./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.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_spec2_product62.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cdb76ce0a10208029e2bf0c2c9347003489ff508 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:42:48,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:42:48,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:42:48,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:42:48,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:42:48,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:42:48,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:42:48,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:42:48,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:42:48,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:42:48,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:42:48,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:42:48,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:42:48,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:42:48,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:42:48,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:42:48,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:42:48,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:42:48,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:42:48,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:42:48,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:42:48,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:42:48,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:42:48,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:42:48,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:42:48,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:42:48,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:42:48,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:42:48,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:42:48,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:42:48,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:42:48,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:42:48,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:42:48,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:42:48,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:42:48,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:42:48,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:42:48,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:42:48,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:42:48,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:42:48,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:42:48,110 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:42:48,132 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:42:48,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:42:48,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:42:48,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:42:48,134 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:42:48,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:42:48,135 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:42:48,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:42:48,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:42:48,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:42:48,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:42:48,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:42:48,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:42:48,136 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:42:48,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:42:48,137 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:42:48,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:42:48,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:42:48,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:42:48,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:42:48,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:42:48,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:42:48,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:42:48,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:42:48,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:42:48,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:42:48,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:42:48,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:42:48,140 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:42:48,141 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(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdb76ce0a10208029e2bf0c2c9347003489ff508 [2020-10-20 01:42:48,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:42:48,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:42:48,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:42:48,361 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:42:48,371 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:42:48,372 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2020-10-20 01:42:48,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700f103db/57ba668cef3641419819d93696e32cbf/FLAG954e676d5 [2020-10-20 01:42:49,020 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:42:49,021 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2020-10-20 01:42:49,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700f103db/57ba668cef3641419819d93696e32cbf/FLAG954e676d5 [2020-10-20 01:42:49,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700f103db/57ba668cef3641419819d93696e32cbf [2020-10-20 01:42:49,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:42:49,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:42:49,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:49,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:42:49,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:42:49,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b85457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49, skipping insertion in model container [2020-10-20 01:42:49,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:42:49,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:42:49,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:49,858 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:42:49,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:50,038 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:42:50,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50 WrapperNode [2020-10-20 01:42:50,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:50,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:50,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:42:50,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:42:50,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... [2020-10-20 01:42:50,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... [2020-10-20 01:42:50,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:50,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:42:50,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:42:50,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:42:50,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... [2020-10-20 01:42:50,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... [2020-10-20 01:42:50,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... [2020-10-20 01:42:50,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... [2020-10-20 01:42:50,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... [2020-10-20 01:42:50,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... [2020-10-20 01:42:50,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... [2020-10-20 01:42:50,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:42:50,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:42:50,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:42:50,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:42:50,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:42:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:42:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:42:50,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:42:50,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:42:51,552 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:42:51,553 INFO L298 CfgBuilder]: Removed 358 assume(true) statements. [2020-10-20 01:42:51,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:51 BoogieIcfgContainer [2020-10-20 01:42:51,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:42:51,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:42:51,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:42:51,560 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:42:51,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:42:49" (1/3) ... [2020-10-20 01:42:51,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1668732d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:51, skipping insertion in model container [2020-10-20 01:42:51,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:50" (2/3) ... [2020-10-20 01:42:51,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1668732d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:51, skipping insertion in model container [2020-10-20 01:42:51,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:51" (3/3) ... [2020-10-20 01:42:51,564 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product62.cil.c [2020-10-20 01:42:51,576 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:42:51,584 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:42:51,611 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:42:51,639 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:42:51,639 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:42:51,639 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:42:51,639 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:42:51,644 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:42:51,644 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:42:51,644 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:42:51,645 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:42:51,674 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states. [2020-10-20 01:42:51,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:42:51,684 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:51,686 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:51,686 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:51,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:51,693 INFO L82 PathProgramCache]: Analyzing trace with hash -646632668, now seen corresponding path program 1 times [2020-10-20 01:42:51,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:51,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24417084] [2020-10-20 01:42:51,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:51,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:51,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24417084] [2020-10-20 01:42:51,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:51,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:51,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108305920] [2020-10-20 01:42:52,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:42:52,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:52,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:42:52,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:52,019 INFO L87 Difference]: Start difference. First operand 232 states. Second operand 2 states. [2020-10-20 01:42:52,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:52,086 INFO L93 Difference]: Finished difference Result 454 states and 681 transitions. [2020-10-20 01:42:52,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:42:52,109 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:42:52,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:52,126 INFO L225 Difference]: With dead ends: 454 [2020-10-20 01:42:52,127 INFO L226 Difference]: Without dead ends: 225 [2020-10-20 01:42:52,131 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:52,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-10-20 01:42:52,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-10-20 01:42:52,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-20 01:42:52,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2020-10-20 01:42:52,187 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2020-10-20 01:42:52,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:52,187 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2020-10-20 01:42:52,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:42:52,188 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-10-20 01:42:52,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:42:52,189 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:52,189 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:52,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:42:52,190 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:52,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:52,190 INFO L82 PathProgramCache]: Analyzing trace with hash -865468637, now seen corresponding path program 1 times [2020-10-20 01:42:52,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:52,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845672101] [2020-10-20 01:42:52,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:52,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845672101] [2020-10-20 01:42:52,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:52,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:52,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619731907] [2020-10-20 01:42:52,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:52,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:52,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:52,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:52,330 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 3 states. [2020-10-20 01:42:52,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:52,348 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-10-20 01:42:52,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:52,349 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:42:52,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:52,350 INFO L225 Difference]: With dead ends: 225 [2020-10-20 01:42:52,350 INFO L226 Difference]: Without dead ends: 85 [2020-10-20 01:42:52,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:52,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-10-20 01:42:52,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-10-20 01:42:52,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-20 01:42:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-10-20 01:42:52,362 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-10-20 01:42:52,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:52,363 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-10-20 01:42:52,363 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:52,363 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-10-20 01:42:52,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:52,364 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:52,364 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:52,365 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:42:52,365 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:52,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:52,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1093564873, now seen corresponding path program 1 times [2020-10-20 01:42:52,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:52,366 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531066669] [2020-10-20 01:42:52,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:52,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:52,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531066669] [2020-10-20 01:42:52,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:52,500 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:52,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69783866] [2020-10-20 01:42:52,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:52,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:52,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:52,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:52,501 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 5 states. [2020-10-20 01:42:52,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:52,557 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2020-10-20 01:42:52,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:42:52,557 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-10-20 01:42:52,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:52,559 INFO L225 Difference]: With dead ends: 163 [2020-10-20 01:42:52,559 INFO L226 Difference]: Without dead ends: 85 [2020-10-20 01:42:52,560 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:42:52,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-10-20 01:42:52,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-10-20 01:42:52,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-20 01:42:52,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-10-20 01:42:52,577 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-10-20 01:42:52,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:52,578 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-10-20 01:42:52,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:52,580 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-10-20 01:42:52,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-20 01:42:52,581 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:52,581 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:52,582 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:42:52,582 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:52,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:52,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1439650817, now seen corresponding path program 1 times [2020-10-20 01:42:52,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:52,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513202979] [2020-10-20 01:42:52,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:52,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:52,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513202979] [2020-10-20 01:42:52,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:52,687 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:52,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192243728] [2020-10-20 01:42:52,688 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:52,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:52,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:52,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:52,689 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-10-20 01:42:52,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:52,734 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2020-10-20 01:42:52,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:52,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-10-20 01:42:52,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:52,736 INFO L225 Difference]: With dead ends: 170 [2020-10-20 01:42:52,736 INFO L226 Difference]: Without dead ends: 92 [2020-10-20 01:42:52,737 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:52,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-10-20 01:42:52,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2020-10-20 01:42:52,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-10-20 01:42:52,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2020-10-20 01:42:52,747 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2020-10-20 01:42:52,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:52,748 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2020-10-20 01:42:52,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2020-10-20 01:42:52,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:42:52,749 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:52,749 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:52,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:42:52,750 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:52,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:52,750 INFO L82 PathProgramCache]: Analyzing trace with hash 554181389, now seen corresponding path program 1 times [2020-10-20 01:42:52,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:52,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258228996] [2020-10-20 01:42:52,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:52,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258228996] [2020-10-20 01:42:52,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:52,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:52,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938191960] [2020-10-20 01:42:52,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:52,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:52,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:52,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:52,836 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 3 states. [2020-10-20 01:42:52,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:52,909 INFO L93 Difference]: Finished difference Result 225 states and 322 transitions. [2020-10-20 01:42:52,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:52,912 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-10-20 01:42:52,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:52,913 INFO L225 Difference]: With dead ends: 225 [2020-10-20 01:42:52,913 INFO L226 Difference]: Without dead ends: 142 [2020-10-20 01:42:52,914 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:52,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-20 01:42:52,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2020-10-20 01:42:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-20 01:42:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 197 transitions. [2020-10-20 01:42:52,934 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 197 transitions. Word has length 33 [2020-10-20 01:42:52,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:52,935 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 197 transitions. [2020-10-20 01:42:52,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:52,935 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 197 transitions. [2020-10-20 01:42:52,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:42:52,939 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:52,939 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:52,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:42:52,940 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:52,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:52,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1140987403, now seen corresponding path program 1 times [2020-10-20 01:42:52,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:52,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314422487] [2020-10-20 01:42:52,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:53,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:53,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314422487] [2020-10-20 01:42:53,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:53,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:53,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86960858] [2020-10-20 01:42:53,084 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:53,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:53,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:53,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:53,085 INFO L87 Difference]: Start difference. First operand 140 states and 197 transitions. Second operand 5 states. [2020-10-20 01:42:53,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:53,299 INFO L93 Difference]: Finished difference Result 679 states and 960 transitions. [2020-10-20 01:42:53,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:42:53,300 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-20 01:42:53,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:53,304 INFO L225 Difference]: With dead ends: 679 [2020-10-20 01:42:53,305 INFO L226 Difference]: Without dead ends: 546 [2020-10-20 01:42:53,306 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:42:53,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2020-10-20 01:42:53,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 259. [2020-10-20 01:42:53,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-20 01:42:53,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 358 transitions. [2020-10-20 01:42:53,357 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 358 transitions. Word has length 33 [2020-10-20 01:42:53,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:53,376 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 358 transitions. [2020-10-20 01:42:53,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:53,377 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 358 transitions. [2020-10-20 01:42:53,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:53,380 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:53,380 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:53,380 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:42:53,380 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:53,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:53,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1136134787, now seen corresponding path program 1 times [2020-10-20 01:42:53,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:53,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743691901] [2020-10-20 01:42:53,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:53,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:53,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743691901] [2020-10-20 01:42:53,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:53,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:53,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789405003] [2020-10-20 01:42:53,437 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:53,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:53,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:53,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:53,438 INFO L87 Difference]: Start difference. First operand 259 states and 358 transitions. Second operand 5 states. [2020-10-20 01:42:53,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:53,655 INFO L93 Difference]: Finished difference Result 997 states and 1377 transitions. [2020-10-20 01:42:53,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:42:53,656 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-20 01:42:53,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:53,662 INFO L225 Difference]: With dead ends: 997 [2020-10-20 01:42:53,662 INFO L226 Difference]: Without dead ends: 745 [2020-10-20 01:42:53,663 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:42:53,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2020-10-20 01:42:53,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 257. [2020-10-20 01:42:53,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-10-20 01:42:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 352 transitions. [2020-10-20 01:42:53,692 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 352 transitions. Word has length 34 [2020-10-20 01:42:53,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:53,693 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 352 transitions. [2020-10-20 01:42:53,693 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:53,694 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 352 transitions. [2020-10-20 01:42:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:42:53,695 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:53,696 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:53,696 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:42:53,696 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:53,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:53,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1429724992, now seen corresponding path program 1 times [2020-10-20 01:42:53,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:53,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514464399] [2020-10-20 01:42:53,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:53,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:53,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514464399] [2020-10-20 01:42:53,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:53,788 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:53,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274785273] [2020-10-20 01:42:53,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:53,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:53,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:53,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:53,789 INFO L87 Difference]: Start difference. First operand 257 states and 352 transitions. Second operand 5 states. [2020-10-20 01:42:53,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:53,908 INFO L93 Difference]: Finished difference Result 687 states and 929 transitions. [2020-10-20 01:42:53,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:53,909 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-10-20 01:42:53,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:53,912 INFO L225 Difference]: With dead ends: 687 [2020-10-20 01:42:53,912 INFO L226 Difference]: Without dead ends: 437 [2020-10-20 01:42:53,913 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:42:53,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2020-10-20 01:42:54,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 281. [2020-10-20 01:42:54,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2020-10-20 01:42:54,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 376 transitions. [2020-10-20 01:42:54,044 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 376 transitions. Word has length 37 [2020-10-20 01:42:54,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:54,046 INFO L481 AbstractCegarLoop]: Abstraction has 281 states and 376 transitions. [2020-10-20 01:42:54,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:54,047 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 376 transitions. [2020-10-20 01:42:54,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:42:54,048 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:54,048 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:54,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:42:54,049 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:54,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:54,049 INFO L82 PathProgramCache]: Analyzing trace with hash 418607742, now seen corresponding path program 1 times [2020-10-20 01:42:54,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:54,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722822893] [2020-10-20 01:42:54,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:54,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:54,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722822893] [2020-10-20 01:42:54,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:54,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:54,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334976738] [2020-10-20 01:42:54,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:42:54,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:54,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:42:54,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:42:54,121 INFO L87 Difference]: Start difference. First operand 281 states and 376 transitions. Second operand 4 states. [2020-10-20 01:42:54,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:54,201 INFO L93 Difference]: Finished difference Result 602 states and 798 transitions. [2020-10-20 01:42:54,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:42:54,202 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-10-20 01:42:54,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:54,206 INFO L225 Difference]: With dead ends: 602 [2020-10-20 01:42:54,206 INFO L226 Difference]: Without dead ends: 328 [2020-10-20 01:42:54,207 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:54,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-10-20 01:42:54,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 246. [2020-10-20 01:42:54,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-10-20 01:42:54,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 321 transitions. [2020-10-20 01:42:54,233 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 321 transitions. Word has length 37 [2020-10-20 01:42:54,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:54,234 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 321 transitions. [2020-10-20 01:42:54,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:42:54,235 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 321 transitions. [2020-10-20 01:42:54,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-20 01:42:54,235 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:54,236 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:54,236 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:42:54,236 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:54,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:54,237 INFO L82 PathProgramCache]: Analyzing trace with hash 933337340, now seen corresponding path program 1 times [2020-10-20 01:42:54,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:54,238 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104691880] [2020-10-20 01:42:54,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:54,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:54,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104691880] [2020-10-20 01:42:54,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:54,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-20 01:42:54,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232393400] [2020-10-20 01:42:54,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 01:42:54,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:54,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 01:42:54,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:54,339 INFO L87 Difference]: Start difference. First operand 246 states and 321 transitions. Second operand 8 states. [2020-10-20 01:42:54,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:54,926 INFO L93 Difference]: Finished difference Result 875 states and 1133 transitions. [2020-10-20 01:42:54,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-20 01:42:54,928 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2020-10-20 01:42:54,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:54,933 INFO L225 Difference]: With dead ends: 875 [2020-10-20 01:42:54,933 INFO L226 Difference]: Without dead ends: 636 [2020-10-20 01:42:54,934 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2020-10-20 01:42:54,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2020-10-20 01:42:54,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 246. [2020-10-20 01:42:54,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-10-20 01:42:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 315 transitions. [2020-10-20 01:42:54,962 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 315 transitions. Word has length 38 [2020-10-20 01:42:54,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:54,963 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 315 transitions. [2020-10-20 01:42:54,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 01:42:54,963 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 315 transitions. [2020-10-20 01:42:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-20 01:42:54,964 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:54,965 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:54,965 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 01:42:54,965 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:54,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:54,965 INFO L82 PathProgramCache]: Analyzing trace with hash 652544283, now seen corresponding path program 1 times [2020-10-20 01:42:54,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:54,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907445991] [2020-10-20 01:42:54,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:55,088 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-20 01:42:55,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907445991] [2020-10-20 01:42:55,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:55,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-20 01:42:55,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064045369] [2020-10-20 01:42:55,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 01:42:55,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:55,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 01:42:55,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:55,091 INFO L87 Difference]: Start difference. First operand 246 states and 315 transitions. Second operand 8 states. [2020-10-20 01:42:55,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:55,627 INFO L93 Difference]: Finished difference Result 597 states and 767 transitions. [2020-10-20 01:42:55,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-20 01:42:55,627 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-10-20 01:42:55,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:55,629 INFO L225 Difference]: With dead ends: 597 [2020-10-20 01:42:55,629 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:42:55,630 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-10-20 01:42:55,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:42:55,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:42:55,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:42:55,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:42:55,631 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-10-20 01:42:55,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:55,632 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:42:55,632 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 01:42:55,632 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:42:55,632 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:42:55,632 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 01:42:55,635 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:42:55,938 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 104 [2020-10-20 01:42:56,096 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 80 [2020-10-20 01:42:56,261 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 75 [2020-10-20 01:42:56,617 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 108 [2020-10-20 01:42:56,893 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 92 [2020-10-20 01:42:57,182 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 92 [2020-10-20 01:42:57,358 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 75 [2020-10-20 01:42:57,698 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 104 [2020-10-20 01:42:57,902 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 12 [2020-10-20 01:42:58,186 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 26 [2020-10-20 01:42:58,455 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2020-10-20 01:42:58,953 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 21 [2020-10-20 01:42:59,145 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 24 [2020-10-20 01:42:59,320 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 15 [2020-10-20 01:42:59,640 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 12 [2020-10-20 01:42:59,869 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 15 [2020-10-20 01:43:00,122 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 12 [2020-10-20 01:43:00,154 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:00,154 INFO L274 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2020-10-20 01:43:00,155 INFO L277 CegarLoopResult]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2020-10-20 01:43:00,155 INFO L270 CegarLoopResult]: At program point L766(lines 717 767) the Hoare annotation is: false [2020-10-20 01:43:00,155 INFO L270 CegarLoopResult]: At program point L702(lines 697 705) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,155 INFO L274 CegarLoopResult]: For program point L904(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,156 INFO L274 CegarLoopResult]: For program point L904-2(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,156 INFO L274 CegarLoopResult]: For program point L904-4(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,156 INFO L274 CegarLoopResult]: For program point L904-6(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,156 INFO L274 CegarLoopResult]: For program point L904-8(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,156 INFO L274 CegarLoopResult]: For program point L904-10(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,156 INFO L274 CegarLoopResult]: For program point L904-12(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,156 INFO L274 CegarLoopResult]: For program point L904-14(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,156 INFO L274 CegarLoopResult]: For program point L904-16(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,157 INFO L274 CegarLoopResult]: For program point L904-18(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,157 INFO L274 CegarLoopResult]: For program point L904-20(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,157 INFO L274 CegarLoopResult]: For program point L904-22(lines 904 910) no Hoare annotation was computed. [2020-10-20 01:43:00,157 INFO L274 CegarLoopResult]: For program point L575(lines 575 579) no Hoare annotation was computed. [2020-10-20 01:43:00,157 INFO L277 CegarLoopResult]: At program point L509(lines 490 512) the Hoare annotation is: true [2020-10-20 01:43:00,157 INFO L274 CegarLoopResult]: For program point L575-3(lines 575 579) no Hoare annotation was computed. [2020-10-20 01:43:00,157 INFO L274 CegarLoopResult]: For program point L575-6(lines 575 579) no Hoare annotation was computed. [2020-10-20 01:43:00,157 INFO L274 CegarLoopResult]: For program point L842(lines 842 859) no Hoare annotation was computed. [2020-10-20 01:43:00,157 INFO L274 CegarLoopResult]: For program point L842-1(lines 842 859) no Hoare annotation was computed. [2020-10-20 01:43:00,157 INFO L274 CegarLoopResult]: For program point L842-2(lines 842 859) no Hoare annotation was computed. [2020-10-20 01:43:00,158 INFO L274 CegarLoopResult]: For program point L842-3(lines 842 859) no Hoare annotation was computed. [2020-10-20 01:43:00,158 INFO L274 CegarLoopResult]: For program point L842-4(lines 842 859) no Hoare annotation was computed. [2020-10-20 01:43:00,158 INFO L274 CegarLoopResult]: For program point L842-5(lines 842 859) no Hoare annotation was computed. [2020-10-20 01:43:00,158 INFO L274 CegarLoopResult]: For program point L846(lines 846 854) no Hoare annotation was computed. [2020-10-20 01:43:00,158 INFO L274 CegarLoopResult]: For program point L846-1(lines 846 854) no Hoare annotation was computed. [2020-10-20 01:43:00,158 INFO L274 CegarLoopResult]: For program point L846-2(lines 846 854) no Hoare annotation was computed. [2020-10-20 01:43:00,158 INFO L274 CegarLoopResult]: For program point L846-3(lines 846 854) no Hoare annotation was computed. [2020-10-20 01:43:00,158 INFO L274 CegarLoopResult]: For program point L846-4(lines 846 854) no Hoare annotation was computed. [2020-10-20 01:43:00,158 INFO L274 CegarLoopResult]: For program point L846-5(lines 846 854) no Hoare annotation was computed. [2020-10-20 01:43:00,159 INFO L274 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-10-20 01:43:00,159 INFO L274 CegarLoopResult]: For program point L518-1(line 518) no Hoare annotation was computed. [2020-10-20 01:43:00,159 INFO L274 CegarLoopResult]: For program point L518-2(line 518) no Hoare annotation was computed. [2020-10-20 01:43:00,159 INFO L270 CegarLoopResult]: At program point L784(lines 783 802) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,159 INFO L274 CegarLoopResult]: For program point L784-1(lines 784 790) no Hoare annotation was computed. [2020-10-20 01:43:00,159 INFO L270 CegarLoopResult]: At program point L784-2(lines 783 802) the Hoare annotation is: false [2020-10-20 01:43:00,159 INFO L270 CegarLoopResult]: At program point L784-3(lines 783 802) the Hoare annotation is: false [2020-10-20 01:43:00,159 INFO L274 CegarLoopResult]: For program point L652(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,160 INFO L274 CegarLoopResult]: For program point L652-1(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,160 INFO L274 CegarLoopResult]: For program point L652-2(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,160 INFO L274 CegarLoopResult]: For program point L652-3(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,160 INFO L274 CegarLoopResult]: For program point L652-4(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,160 INFO L274 CegarLoopResult]: For program point L652-5(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,160 INFO L274 CegarLoopResult]: For program point L652-6(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,160 INFO L274 CegarLoopResult]: For program point L652-7(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,160 INFO L274 CegarLoopResult]: For program point L652-8(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,160 INFO L274 CegarLoopResult]: For program point L652-9(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,161 INFO L274 CegarLoopResult]: For program point L652-10(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,161 INFO L274 CegarLoopResult]: For program point L652-11(lines 652 658) no Hoare annotation was computed. [2020-10-20 01:43:00,161 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:43:00,161 INFO L274 CegarLoopResult]: For program point L719(lines 718 765) no Hoare annotation was computed. [2020-10-20 01:43:00,161 INFO L274 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2020-10-20 01:43:00,161 INFO L274 CegarLoopResult]: For program point L720(lines 720 724) no Hoare annotation was computed. [2020-10-20 01:43:00,161 INFO L274 CegarLoopResult]: For program point L987(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,161 INFO L274 CegarLoopResult]: For program point L987-2(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,161 INFO L274 CegarLoopResult]: For program point L987-3(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,162 INFO L274 CegarLoopResult]: For program point L987-5(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,162 INFO L274 CegarLoopResult]: For program point L987-6(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,162 INFO L274 CegarLoopResult]: For program point L987-8(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,162 INFO L274 CegarLoopResult]: For program point L987-9(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,162 INFO L270 CegarLoopResult]: At program point L657(lines 648 661) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,162 INFO L270 CegarLoopResult]: At program point L657-1(lines 648 661) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,162 INFO L274 CegarLoopResult]: For program point L987-11(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,162 INFO L270 CegarLoopResult]: At program point L657-2(lines 648 661) the Hoare annotation is: false [2020-10-20 01:43:00,162 INFO L274 CegarLoopResult]: For program point L987-12(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,163 INFO L270 CegarLoopResult]: At program point L657-3(lines 648 661) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,163 INFO L270 CegarLoopResult]: At program point L657-4(lines 648 661) the Hoare annotation is: false [2020-10-20 01:43:00,163 INFO L274 CegarLoopResult]: For program point L987-14(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,163 INFO L270 CegarLoopResult]: At program point L657-5(lines 648 661) the Hoare annotation is: false [2020-10-20 01:43:00,163 INFO L274 CegarLoopResult]: For program point L987-15(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,163 INFO L270 CegarLoopResult]: At program point L657-6(lines 648 661) the Hoare annotation is: false [2020-10-20 01:43:00,163 INFO L274 CegarLoopResult]: For program point L987-17(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,163 INFO L270 CegarLoopResult]: At program point L657-7(lines 648 661) the Hoare annotation is: false [2020-10-20 01:43:00,164 INFO L274 CegarLoopResult]: For program point L987-18(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,164 INFO L270 CegarLoopResult]: At program point L657-8(lines 648 661) the Hoare annotation is: false [2020-10-20 01:43:00,164 INFO L270 CegarLoopResult]: At program point L657-9(lines 648 661) the Hoare annotation is: false [2020-10-20 01:43:00,164 INFO L274 CegarLoopResult]: For program point L987-20(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,164 INFO L270 CegarLoopResult]: At program point L657-10(lines 648 661) the Hoare annotation is: false [2020-10-20 01:43:00,164 INFO L274 CegarLoopResult]: For program point L987-21(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,164 INFO L270 CegarLoopResult]: At program point L657-11(lines 648 661) the Hoare annotation is: false [2020-10-20 01:43:00,164 INFO L274 CegarLoopResult]: For program point L987-23(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,164 INFO L274 CegarLoopResult]: For program point L987-24(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,164 INFO L274 CegarLoopResult]: For program point L987-26(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,165 INFO L274 CegarLoopResult]: For program point L987-27(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,165 INFO L274 CegarLoopResult]: For program point L987-29(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,165 INFO L274 CegarLoopResult]: For program point L987-30(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,165 INFO L274 CegarLoopResult]: For program point L987-32(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,165 INFO L274 CegarLoopResult]: For program point L987-33(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,165 INFO L274 CegarLoopResult]: For program point L987-35(lines 987 991) no Hoare annotation was computed. [2020-10-20 01:43:00,165 INFO L270 CegarLoopResult]: At program point L791(lines 791 797) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3))) [2020-10-20 01:43:00,165 INFO L270 CegarLoopResult]: At program point L791-1(lines 791 797) the Hoare annotation is: false [2020-10-20 01:43:00,165 INFO L270 CegarLoopResult]: At program point L791-2(lines 791 797) the Hoare annotation is: false [2020-10-20 01:43:00,166 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:43:00,166 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:00,166 INFO L274 CegarLoopResult]: For program point L728(lines 728 734) no Hoare annotation was computed. [2020-10-20 01:43:00,166 INFO L270 CegarLoopResult]: At program point L728-1(lines 728 734) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse4 .cse5) (and .cse0 (not .cse3) .cse2 .cse6 .cse4 .cse5))) [2020-10-20 01:43:00,166 INFO L270 CegarLoopResult]: At program point L993(lines 978 996) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,166 INFO L270 CegarLoopResult]: At program point L993-1(lines 978 996) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,166 INFO L270 CegarLoopResult]: At program point L993-2(lines 978 996) the Hoare annotation is: false [2020-10-20 01:43:00,166 INFO L270 CegarLoopResult]: At program point L993-3(lines 978 996) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,167 INFO L270 CegarLoopResult]: At program point L993-4(lines 978 996) the Hoare annotation is: false [2020-10-20 01:43:00,167 INFO L270 CegarLoopResult]: At program point L993-5(lines 978 996) the Hoare annotation is: false [2020-10-20 01:43:00,167 INFO L270 CegarLoopResult]: At program point L993-6(lines 978 996) the Hoare annotation is: false [2020-10-20 01:43:00,167 INFO L270 CegarLoopResult]: At program point L993-7(lines 978 996) the Hoare annotation is: false [2020-10-20 01:43:00,167 INFO L270 CegarLoopResult]: At program point L993-8(lines 978 996) the Hoare annotation is: false [2020-10-20 01:43:00,167 INFO L270 CegarLoopResult]: At program point L993-9(lines 978 996) the Hoare annotation is: false [2020-10-20 01:43:00,167 INFO L270 CegarLoopResult]: At program point L993-10(lines 978 996) the Hoare annotation is: false [2020-10-20 01:43:00,167 INFO L270 CegarLoopResult]: At program point L993-11(lines 978 996) the Hoare annotation is: false [2020-10-20 01:43:00,168 INFO L270 CegarLoopResult]: At program point L531(lines 526 533) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,168 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:43:00,168 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:43:00,168 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:43:00,168 INFO L270 CegarLoopResult]: At program point L929(lines 922 932) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5))) [2020-10-20 01:43:00,168 INFO L270 CegarLoopResult]: At program point L929-1(lines 922 932) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,168 INFO L270 CegarLoopResult]: At program point L929-2(lines 922 932) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,168 INFO L270 CegarLoopResult]: At program point L929-3(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,169 INFO L270 CegarLoopResult]: At program point L929-4(lines 922 932) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse3) .cse2 .cse4 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5 .cse6))) [2020-10-20 01:43:00,169 INFO L270 CegarLoopResult]: At program point L929-5(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,169 INFO L270 CegarLoopResult]: At program point L929-6(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,169 INFO L270 CegarLoopResult]: At program point L929-7(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,169 INFO L270 CegarLoopResult]: At program point L929-8(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,169 INFO L270 CegarLoopResult]: At program point L929-9(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,169 INFO L274 CegarLoopResult]: For program point L599(lines 599 603) no Hoare annotation was computed. [2020-10-20 01:43:00,169 INFO L270 CegarLoopResult]: At program point L929-10(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,170 INFO L270 CegarLoopResult]: At program point L929-11(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,170 INFO L270 CegarLoopResult]: At program point L929-12(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,170 INFO L270 CegarLoopResult]: At program point L929-13(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,170 INFO L270 CegarLoopResult]: At program point L929-14(lines 922 932) the Hoare annotation is: false [2020-10-20 01:43:00,170 INFO L270 CegarLoopResult]: At program point L667(lines 662 670) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,170 INFO L270 CegarLoopResult]: At program point L667-1(lines 662 670) the Hoare annotation is: false [2020-10-20 01:43:00,170 INFO L270 CegarLoopResult]: At program point L667-2(lines 662 670) the Hoare annotation is: false [2020-10-20 01:43:00,170 INFO L270 CegarLoopResult]: At program point L667-3(lines 662 670) the Hoare annotation is: false [2020-10-20 01:43:00,171 INFO L270 CegarLoopResult]: At program point L667-4(lines 662 670) the Hoare annotation is: false [2020-10-20 01:43:00,171 INFO L270 CegarLoopResult]: At program point L667-5(lines 662 670) the Hoare annotation is: false [2020-10-20 01:43:00,171 INFO L270 CegarLoopResult]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,171 INFO L274 CegarLoopResult]: For program point L868(lines 868 885) no Hoare annotation was computed. [2020-10-20 01:43:00,171 INFO L274 CegarLoopResult]: For program point L868-1(lines 868 885) no Hoare annotation was computed. [2020-10-20 01:43:00,171 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 885) no Hoare annotation was computed. [2020-10-20 01:43:00,171 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:00,171 INFO L274 CegarLoopResult]: For program point L738(lines 738 744) no Hoare annotation was computed. [2020-10-20 01:43:00,171 INFO L270 CegarLoopResult]: At program point L738-1(lines 738 744) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,172 INFO L270 CegarLoopResult]: At program point L938(lines 933 941) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= ~methaneLevelCritical~0 0)) (not (= 0 ~systemActive~0)) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,172 INFO L270 CegarLoopResult]: At program point L938-1(lines 933 941) the Hoare annotation is: false [2020-10-20 01:43:00,172 INFO L274 CegarLoopResult]: For program point L872(lines 872 880) no Hoare annotation was computed. [2020-10-20 01:43:00,172 INFO L270 CegarLoopResult]: At program point L938-2(lines 933 941) the Hoare annotation is: false [2020-10-20 01:43:00,172 INFO L274 CegarLoopResult]: For program point L872-1(lines 872 880) no Hoare annotation was computed. [2020-10-20 01:43:00,172 INFO L274 CegarLoopResult]: For program point L872-2(lines 872 880) no Hoare annotation was computed. [2020-10-20 01:43:00,172 INFO L274 CegarLoopResult]: For program point L542(lines 542 559) no Hoare annotation was computed. [2020-10-20 01:43:00,172 INFO L270 CegarLoopResult]: At program point L542-1(lines 1 1023) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse1 .cse3 .cse2 .cse5 .cse6) (and .cse0 (= ~waterLevel~0 1) .cse1 .cse3 .cse4 .cse5 .cse6))) [2020-10-20 01:43:00,173 INFO L274 CegarLoopResult]: For program point L542-2(lines 542 559) no Hoare annotation was computed. [2020-10-20 01:43:00,173 INFO L270 CegarLoopResult]: At program point L542-3(lines 1 1023) the Hoare annotation is: false [2020-10-20 01:43:00,173 INFO L274 CegarLoopResult]: For program point L542-4(lines 542 559) no Hoare annotation was computed. [2020-10-20 01:43:00,173 INFO L270 CegarLoopResult]: At program point L542-5(lines 1 1023) the Hoare annotation is: false [2020-10-20 01:43:00,173 INFO L274 CegarLoopResult]: For program point L1006(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,173 INFO L274 CegarLoopResult]: For program point L1006-2(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,173 INFO L274 CegarLoopResult]: For program point L1006-3(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,173 INFO L274 CegarLoopResult]: For program point L1006-5(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,173 INFO L274 CegarLoopResult]: For program point L1006-6(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,174 INFO L274 CegarLoopResult]: For program point L1006-8(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,174 INFO L274 CegarLoopResult]: For program point L1006-9(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,174 INFO L274 CegarLoopResult]: For program point L1006-11(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,174 INFO L274 CegarLoopResult]: For program point L1006-12(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,174 INFO L274 CegarLoopResult]: For program point L1006-14(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,174 INFO L274 CegarLoopResult]: For program point L1006-15(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,174 INFO L274 CegarLoopResult]: For program point L1006-17(lines 1006 1010) no Hoare annotation was computed. [2020-10-20 01:43:00,174 INFO L270 CegarLoopResult]: At program point L612(lines 607 615) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 .cse5))) [2020-10-20 01:43:00,175 INFO L270 CegarLoopResult]: At program point L612-1(lines 607 615) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,175 INFO L270 CegarLoopResult]: At program point L612-2(lines 607 615) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,175 INFO L274 CegarLoopResult]: For program point L546(lines 546 556) no Hoare annotation was computed. [2020-10-20 01:43:00,175 INFO L270 CegarLoopResult]: At program point L612-3(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,175 INFO L270 CegarLoopResult]: At program point L612-4(lines 607 615) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse3) .cse2 .cse4 .cse5 .cse6))) [2020-10-20 01:43:00,175 INFO L274 CegarLoopResult]: For program point L546-2(lines 546 556) no Hoare annotation was computed. [2020-10-20 01:43:00,175 INFO L270 CegarLoopResult]: At program point L612-5(lines 607 615) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 (= ~pumpRunning~0 0) .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse2 .cse4 .cse5))) [2020-10-20 01:43:00,175 INFO L270 CegarLoopResult]: At program point L612-6(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,176 INFO L274 CegarLoopResult]: For program point L546-4(lines 546 556) no Hoare annotation was computed. [2020-10-20 01:43:00,176 INFO L270 CegarLoopResult]: At program point L612-7(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,176 INFO L270 CegarLoopResult]: At program point L612-8(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,176 INFO L270 CegarLoopResult]: At program point L612-9(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,176 INFO L270 CegarLoopResult]: At program point L612-10(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,176 INFO L270 CegarLoopResult]: At program point L612-11(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,176 INFO L270 CegarLoopResult]: At program point L612-12(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,176 INFO L270 CegarLoopResult]: At program point L612-13(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,176 INFO L270 CegarLoopResult]: At program point L612-14(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,177 INFO L270 CegarLoopResult]: At program point L612-15(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,177 INFO L270 CegarLoopResult]: At program point L612-16(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,177 INFO L270 CegarLoopResult]: At program point L612-17(lines 607 615) the Hoare annotation is: false [2020-10-20 01:43:00,177 INFO L274 CegarLoopResult]: For program point L547(lines 547 553) no Hoare annotation was computed. [2020-10-20 01:43:00,177 INFO L274 CegarLoopResult]: For program point L547-2(lines 547 553) no Hoare annotation was computed. [2020-10-20 01:43:00,177 INFO L274 CegarLoopResult]: For program point L547-4(lines 547 553) no Hoare annotation was computed. [2020-10-20 01:43:00,177 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:43:00,177 INFO L270 CegarLoopResult]: At program point L1012(lines 997 1015) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,177 INFO L270 CegarLoopResult]: At program point L1012-1(lines 997 1015) the Hoare annotation is: false [2020-10-20 01:43:00,178 INFO L270 CegarLoopResult]: At program point L1012-2(lines 997 1015) the Hoare annotation is: false [2020-10-20 01:43:00,178 INFO L270 CegarLoopResult]: At program point L1012-3(lines 997 1015) the Hoare annotation is: false [2020-10-20 01:43:00,178 INFO L270 CegarLoopResult]: At program point L1012-4(lines 997 1015) the Hoare annotation is: false [2020-10-20 01:43:00,178 INFO L270 CegarLoopResult]: At program point L1012-5(lines 997 1015) the Hoare annotation is: false [2020-10-20 01:43:00,178 INFO L274 CegarLoopResult]: For program point L748(lines 748 761) no Hoare annotation was computed. [2020-10-20 01:43:00,178 INFO L274 CegarLoopResult]: For program point L816(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,178 INFO L274 CegarLoopResult]: For program point L816-1(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,178 INFO L274 CegarLoopResult]: For program point L816-2(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,178 INFO L274 CegarLoopResult]: For program point L816-3(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,178 INFO L274 CegarLoopResult]: For program point L816-4(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L816-5(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L816-6(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L816-7(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L816-8(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L816-9(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L816-10(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L816-11(lines 816 833) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L270 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L820(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,179 INFO L274 CegarLoopResult]: For program point L820-1(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-2(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-3(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-4(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-5(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-6(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-7(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-8(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-9(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-10(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,180 INFO L274 CegarLoopResult]: For program point L820-11(lines 820 828) no Hoare annotation was computed. [2020-10-20 01:43:00,181 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-10-20 01:43:00,181 INFO L274 CegarLoopResult]: For program point L424-1(lines 784 790) no Hoare annotation was computed. [2020-10-20 01:43:00,181 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:43:00,181 INFO L274 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-10-20 01:43:00,181 INFO L270 CegarLoopResult]: At program point L756-2(lines 784 790) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:00,181 INFO L270 CegarLoopResult]: At program point L694(lines 1 1023) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-20 01:43:00,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:43:00 BoogieIcfgContainer [2020-10-20 01:43:00,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:43:00,216 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:43:00,216 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:43:00,217 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:43:00,217 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:51" (3/4) ... [2020-10-20 01:43:00,221 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:43:00,257 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:43:00,260 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:43:00,262 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:43:00,264 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:43:00,266 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:43:00,268 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:43:00,270 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:43:00,302 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:43:00,303 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:43:00,303 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:43:00,303 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:00,303 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:00,304 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,305 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,305 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,305 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:00,306 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:00,307 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:00,308 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2020-10-20 01:43:00,308 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,309 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,310 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,312 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,312 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,313 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,313 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:00,313 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,314 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:00,315 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,315 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,315 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,316 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,316 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,316 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:43:00,467 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:43:00,467 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:43:00,469 INFO L168 Benchmark]: Toolchain (without parser) took 11118.69 ms. Allocated memory was 35.1 MB in the beginning and 120.1 MB in the end (delta: 84.9 MB). Free memory was 11.7 MB in the beginning and 87.5 MB in the end (delta: -75.8 MB). Peak memory consumption was 82.0 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:00,469 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 33.6 MB. Free memory was 19.3 MB in the beginning and 19.3 MB in the end (delta: 32.0 kB). Peak memory consumption was 32.0 kB. Max. memory is 14.3 GB. [2020-10-20 01:43:00,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.63 ms. Allocated memory was 35.1 MB in the beginning and 46.1 MB in the end (delta: 11.0 MB). Free memory was 10.8 MB in the beginning and 20.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:00,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.93 ms. Allocated memory is still 46.1 MB. Free memory was 20.2 MB in the beginning and 14.1 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:00,470 INFO L168 Benchmark]: Boogie Preprocessor took 141.63 ms. Allocated memory was 46.1 MB in the beginning and 46.7 MB in the end (delta: 524.3 kB). Free memory was 14.1 MB in the beginning and 23.5 MB in the end (delta: -9.4 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:00,471 INFO L168 Benchmark]: RCFGBuilder took 1253.20 ms. Allocated memory was 46.7 MB in the beginning and 54.0 MB in the end (delta: 7.3 MB). Free memory was 23.3 MB in the beginning and 14.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:00,471 INFO L168 Benchmark]: TraceAbstraction took 8659.59 ms. Allocated memory was 54.0 MB in the beginning and 119.5 MB in the end (delta: 65.5 MB). Free memory was 14.1 MB in the beginning and 37.6 MB in the end (delta: -23.5 MB). Peak memory consumption was 60.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:00,472 INFO L168 Benchmark]: Witness Printer took 251.03 ms. Allocated memory was 119.5 MB in the beginning and 120.1 MB in the end (delta: 524.3 kB). Free memory was 37.6 MB in the beginning and 87.5 MB in the end (delta: -49.9 MB). Peak memory consumption was 23.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:00,475 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 33.6 MB. Free memory was 19.3 MB in the beginning and 19.3 MB in the end (delta: 32.0 kB). Peak memory consumption was 32.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 676.63 ms. Allocated memory was 35.1 MB in the beginning and 46.1 MB in the end (delta: 11.0 MB). Free memory was 10.8 MB in the beginning and 20.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.8 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 117.93 ms. Allocated memory is still 46.1 MB. Free memory was 20.2 MB in the beginning and 14.1 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 141.63 ms. Allocated memory was 46.1 MB in the beginning and 46.7 MB in the end (delta: 524.3 kB). Free memory was 14.1 MB in the beginning and 23.5 MB in the end (delta: -9.4 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1253.20 ms. Allocated memory was 46.7 MB in the beginning and 54.0 MB in the end (delta: 7.3 MB). Free memory was 23.3 MB in the beginning and 14.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 14.3 GB. * TraceAbstraction took 8659.59 ms. Allocated memory was 54.0 MB in the beginning and 119.5 MB in the end (delta: 65.5 MB). Free memory was 14.1 MB in the beginning and 37.6 MB in the end (delta: -23.5 MB). Peak memory consumption was 60.3 MB. Max. memory is 14.3 GB. * Witness Printer took 251.03 ms. Allocated memory was 119.5 MB in the beginning and 120.1 MB in the end (delta: 524.3 kB). Free memory was 37.6 MB in the beginning and 87.5 MB in the end (delta: -49.9 MB). Peak memory consumption was 23.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: ((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 232 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.9s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1785 SDtfs, 2479 SDslu, 2856 SDs, 0 SdLazy, 456 SolverSat, 96 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=281occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 1407 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 256 NumberOfFragments, 876 HoareAnnotationTreeSize, 92 FomulaSimplifications, 701385 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 92 FomulaSimplificationsInter, 106000 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 363 NumberOfCodeBlocks, 363 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 23374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...