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:03,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:03,516 INFO L82 PathProgramCache]: Analyzing trace with hash -353518329, now seen corresponding path program 1 times [2020-10-25 23:08:03,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:03,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978765347] [2020-10-25 23:08:03,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:03,584 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-25 23:08:03,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978765347] [2020-10-25 23:08:03,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:03,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:08:03,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010950008] [2020-10-25 23:08:03,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:03,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:03,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:03,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:03,587 INFO L87 Difference]: Start difference. First operand 281 states and 381 transitions. Second operand 5 states. [2020-10-25 23:08:03,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:03,725 INFO L93 Difference]: Finished difference Result 837 states and 1128 transitions. [2020-10-25 23:08:03,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:08:03,726 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-10-25 23:08:03,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:03,729 INFO L225 Difference]: With dead ends: 837 [2020-10-25 23:08:03,729 INFO L226 Difference]: Without dead ends: 562 [2020-10-25 23:08:03,730 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:08:03,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2020-10-25 23:08:03,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 293. [2020-10-25 23:08:03,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2020-10-25 23:08:03,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 393 transitions. [2020-10-25 23:08:03,761 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 393 transitions. Word has length 59 [2020-10-25 23:08:03,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:03,762 INFO L481 AbstractCegarLoop]: Abstraction has 293 states and 393 transitions. [2020-10-25 23:08:03,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:03,762 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 393 transitions. [2020-10-25 23:08:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-25 23:08:03,764 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:03,764 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:03,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 23:08:03,765 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:03,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:03,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1382877627, now seen corresponding path program 1 times [2020-10-25 23:08:03,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:03,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308783223] [2020-10-25 23:08:03,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-25 23:08:03,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308783223] [2020-10-25 23:08:03,868 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:03,868 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:08:03,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182840232] [2020-10-25 23:08:03,868 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:03,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:03,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:03,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:03,869 INFO L87 Difference]: Start difference. First operand 293 states and 393 transitions. Second operand 5 states. [2020-10-25 23:08:04,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:04,020 INFO L93 Difference]: Finished difference Result 678 states and 901 transitions. [2020-10-25 23:08:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:08:04,020 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-10-25 23:08:04,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:04,023 INFO L225 Difference]: With dead ends: 678 [2020-10-25 23:08:04,024 INFO L226 Difference]: Without dead ends: 391 [2020-10-25 23:08:04,025 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:08:04,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2020-10-25 23:08:04,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 246. [2020-10-25 23:08:04,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-10-25 23:08:04,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 322 transitions. [2020-10-25 23:08:04,051 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 322 transitions. Word has length 59 [2020-10-25 23:08:04,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:04,051 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 322 transitions. [2020-10-25 23:08:04,051 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:04,051 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 322 transitions. [2020-10-25 23:08:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-25 23:08:04,052 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:04,053 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:08:04,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 23:08:04,053 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:04,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:04,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1909676229, now seen corresponding path program 1 times [2020-10-25 23:08:04,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:04,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963805791] [2020-10-25 23:08:04,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:04,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963805791] [2020-10-25 23:08:04,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689509731] [2020-10-25 23:08:04,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 23:08:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:04,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-25 23:08:04,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 23:08:04,623 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:08:04,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 23:08:04,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2020-10-25 23:08:04,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482007160] [2020-10-25 23:08:04,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-25 23:08:04,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:04,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-25 23:08:04,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:08:04,626 INFO L87 Difference]: Start difference. First operand 246 states and 322 transitions. Second operand 8 states. [2020-10-25 23:08:05,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:05,019 INFO L93 Difference]: Finished difference Result 898 states and 1194 transitions. [2020-10-25 23:08:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-25 23:08:05,019 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-25 23:08:05,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:05,024 INFO L225 Difference]: With dead ends: 898 [2020-10-25 23:08:05,024 INFO L226 Difference]: Without dead ends: 707 [2020-10-25 23:08:05,025 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2020-10-25 23:08:05,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 707 states. [2020-10-25 23:08:05,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 707 to 306. [2020-10-25 23:08:05,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-10-25 23:08:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 401 transitions. [2020-10-25 23:08:05,065 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 401 transitions. Word has length 60 [2020-10-25 23:08:05,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:05,066 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 401 transitions. [2020-10-25 23:08:05,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-25 23:08:05,066 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 401 transitions. [2020-10-25 23:08:05,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-25 23:08:05,068 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:05,068 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2020-10-25 23:08:05,278 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-10-25 23:08:05,279 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:05,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:05,280 INFO L82 PathProgramCache]: Analyzing trace with hash 759521731, now seen corresponding path program 2 times [2020-10-25 23:08:05,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:05,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043239230] [2020-10-25 23:08:05,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:05,448 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-25 23:08:05,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043239230] [2020-10-25 23:08:05,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:08:05,449 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:08:05,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308980839] [2020-10-25 23:08:05,450 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:05,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:05,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:05,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:08:05,451 INFO L87 Difference]: Start difference. First operand 306 states and 401 transitions. Second operand 5 states. [2020-10-25 23:08:05,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:05,904 INFO L93 Difference]: Finished difference Result 922 states and 1223 transitions. [2020-10-25 23:08:05,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:08:05,905 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2020-10-25 23:08:05,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:05,909 INFO L225 Difference]: With dead ends: 922 [2020-10-25 23:08:05,909 INFO L226 Difference]: Without dead ends: 664 [2020-10-25 23:08:05,910 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:08:05,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2020-10-25 23:08:05,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 422. [2020-10-25 23:08:05,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2020-10-25 23:08:05,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 552 transitions. [2020-10-25 23:08:05,971 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 552 transitions. Word has length 85 [2020-10-25 23:08:05,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:05,971 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 552 transitions. [2020-10-25 23:08:05,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:05,971 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 552 transitions. [2020-10-25 23:08:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-25 23:08:05,972 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:08:05,973 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2020-10-25 23:08:05,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-25 23:08:05,973 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:08:05,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:08:05,973 INFO L82 PathProgramCache]: Analyzing trace with hash 365154945, now seen corresponding path program 1 times [2020-10-25 23:08:05,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:08:05,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108077227] [2020-10-25 23:08:05,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:08:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:06,053 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-25 23:08:06,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108077227] [2020-10-25 23:08:06,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683619921] [2020-10-25 23:08:06,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 23:08:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:08:06,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-25 23:08:06,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 23:08:06,307 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-25 23:08:06,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 23:08:06,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2020-10-25 23:08:06,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32605795] [2020-10-25 23:08:06,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:08:06,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:08:06,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:08:06,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-25 23:08:06,313 INFO L87 Difference]: Start difference. First operand 422 states and 552 transitions. Second operand 5 states. [2020-10-25 23:08:06,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:08:06,430 INFO L93 Difference]: Finished difference Result 811 states and 1058 transitions. [2020-10-25 23:08:06,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:08:06,431 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2020-10-25 23:08:06,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:08:06,431 INFO L225 Difference]: With dead ends: 811 [2020-10-25 23:08:06,431 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 23:08:06,433 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-25 23:08:06,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 23:08:06,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 23:08:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 23:08:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 23:08:06,433 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2020-10-25 23:08:06,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:08:06,433 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 23:08:06,434 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:08:06,434 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 23:08:06,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 23:08:06,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-10-25 23:08:06,638 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 23:08:07,084 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 101 [2020-10-25 23:08:07,596 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 172 [2020-10-25 23:08:07,818 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 106 [2020-10-25 23:08:08,327 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2020-10-25 23:08:08,699 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 172 [2020-10-25 23:08:08,918 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 128 [2020-10-25 23:08:09,294 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 153 [2020-10-25 23:08:09,770 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 162 [2020-10-25 23:08:10,505 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 9 [2020-10-25 23:08:11,686 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 170 DAG size of output: 26 [2020-10-25 23:08:11,888 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 16 [2020-10-25 23:08:12,372 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 26 [2020-10-25 23:08:12,495 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 16 [2020-10-25 23:08:13,637 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 156 DAG size of output: 28 [2020-10-25 23:08:14,868 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 170 DAG size of output: 26 [2020-10-25 23:08:15,718 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 30 [2020-10-25 23:08:16,529 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 21 [2020-10-25 23:08:16,774 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2020-10-25 23:08:17,010 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 19 [2020-10-25 23:08:17,357 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 26 [2020-10-25 23:08:17,524 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 19 [2020-10-25 23:08:18,546 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 21 [2020-10-25 23:08:18,679 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:08:18,679 INFO L274 CegarLoopResult]: For program point L300(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-1(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-3(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-4(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-5(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-6(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-7(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-8(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-9(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-10(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,680 INFO L274 CegarLoopResult]: For program point L300-11(lines 300 317) no Hoare annotation was computed. [2020-10-25 23:08:18,681 INFO L274 CegarLoopResult]: For program point L169(lines 169 175) no Hoare annotation was computed. [2020-10-25 23:08:18,681 INFO L274 CegarLoopResult]: For program point L169-2(lines 169 175) no Hoare annotation was computed. [2020-10-25 23:08:18,681 INFO L274 CegarLoopResult]: For program point L169-4(lines 169 175) no Hoare annotation was computed. [2020-10-25 23:08:18,681 INFO L274 CegarLoopResult]: For program point L896(lines 896 900) no Hoare annotation was computed. [2020-10-25 23:08:18,681 INFO L274 CegarLoopResult]: For program point L896-3(lines 896 900) no Hoare annotation was computed. [2020-10-25 23:08:18,681 INFO L274 CegarLoopResult]: For program point L896-6(lines 896 900) no Hoare annotation was computed. [2020-10-25 23:08:18,681 INFO L270 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:08:18,681 INFO L274 CegarLoopResult]: For program point L304(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,681 INFO L274 CegarLoopResult]: For program point L304-1(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,681 INFO L274 CegarLoopResult]: For program point L304-2(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,682 INFO L274 CegarLoopResult]: For program point L304-3(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,682 INFO L274 CegarLoopResult]: For program point L304-4(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,682 INFO L274 CegarLoopResult]: For program point L304-5(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,682 INFO L274 CegarLoopResult]: For program point L304-6(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,682 INFO L274 CegarLoopResult]: For program point L304-7(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,682 INFO L274 CegarLoopResult]: For program point L304-8(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,682 INFO L274 CegarLoopResult]: For program point L304-9(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,682 INFO L274 CegarLoopResult]: For program point L304-10(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,682 INFO L270 CegarLoopResult]: At program point L965(lines 960 968) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (<= 1 |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse2 .cse4) (and (= 0 ~systemActive~0) .cse1 .cse2 .cse3 .cse4))) [2020-10-25 23:08:18,683 INFO L274 CegarLoopResult]: For program point L304-11(lines 304 312) no Hoare annotation was computed. [2020-10-25 23:08:18,683 INFO L270 CegarLoopResult]: At program point L965-1(lines 960 968) the Hoare annotation is: false [2020-10-25 23:08:18,684 INFO L270 CegarLoopResult]: At program point L965-2(lines 960 968) the Hoare annotation is: false [2020-10-25 23:08:18,684 INFO L274 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2020-10-25 23:08:18,684 INFO L270 CegarLoopResult]: At program point L504-1(lines 504 510) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-10-25 23:08:18,684 INFO L270 CegarLoopResult]: At program point L245(lines 194 246) the Hoare annotation is: false [2020-10-25 23:08:18,684 INFO L274 CegarLoopResult]: For program point L973(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,684 INFO L274 CegarLoopResult]: For program point L973-1(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,684 INFO L274 CegarLoopResult]: For program point L973-2(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,684 INFO L274 CegarLoopResult]: For program point L973-3(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,684 INFO L274 CegarLoopResult]: For program point L973-4(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,684 INFO L274 CegarLoopResult]: For program point L973-5(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,684 INFO L274 CegarLoopResult]: For program point L973-6(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,685 INFO L274 CegarLoopResult]: For program point L973-7(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,685 INFO L274 CegarLoopResult]: For program point L973-8(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,685 INFO L274 CegarLoopResult]: For program point L973-9(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,685 INFO L274 CegarLoopResult]: For program point L973-10(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,685 INFO L274 CegarLoopResult]: For program point L973-11(lines 973 979) no Hoare annotation was computed. [2020-10-25 23:08:18,685 INFO L274 CegarLoopResult]: For program point L908(lines 908 912) no Hoare annotation was computed. [2020-10-25 23:08:18,686 INFO L270 CegarLoopResult]: At program point L978(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,686 INFO L270 CegarLoopResult]: At program point L978-1(lines 969 982) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2020-10-25 23:08:18,686 INFO L270 CegarLoopResult]: At program point L978-2(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,686 INFO L270 CegarLoopResult]: At program point L978-3(lines 969 982) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2020-10-25 23:08:18,686 INFO L270 CegarLoopResult]: At program point L978-4(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,686 INFO L270 CegarLoopResult]: At program point L978-5(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,686 INFO L270 CegarLoopResult]: At program point L978-6(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,687 INFO L270 CegarLoopResult]: At program point L978-7(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,687 INFO L270 CegarLoopResult]: At program point L978-8(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,687 INFO L270 CegarLoopResult]: At program point L978-9(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,687 INFO L270 CegarLoopResult]: At program point L978-10(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,687 INFO L270 CegarLoopResult]: At program point L978-11(lines 969 982) the Hoare annotation is: false [2020-10-25 23:08:18,687 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-10-25 23:08:18,687 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-25 23:08:18,687 INFO L274 CegarLoopResult]: For program point L388(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,687 INFO L274 CegarLoopResult]: For program point L388-2(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-4(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-6(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-8(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-10(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L58-1(lines 268 274) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-12(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-14(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-16(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-18(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-20(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L388-22(lines 388 394) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L920(lines 920 924) no Hoare annotation was computed. [2020-10-25 23:08:18,688 INFO L274 CegarLoopResult]: For program point L326(lines 326 343) no Hoare annotation was computed. [2020-10-25 23:08:18,689 INFO L274 CegarLoopResult]: For program point L326-1(lines 326 343) no Hoare annotation was computed. [2020-10-25 23:08:18,689 INFO L274 CegarLoopResult]: For program point L326-2(lines 326 343) no Hoare annotation was computed. [2020-10-25 23:08:18,689 INFO L274 CegarLoopResult]: For program point L326-3(lines 326 343) no Hoare annotation was computed. [2020-10-25 23:08:18,689 INFO L274 CegarLoopResult]: For program point L326-4(lines 326 343) no Hoare annotation was computed. [2020-10-25 23:08:18,689 INFO L274 CegarLoopResult]: For program point L326-5(lines 326 343) no Hoare annotation was computed. [2020-10-25 23:08:18,689 INFO L270 CegarLoopResult]: At program point L988(lines 983 991) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:08:18,689 INFO L270 CegarLoopResult]: At program point L988-1(lines 983 991) the Hoare annotation is: false [2020-10-25 23:08:18,689 INFO L270 CegarLoopResult]: At program point L988-2(lines 983 991) the Hoare annotation is: false [2020-10-25 23:08:18,689 INFO L270 CegarLoopResult]: At program point L988-3(lines 983 991) the Hoare annotation is: false [2020-10-25 23:08:18,689 INFO L270 CegarLoopResult]: At program point L988-4(lines 983 991) the Hoare annotation is: false [2020-10-25 23:08:18,689 INFO L270 CegarLoopResult]: At program point L988-5(lines 983 991) the Hoare annotation is: false [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point L196(lines 195 244) no Hoare annotation was computed. [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point L197(lines 197 201) no Hoare annotation was computed. [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point L330(lines 330 338) no Hoare annotation was computed. [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point L330-1(lines 330 338) no Hoare annotation was computed. [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point L330-2(lines 330 338) no Hoare annotation was computed. [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point L330-3(lines 330 338) no Hoare annotation was computed. [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point L330-4(lines 330 338) no Hoare annotation was computed. [2020-10-25 23:08:18,690 INFO L274 CegarLoopResult]: For program point L330-5(lines 330 338) no Hoare annotation was computed. [2020-10-25 23:08:18,691 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-25 23:08:18,691 INFO L277 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-10-25 23:08:18,691 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 23:08:18,691 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 23:08:18,691 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-25 23:08:18,691 INFO L270 CegarLoopResult]: At program point L268(lines 267 286) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and (= 1 ~systemActive~0) (<= 1 ~waterLevel~0) .cse2) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2))) [2020-10-25 23:08:18,691 INFO L274 CegarLoopResult]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2020-10-25 23:08:18,691 INFO L270 CegarLoopResult]: At program point L268-2(lines 267 286) the Hoare annotation is: false [2020-10-25 23:08:18,691 INFO L270 CegarLoopResult]: At program point L268-3(lines 267 286) the Hoare annotation is: false [2020-10-25 23:08:18,691 INFO L274 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L205-1(lines 205 211) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) .cse2 .cse3 (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse4 .cse1 .cse3) (and (= ~waterLevel~0 1) .cse4 .cse2 .cse3))) [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933(lines 928 936) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933-1(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933-2(lines 928 936) the Hoare annotation is: (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933-3(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933-4(lines 928 936) the Hoare annotation is: (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933-5(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933-6(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933-7(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933-8(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,692 INFO L270 CegarLoopResult]: At program point L933-9(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,693 INFO L270 CegarLoopResult]: At program point L933-10(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,693 INFO L270 CegarLoopResult]: At program point L933-11(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,693 INFO L270 CegarLoopResult]: At program point L933-12(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,693 INFO L270 CegarLoopResult]: At program point L933-13(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,693 INFO L274 CegarLoopResult]: For program point L471(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,693 INFO L270 CegarLoopResult]: At program point L933-14(lines 928 936) the Hoare annotation is: false [2020-10-25 23:08:18,693 INFO L274 CegarLoopResult]: For program point L471-2(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,693 INFO L274 CegarLoopResult]: For program point L471-3(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,693 INFO L274 CegarLoopResult]: For program point L471-5(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,693 INFO L274 CegarLoopResult]: For program point L471-6(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,693 INFO L274 CegarLoopResult]: For program point L471-8(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,693 INFO L274 CegarLoopResult]: For program point L471-9(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,693 INFO L277 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-10-25 23:08:18,693 INFO L274 CegarLoopResult]: For program point L471-11(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-12(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-14(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-15(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-17(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-18(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-20(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-21(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-23(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-24(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-26(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-27(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,694 INFO L274 CegarLoopResult]: For program point L471-29(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,695 INFO L274 CegarLoopResult]: For program point L471-30(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,695 INFO L274 CegarLoopResult]: For program point L471-32(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,695 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:08:18,695 INFO L274 CegarLoopResult]: For program point L471-33(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,695 INFO L274 CegarLoopResult]: For program point L471-35(lines 471 475) no Hoare annotation was computed. [2020-10-25 23:08:18,695 INFO L270 CegarLoopResult]: At program point L275(lines 275 281) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse3) (and .cse4 .cse2 (<= 1 ~waterLevel~0) .cse3) (and (= ~waterLevel~0 1) .cse0 .cse2 .cse3))) [2020-10-25 23:08:18,695 INFO L270 CegarLoopResult]: At program point L275-1(lines 275 281) the Hoare annotation is: false [2020-10-25 23:08:18,695 INFO L270 CegarLoopResult]: At program point L275-2(lines 275 281) the Hoare annotation is: false [2020-10-25 23:08:18,695 INFO L270 CegarLoopResult]: At program point L477(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-1(lines 462 480) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not .cse0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) .cse1 (not .cse2) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 (<= 1 ~waterLevel~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-2(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-3(lines 462 480) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and (not .cse0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) .cse1 (not .cse3) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse4 (<= 1 ~waterLevel~0)))) [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-4(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-5(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-6(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-7(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-8(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-9(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-10(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L477-11(lines 462 480) the Hoare annotation is: false [2020-10-25 23:08:18,696 INFO L270 CegarLoopResult]: At program point L413(lines 406 416) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L413-1(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L413-2(lines 406 416) the Hoare annotation is: (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L413-3(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L413-4(lines 406 416) the Hoare annotation is: (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L413-5(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,697 INFO L274 CegarLoopResult]: For program point L215(lines 215 221) no Hoare annotation was computed. [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L413-6(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L215-1(lines 215 221) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) .cse2 .cse3 (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse4 .cse1 .cse3) (and (= ~waterLevel~0 1) .cse4 .cse2 .cse3))) [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L413-7(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L413-8(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,697 INFO L270 CegarLoopResult]: At program point L413-9(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,698 INFO L270 CegarLoopResult]: At program point L413-10(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,698 INFO L270 CegarLoopResult]: At program point L413-11(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,698 INFO L270 CegarLoopResult]: At program point L413-12(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,698 INFO L270 CegarLoopResult]: At program point L413-13(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,698 INFO L270 CegarLoopResult]: At program point L413-14(lines 406 416) the Hoare annotation is: false [2020-10-25 23:08:18,698 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-25 23:08:18,698 INFO L274 CegarLoopResult]: For program point L150-1(line 150) no Hoare annotation was computed. [2020-10-25 23:08:18,698 INFO L274 CegarLoopResult]: For program point L150-2(line 150) no Hoare annotation was computed. [2020-10-25 23:08:18,698 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 23:08:18,698 INFO L274 CegarLoopResult]: For program point L352(lines 352 369) no Hoare annotation was computed. [2020-10-25 23:08:18,698 INFO L274 CegarLoopResult]: For program point L352-1(lines 352 369) no Hoare annotation was computed. [2020-10-25 23:08:18,698 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 369) no Hoare annotation was computed. [2020-10-25 23:08:18,698 INFO L270 CegarLoopResult]: At program point L1015(lines 1 1026) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:08:18,699 INFO L270 CegarLoopResult]: At program point L422(lines 417 425) the Hoare annotation is: false [2020-10-25 23:08:18,699 INFO L270 CegarLoopResult]: At program point L422-1(lines 417 425) the Hoare annotation is: false [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L356(lines 356 364) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L270 CegarLoopResult]: At program point L422-2(lines 417 425) the Hoare annotation is: false [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L356-1(lines 356 364) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L356-2(lines 356 364) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L225(lines 225 240) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L490(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L490-2(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L490-3(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L490-5(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L490-6(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L490-8(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L490-9(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,699 INFO L274 CegarLoopResult]: For program point L490-11(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,700 INFO L274 CegarLoopResult]: For program point L490-12(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,700 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 23:08:18,700 INFO L274 CegarLoopResult]: For program point L490-14(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,700 INFO L274 CegarLoopResult]: For program point L490-15(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,700 INFO L274 CegarLoopResult]: For program point L490-17(lines 490 494) no Hoare annotation was computed. [2020-10-25 23:08:18,700 INFO L270 CegarLoopResult]: At program point L1023(lines 1018 1026) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-25 23:08:18,700 INFO L274 CegarLoopResult]: For program point L165(lines 165 178) no Hoare annotation was computed. [2020-10-25 23:08:18,700 INFO L270 CegarLoopResult]: At program point L165-1(lines 1 1026) the Hoare annotation is: (let ((.cse3 (<= 1 ~waterLevel~0)) (.cse0 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1)) (.cse4 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 0 ~systemActive~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse3 .cse2 .cse4) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 .cse0 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse2 .cse4) (and (= ~waterLevel~0 1) .cse5 .cse1 .cse2))) [2020-10-25 23:08:18,700 INFO L274 CegarLoopResult]: For program point L165-2(lines 165 178) no Hoare annotation was computed. [2020-10-25 23:08:18,700 INFO L270 CegarLoopResult]: At program point L165-3(lines 1 1026) the Hoare annotation is: false [2020-10-25 23:08:18,700 INFO L274 CegarLoopResult]: For program point L165-4(lines 165 178) no Hoare annotation was computed. [2020-10-25 23:08:18,700 INFO L270 CegarLoopResult]: At program point L165-5(lines 1 1026) the Hoare annotation is: false [2020-10-25 23:08:18,701 INFO L270 CegarLoopResult]: At program point L496(lines 481 499) the Hoare annotation is: (and (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~3) (= 1 ~systemActive~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_isLowWaterLevel_~tmp~8 0)) [2020-10-25 23:08:18,701 INFO L270 CegarLoopResult]: At program point L496-1(lines 481 499) the Hoare annotation is: false [2020-10-25 23:08:18,701 INFO L270 CegarLoopResult]: At program point L496-2(lines 481 499) the Hoare annotation is: false [2020-10-25 23:08:18,701 INFO L270 CegarLoopResult]: At program point L496-3(lines 481 499) the Hoare annotation is: false [2020-10-25 23:08:18,701 INFO L270 CegarLoopResult]: At program point L496-4(lines 481 499) the Hoare annotation is: false [2020-10-25 23:08:18,701 INFO L270 CegarLoopResult]: At program point L496-5(lines 481 499) the Hoare annotation is: false [2020-10-25 23:08:18,701 INFO L274 CegarLoopResult]: For program point L233(lines 233 239) no Hoare annotation was computed. [2020-10-25 23:08:18,701 INFO L270 CegarLoopResult]: At program point L233-1(lines 268 274) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~waterLevel~0 1)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse3) (and .cse5 .cse4 .cse2 .cse3) (and .cse5 .cse0 .cse2 .cse3))) [2020-10-25 23:08:18,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 11:08:18 BoogieIcfgContainer [2020-10-25 23:08:18,774 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 23:08:18,775 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 23:08:18,778 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 23:08:18,781 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 23:08:18,782 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:08:00" (3/4) ... [2020-10-25 23:08:18,787 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 23:08:18,827 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-25 23:08:18,830 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-25 23:08:18,832 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-25 23:08:18,834 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 23:08:18,837 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 23:08:18,839 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:08:18,841 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:08:18,872 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) || (((((1 == systemActive && 1 <= tmp) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && 1 <= \result)) || ((((((\result == 0 && 1 == systemActive) && 1 <= tmp) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && 1 <= \result)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:18,872 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:18,873 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:18,874 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0)) || (((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:18,875 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) || (((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && 1 <= \result)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) [2020-10-25 23:08:18,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:18,880 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) || (((((((!(\result == 0) && tmp___0 == 0) && 1 == systemActive) && !(tmp == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2020-10-25 23:08:18,881 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && 1 <= waterLevel) && splverifierCounter == 0 [2020-10-25 23:08:18,882 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:18,883 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= tmp___0 && 1 == systemActive) && \result == 0) && 1 <= waterLevel) && 1 <= \result) && splverifierCounter == 0) && tmp == 0 [2020-10-25 23:08:18,883 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0 [2020-10-25 23:08:18,884 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\result == 0) && tmp___0 == 0) && 1 == systemActive) && !(tmp == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-10-25 23:08:18,884 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0 [2020-10-25 23:08:18,886 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0 [2020-10-25 23:08:18,887 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0 [2020-10-25 23:08:19,043 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 23:08:19,044 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 23:08:19,045 INFO L168 Benchmark]: Toolchain (without parser) took 21415.82 ms. Allocated memory was 46.1 MB in the beginning and 255.9 MB in the end (delta: 209.7 MB). Free memory was 23.1 MB in the beginning and 185.2 MB in the end (delta: -162.0 MB). Peak memory consumption was 47.8 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:19,046 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 37.7 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 23:08:19,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.48 ms. Allocated memory is still 46.1 MB. Free memory was 22.5 MB in the beginning and 22.1 MB in the end (delta: 391.7 kB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:19,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.09 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 22.1 MB in the beginning and 36.9 MB in the end (delta: -14.7 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:19,047 INFO L168 Benchmark]: Boogie Preprocessor took 108.25 ms. Allocated memory is still 56.6 MB. Free memory was 36.7 MB in the beginning and 32.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:19,047 INFO L168 Benchmark]: RCFGBuilder took 1536.25 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 32.5 MB in the beginning and 39.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:19,048 INFO L168 Benchmark]: TraceAbstraction took 18671.82 ms. Allocated memory was 69.2 MB in the beginning and 255.9 MB in the end (delta: 186.6 MB). Free memory was 38.7 MB in the beginning and 206.1 MB in the end (delta: -167.4 MB). Peak memory consumption was 151.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:19,048 INFO L168 Benchmark]: Witness Printer took 268.93 ms. Allocated memory is still 255.9 MB. Free memory was 206.1 MB in the beginning and 185.2 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-10-25 23:08:19,051 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 37.7 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 677.48 ms. Allocated memory is still 46.1 MB. Free memory was 22.5 MB in the beginning and 22.1 MB in the end (delta: 391.7 kB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 138.09 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 22.1 MB in the beginning and 36.9 MB in the end (delta: -14.7 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 108.25 ms. Allocated memory is still 56.6 MB. Free memory was 36.7 MB in the beginning and 32.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1536.25 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 32.5 MB in the beginning and 39.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18671.82 ms. Allocated memory was 69.2 MB in the beginning and 255.9 MB in the end (delta: 186.6 MB). Free memory was 38.7 MB in the beginning and 206.1 MB in the end (delta: -167.4 MB). Peak memory consumption was 151.2 MB. Max. memory is 16.1 GB. * Witness Printer took 268.93 ms. Allocated memory is still 255.9 MB. Free memory was 206.1 MB in the beginning and 185.2 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1018]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 <= waterLevel) && splverifierCounter == 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) || (((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && 1 <= \result)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0)) || (((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && 1 <= waterLevel) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 <= waterLevel) && splverifierCounter == 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((0 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) || (((((1 == systemActive && 1 <= tmp) && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && 1 <= \result)) || ((((((\result == 0 && 1 == systemActive) && 1 <= tmp) && 2 <= waterLevel) && tmp == 0) && splverifierCounter == 0) && 1 <= \result)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: ((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && 1 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((((!(\result == 0) && tmp___0 == 0) && 1 == systemActive) && !(tmp == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && tmp == 0) && splverifierCounter == 0) || (((((((!(\result == 0) && tmp___0 == 0) && 1 == systemActive) && !(tmp == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((waterLevel == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: (((((1 <= tmp___0 && 1 == systemActive) && \result == 0) && 1 <= waterLevel) && 1 <= \result) && splverifierCounter == 0) && tmp == 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 230 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.4s, OverallIterations: 15, TraceHistogramMax: 3, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2576 SDtfs, 2822 SDslu, 3981 SDs, 0 SdLazy, 504 SolverSat, 103 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 2528 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 250 NumberOfFragments, 777 HoareAnnotationTreeSize, 92 FomulaSimplifications, 3453290 FormulaSimplificationTreeSizeReduction, 3.1s HoareSimplificationTime, 92 FomulaSimplificationsInter, 346004 FormulaSimplificationTreeSizeReductionInter, 8.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 781 NumberOfCodeBlocks, 781 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 764 ConstructedInterpolants, 0 QuantifiedInterpolants, 64364 SizeOfPredicates, 8 NumberOfNonLiveVariables, 996 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 17 InterpolantComputations, 14 PerfectInterpolantSequences, 221/229 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...