./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product55.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_product55.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a303cc650f696ad71f04e0b60c5ac6485d0c198 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:42:39,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:42:39,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:42:39,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:42:39,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:42:39,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:42:39,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:42:39,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:42:39,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:42:39,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:42:39,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:42:39,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:42:39,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:42:39,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:42:39,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:42:39,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:42:39,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:42:39,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:42:39,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:42:39,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:42:39,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:42:39,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:42:39,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:42:39,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:42:39,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:42:39,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:42:39,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:42:39,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:42:39,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:42:39,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:42:39,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:42:39,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:42:39,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:42:39,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:42:39,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:42:39,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:42:39,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:42:39,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:42:39,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:42:39,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:42:39,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:42:39,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:42:39,953 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:42:39,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:42:39,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:42:39,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:42:39,955 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:42:39,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:42:39,956 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:42:39,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:42:39,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:42:39,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:42:39,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:42:39,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:42:39,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:42:39,958 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:42:39,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:42:39,958 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:42:39,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:42:39,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:42:39,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:42:39,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:42:39,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:42:39,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:42:39,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:42:39,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:42:39,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:42:39,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:42:39,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:42:39,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:42:39,963 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:42:39,963 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 -> 5a303cc650f696ad71f04e0b60c5ac6485d0c198 [2020-10-20 01:42:40,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:42:40,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:42:40,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:42:40,192 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:42:40,196 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:42:40,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2020-10-20 01:42:40,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b82dad3ca/168cbcc9c1f94585a479d3dfe2745db2/FLAGe6a397523 [2020-10-20 01:42:40,828 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:42:40,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2020-10-20 01:42:40,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b82dad3ca/168cbcc9c1f94585a479d3dfe2745db2/FLAGe6a397523 [2020-10-20 01:42:41,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b82dad3ca/168cbcc9c1f94585a479d3dfe2745db2 [2020-10-20 01:42:41,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:42:41,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:42:41,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:41,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:42:41,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:42:41,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:41,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@499bf751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41, skipping insertion in model container [2020-10-20 01:42:41,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:41,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:42:41,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:42:41,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:41,746 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:42:41,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:41,880 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:42:41,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41 WrapperNode [2020-10-20 01:42:41,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:41,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:41,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:42:41,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:42:41,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:41,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:41,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:41,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:42:41,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:42:41,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:42:41,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:41,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:41,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:41,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (1/1) ... [2020-10-20 01:42:42,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:42:42,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:42:42,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:42:42,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:42:42,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (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 01:42:42,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:42:42,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:42:42,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:42:42,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:42:43,371 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:42:43,371 INFO L298 CfgBuilder]: Removed 288 assume(true) statements. [2020-10-20 01:42:43,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:43 BoogieIcfgContainer [2020-10-20 01:42:43,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:42:43,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:42:43,375 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:42:43,378 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:42:43,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:42:41" (1/3) ... [2020-10-20 01:42:43,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3adfa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:43, skipping insertion in model container [2020-10-20 01:42:43,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:41" (2/3) ... [2020-10-20 01:42:43,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3adfa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:43, skipping insertion in model container [2020-10-20 01:42:43,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:43" (3/3) ... [2020-10-20 01:42:43,382 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55.cil.c [2020-10-20 01:42:43,393 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:42:43,401 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:42:43,415 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:42:43,440 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:42:43,441 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:42:43,441 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:42:43,441 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:42:43,441 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:42:43,441 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:42:43,441 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:42:43,442 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:42:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-10-20 01:42:43,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:42:43,469 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:43,470 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 01:42:43,471 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:43,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:43,477 INFO L82 PathProgramCache]: Analyzing trace with hash 438337188, now seen corresponding path program 1 times [2020-10-20 01:42:43,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:43,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996729225] [2020-10-20 01:42:43,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:43,744 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 01:42:43,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996729225] [2020-10-20 01:42:43,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:43,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:43,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585377187] [2020-10-20 01:42:43,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:42:43,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:43,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:42:43,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:43,775 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-10-20 01:42:43,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:43,822 INFO L93 Difference]: Finished difference Result 386 states and 591 transitions. [2020-10-20 01:42:43,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:42:43,824 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:42:43,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:43,838 INFO L225 Difference]: With dead ends: 386 [2020-10-20 01:42:43,838 INFO L226 Difference]: Without dead ends: 191 [2020-10-20 01:42:43,843 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 01:42:43,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-10-20 01:42:43,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-10-20 01:42:43,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-10-20 01:42:43,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2020-10-20 01:42:43,899 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2020-10-20 01:42:43,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:43,900 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2020-10-20 01:42:43,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:42:43,900 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2020-10-20 01:42:43,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:42:43,901 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:43,902 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 01:42:43,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:42:43,902 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:43,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:43,903 INFO L82 PathProgramCache]: Analyzing trace with hash 219501219, now seen corresponding path program 1 times [2020-10-20 01:42:43,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:43,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195089553] [2020-10-20 01:42:43,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:44,036 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 01:42:44,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195089553] [2020-10-20 01:42:44,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:44,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:44,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698089093] [2020-10-20 01:42:44,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:44,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:44,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:44,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:44,044 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand 3 states. [2020-10-20 01:42:44,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:44,062 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2020-10-20 01:42:44,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:44,063 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:42:44,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:44,064 INFO L225 Difference]: With dead ends: 191 [2020-10-20 01:42:44,064 INFO L226 Difference]: Without dead ends: 75 [2020-10-20 01:42:44,066 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 01:42:44,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-10-20 01:42:44,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-10-20 01:42:44,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-10-20 01:42:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2020-10-20 01:42:44,075 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2020-10-20 01:42:44,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:44,076 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2020-10-20 01:42:44,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:44,076 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2020-10-20 01:42:44,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:44,078 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:44,078 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 01:42:44,078 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:42:44,079 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:44,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:44,079 INFO L82 PathProgramCache]: Analyzing trace with hash 359640127, now seen corresponding path program 1 times [2020-10-20 01:42:44,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:44,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986231162] [2020-10-20 01:42:44,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:44,187 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 01:42:44,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986231162] [2020-10-20 01:42:44,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:44,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:44,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914772879] [2020-10-20 01:42:44,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:44,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:44,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:44,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:44,191 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 6 states. [2020-10-20 01:42:44,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:44,430 INFO L93 Difference]: Finished difference Result 235 states and 355 transitions. [2020-10-20 01:42:44,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:44,431 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-20 01:42:44,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:44,433 INFO L225 Difference]: With dead ends: 235 [2020-10-20 01:42:44,433 INFO L226 Difference]: Without dead ends: 167 [2020-10-20 01:42:44,435 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:44,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-10-20 01:42:44,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 95. [2020-10-20 01:42:44,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-20 01:42:44,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2020-10-20 01:42:44,450 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 24 [2020-10-20 01:42:44,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:44,451 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2020-10-20 01:42:44,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:44,451 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2020-10-20 01:42:44,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-20 01:42:44,453 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:44,453 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 01:42:44,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:42:44,454 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:44,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:44,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1777034885, now seen corresponding path program 1 times [2020-10-20 01:42:44,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:44,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750677773] [2020-10-20 01:42:44,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:44,524 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 01:42:44,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750677773] [2020-10-20 01:42:44,525 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:44,525 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:44,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993858064] [2020-10-20 01:42:44,526 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:44,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:44,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:44,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:44,527 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 3 states. [2020-10-20 01:42:44,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:44,610 INFO L93 Difference]: Finished difference Result 193 states and 291 transitions. [2020-10-20 01:42:44,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:44,611 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-10-20 01:42:44,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:44,612 INFO L225 Difference]: With dead ends: 193 [2020-10-20 01:42:44,613 INFO L226 Difference]: Without dead ends: 105 [2020-10-20 01:42:44,614 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 01:42:44,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-10-20 01:42:44,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-10-20 01:42:44,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-20 01:42:44,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2020-10-20 01:42:44,626 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 27 [2020-10-20 01:42:44,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:44,627 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2020-10-20 01:42:44,627 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:44,627 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2020-10-20 01:42:44,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-20 01:42:44,628 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:44,629 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 01:42:44,629 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:42:44,629 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:44,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:44,630 INFO L82 PathProgramCache]: Analyzing trace with hash 681148104, now seen corresponding path program 1 times [2020-10-20 01:42:44,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:44,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662093362] [2020-10-20 01:42:44,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:44,726 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 01:42:44,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662093362] [2020-10-20 01:42:44,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:44,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:44,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144811989] [2020-10-20 01:42:44,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:44,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:44,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:44,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:44,730 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand 5 states. [2020-10-20 01:42:44,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:44,885 INFO L93 Difference]: Finished difference Result 492 states and 716 transitions. [2020-10-20 01:42:44,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:42:44,886 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-10-20 01:42:44,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:44,889 INFO L225 Difference]: With dead ends: 492 [2020-10-20 01:42:44,889 INFO L226 Difference]: Without dead ends: 396 [2020-10-20 01:42:44,890 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 01:42:44,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-10-20 01:42:44,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 188. [2020-10-20 01:42:44,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-20 01:42:44,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 267 transitions. [2020-10-20 01:42:44,923 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 267 transitions. Word has length 27 [2020-10-20 01:42:44,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:44,924 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 267 transitions. [2020-10-20 01:42:44,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:44,924 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2020-10-20 01:42:44,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-20 01:42:44,928 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:44,929 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] [2020-10-20 01:42:44,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:42:44,929 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:44,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:44,930 INFO L82 PathProgramCache]: Analyzing trace with hash -752997056, now seen corresponding path program 1 times [2020-10-20 01:42:44,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:44,931 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574968077] [2020-10-20 01:42:44,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:45,048 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 01:42:45,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574968077] [2020-10-20 01:42:45,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:45,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:45,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815247367] [2020-10-20 01:42:45,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:45,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:45,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:45,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:45,063 INFO L87 Difference]: Start difference. First operand 188 states and 267 transitions. Second operand 5 states. [2020-10-20 01:42:45,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:45,246 INFO L93 Difference]: Finished difference Result 703 states and 1003 transitions. [2020-10-20 01:42:45,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:42:45,246 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-10-20 01:42:45,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:45,249 INFO L225 Difference]: With dead ends: 703 [2020-10-20 01:42:45,250 INFO L226 Difference]: Without dead ends: 522 [2020-10-20 01:42:45,251 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 01:42:45,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-10-20 01:42:45,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 186. [2020-10-20 01:42:45,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-10-20 01:42:45,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 261 transitions. [2020-10-20 01:42:45,288 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 261 transitions. Word has length 28 [2020-10-20 01:42:45,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:45,294 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 261 transitions. [2020-10-20 01:42:45,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2020-10-20 01:42:45,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:45,300 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:45,301 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 01:42:45,301 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:42:45,302 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:45,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:45,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1409801979, now seen corresponding path program 1 times [2020-10-20 01:42:45,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:45,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753431056] [2020-10-20 01:42:45,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:45,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:45,391 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 01:42:45,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753431056] [2020-10-20 01:42:45,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:45,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:45,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137800325] [2020-10-20 01:42:45,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:45,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:45,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:45,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:45,394 INFO L87 Difference]: Start difference. First operand 186 states and 261 transitions. Second operand 5 states. [2020-10-20 01:42:45,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:45,517 INFO L93 Difference]: Finished difference Result 537 states and 745 transitions. [2020-10-20 01:42:45,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:45,517 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-20 01:42:45,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:45,520 INFO L225 Difference]: With dead ends: 537 [2020-10-20 01:42:45,520 INFO L226 Difference]: Without dead ends: 358 [2020-10-20 01:42:45,521 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 01:42:45,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2020-10-20 01:42:45,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 204. [2020-10-20 01:42:45,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-10-20 01:42:45,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 279 transitions. [2020-10-20 01:42:45,541 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 279 transitions. Word has length 34 [2020-10-20 01:42:45,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:45,542 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 279 transitions. [2020-10-20 01:42:45,542 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:45,543 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2020-10-20 01:42:45,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:45,543 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:45,544 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 01:42:45,544 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:42:45,544 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:45,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:45,545 INFO L82 PathProgramCache]: Analyzing trace with hash 2110866557, now seen corresponding path program 1 times [2020-10-20 01:42:45,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:45,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846983111] [2020-10-20 01:42:45,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:45,601 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 01:42:45,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846983111] [2020-10-20 01:42:45,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:45,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:42:45,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853404801] [2020-10-20 01:42:45,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:45,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:45,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:45,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:45,603 INFO L87 Difference]: Start difference. First operand 204 states and 279 transitions. Second operand 6 states. [2020-10-20 01:42:45,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:45,739 INFO L93 Difference]: Finished difference Result 587 states and 795 transitions. [2020-10-20 01:42:45,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:42:45,740 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-10-20 01:42:45,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:45,743 INFO L225 Difference]: With dead ends: 587 [2020-10-20 01:42:45,743 INFO L226 Difference]: Without dead ends: 390 [2020-10-20 01:42:45,744 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:42:45,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-10-20 01:42:45,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 216. [2020-10-20 01:42:45,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-10-20 01:42:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2020-10-20 01:42:45,766 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2020-10-20 01:42:45,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:45,767 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2020-10-20 01:42:45,767 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:45,767 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2020-10-20 01:42:45,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:45,768 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:45,768 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 01:42:45,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:42:45,769 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:45,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:45,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1524060543, now seen corresponding path program 1 times [2020-10-20 01:42:45,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:45,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964276802] [2020-10-20 01:42:45,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:45,815 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 01:42:45,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964276802] [2020-10-20 01:42:45,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:45,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:45,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758267668] [2020-10-20 01:42:45,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:45,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:45,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:45,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:45,817 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 3 states. [2020-10-20 01:42:45,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:45,879 INFO L93 Difference]: Finished difference Result 515 states and 693 transitions. [2020-10-20 01:42:45,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:45,880 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-10-20 01:42:45,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:45,882 INFO L225 Difference]: With dead ends: 515 [2020-10-20 01:42:45,882 INFO L226 Difference]: Without dead ends: 306 [2020-10-20 01:42:45,883 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 01:42:45,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-20 01:42:45,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2020-10-20 01:42:45,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-10-20 01:42:45,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 403 transitions. [2020-10-20 01:42:45,917 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 403 transitions. Word has length 34 [2020-10-20 01:42:45,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:45,917 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 403 transitions. [2020-10-20 01:42:45,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:45,917 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 403 transitions. [2020-10-20 01:42:45,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-20 01:42:45,918 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:45,918 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:45,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:42:45,919 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:45,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:45,919 INFO L82 PathProgramCache]: Analyzing trace with hash 128114367, now seen corresponding path program 1 times [2020-10-20 01:42:45,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:45,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32537423] [2020-10-20 01:42:45,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:45,959 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 01:42:45,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32537423] [2020-10-20 01:42:45,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:45,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:45,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818783548] [2020-10-20 01:42:45,960 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:45,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:45,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:45,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:45,961 INFO L87 Difference]: Start difference. First operand 306 states and 403 transitions. Second operand 3 states. [2020-10-20 01:42:46,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:46,032 INFO L93 Difference]: Finished difference Result 459 states and 606 transitions. [2020-10-20 01:42:46,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:46,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-10-20 01:42:46,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:46,035 INFO L225 Difference]: With dead ends: 459 [2020-10-20 01:42:46,035 INFO L226 Difference]: Without dead ends: 457 [2020-10-20 01:42:46,036 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 01:42:46,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2020-10-20 01:42:46,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 364. [2020-10-20 01:42:46,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-10-20 01:42:46,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 488 transitions. [2020-10-20 01:42:46,070 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 488 transitions. Word has length 35 [2020-10-20 01:42:46,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:46,070 INFO L481 AbstractCegarLoop]: Abstraction has 364 states and 488 transitions. [2020-10-20 01:42:46,071 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:46,071 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 488 transitions. [2020-10-20 01:42:46,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-20 01:42:46,072 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:46,072 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:46,072 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 01:42:46,073 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:46,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:46,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1849168671, now seen corresponding path program 1 times [2020-10-20 01:42:46,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:46,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215812300] [2020-10-20 01:42:46,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:46,146 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:46,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215812300] [2020-10-20 01:42:46,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:46,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:46,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368688570] [2020-10-20 01:42:46,148 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:46,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:46,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:46,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:46,148 INFO L87 Difference]: Start difference. First operand 364 states and 488 transitions. Second operand 5 states. [2020-10-20 01:42:46,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:46,296 INFO L93 Difference]: Finished difference Result 571 states and 779 transitions. [2020-10-20 01:42:46,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:42:46,296 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-20 01:42:46,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:46,298 INFO L225 Difference]: With dead ends: 571 [2020-10-20 01:42:46,298 INFO L226 Difference]: Without dead ends: 304 [2020-10-20 01:42:46,299 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 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 01:42:46,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-10-20 01:42:46,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 304. [2020-10-20 01:42:46,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-10-20 01:42:46,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 395 transitions. [2020-10-20 01:42:46,326 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 395 transitions. Word has length 60 [2020-10-20 01:42:46,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:46,327 INFO L481 AbstractCegarLoop]: Abstraction has 304 states and 395 transitions. [2020-10-20 01:42:46,327 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 395 transitions. [2020-10-20 01:42:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-20 01:42:46,328 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:46,328 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:46,328 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 01:42:46,328 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:46,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:46,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1765557353, now seen corresponding path program 1 times [2020-10-20 01:42:46,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:46,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768171453] [2020-10-20 01:42:46,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-20 01:42:46,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768171453] [2020-10-20 01:42:46,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:46,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:46,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169478343] [2020-10-20 01:42:46,403 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:46,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:46,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:46,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:46,405 INFO L87 Difference]: Start difference. First operand 304 states and 395 transitions. Second operand 3 states. [2020-10-20 01:42:46,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:46,560 INFO L93 Difference]: Finished difference Result 600 states and 779 transitions. [2020-10-20 01:42:46,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:46,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-10-20 01:42:46,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:46,563 INFO L225 Difference]: With dead ends: 600 [2020-10-20 01:42:46,564 INFO L226 Difference]: Without dead ends: 213 [2020-10-20 01:42:46,565 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 01:42:46,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-10-20 01:42:46,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2020-10-20 01:42:46,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-10-20 01:42:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 267 transitions. [2020-10-20 01:42:46,584 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 267 transitions. Word has length 63 [2020-10-20 01:42:46,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:46,586 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 267 transitions. [2020-10-20 01:42:46,586 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 267 transitions. [2020-10-20 01:42:46,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-20 01:42:46,587 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:46,588 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:46,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-20 01:42:46,588 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:46,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:46,589 INFO L82 PathProgramCache]: Analyzing trace with hash 776520708, now seen corresponding path program 1 times [2020-10-20 01:42:46,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:46,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120403544] [2020-10-20 01:42:46,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:46,737 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 01:42:46,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120403544] [2020-10-20 01:42:46,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:46,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:42:46,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015315313] [2020-10-20 01:42:46,740 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:46,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:46,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:46,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:46,742 INFO L87 Difference]: Start difference. First operand 213 states and 267 transitions. Second operand 6 states. [2020-10-20 01:42:46,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:46,986 INFO L93 Difference]: Finished difference Result 678 states and 848 transitions. [2020-10-20 01:42:46,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:42:46,987 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-10-20 01:42:46,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:46,987 INFO L225 Difference]: With dead ends: 678 [2020-10-20 01:42:46,987 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:42:46,989 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-10-20 01:42:46,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:42:46,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:42:46,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:42:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:42:46,990 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-10-20 01:42:46,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:46,990 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:42:46,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:46,990 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:42:46,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:42:46,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-20 01:42:46,993 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:42:47,144 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 113 [2020-10-20 01:42:47,393 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2020-10-20 01:42:47,803 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 130 [2020-10-20 01:42:48,033 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 130 [2020-10-20 01:42:48,293 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 142 [2020-10-20 01:42:48,417 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 63 [2020-10-20 01:42:48,590 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 113 [2020-10-20 01:42:48,867 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 151 [2020-10-20 01:42:49,527 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2020-10-20 01:42:50,163 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 33 [2020-10-20 01:42:50,310 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2020-10-20 01:42:50,633 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2020-10-20 01:42:50,882 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 29 [2020-10-20 01:42:51,124 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 30 [2020-10-20 01:42:51,810 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 32 [2020-10-20 01:42:52,366 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 31 [2020-10-20 01:42:53,051 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 30 [2020-10-20 01:42:53,161 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 12 [2020-10-20 01:42:53,677 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2020-10-20 01:42:53,852 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-10-20 01:42:54,571 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 30 [2020-10-20 01:42:54,577 INFO L274 CegarLoopResult]: For program point L993(lines 993 1000) no Hoare annotation was computed. [2020-10-20 01:42:54,577 INFO L277 CegarLoopResult]: At program point L993-1(lines 993 1000) the Hoare annotation is: true [2020-10-20 01:42:54,578 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:54,578 INFO L270 CegarLoopResult]: At program point L465(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,578 INFO L270 CegarLoopResult]: At program point L465-1(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,578 INFO L270 CegarLoopResult]: At program point L465-2(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,579 INFO L270 CegarLoopResult]: At program point L465-3(lines 450 468) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:54,579 INFO L270 CegarLoopResult]: At program point L465-4(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,579 INFO L270 CegarLoopResult]: At program point L465-5(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,579 INFO L270 CegarLoopResult]: At program point L465-6(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,579 INFO L274 CegarLoopResult]: For program point L234(lines 234 247) no Hoare annotation was computed. [2020-10-20 01:42:54,579 INFO L270 CegarLoopResult]: At program point L465-7(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,580 INFO L270 CegarLoopResult]: At program point L465-8(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,580 INFO L270 CegarLoopResult]: At program point L465-9(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,580 INFO L270 CegarLoopResult]: At program point L465-10(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,580 INFO L270 CegarLoopResult]: At program point L465-11(lines 450 468) the Hoare annotation is: false [2020-10-20 01:42:54,580 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:42:54,580 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:42:54,580 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:42:54,581 INFO L270 CegarLoopResult]: At program point L401(lines 394 404) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4))) [2020-10-20 01:42:54,581 INFO L270 CegarLoopResult]: At program point L401-1(lines 394 404) the Hoare annotation is: false [2020-10-20 01:42:54,581 INFO L274 CegarLoopResult]: For program point L335(lines 335 343) no Hoare annotation was computed. [2020-10-20 01:42:54,581 INFO L270 CegarLoopResult]: At program point L401-2(lines 394 404) the Hoare annotation is: false [2020-10-20 01:42:54,581 INFO L274 CegarLoopResult]: For program point L335-1(lines 335 343) no Hoare annotation was computed. [2020-10-20 01:42:54,581 INFO L274 CegarLoopResult]: For program point L335-2(lines 335 343) no Hoare annotation was computed. [2020-10-20 01:42:54,581 INFO L274 CegarLoopResult]: For program point L335-3(lines 335 343) no Hoare annotation was computed. [2020-10-20 01:42:54,581 INFO L274 CegarLoopResult]: For program point L335-4(lines 335 343) no Hoare annotation was computed. [2020-10-20 01:42:54,582 INFO L274 CegarLoopResult]: For program point L335-5(lines 335 343) no Hoare annotation was computed. [2020-10-20 01:42:54,582 INFO L274 CegarLoopResult]: For program point L171(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,582 INFO L274 CegarLoopResult]: For program point L171-1(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,582 INFO L274 CegarLoopResult]: For program point L171-2(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,582 INFO L274 CegarLoopResult]: For program point L171-3(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,582 INFO L274 CegarLoopResult]: For program point L171-4(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,582 INFO L274 CegarLoopResult]: For program point L171-5(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,582 INFO L274 CegarLoopResult]: For program point L171-6(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,582 INFO L274 CegarLoopResult]: For program point L171-7(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,583 INFO L274 CegarLoopResult]: For program point L171-8(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,583 INFO L274 CegarLoopResult]: For program point L171-9(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,583 INFO L274 CegarLoopResult]: For program point L171-10(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,583 INFO L274 CegarLoopResult]: For program point L171-11(lines 171 177) no Hoare annotation was computed. [2020-10-20 01:42:54,583 INFO L274 CegarLoopResult]: For program point L205(lines 204 251) no Hoare annotation was computed. [2020-10-20 01:42:54,583 INFO L274 CegarLoopResult]: For program point L106(lines 106 110) no Hoare annotation was computed. [2020-10-20 01:42:54,583 INFO L274 CegarLoopResult]: For program point L305(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,583 INFO L274 CegarLoopResult]: For program point L305-1(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,583 INFO L274 CegarLoopResult]: For program point L305-2(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,584 INFO L274 CegarLoopResult]: For program point L206(lines 206 210) no Hoare annotation was computed. [2020-10-20 01:42:54,584 INFO L274 CegarLoopResult]: For program point L305-3(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,584 INFO L274 CegarLoopResult]: For program point L305-4(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,584 INFO L274 CegarLoopResult]: For program point L305-5(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,584 INFO L274 CegarLoopResult]: For program point L305-6(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,584 INFO L274 CegarLoopResult]: For program point L305-7(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,584 INFO L274 CegarLoopResult]: For program point L305-8(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,584 INFO L274 CegarLoopResult]: For program point L305-9(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,584 INFO L274 CegarLoopResult]: For program point L305-10(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,585 INFO L274 CegarLoopResult]: For program point L305-11(lines 305 322) no Hoare annotation was computed. [2020-10-20 01:42:54,585 INFO L270 CegarLoopResult]: At program point L273(lines 272 291) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse1 (not .cse5) .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse5 .cse3 .cse4)))) [2020-10-20 01:42:54,585 INFO L274 CegarLoopResult]: For program point L240(lines 240 246) no Hoare annotation was computed. [2020-10-20 01:42:54,585 INFO L274 CegarLoopResult]: For program point L273-1(lines 273 279) no Hoare annotation was computed. [2020-10-20 01:42:54,585 INFO L270 CegarLoopResult]: At program point L240-1(lines 273 279) the Hoare annotation is: (let ((.cse8 (= 0 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse7 (not .cse9)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not .cse8)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse6 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse9 .cse3 .cse4)))) [2020-10-20 01:42:54,585 INFO L270 CegarLoopResult]: At program point L273-2(lines 272 291) the Hoare annotation is: false [2020-10-20 01:42:54,585 INFO L270 CegarLoopResult]: At program point L273-3(lines 272 291) the Hoare annotation is: false [2020-10-20 01:42:54,586 INFO L270 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-10-20 01:42:54,586 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:54,586 INFO L270 CegarLoopResult]: At program point L176(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,586 INFO L270 CegarLoopResult]: At program point L176-1(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,586 INFO L270 CegarLoopResult]: At program point L176-2(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,586 INFO L270 CegarLoopResult]: At program point L176-3(lines 167 180) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:54,586 INFO L270 CegarLoopResult]: At program point L176-4(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,587 INFO L270 CegarLoopResult]: At program point L176-5(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,587 INFO L270 CegarLoopResult]: At program point L176-6(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,587 INFO L277 CegarLoopResult]: At program point L1002(lines 983 1005) the Hoare annotation is: true [2020-10-20 01:42:54,587 INFO L270 CegarLoopResult]: At program point L969(lines 965 971) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-10-20 01:42:54,587 INFO L270 CegarLoopResult]: At program point L176-7(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,587 INFO L270 CegarLoopResult]: At program point L176-8(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,587 INFO L270 CegarLoopResult]: At program point L176-9(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,587 INFO L270 CegarLoopResult]: At program point L176-10(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,588 INFO L270 CegarLoopResult]: At program point L176-11(lines 167 180) the Hoare annotation is: false [2020-10-20 01:42:54,588 INFO L274 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,588 INFO L274 CegarLoopResult]: For program point L309-1(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,588 INFO L274 CegarLoopResult]: For program point L309-2(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,588 INFO L274 CegarLoopResult]: For program point L309-3(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,588 INFO L274 CegarLoopResult]: For program point L309-4(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,588 INFO L274 CegarLoopResult]: For program point L309-5(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,588 INFO L274 CegarLoopResult]: For program point L309-6(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,588 INFO L274 CegarLoopResult]: For program point L309-7(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,589 INFO L274 CegarLoopResult]: For program point L309-8(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,589 INFO L274 CegarLoopResult]: For program point L309-9(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,589 INFO L274 CegarLoopResult]: For program point L309-10(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,589 INFO L274 CegarLoopResult]: For program point L309-11(lines 309 317) no Hoare annotation was computed. [2020-10-20 01:42:54,589 INFO L270 CegarLoopResult]: At program point L410(lines 405 413) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse8 (not .cse1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse3) .cse8 .cse4 .cse5 (= ~methAndRunningLastTime~0 0))))) [2020-10-20 01:42:54,589 INFO L270 CegarLoopResult]: At program point L410-1(lines 405 413) the Hoare annotation is: false [2020-10-20 01:42:54,589 INFO L270 CegarLoopResult]: At program point L410-2(lines 405 413) the Hoare annotation is: false [2020-10-20 01:42:54,589 INFO L274 CegarLoopResult]: For program point L478(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,590 INFO L274 CegarLoopResult]: For program point L478-2(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,590 INFO L274 CegarLoopResult]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,590 INFO L274 CegarLoopResult]: For program point L478-5(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,590 INFO L270 CegarLoopResult]: At program point L280(lines 280 286) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse1 (not .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse4 .cse1 .cse5 .cse2 .cse3) (and .cse0 .cse6 .cse5 .cse2 .cse3)))) [2020-10-20 01:42:54,590 INFO L274 CegarLoopResult]: For program point L478-6(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,590 INFO L270 CegarLoopResult]: At program point L280-1(lines 280 286) the Hoare annotation is: false [2020-10-20 01:42:54,590 INFO L274 CegarLoopResult]: For program point L214(lines 214 220) no Hoare annotation was computed. [2020-10-20 01:42:54,590 INFO L274 CegarLoopResult]: For program point L478-8(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,590 INFO L270 CegarLoopResult]: At program point L280-2(lines 280 286) the Hoare annotation is: false [2020-10-20 01:42:54,591 INFO L270 CegarLoopResult]: At program point L214-1(lines 214 220) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse8 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse3 .cse4 .cse5) (and .cse0 .cse9 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse2) .cse8 .cse3 .cse4) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse9 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5)))) [2020-10-20 01:42:54,591 INFO L274 CegarLoopResult]: For program point L478-9(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,591 INFO L274 CegarLoopResult]: For program point L478-11(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,591 INFO L274 CegarLoopResult]: For program point L478-12(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,591 INFO L274 CegarLoopResult]: For program point L478-14(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,591 INFO L274 CegarLoopResult]: For program point L478-15(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,591 INFO L274 CegarLoopResult]: For program point L478-17(lines 478 482) no Hoare annotation was computed. [2020-10-20 01:42:54,592 INFO L270 CegarLoopResult]: At program point L877(lines 872 879) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-10-20 01:42:54,592 INFO L274 CegarLoopResult]: For program point L118(lines 118 122) no Hoare annotation was computed. [2020-10-20 01:42:54,592 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:42:54,592 INFO L274 CegarLoopResult]: For program point L1011(line 1011) no Hoare annotation was computed. [2020-10-20 01:42:54,592 INFO L274 CegarLoopResult]: For program point L1011-1(line 1011) no Hoare annotation was computed. [2020-10-20 01:42:54,592 INFO L274 CegarLoopResult]: For program point L1011-2(line 1011) no Hoare annotation was computed. [2020-10-20 01:42:54,592 INFO L270 CegarLoopResult]: At program point L252(lines 203 253) the Hoare annotation is: false [2020-10-20 01:42:54,592 INFO L270 CegarLoopResult]: At program point L186(lines 181 189) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~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 01:42:54,592 INFO L270 CegarLoopResult]: At program point L186-1(lines 181 189) the Hoare annotation is: false [2020-10-20 01:42:54,593 INFO L270 CegarLoopResult]: At program point L186-2(lines 181 189) the Hoare annotation is: false [2020-10-20 01:42:54,593 INFO L270 CegarLoopResult]: At program point L186-3(lines 181 189) the Hoare annotation is: false [2020-10-20 01:42:54,593 INFO L270 CegarLoopResult]: At program point L186-4(lines 181 189) the Hoare annotation is: false [2020-10-20 01:42:54,593 INFO L270 CegarLoopResult]: At program point L186-5(lines 181 189) the Hoare annotation is: false [2020-10-20 01:42:54,593 INFO L270 CegarLoopResult]: At program point L484(lines 469 487) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~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 01:42:54,593 INFO L270 CegarLoopResult]: At program point L484-1(lines 469 487) the Hoare annotation is: false [2020-10-20 01:42:54,593 INFO L270 CegarLoopResult]: At program point L484-2(lines 469 487) the Hoare annotation is: false [2020-10-20 01:42:54,593 INFO L270 CegarLoopResult]: At program point L484-3(lines 469 487) the Hoare annotation is: false [2020-10-20 01:42:54,594 INFO L270 CegarLoopResult]: At program point L484-4(lines 469 487) the Hoare annotation is: false [2020-10-20 01:42:54,594 INFO L270 CegarLoopResult]: At program point L484-5(lines 469 487) the Hoare annotation is: false [2020-10-20 01:42:54,594 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:42:54,594 INFO L274 CegarLoopResult]: For program point L224(lines 224 230) no Hoare annotation was computed. [2020-10-20 01:42:54,594 INFO L270 CegarLoopResult]: At program point L224-1(lines 224 230) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (not .cse2)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse8 .cse7 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse8 .cse9 .cse7 .cse3 .cse4) (and .cse0 .cse9 .cse6 .cse7 .cse3 .cse4)))) [2020-10-20 01:42:54,594 INFO L274 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-10-20 01:42:54,594 INFO L274 CegarLoopResult]: For program point L357-1(lines 357 374) no Hoare annotation was computed. [2020-10-20 01:42:54,594 INFO L274 CegarLoopResult]: For program point L357-2(lines 357 374) no Hoare annotation was computed. [2020-10-20 01:42:54,594 INFO L274 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2020-10-20 01:42:54,595 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:42:54,595 INFO L274 CegarLoopResult]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2020-10-20 01:42:54,595 INFO L274 CegarLoopResult]: For program point L94-6(lines 94 98) no Hoare annotation was computed. [2020-10-20 01:42:54,595 INFO L274 CegarLoopResult]: For program point L888(lines 888 905) no Hoare annotation was computed. [2020-10-20 01:42:54,595 INFO L270 CegarLoopResult]: At program point L888-1(lines 1 1014) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse8 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse3 .cse4 .cse5) (and .cse0 .cse9 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse2) .cse8 .cse3 .cse4) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse9 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5)))) [2020-10-20 01:42:54,595 INFO L270 CegarLoopResult]: At program point L921-2(lines 921 935) the Hoare annotation is: false [2020-10-20 01:42:54,595 INFO L274 CegarLoopResult]: For program point L888-2(lines 888 905) no Hoare annotation was computed. [2020-10-20 01:42:54,595 INFO L270 CegarLoopResult]: At program point L888-3(lines 1 1014) the Hoare annotation is: false [2020-10-20 01:42:54,595 INFO L274 CegarLoopResult]: For program point L888-4(lines 888 905) no Hoare annotation was computed. [2020-10-20 01:42:54,596 INFO L270 CegarLoopResult]: At program point L888-5(lines 1 1014) the Hoare annotation is: false [2020-10-20 01:42:54,596 INFO L274 CegarLoopResult]: For program point L492(lines 492 498) no Hoare annotation was computed. [2020-10-20 01:42:54,596 INFO L270 CegarLoopResult]: At program point L492-1(lines 492 498) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:42:54,596 INFO L274 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,596 INFO L274 CegarLoopResult]: For program point L459-2(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,596 INFO L274 CegarLoopResult]: For program point L459-3(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,596 INFO L274 CegarLoopResult]: For program point L459-5(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,596 INFO L274 CegarLoopResult]: For program point L459-6(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,596 INFO L274 CegarLoopResult]: For program point L459-8(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,596 INFO L274 CegarLoopResult]: For program point L459-9(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,597 INFO L274 CegarLoopResult]: For program point L459-11(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,597 INFO L274 CegarLoopResult]: For program point L459-12(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,597 INFO L274 CegarLoopResult]: For program point L459-14(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,597 INFO L274 CegarLoopResult]: For program point L459-15(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,597 INFO L274 CegarLoopResult]: For program point L459-17(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,597 INFO L274 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2020-10-20 01:42:54,597 INFO L274 CegarLoopResult]: For program point L459-18(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,597 INFO L274 CegarLoopResult]: For program point L459-20(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,597 INFO L274 CegarLoopResult]: For program point L459-21(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,598 INFO L274 CegarLoopResult]: For program point L459-23(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,598 INFO L274 CegarLoopResult]: For program point L459-24(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,598 INFO L274 CegarLoopResult]: For program point L459-26(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,598 INFO L274 CegarLoopResult]: For program point L459-27(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,598 INFO L274 CegarLoopResult]: For program point L459-29(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,598 INFO L274 CegarLoopResult]: For program point L459-30(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,598 INFO L274 CegarLoopResult]: For program point L459-32(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,598 INFO L274 CegarLoopResult]: For program point L459-33(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,598 INFO L274 CegarLoopResult]: For program point L361(lines 361 369) no Hoare annotation was computed. [2020-10-20 01:42:54,599 INFO L274 CegarLoopResult]: For program point L361-1(lines 361 369) no Hoare annotation was computed. [2020-10-20 01:42:54,599 INFO L274 CegarLoopResult]: For program point L459-35(lines 459 463) no Hoare annotation was computed. [2020-10-20 01:42:54,599 INFO L274 CegarLoopResult]: For program point L361-2(lines 361 369) no Hoare annotation was computed. [2020-10-20 01:42:54,599 INFO L270 CegarLoopResult]: At program point L131(lines 126 134) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2020-10-20 01:42:54,599 INFO L270 CegarLoopResult]: At program point L131-1(lines 126 134) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0))) (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (not .cse7)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4 .cse5) (and .cse0 .cse7 .cse6 .cse4 .cse5) (and .cse0 (= ~methaneLevelCritical~0 0) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5)))) [2020-10-20 01:42:54,599 INFO L270 CegarLoopResult]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2020-10-20 01:42:54,599 INFO L270 CegarLoopResult]: At program point L131-3(lines 126 134) the Hoare annotation is: false [2020-10-20 01:42:54,599 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:42:54,600 INFO L270 CegarLoopResult]: At program point L131-4(lines 126 134) the Hoare annotation is: false [2020-10-20 01:42:54,600 INFO L270 CegarLoopResult]: At program point L131-5(lines 126 134) the Hoare annotation is: false [2020-10-20 01:42:54,600 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:54,600 INFO L274 CegarLoopResult]: For program point L925(lines 925 929) no Hoare annotation was computed. [2020-10-20 01:42:54,600 INFO L274 CegarLoopResult]: For program point L892(lines 892 902) no Hoare annotation was computed. [2020-10-20 01:42:54,600 INFO L274 CegarLoopResult]: For program point L925-1(lines 273 279) no Hoare annotation was computed. [2020-10-20 01:42:54,600 INFO L274 CegarLoopResult]: For program point L892-2(lines 892 902) no Hoare annotation was computed. [2020-10-20 01:42:54,600 INFO L274 CegarLoopResult]: For program point L892-4(lines 892 902) no Hoare annotation was computed. [2020-10-20 01:42:54,600 INFO L274 CegarLoopResult]: For program point L331(lines 331 348) no Hoare annotation was computed. [2020-10-20 01:42:54,601 INFO L274 CegarLoopResult]: For program point L331-1(lines 331 348) no Hoare annotation was computed. [2020-10-20 01:42:54,601 INFO L274 CegarLoopResult]: For program point L331-2(lines 331 348) no Hoare annotation was computed. [2020-10-20 01:42:54,601 INFO L274 CegarLoopResult]: For program point L331-3(lines 331 348) no Hoare annotation was computed. [2020-10-20 01:42:54,601 INFO L274 CegarLoopResult]: For program point L331-4(lines 331 348) no Hoare annotation was computed. [2020-10-20 01:42:54,601 INFO L274 CegarLoopResult]: For program point L331-5(lines 331 348) no Hoare annotation was computed. [2020-10-20 01:42:54,601 INFO L270 CegarLoopResult]: At program point L67(lines 1 1014) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-20 01:42:54,601 INFO L274 CegarLoopResult]: For program point L893(lines 893 899) no Hoare annotation was computed. [2020-10-20 01:42:54,601 INFO L274 CegarLoopResult]: For program point L893-2(lines 893 899) no Hoare annotation was computed. [2020-10-20 01:42:54,601 INFO L274 CegarLoopResult]: For program point L893-4(lines 893 899) no Hoare annotation was computed. [2020-10-20 01:42:54,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:42:54 BoogieIcfgContainer [2020-10-20 01:42:54,638 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:42:54,638 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:42:54,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:42:54,638 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:42:54,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:43" (3/4) ... [2020-10-20 01:42:54,643 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:42:54,668 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:42:54,669 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:42:54,671 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:42:54,673 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:42:54,674 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:42:54,676 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:54,677 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:54,711 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-10-20 01:42:54,712 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-10-20 01:42:54,712 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-10-20 01:42:54,712 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-10-20 01:42:54,713 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-10-20 01:42:54,713 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:54,713 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:54,714 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:54,716 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:54,719 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:42:54,720 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((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 01:42:54,721 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:54,722 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:54,722 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-10-20 01:42:54,723 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:54,724 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:54,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:42:54,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:42:54,832 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:42:54,832 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:42:54,834 INFO L168 Benchmark]: Toolchain (without parser) took 13600.47 ms. Allocated memory was 35.1 MB in the beginning and 120.1 MB in the end (delta: 84.9 MB). Free memory was 11.0 MB in the beginning and 53.7 MB in the end (delta: -42.7 MB). Peak memory consumption was 42.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:54,834 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 33.6 MB. Free memory was 18.6 MB in the beginning and 18.6 MB in the end (delta: 40.3 kB). Peak memory consumption was 40.3 kB. Max. memory is 14.3 GB. [2020-10-20 01:42:54,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.88 ms. Allocated memory was 35.1 MB in the beginning and 44.6 MB in the end (delta: 9.4 MB). Free memory was 10.1 MB in the beginning and 25.8 MB in the end (delta: -15.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:54,835 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.67 ms. Allocated memory is still 44.6 MB. Free memory was 25.8 MB in the beginning and 20.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:54,835 INFO L168 Benchmark]: Boogie Preprocessor took 116.29 ms. Allocated memory is still 44.6 MB. Free memory was 20.6 MB in the beginning and 16.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:54,836 INFO L168 Benchmark]: RCFGBuilder took 1285.23 ms. Allocated memory was 44.6 MB in the beginning and 51.9 MB in the end (delta: 7.3 MB). Free memory was 16.6 MB in the beginning and 22.6 MB in the end (delta: -6.0 MB). Peak memory consumption was 10.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:54,836 INFO L168 Benchmark]: TraceAbstraction took 11262.72 ms. Allocated memory was 51.9 MB in the beginning and 120.1 MB in the end (delta: 68.2 MB). Free memory was 22.2 MB in the beginning and 75.3 MB in the end (delta: -53.1 MB). Peak memory consumption was 79.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:54,837 INFO L168 Benchmark]: Witness Printer took 194.52 ms. Allocated memory is still 120.1 MB. Free memory was 75.3 MB in the beginning and 53.7 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:54,839 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 33.6 MB. Free memory was 18.6 MB in the beginning and 18.6 MB in the end (delta: 40.3 kB). Peak memory consumption was 40.3 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 641.88 ms. Allocated memory was 35.1 MB in the beginning and 44.6 MB in the end (delta: 9.4 MB). Free memory was 10.1 MB in the beginning and 25.8 MB in the end (delta: -15.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 89.67 ms. Allocated memory is still 44.6 MB. Free memory was 25.8 MB in the beginning and 20.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 116.29 ms. Allocated memory is still 44.6 MB. Free memory was 20.6 MB in the beginning and 16.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1285.23 ms. Allocated memory was 44.6 MB in the beginning and 51.9 MB in the end (delta: 7.3 MB). Free memory was 16.6 MB in the beginning and 22.6 MB in the end (delta: -6.0 MB). Peak memory consumption was 10.3 MB. Max. memory is 14.3 GB. * TraceAbstraction took 11262.72 ms. Allocated memory was 51.9 MB in the beginning and 120.1 MB in the end (delta: 68.2 MB). Free memory was 22.2 MB in the beginning and 75.3 MB in the end (delta: -53.1 MB). Peak memory consumption was 79.5 MB. Max. memory is 14.3 GB. * Witness Printer took 194.52 ms. Allocated memory is still 120.1 MB. Free memory was 75.3 MB in the beginning and 53.7 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 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: 181]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1629 SDtfs, 2196 SDslu, 2497 SDs, 0 SdLazy, 309 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=364occurred in iteration=10, 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, 13 MinimizatonAttempts, 1039 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 296 NumberOfFragments, 1180 HoareAnnotationTreeSize, 69 FomulaSimplifications, 184593 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 69 FomulaSimplificationsInter, 230297 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 453 ConstructedInterpolants, 0 QuantifiedInterpolants, 34398 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 67/67 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...