./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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_product53.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ae33dcba0147a107c551c432e2bfc2c49f1e3070 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:27:05,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:27:05,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:27:05,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:27:05,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:27:05,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:27:05,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:27:05,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:27:05,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:27:05,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:27:05,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:27:05,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:27:05,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:27:05,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:27:05,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:27:05,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:27:05,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:27:05,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:27:05,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:27:05,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:27:05,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:27:05,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:27:05,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:27:05,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:27:05,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:27:05,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:27:05,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:27:05,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:27:05,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:27:05,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:27:05,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:27:05,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:27:05,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:27:05,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:27:05,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:27:05,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:27:05,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:27:05,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:27:05,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:27:05,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:27:05,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:27:05,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:27:05,197 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:27:05,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:27:05,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:27:05,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:27:05,199 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:27:05,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:27:05,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:27:05,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:27:05,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:27:05,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:27:05,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:27:05,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:27:05,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:27:05,202 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:27:05,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:27:05,202 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:27:05,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:27:05,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:27:05,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:27:05,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:27:05,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:27:05,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:27:05,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:27:05,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:27:05,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:27:05,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:27:05,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:27:05,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:27:05,206 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:27:05,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(__VERIFIER_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 -> ae33dcba0147a107c551c432e2bfc2c49f1e3070 [2019-11-28 17:27:05,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:27:05,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:27:05,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:27:05,579 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:27:05,581 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:27:05,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product53.cil.c [2019-11-28 17:27:05,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f51a5caac/fe73364a0672437cbbc1f06b931429bc/FLAG8f5f62438 [2019-11-28 17:27:06,221 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:27:06,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product53.cil.c [2019-11-28 17:27:06,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f51a5caac/fe73364a0672437cbbc1f06b931429bc/FLAG8f5f62438 [2019-11-28 17:27:06,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f51a5caac/fe73364a0672437cbbc1f06b931429bc [2019-11-28 17:27:06,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:27:06,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:27:06,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:27:06,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:27:06,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:27:06,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:27:06" (1/1) ... [2019-11-28 17:27:06,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1844f808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:06, skipping insertion in model container [2019-11-28 17:27:06,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:27:06" (1/1) ... [2019-11-28 17:27:06,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:27:06,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:27:07,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:27:07,139 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:27:07,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:27:07,291 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:27:07,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07 WrapperNode [2019-11-28 17:27:07,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:27:07,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:27:07,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:27:07,293 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:27:07,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (1/1) ... [2019-11-28 17:27:07,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (1/1) ... [2019-11-28 17:27:07,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:27:07,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:27:07,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:27:07,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:27:07,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (1/1) ... [2019-11-28 17:27:07,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (1/1) ... [2019-11-28 17:27:07,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (1/1) ... [2019-11-28 17:27:07,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (1/1) ... [2019-11-28 17:27:07,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (1/1) ... [2019-11-28 17:27:07,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (1/1) ... [2019-11-28 17:27:07,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (1/1) ... [2019-11-28 17:27:07,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:27:07,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:27:07,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:27:07,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:27:07,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (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 [2019-11-28 17:27:07,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:27:07,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:27:07,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:27:07,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:27:08,782 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:27:08,783 INFO L287 CfgBuilder]: Removed 276 assume(true) statements. [2019-11-28 17:27:08,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:27:08 BoogieIcfgContainer [2019-11-28 17:27:08,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:27:08,786 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:27:08,786 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:27:08,789 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:27:08,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:27:06" (1/3) ... [2019-11-28 17:27:08,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3db37d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:27:08, skipping insertion in model container [2019-11-28 17:27:08,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:27:07" (2/3) ... [2019-11-28 17:27:08,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3db37d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:27:08, skipping insertion in model container [2019-11-28 17:27:08,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:27:08" (3/3) ... [2019-11-28 17:27:08,795 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product53.cil.c [2019-11-28 17:27:08,805 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:27:08,814 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:27:08,827 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:27:08,851 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:27:08,852 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:27:08,852 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:27:08,852 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:27:08,852 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:27:08,853 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:27:08,853 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:27:08,853 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:27:08,877 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2019-11-28 17:27:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:27:08,886 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:08,887 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:27:08,887 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:08,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:08,894 INFO L82 PathProgramCache]: Analyzing trace with hash 2002794138, now seen corresponding path program 1 times [2019-11-28 17:27:08,904 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:08,904 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068014462] [2019-11-28 17:27:08,904 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:09,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:09,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:27:09,135 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068014462] [2019-11-28 17:27:09,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:09,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:27:09,137 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952248431] [2019-11-28 17:27:09,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:27:09,143 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:09,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:27:09,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:27:09,162 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 2 states. [2019-11-28 17:27:09,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:09,211 INFO L93 Difference]: Finished difference Result 372 states and 569 transitions. [2019-11-28 17:27:09,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:27:09,216 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:27:09,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:09,245 INFO L225 Difference]: With dead ends: 372 [2019-11-28 17:27:09,246 INFO L226 Difference]: Without dead ends: 185 [2019-11-28 17:27:09,255 INFO L630 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 [2019-11-28 17:27:09,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2019-11-28 17:27:09,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2019-11-28 17:27:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2019-11-28 17:27:09,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 276 transitions. [2019-11-28 17:27:09,351 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 276 transitions. Word has length 16 [2019-11-28 17:27:09,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:09,352 INFO L462 AbstractCegarLoop]: Abstraction has 185 states and 276 transitions. [2019-11-28 17:27:09,352 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:27:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 276 transitions. [2019-11-28 17:27:09,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:27:09,354 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:09,354 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:27:09,356 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:09,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:09,357 INFO L82 PathProgramCache]: Analyzing trace with hash 956037241, now seen corresponding path program 1 times [2019-11-28 17:27:09,357 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:09,358 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533733190] [2019-11-28 17:27:09,358 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:27:09,546 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533733190] [2019-11-28 17:27:09,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:09,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:27:09,547 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055255381] [2019-11-28 17:27:09,550 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:27:09,550 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:09,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:27:09,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:27:09,552 INFO L87 Difference]: Start difference. First operand 185 states and 276 transitions. Second operand 3 states. [2019-11-28 17:27:09,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:09,589 INFO L93 Difference]: Finished difference Result 185 states and 276 transitions. [2019-11-28 17:27:09,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:27:09,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:27:09,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:09,594 INFO L225 Difference]: With dead ends: 185 [2019-11-28 17:27:09,594 INFO L226 Difference]: Without dead ends: 71 [2019-11-28 17:27:09,596 INFO L630 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 [2019-11-28 17:27:09,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-28 17:27:09,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-28 17:27:09,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-28 17:27:09,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 105 transitions. [2019-11-28 17:27:09,605 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 105 transitions. Word has length 17 [2019-11-28 17:27:09,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:09,605 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 105 transitions. [2019-11-28 17:27:09,605 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:27:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2019-11-28 17:27:09,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:27:09,609 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:09,609 INFO L410 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] [2019-11-28 17:27:09,609 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:09,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:09,610 INFO L82 PathProgramCache]: Analyzing trace with hash 748559286, now seen corresponding path program 1 times [2019-11-28 17:27:09,610 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:09,610 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561963353] [2019-11-28 17:27:09,610 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:09,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:27:09,787 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561963353] [2019-11-28 17:27:09,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:09,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:27:09,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537563654] [2019-11-28 17:27:09,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:27:09,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:09,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:27:09,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:27:09,791 INFO L87 Difference]: Start difference. First operand 71 states and 105 transitions. Second operand 6 states. [2019-11-28 17:27:09,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:09,917 INFO L93 Difference]: Finished difference Result 136 states and 204 transitions. [2019-11-28 17:27:09,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:27:09,919 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-28 17:27:09,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:09,920 INFO L225 Difference]: With dead ends: 136 [2019-11-28 17:27:09,921 INFO L226 Difference]: Without dead ends: 71 [2019-11-28 17:27:09,921 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:27:09,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-28 17:27:09,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-28 17:27:09,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-28 17:27:09,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 104 transitions. [2019-11-28 17:27:09,935 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 104 transitions. Word has length 22 [2019-11-28 17:27:09,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:09,935 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 104 transitions. [2019-11-28 17:27:09,935 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:27:09,936 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 104 transitions. [2019-11-28 17:27:09,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-28 17:27:09,938 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:09,939 INFO L410 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] [2019-11-28 17:27:09,939 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:09,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:09,940 INFO L82 PathProgramCache]: Analyzing trace with hash -682519882, now seen corresponding path program 1 times [2019-11-28 17:27:09,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:09,940 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654799156] [2019-11-28 17:27:09,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:27:10,048 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654799156] [2019-11-28 17:27:10,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:10,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:27:10,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019512668] [2019-11-28 17:27:10,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:27:10,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:10,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:27:10,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:27:10,051 INFO L87 Difference]: Start difference. First operand 71 states and 104 transitions. Second operand 3 states. [2019-11-28 17:27:10,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:10,106 INFO L93 Difference]: Finished difference Result 145 states and 214 transitions. [2019-11-28 17:27:10,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:27:10,107 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-11-28 17:27:10,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:10,108 INFO L225 Difference]: With dead ends: 145 [2019-11-28 17:27:10,109 INFO L226 Difference]: Without dead ends: 80 [2019-11-28 17:27:10,110 INFO L630 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 [2019-11-28 17:27:10,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2019-11-28 17:27:10,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 78. [2019-11-28 17:27:10,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-11-28 17:27:10,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 110 transitions. [2019-11-28 17:27:10,133 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 110 transitions. Word has length 25 [2019-11-28 17:27:10,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:10,134 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 110 transitions. [2019-11-28 17:27:10,134 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:27:10,134 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2019-11-28 17:27:10,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-28 17:27:10,135 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:10,135 INFO L410 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] [2019-11-28 17:27:10,136 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:10,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:10,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1459548505, now seen corresponding path program 1 times [2019-11-28 17:27:10,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:10,138 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258442016] [2019-11-28 17:27:10,139 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:10,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:27:10,258 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258442016] [2019-11-28 17:27:10,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:10,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:27:10,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498799312] [2019-11-28 17:27:10,259 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:27:10,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:10,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:27:10,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:27:10,265 INFO L87 Difference]: Start difference. First operand 78 states and 110 transitions. Second operand 5 states. [2019-11-28 17:27:10,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:10,380 INFO L93 Difference]: Finished difference Result 204 states and 285 transitions. [2019-11-28 17:27:10,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:27:10,381 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-11-28 17:27:10,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:10,384 INFO L225 Difference]: With dead ends: 204 [2019-11-28 17:27:10,384 INFO L226 Difference]: Without dead ends: 132 [2019-11-28 17:27:10,385 INFO L630 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 [2019-11-28 17:27:10,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2019-11-28 17:27:10,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 87. [2019-11-28 17:27:10,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-11-28 17:27:10,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions. [2019-11-28 17:27:10,408 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 119 transitions. Word has length 31 [2019-11-28 17:27:10,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:10,408 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 119 transitions. [2019-11-28 17:27:10,409 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:27:10,409 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 119 transitions. [2019-11-28 17:27:10,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-28 17:27:10,410 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:10,410 INFO L410 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] [2019-11-28 17:27:10,411 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:10,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:10,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1202962538, now seen corresponding path program 1 times [2019-11-28 17:27:10,412 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:10,412 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674130709] [2019-11-28 17:27:10,412 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:10,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:27:10,533 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674130709] [2019-11-28 17:27:10,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:10,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 17:27:10,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576675347] [2019-11-28 17:27:10,534 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 17:27:10,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:10,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 17:27:10,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:27:10,536 INFO L87 Difference]: Start difference. First operand 87 states and 119 transitions. Second operand 8 states. [2019-11-28 17:27:10,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:10,895 INFO L93 Difference]: Finished difference Result 568 states and 795 transitions. [2019-11-28 17:27:10,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-28 17:27:10,896 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2019-11-28 17:27:10,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:10,899 INFO L225 Difference]: With dead ends: 568 [2019-11-28 17:27:10,900 INFO L226 Difference]: Without dead ends: 487 [2019-11-28 17:27:10,901 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2019-11-28 17:27:10,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2019-11-28 17:27:10,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 204. [2019-11-28 17:27:10,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2019-11-28 17:27:10,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 276 transitions. [2019-11-28 17:27:10,935 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 276 transitions. Word has length 31 [2019-11-28 17:27:10,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:10,935 INFO L462 AbstractCegarLoop]: Abstraction has 204 states and 276 transitions. [2019-11-28 17:27:10,935 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 17:27:10,936 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 276 transitions. [2019-11-28 17:27:10,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-28 17:27:10,946 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:10,949 INFO L410 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] [2019-11-28 17:27:10,950 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:10,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:10,951 INFO L82 PathProgramCache]: Analyzing trace with hash -568007825, now seen corresponding path program 1 times [2019-11-28 17:27:10,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:10,952 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342514562] [2019-11-28 17:27:10,953 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:11,039 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 17:27:11,039 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342514562] [2019-11-28 17:27:11,040 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:11,040 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 17:27:11,047 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651511038] [2019-11-28 17:27:11,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:27:11,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:11,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:27:11,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:27:11,050 INFO L87 Difference]: Start difference. First operand 204 states and 276 transitions. Second operand 6 states. [2019-11-28 17:27:11,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:11,192 INFO L93 Difference]: Finished difference Result 476 states and 640 transitions. [2019-11-28 17:27:11,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:27:11,193 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 49 [2019-11-28 17:27:11,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:11,199 INFO L225 Difference]: With dead ends: 476 [2019-11-28 17:27:11,200 INFO L226 Difference]: Without dead ends: 278 [2019-11-28 17:27:11,201 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-28 17:27:11,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2019-11-28 17:27:11,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 182. [2019-11-28 17:27:11,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2019-11-28 17:27:11,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 240 transitions. [2019-11-28 17:27:11,240 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 240 transitions. Word has length 49 [2019-11-28 17:27:11,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:11,240 INFO L462 AbstractCegarLoop]: Abstraction has 182 states and 240 transitions. [2019-11-28 17:27:11,242 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:27:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 240 transitions. [2019-11-28 17:27:11,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-28 17:27:11,244 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:11,245 INFO L410 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] [2019-11-28 17:27:11,245 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:11,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:11,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1384539631, now seen corresponding path program 1 times [2019-11-28 17:27:11,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:11,247 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958821337] [2019-11-28 17:27:11,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:11,389 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-28 17:27:11,390 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958821337] [2019-11-28 17:27:11,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:11,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:27:11,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408722461] [2019-11-28 17:27:11,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:27:11,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:11,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:27:11,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:27:11,393 INFO L87 Difference]: Start difference. First operand 182 states and 240 transitions. Second operand 6 states. [2019-11-28 17:27:11,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:11,541 INFO L93 Difference]: Finished difference Result 872 states and 1186 transitions. [2019-11-28 17:27:11,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 17:27:11,542 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2019-11-28 17:27:11,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:11,547 INFO L225 Difference]: With dead ends: 872 [2019-11-28 17:27:11,548 INFO L226 Difference]: Without dead ends: 696 [2019-11-28 17:27:11,549 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2019-11-28 17:27:11,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2019-11-28 17:27:11,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 356. [2019-11-28 17:27:11,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2019-11-28 17:27:11,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 466 transitions. [2019-11-28 17:27:11,599 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 466 transitions. Word has length 50 [2019-11-28 17:27:11,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:11,599 INFO L462 AbstractCegarLoop]: Abstraction has 356 states and 466 transitions. [2019-11-28 17:27:11,600 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:27:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 466 transitions. [2019-11-28 17:27:11,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-28 17:27:11,602 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:11,602 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-28 17:27:11,603 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:11,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:11,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1234394969, now seen corresponding path program 1 times [2019-11-28 17:27:11,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:11,604 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723157244] [2019-11-28 17:27:11,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-28 17:27:11,688 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723157244] [2019-11-28 17:27:11,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:11,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:27:11,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457359474] [2019-11-28 17:27:11,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:27:11,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:11,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:27:11,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:27:11,692 INFO L87 Difference]: Start difference. First operand 356 states and 466 transitions. Second operand 5 states. [2019-11-28 17:27:11,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:11,903 INFO L93 Difference]: Finished difference Result 962 states and 1267 transitions. [2019-11-28 17:27:11,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 17:27:11,903 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2019-11-28 17:27:11,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:11,911 INFO L225 Difference]: With dead ends: 962 [2019-11-28 17:27:11,912 INFO L226 Difference]: Without dead ends: 960 [2019-11-28 17:27:11,913 INFO L630 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 [2019-11-28 17:27:11,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2019-11-28 17:27:11,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 356. [2019-11-28 17:27:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2019-11-28 17:27:11,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 464 transitions. [2019-11-28 17:27:11,954 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 464 transitions. Word has length 51 [2019-11-28 17:27:11,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:11,955 INFO L462 AbstractCegarLoop]: Abstraction has 356 states and 464 transitions. [2019-11-28 17:27:11,955 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:27:11,955 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 464 transitions. [2019-11-28 17:27:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-28 17:27:11,957 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:11,958 INFO L410 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] [2019-11-28 17:27:11,958 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:11,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:11,959 INFO L82 PathProgramCache]: Analyzing trace with hash 1017395360, now seen corresponding path program 1 times [2019-11-28 17:27:11,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:11,959 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786373903] [2019-11-28 17:27:11,960 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:12,052 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:27:12,053 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786373903] [2019-11-28 17:27:12,054 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372288749] [2019-11-28 17:27:12,054 INFO L94 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 [2019-11-28 17:27:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:12,243 INFO L264 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-28 17:27:12,254 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:27:12,287 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:27:12,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 17:27:12,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2019-11-28 17:27:12,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690018400] [2019-11-28 17:27:12,289 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:27:12,289 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:12,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:27:12,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:27:12,290 INFO L87 Difference]: Start difference. First operand 356 states and 464 transitions. Second operand 6 states. [2019-11-28 17:27:12,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:12,532 INFO L93 Difference]: Finished difference Result 1060 states and 1395 transitions. [2019-11-28 17:27:12,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 17:27:12,533 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-11-28 17:27:12,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:12,540 INFO L225 Difference]: With dead ends: 1060 [2019-11-28 17:27:12,540 INFO L226 Difference]: Without dead ends: 760 [2019-11-28 17:27:12,541 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-28 17:27:12,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2019-11-28 17:27:12,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 450. [2019-11-28 17:27:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2019-11-28 17:27:12,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 580 transitions. [2019-11-28 17:27:12,592 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 580 transitions. Word has length 57 [2019-11-28 17:27:12,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:12,593 INFO L462 AbstractCegarLoop]: Abstraction has 450 states and 580 transitions. [2019-11-28 17:27:12,594 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:27:12,594 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 580 transitions. [2019-11-28 17:27:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-28 17:27:12,595 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:12,596 INFO L410 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] [2019-11-28 17:27:12,802 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:27:12,802 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:12,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:12,803 INFO L82 PathProgramCache]: Analyzing trace with hash 1837292485, now seen corresponding path program 2 times [2019-11-28 17:27:12,803 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:12,803 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212684936] [2019-11-28 17:27:12,803 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-28 17:27:12,975 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212684936] [2019-11-28 17:27:12,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:12,976 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:27:12,976 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412690829] [2019-11-28 17:27:12,976 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:27:12,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:12,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:27:12,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:27:12,977 INFO L87 Difference]: Start difference. First operand 450 states and 580 transitions. Second operand 5 states. [2019-11-28 17:27:13,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:13,198 INFO L93 Difference]: Finished difference Result 1364 states and 1776 transitions. [2019-11-28 17:27:13,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:27:13,199 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2019-11-28 17:27:13,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:13,205 INFO L225 Difference]: With dead ends: 1364 [2019-11-28 17:27:13,205 INFO L226 Difference]: Without dead ends: 968 [2019-11-28 17:27:13,207 INFO L630 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 [2019-11-28 17:27:13,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2019-11-28 17:27:13,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 626. [2019-11-28 17:27:13,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-11-28 17:27:13,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 799 transitions. [2019-11-28 17:27:13,291 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 799 transitions. Word has length 82 [2019-11-28 17:27:13,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:13,292 INFO L462 AbstractCegarLoop]: Abstraction has 626 states and 799 transitions. [2019-11-28 17:27:13,292 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:27:13,292 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 799 transitions. [2019-11-28 17:27:13,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-28 17:27:13,295 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:27:13,295 INFO L410 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] [2019-11-28 17:27:13,295 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:27:13,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:27:13,296 INFO L82 PathProgramCache]: Analyzing trace with hash 1442925699, now seen corresponding path program 1 times [2019-11-28 17:27:13,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:27:13,297 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001206374] [2019-11-28 17:27:13,297 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:27:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:27:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-28 17:27:13,428 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001206374] [2019-11-28 17:27:13,429 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:27:13,429 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 17:27:13,429 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620382524] [2019-11-28 17:27:13,430 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 17:27:13,430 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:27:13,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 17:27:13,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:27:13,431 INFO L87 Difference]: Start difference. First operand 626 states and 799 transitions. Second operand 7 states. [2019-11-28 17:27:13,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:27:13,627 INFO L93 Difference]: Finished difference Result 1186 states and 1508 transitions. [2019-11-28 17:27:13,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:27:13,628 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2019-11-28 17:27:13,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:27:13,630 INFO L225 Difference]: With dead ends: 1186 [2019-11-28 17:27:13,630 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:27:13,632 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-28 17:27:13,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:27:13,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:27:13,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:27:13,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:27:13,633 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2019-11-28 17:27:13,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:27:13,633 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:27:13,633 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 17:27:13,634 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:27:13,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:27:13,636 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:27:14,097 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 133 [2019-11-28 17:27:14,329 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 126 [2019-11-28 17:27:14,492 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 98 [2019-11-28 17:27:14,910 WARN L192 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 179 [2019-11-28 17:27:15,052 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 122 [2019-11-28 17:27:15,343 WARN L192 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 159 [2019-11-28 17:27:15,653 WARN L192 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 176 [2019-11-28 17:27:15,896 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 162 [2019-11-28 17:27:16,322 WARN L192 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 25 [2019-11-28 17:27:16,906 WARN L192 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 31 [2019-11-28 17:27:17,453 WARN L192 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 27 [2019-11-28 17:27:17,837 WARN L192 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 31 [2019-11-28 17:27:18,964 WARN L192 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 173 DAG size of output: 21 [2019-11-28 17:27:19,485 WARN L192 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 22 [2019-11-28 17:27:20,354 WARN L192 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 21 [2019-11-28 17:27:21,705 WARN L192 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 170 DAG size of output: 30 [2019-11-28 17:27:22,552 WARN L192 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 14 [2019-11-28 17:27:22,701 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 14 [2019-11-28 17:27:22,894 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 14 [2019-11-28 17:27:23,343 WARN L192 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 26 [2019-11-28 17:27:23,371 INFO L246 CegarLoopResult]: For program point L762(lines 762 766) no Hoare annotation was computed. [2019-11-28 17:27:23,372 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 750) no Hoare annotation was computed. [2019-11-28 17:27:23,372 INFO L246 CegarLoopResult]: For program point L762-3(lines 762 766) no Hoare annotation was computed. [2019-11-28 17:27:23,372 INFO L246 CegarLoopResult]: For program point L762-6(lines 762 766) no Hoare annotation was computed. [2019-11-28 17:27:23,372 INFO L246 CegarLoopResult]: For program point L697(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,372 INFO L246 CegarLoopResult]: For program point L697-2(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,373 INFO L246 CegarLoopResult]: For program point L697-3(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,373 INFO L246 CegarLoopResult]: For program point L697-5(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,373 INFO L242 CegarLoopResult]: At program point L499(lines 499 505) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) .cse3))) [2019-11-28 17:27:23,374 INFO L246 CegarLoopResult]: For program point L697-6(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,374 INFO L242 CegarLoopResult]: At program point L466(lines 419 467) the Hoare annotation is: false [2019-11-28 17:27:23,374 INFO L242 CegarLoopResult]: At program point L499-1(lines 499 505) the Hoare annotation is: false [2019-11-28 17:27:23,374 INFO L246 CegarLoopResult]: For program point L697-8(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,375 INFO L242 CegarLoopResult]: At program point L499-2(lines 499 505) the Hoare annotation is: false [2019-11-28 17:27:23,375 INFO L246 CegarLoopResult]: For program point L697-9(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,375 INFO L246 CegarLoopResult]: For program point L697-11(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,375 INFO L246 CegarLoopResult]: For program point L697-12(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,375 INFO L246 CegarLoopResult]: For program point L697-14(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,375 INFO L246 CegarLoopResult]: For program point L697-15(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,375 INFO L246 CegarLoopResult]: For program point L697-17(lines 697 701) no Hoare annotation was computed. [2019-11-28 17:27:23,375 INFO L242 CegarLoopResult]: At program point L896-2(lines 896 910) the Hoare annotation is: false [2019-11-28 17:27:23,376 INFO L246 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2019-11-28 17:27:23,376 INFO L242 CegarLoopResult]: At program point L831(lines 826 834) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) .cse4) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4))) [2019-11-28 17:27:23,376 INFO L242 CegarLoopResult]: At program point L831-1(lines 826 834) the Hoare annotation is: false [2019-11-28 17:27:23,376 INFO L242 CegarLoopResult]: At program point L831-2(lines 826 834) the Hoare annotation is: false [2019-11-28 17:27:23,376 INFO L242 CegarLoopResult]: At program point L799(lines 794 802) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:27:23,376 INFO L242 CegarLoopResult]: At program point L799-1(lines 794 802) the Hoare annotation is: false [2019-11-28 17:27:23,377 INFO L242 CegarLoopResult]: At program point L733(lines 1 979) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 17:27:23,377 INFO L242 CegarLoopResult]: At program point L799-2(lines 794 802) the Hoare annotation is: false [2019-11-28 17:27:23,377 INFO L246 CegarLoopResult]: For program point L900(lines 900 904) no Hoare annotation was computed. [2019-11-28 17:27:23,377 INFO L246 CegarLoopResult]: For program point L867(lines 867 880) no Hoare annotation was computed. [2019-11-28 17:27:23,377 INFO L246 CegarLoopResult]: For program point L900-1(lines 492 498) no Hoare annotation was computed. [2019-11-28 17:27:23,378 INFO L242 CegarLoopResult]: At program point L867-1(lines 1 979) the Hoare annotation is: (let ((.cse5 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse0 (= 1 ~waterLevel~0)) (.cse7 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= 0 ~methaneLevelCritical~0) .cse0 (= ULTIMATE.start_main_~tmp~10 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 (<= 2 ~waterLevel~0) .cse7 .cse1 .cse2 .cse4) (and .cse5 .cse6 .cse0 .cse7 .cse1 .cse2 .cse3 .cse4))) [2019-11-28 17:27:23,378 INFO L246 CegarLoopResult]: For program point L867-2(lines 867 880) no Hoare annotation was computed. [2019-11-28 17:27:23,378 INFO L242 CegarLoopResult]: At program point L867-3(lines 1 979) the Hoare annotation is: false [2019-11-28 17:27:23,378 INFO L246 CegarLoopResult]: For program point L867-4(lines 867 880) no Hoare annotation was computed. [2019-11-28 17:27:23,378 INFO L242 CegarLoopResult]: At program point L867-5(lines 1 979) the Hoare annotation is: false [2019-11-28 17:27:23,379 INFO L246 CegarLoopResult]: For program point L967(lines 967 974) no Hoare annotation was computed. [2019-11-28 17:27:23,379 INFO L249 CegarLoopResult]: At program point L967-1(lines 967 974) the Hoare annotation is: true [2019-11-28 17:27:23,379 INFO L242 CegarLoopResult]: At program point L703(lines 688 706) the Hoare annotation is: (and (not (= 0 |ULTIMATE.start_isLowWaterLevel_#res|)) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~8) (= ULTIMATE.start_main_~tmp~10 1) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (not (= 0 ULTIMATE.start_isLowWaterLevel_~tmp___0~2)) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (= 0 ULTIMATE.start_processEnvironment_~tmp~6) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:27:23,379 INFO L242 CegarLoopResult]: At program point L703-1(lines 688 706) the Hoare annotation is: false [2019-11-28 17:27:23,380 INFO L242 CegarLoopResult]: At program point L703-2(lines 688 706) the Hoare annotation is: false [2019-11-28 17:27:23,380 INFO L242 CegarLoopResult]: At program point L703-3(lines 688 706) the Hoare annotation is: false [2019-11-28 17:27:23,380 INFO L242 CegarLoopResult]: At program point L703-4(lines 688 706) the Hoare annotation is: false [2019-11-28 17:27:23,380 INFO L242 CegarLoopResult]: At program point L703-5(lines 688 706) the Hoare annotation is: false [2019-11-28 17:27:23,381 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 750) no Hoare annotation was computed. [2019-11-28 17:27:23,381 INFO L246 CegarLoopResult]: For program point L440(lines 440 446) no Hoare annotation was computed. [2019-11-28 17:27:23,381 INFO L242 CegarLoopResult]: At program point L440-1(lines 440 446) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= ULTIMATE.start_main_~tmp~10 1) (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~waterLevel~0) .cse0 .cse1 (= ~pumpRunning~0 0) .cse2))) [2019-11-28 17:27:23,381 INFO L246 CegarLoopResult]: For program point L871(lines 871 877) no Hoare annotation was computed. [2019-11-28 17:27:23,381 INFO L246 CegarLoopResult]: For program point L871-2(lines 871 877) no Hoare annotation was computed. [2019-11-28 17:27:23,382 INFO L246 CegarLoopResult]: For program point L871-4(lines 871 877) no Hoare annotation was computed. [2019-11-28 17:27:23,382 INFO L246 CegarLoopResult]: For program point L839(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,382 INFO L246 CegarLoopResult]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,382 INFO L246 CegarLoopResult]: For program point L839-2(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,382 INFO L246 CegarLoopResult]: For program point L839-3(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,383 INFO L246 CegarLoopResult]: For program point L839-4(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,383 INFO L246 CegarLoopResult]: For program point L839-5(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,383 INFO L246 CegarLoopResult]: For program point L839-6(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,383 INFO L246 CegarLoopResult]: For program point L839-7(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,383 INFO L246 CegarLoopResult]: For program point L839-8(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,383 INFO L246 CegarLoopResult]: For program point L839-9(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,384 INFO L246 CegarLoopResult]: For program point L839-10(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,384 INFO L246 CegarLoopResult]: For program point L839-11(lines 839 845) no Hoare annotation was computed. [2019-11-28 17:27:23,384 INFO L246 CegarLoopResult]: For program point L774(lines 774 778) no Hoare annotation was computed. [2019-11-28 17:27:23,384 INFO L242 CegarLoopResult]: At program point L741(lines 736 744) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 17:27:23,385 INFO L246 CegarLoopResult]: For program point L576(lines 576 593) no Hoare annotation was computed. [2019-11-28 17:27:23,385 INFO L246 CegarLoopResult]: For program point L576-1(lines 576 593) no Hoare annotation was computed. [2019-11-28 17:27:23,385 INFO L246 CegarLoopResult]: For program point L576-2(lines 576 593) no Hoare annotation was computed. [2019-11-28 17:27:23,385 INFO L246 CegarLoopResult]: For program point L678(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,385 INFO L246 CegarLoopResult]: For program point L678-2(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,385 INFO L246 CegarLoopResult]: For program point L678-3(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,386 INFO L246 CegarLoopResult]: For program point L678-5(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,386 INFO L246 CegarLoopResult]: For program point L678-6(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,386 INFO L246 CegarLoopResult]: For program point L678-8(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,386 INFO L246 CegarLoopResult]: For program point L678-9(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,386 INFO L246 CegarLoopResult]: For program point L678-11(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,387 INFO L246 CegarLoopResult]: For program point L678-12(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,387 INFO L246 CegarLoopResult]: For program point L678-14(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,387 INFO L246 CegarLoopResult]: For program point L678-15(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,387 INFO L246 CegarLoopResult]: For program point L678-17(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,387 INFO L246 CegarLoopResult]: For program point L678-18(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,387 INFO L246 CegarLoopResult]: For program point L678-20(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,388 INFO L246 CegarLoopResult]: For program point L678-21(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,388 INFO L249 CegarLoopResult]: At program point L976(lines 957 979) the Hoare annotation is: true [2019-11-28 17:27:23,388 INFO L246 CegarLoopResult]: For program point L678-23(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,388 INFO L246 CegarLoopResult]: For program point L678-24(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,388 INFO L242 CegarLoopResult]: At program point L844(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,389 INFO L246 CegarLoopResult]: For program point L678-26(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,389 INFO L242 CegarLoopResult]: At program point L844-1(lines 835 848) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_processEnvironment_~tmp~6)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse1 .cse2 .cse3 (<= 1 ~waterLevel~0) .cse4 .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse3 .cse2 .cse4 .cse5))) [2019-11-28 17:27:23,389 INFO L246 CegarLoopResult]: For program point L678-27(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,389 INFO L242 CegarLoopResult]: At program point L844-2(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,389 INFO L242 CegarLoopResult]: At program point L844-3(lines 835 848) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4))) [2019-11-28 17:27:23,390 INFO L246 CegarLoopResult]: For program point L678-29(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,390 INFO L242 CegarLoopResult]: At program point L844-4(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,390 INFO L246 CegarLoopResult]: For program point L678-30(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,390 INFO L242 CegarLoopResult]: At program point L844-5(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,390 INFO L242 CegarLoopResult]: At program point L844-6(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,390 INFO L246 CegarLoopResult]: For program point L678-32(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,391 INFO L242 CegarLoopResult]: At program point L844-7(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,391 INFO L246 CegarLoopResult]: For program point L678-33(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,391 INFO L246 CegarLoopResult]: For program point L580(lines 580 588) no Hoare annotation was computed. [2019-11-28 17:27:23,391 INFO L242 CegarLoopResult]: At program point L844-8(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,391 INFO L246 CegarLoopResult]: For program point L580-1(lines 580 588) no Hoare annotation was computed. [2019-11-28 17:27:23,392 INFO L242 CegarLoopResult]: At program point L844-9(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,392 INFO L246 CegarLoopResult]: For program point L678-35(lines 678 682) no Hoare annotation was computed. [2019-11-28 17:27:23,392 INFO L246 CegarLoopResult]: For program point L580-2(lines 580 588) no Hoare annotation was computed. [2019-11-28 17:27:23,392 INFO L242 CegarLoopResult]: At program point L844-10(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,392 INFO L242 CegarLoopResult]: At program point L844-11(lines 835 848) the Hoare annotation is: false [2019-11-28 17:27:23,392 INFO L242 CegarLoopResult]: At program point L944(lines 940 946) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 17:27:23,393 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:27:23,393 INFO L246 CegarLoopResult]: For program point L450(lines 450 461) no Hoare annotation was computed. [2019-11-28 17:27:23,393 INFO L246 CegarLoopResult]: For program point L550(lines 550 567) no Hoare annotation was computed. [2019-11-28 17:27:23,393 INFO L246 CegarLoopResult]: For program point L550-1(lines 550 567) no Hoare annotation was computed. [2019-11-28 17:27:23,393 INFO L246 CegarLoopResult]: For program point L550-2(lines 550 567) no Hoare annotation was computed. [2019-11-28 17:27:23,394 INFO L246 CegarLoopResult]: For program point L550-3(lines 550 567) no Hoare annotation was computed. [2019-11-28 17:27:23,394 INFO L246 CegarLoopResult]: For program point L550-4(lines 550 567) no Hoare annotation was computed. [2019-11-28 17:27:23,394 INFO L246 CegarLoopResult]: For program point L550-5(lines 550 567) no Hoare annotation was computed. [2019-11-28 17:27:23,394 INFO L246 CegarLoopResult]: For program point L750(line 750) no Hoare annotation was computed. [2019-11-28 17:27:23,394 INFO L246 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2019-11-28 17:27:23,394 INFO L242 CegarLoopResult]: At program point L684(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,395 INFO L246 CegarLoopResult]: For program point L750-2(line 750) no Hoare annotation was computed. [2019-11-28 17:27:23,395 INFO L242 CegarLoopResult]: At program point L684-1(lines 669 687) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_processEnvironment_~tmp~6)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7)) (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse1 .cse2 .cse3 (<= 1 ~waterLevel~0) .cse4 .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse3 .cse2 .cse4 .cse5))) [2019-11-28 17:27:23,395 INFO L242 CegarLoopResult]: At program point L684-2(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,395 INFO L242 CegarLoopResult]: At program point L684-3(lines 669 687) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7)) (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse1 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4))) [2019-11-28 17:27:23,396 INFO L242 CegarLoopResult]: At program point L684-4(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,396 INFO L242 CegarLoopResult]: At program point L684-5(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,396 INFO L242 CegarLoopResult]: At program point L684-6(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,396 INFO L242 CegarLoopResult]: At program point L684-7(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,396 INFO L242 CegarLoopResult]: At program point L684-8(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,397 INFO L242 CegarLoopResult]: At program point L684-9(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,397 INFO L242 CegarLoopResult]: At program point L684-10(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,397 INFO L242 CegarLoopResult]: At program point L684-11(lines 669 687) the Hoare annotation is: false [2019-11-28 17:27:23,397 INFO L246 CegarLoopResult]: For program point L421(lines 420 465) no Hoare annotation was computed. [2019-11-28 17:27:23,397 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:27:23,398 INFO L242 CegarLoopResult]: At program point L620(lines 613 623) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:27:23,398 INFO L242 CegarLoopResult]: At program point L620-1(lines 613 623) the Hoare annotation is: false [2019-11-28 17:27:23,398 INFO L246 CegarLoopResult]: For program point L554(lines 554 562) no Hoare annotation was computed. [2019-11-28 17:27:23,398 INFO L242 CegarLoopResult]: At program point L620-2(lines 613 623) the Hoare annotation is: false [2019-11-28 17:27:23,398 INFO L246 CegarLoopResult]: For program point L554-1(lines 554 562) no Hoare annotation was computed. [2019-11-28 17:27:23,398 INFO L246 CegarLoopResult]: For program point L554-2(lines 554 562) no Hoare annotation was computed. [2019-11-28 17:27:23,399 INFO L246 CegarLoopResult]: For program point L554-3(lines 554 562) no Hoare annotation was computed. [2019-11-28 17:27:23,399 INFO L246 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-28 17:27:23,399 INFO L246 CegarLoopResult]: For program point L554-4(lines 554 562) no Hoare annotation was computed. [2019-11-28 17:27:23,399 INFO L246 CegarLoopResult]: For program point L554-5(lines 554 562) no Hoare annotation was computed. [2019-11-28 17:27:23,399 INFO L246 CegarLoopResult]: For program point L786(lines 786 790) no Hoare annotation was computed. [2019-11-28 17:27:23,400 INFO L246 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2019-11-28 17:27:23,400 INFO L246 CegarLoopResult]: For program point L456-2(lines 492 498) no Hoare annotation was computed. [2019-11-28 17:27:23,400 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:27:23,400 INFO L242 CegarLoopResult]: At program point L854(lines 849 857) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (= 0 ULTIMATE.start_processEnvironment_~tmp~6) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:27:23,400 INFO L242 CegarLoopResult]: At program point L854-1(lines 849 857) the Hoare annotation is: false [2019-11-28 17:27:23,401 INFO L242 CegarLoopResult]: At program point L854-2(lines 849 857) the Hoare annotation is: false [2019-11-28 17:27:23,401 INFO L242 CegarLoopResult]: At program point L854-3(lines 849 857) the Hoare annotation is: false [2019-11-28 17:27:23,401 INFO L242 CegarLoopResult]: At program point L854-4(lines 849 857) the Hoare annotation is: false [2019-11-28 17:27:23,401 INFO L242 CegarLoopResult]: At program point L854-5(lines 849 857) the Hoare annotation is: false [2019-11-28 17:27:23,401 INFO L246 CegarLoopResult]: For program point L524(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,402 INFO L246 CegarLoopResult]: For program point L524-1(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,402 INFO L246 CegarLoopResult]: For program point L524-2(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,402 INFO L246 CegarLoopResult]: For program point L524-3(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,402 INFO L246 CegarLoopResult]: For program point L524-4(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,402 INFO L246 CegarLoopResult]: For program point L524-5(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,402 INFO L246 CegarLoopResult]: For program point L524-6(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,403 INFO L246 CegarLoopResult]: For program point L524-7(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,403 INFO L246 CegarLoopResult]: For program point L524-8(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,403 INFO L246 CegarLoopResult]: For program point L524-9(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,403 INFO L246 CegarLoopResult]: For program point L524-10(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,403 INFO L246 CegarLoopResult]: For program point L524-11(lines 524 541) no Hoare annotation was computed. [2019-11-28 17:27:23,404 INFO L242 CegarLoopResult]: At program point L492(lines 491 510) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (<= 1 ~waterLevel~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:27:23,404 INFO L246 CegarLoopResult]: For program point L492-1(lines 492 498) no Hoare annotation was computed. [2019-11-28 17:27:23,404 INFO L242 CegarLoopResult]: At program point L492-2(lines 491 510) the Hoare annotation is: false [2019-11-28 17:27:23,404 INFO L242 CegarLoopResult]: At program point L492-3(lines 491 510) the Hoare annotation is: false [2019-11-28 17:27:23,404 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:27:23,404 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 750) no Hoare annotation was computed. [2019-11-28 17:27:23,405 INFO L246 CegarLoopResult]: For program point L528(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,405 INFO L246 CegarLoopResult]: For program point L528-1(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,405 INFO L246 CegarLoopResult]: For program point L528-2(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,405 INFO L246 CegarLoopResult]: For program point L528-3(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,405 INFO L246 CegarLoopResult]: For program point L528-4(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,406 INFO L246 CegarLoopResult]: For program point L528-5(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,406 INFO L246 CegarLoopResult]: For program point L528-6(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,406 INFO L246 CegarLoopResult]: For program point L528-7(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,406 INFO L246 CegarLoopResult]: For program point L528-8(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,406 INFO L246 CegarLoopResult]: For program point L528-9(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,406 INFO L246 CegarLoopResult]: For program point L528-10(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,407 INFO L246 CegarLoopResult]: For program point L528-11(lines 528 536) no Hoare annotation was computed. [2019-11-28 17:27:23,407 INFO L246 CegarLoopResult]: For program point L430(lines 430 436) no Hoare annotation was computed. [2019-11-28 17:27:23,407 INFO L242 CegarLoopResult]: At program point L430-1(lines 430 436) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_main_~tmp~10 1)) (.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~10 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 2 ~waterLevel~0) .cse0 .cse1 .cse3) (and (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9) .cse4 (<= 1 |ULTIMATE.start_getWaterLevel_#res|) .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 .cse3))) [2019-11-28 17:27:23,407 INFO L242 CegarLoopResult]: At program point L629(lines 624 632) the Hoare annotation is: false [2019-11-28 17:27:23,407 INFO L242 CegarLoopResult]: At program point L629-1(lines 624 632) the Hoare annotation is: false [2019-11-28 17:27:23,408 INFO L242 CegarLoopResult]: At program point L629-2(lines 624 632) the Hoare annotation is: false [2019-11-28 17:27:23,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:27:23 BoogieIcfgContainer [2019-11-28 17:27:23,439 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:27:23,440 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:27:23,440 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:27:23,440 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:27:23,441 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:27:08" (3/4) ... [2019-11-28 17:27:23,444 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:27:23,471 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:27:23,473 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:27:23,475 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:27:23,477 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:27:23,478 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:27:23,480 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:27:23,482 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:27:23,515 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-11-28 17:27:23,516 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0 [2019-11-28 17:27:23,516 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 <= tmp && tmp == 1) && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter)) || (((((((1 <= tmp && tmp == 1) && 1 == waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:27:23,517 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter)) || (((((((1 <= tmp && tmp == 1) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:27:23,517 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((((1 == waterLevel && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:27:23,518 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter [2019-11-28 17:27:23,518 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:27:23,520 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || (((((tmp == 1 && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) [2019-11-28 17:27:23,520 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter [2019-11-28 17:27:23,521 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter [2019-11-28 17:27:23,522 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(\result == 0)) && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || (((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:27:23,524 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(0 == tmp) && 0 == \result) && tmp == 1) && 0 == tmp___0) && \result == systemActive) && !(\result == 0)) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || (((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:27:23,525 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && 0 == \result) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == tmp) && 0 == splverifierCounter [2019-11-28 17:27:23,526 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(\result == 0)) && \result == systemActive) && 0 == tmp) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:27:23,526 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(0 == \result) && 0 == tmp) && tmp == 1) && 0 == \result) && !(0 == tmp___0)) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == tmp) && 0 == splverifierCounter [2019-11-28 17:27:23,527 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(0 == tmp) && 0 == \result) && tmp == 1) && 0 == tmp___0) && !(\result == 0)) && \result == systemActive) && 0 == tmp) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:27:23,701 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:27:23,701 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:27:23,702 INFO L168 Benchmark]: Toolchain (without parser) took 17082.29 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 420.0 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -142.4 MB). Peak memory consumption was 277.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:27:23,703 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:27:23,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -145.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:27:23,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:27:23,704 INFO L168 Benchmark]: Boogie Preprocessor took 103.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:27:23,705 INFO L168 Benchmark]: RCFGBuilder took 1285.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.1 MB). Peak memory consumption was 87.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:27:23,705 INFO L168 Benchmark]: TraceAbstraction took 14653.36 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 289.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -115.0 MB). Peak memory consumption was 492.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:27:23,706 INFO L168 Benchmark]: Witness Printer took 261.51 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-28 17:27:23,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 669.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -145.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 103.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1285.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.1 MB). Peak memory consumption was 87.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14653.36 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 289.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -115.0 MB). Peak memory consumption was 492.7 MB. Max. memory is 11.5 GB. * Witness Printer took 261.51 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 750]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 750]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 750]: 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: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(\result == 0)) && \result == systemActive) && 0 == tmp) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (((((((((!(0 == tmp) && 0 == \result) && tmp == 1) && 0 == tmp___0) && \result == systemActive) && !(\result == 0)) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || (((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 <= tmp && tmp == 1) && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter)) || (((((((1 <= tmp && tmp == 1) && 1 == waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: ((((((((((!(0 == tmp) && 0 == \result) && tmp == 1) && 0 == tmp___0) && !(\result == 0)) && \result == systemActive) && 0 == tmp) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 940]: Loop Invariant Derived loop invariant: ((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: ((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((((1 == waterLevel && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || (((((tmp == 1 && 2 <= waterLevel) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((((((((!(0 == \result) && 0 == tmp) && tmp == 1) && 0 == \result) && !(0 == tmp___0)) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == tmp) && 0 == splverifierCounter - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: ((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter) || (((((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && 1 == waterLevel) && tmp == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) || ((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && 0 == splverifierCounter)) || (((((((1 <= tmp && tmp == 1) && 1 <= \result) && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: (((((tmp == 1 && 0 == \result) && \result == systemActive) && 1 <= waterLevel) && tmp == systemActive) && 0 == tmp) && 0 == splverifierCounter - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && 0 == splverifierCounter - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(\result == 0)) && \result == systemActive) && tmp == systemActive) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || (((((tmp == 1 && 2 <= waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (((\result == waterLevel && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 189 locations, 3 error locations. Result: SAFE, OverallTime: 4.7s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.7s, HoareTripleCheckerStatistics: 1631 SDtfs, 3289 SDslu, 2820 SDs, 0 SdLazy, 478 SolverSat, 101 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 169 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=626occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2022 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 66 PreInvPairs, 256 NumberOfFragments, 652 HoareAnnotationTreeSize, 66 FomulaSimplifications, 1833015 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 66 FomulaSimplificationsInter, 307168 FormulaSimplificationTreeSizeReductionInter, 7.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 570 NumberOfCodeBlocks, 570 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 557 ConstructedInterpolants, 0 QuantifiedInterpolants, 51541 SizeOfPredicates, 4 NumberOfNonLiveVariables, 418 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 170/176 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...