./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product03.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_product03.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 8f42eccc61d1255388ff7ebf96c2e2b48855489d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 01:42:04,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:42:04,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:42:04,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:42:04,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:42:04,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:42:04,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:42:04,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:42:04,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:42:04,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:42:04,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:42:04,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:42:04,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:42:04,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:42:04,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:42:04,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:42:04,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:42:04,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:42:04,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:42:04,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:42:04,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:42:04,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:42:04,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:42:04,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:42:04,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:42:04,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:42:04,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:42:04,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:42:04,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:42:04,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:42:04,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:42:04,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:42:04,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:42:04,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:42:04,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:42:04,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:42:04,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:42:04,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:42:04,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:42:04,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:42:04,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:42:04,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:42:04,338 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:42:04,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:42:04,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:42:04,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:42:04,341 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:42:04,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:42:04,342 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:42:04,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:42:04,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:42:04,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:42:04,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:42:04,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:42:04,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:42:04,345 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:42:04,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:42:04,346 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:42:04,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:42:04,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:42:04,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:42:04,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:42:04,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:42:04,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:42:04,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:42:04,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:42:04,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:42:04,348 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:42:04,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:42:04,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:42:04,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:42:04,349 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 -> 8f42eccc61d1255388ff7ebf96c2e2b48855489d [2020-10-20 01:42:04,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:42:04,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:42:04,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:42:04,584 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:42:04,584 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:42:04,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c [2020-10-20 01:42:04,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11a16610c/26bc9c51a771479ab7a2f82a46a6d1c4/FLAGedf5f39d8 [2020-10-20 01:42:05,178 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:42:05,179 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c [2020-10-20 01:42:05,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11a16610c/26bc9c51a771479ab7a2f82a46a6d1c4/FLAGedf5f39d8 [2020-10-20 01:42:05,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11a16610c/26bc9c51a771479ab7a2f82a46a6d1c4 [2020-10-20 01:42:05,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:42:05,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:42:05,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:05,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:42:05,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:42:05,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:05" (1/1) ... [2020-10-20 01:42:05,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28649494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:05, skipping insertion in model container [2020-10-20 01:42:05,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:05" (1/1) ... [2020-10-20 01:42:05,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:42:05,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:42:05,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:05,930 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:42:06,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:06,050 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:42:06,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06 WrapperNode [2020-10-20 01:42:06,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:06,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:06,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:42:06,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:42:06,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (1/1) ... [2020-10-20 01:42:06,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (1/1) ... [2020-10-20 01:42:06,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:06,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:42:06,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:42:06,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:42:06,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (1/1) ... [2020-10-20 01:42:06,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (1/1) ... [2020-10-20 01:42:06,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (1/1) ... [2020-10-20 01:42:06,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (1/1) ... [2020-10-20 01:42:06,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (1/1) ... [2020-10-20 01:42:06,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (1/1) ... [2020-10-20 01:42:06,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (1/1) ... [2020-10-20 01:42:06,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:42:06,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:42:06,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:42:06,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:42:06,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (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 01:42:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:42:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:42:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:42:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:42:07,013 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:42:07,013 INFO L298 CfgBuilder]: Removed 78 assume(true) statements. [2020-10-20 01:42:07,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:07 BoogieIcfgContainer [2020-10-20 01:42:07,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:42:07,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:42:07,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:42:07,022 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:42:07,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:42:05" (1/3) ... [2020-10-20 01:42:07,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b7df6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:07, skipping insertion in model container [2020-10-20 01:42:07,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:06" (2/3) ... [2020-10-20 01:42:07,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b7df6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:07, skipping insertion in model container [2020-10-20 01:42:07,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:07" (3/3) ... [2020-10-20 01:42:07,026 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product03.cil.c [2020-10-20 01:42:07,038 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:42:07,046 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:42:07,060 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:42:07,084 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:42:07,085 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:42:07,085 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:42:07,085 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:42:07,086 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:42:07,086 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:42:07,086 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:42:07,087 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:42:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2020-10-20 01:42:07,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:42:07,106 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:07,107 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 01:42:07,108 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:07,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:07,112 INFO L82 PathProgramCache]: Analyzing trace with hash -434430378, now seen corresponding path program 1 times [2020-10-20 01:42:07,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:07,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834212833] [2020-10-20 01:42:07,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:07,442 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 01:42:07,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834212833] [2020-10-20 01:42:07,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:07,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:07,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833313785] [2020-10-20 01:42:07,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:42:07,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:07,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:42:07,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:07,465 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 2 states. [2020-10-20 01:42:07,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:07,494 INFO L93 Difference]: Finished difference Result 122 states and 183 transitions. [2020-10-20 01:42:07,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:42:07,495 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:42:07,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:07,508 INFO L225 Difference]: With dead ends: 122 [2020-10-20 01:42:07,508 INFO L226 Difference]: Without dead ends: 59 [2020-10-20 01:42:07,512 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 01:42:07,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-10-20 01:42:07,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2020-10-20 01:42:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-10-20 01:42:07,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 82 transitions. [2020-10-20 01:42:07,556 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 82 transitions. Word has length 18 [2020-10-20 01:42:07,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:07,556 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 82 transitions. [2020-10-20 01:42:07,557 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:42:07,557 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2020-10-20 01:42:07,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:42:07,558 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:07,558 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 01:42:07,559 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:42:07,559 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:07,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:07,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1239838886, now seen corresponding path program 1 times [2020-10-20 01:42:07,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:07,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342674064] [2020-10-20 01:42:07,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:07,702 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 01:42:07,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342674064] [2020-10-20 01:42:07,703 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:07,703 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:07,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888923239] [2020-10-20 01:42:07,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:07,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:07,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:07,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:07,711 INFO L87 Difference]: Start difference. First operand 59 states and 82 transitions. Second operand 3 states. [2020-10-20 01:42:07,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:07,729 INFO L93 Difference]: Finished difference Result 59 states and 82 transitions. [2020-10-20 01:42:07,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:07,730 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:42:07,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:07,731 INFO L225 Difference]: With dead ends: 59 [2020-10-20 01:42:07,731 INFO L226 Difference]: Without dead ends: 31 [2020-10-20 01:42:07,732 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 01:42:07,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-10-20 01:42:07,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-10-20 01:42:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-20 01:42:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2020-10-20 01:42:07,738 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 19 [2020-10-20 01:42:07,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:07,739 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2020-10-20 01:42:07,739 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:07,739 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2020-10-20 01:42:07,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:07,741 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:07,741 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 01:42:07,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:42:07,741 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:07,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:07,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1370675903, now seen corresponding path program 1 times [2020-10-20 01:42:07,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:07,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332548065] [2020-10-20 01:42:07,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:07,854 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 01:42:07,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332548065] [2020-10-20 01:42:07,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:07,855 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:07,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082933203] [2020-10-20 01:42:07,856 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:07,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:07,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:07,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:07,857 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 6 states. [2020-10-20 01:42:08,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:08,100 INFO L93 Difference]: Finished difference Result 103 states and 151 transitions. [2020-10-20 01:42:08,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:08,101 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-20 01:42:08,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:08,102 INFO L225 Difference]: With dead ends: 103 [2020-10-20 01:42:08,102 INFO L226 Difference]: Without dead ends: 79 [2020-10-20 01:42:08,103 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 01:42:08,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-10-20 01:42:08,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 51. [2020-10-20 01:42:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-10-20 01:42:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 74 transitions. [2020-10-20 01:42:08,114 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 74 transitions. Word has length 24 [2020-10-20 01:42:08,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:08,115 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 74 transitions. [2020-10-20 01:42:08,115 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:08,115 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2020-10-20 01:42:08,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:08,116 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:08,117 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 01:42:08,117 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:42:08,117 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:08,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:08,118 INFO L82 PathProgramCache]: Analyzing trace with hash 437212194, now seen corresponding path program 1 times [2020-10-20 01:42:08,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:08,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101827025] [2020-10-20 01:42:08,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:08,198 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 01:42:08,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101827025] [2020-10-20 01:42:08,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:08,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:08,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518409] [2020-10-20 01:42:08,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:08,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:08,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:08,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:08,201 INFO L87 Difference]: Start difference. First operand 51 states and 74 transitions. Second operand 5 states. [2020-10-20 01:42:08,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:08,308 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2020-10-20 01:42:08,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:42:08,311 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-10-20 01:42:08,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:08,313 INFO L225 Difference]: With dead ends: 219 [2020-10-20 01:42:08,313 INFO L226 Difference]: Without dead ends: 175 [2020-10-20 01:42:08,314 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 01:42:08,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-20 01:42:08,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 87. [2020-10-20 01:42:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-20 01:42:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2020-10-20 01:42:08,333 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 24 [2020-10-20 01:42:08,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:08,333 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2020-10-20 01:42:08,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:08,334 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2020-10-20 01:42:08,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-20 01:42:08,335 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:08,335 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:08,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:42:08,336 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:08,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:08,336 INFO L82 PathProgramCache]: Analyzing trace with hash 1687550122, now seen corresponding path program 1 times [2020-10-20 01:42:08,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:08,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066931960] [2020-10-20 01:42:08,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:08,399 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 01:42:08,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066931960] [2020-10-20 01:42:08,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:08,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:08,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051588314] [2020-10-20 01:42:08,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:08,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:08,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:08,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:08,402 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand 5 states. [2020-10-20 01:42:08,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:08,473 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2020-10-20 01:42:08,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:42:08,473 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-10-20 01:42:08,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:08,474 INFO L225 Difference]: With dead ends: 271 [2020-10-20 01:42:08,474 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:42:08,476 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 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 01:42:08,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:42:08,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:42:08,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:42:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:42:08,477 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-10-20 01:42:08,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:08,478 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:42:08,478 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:42:08,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:42:08,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:42:08,481 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:42:08,751 INFO L274 CegarLoopResult]: For program point L217(lines 217 230) no Hoare annotation was computed. [2020-10-20 01:42:08,751 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:08,751 INFO L270 CegarLoopResult]: At program point L118(lines 113 121) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:08,752 INFO L270 CegarLoopResult]: At program point L118-1(lines 113 121) the Hoare annotation is: false [2020-10-20 01:42:08,752 INFO L270 CegarLoopResult]: At program point L118-2(lines 113 121) the Hoare annotation is: false [2020-10-20 01:42:08,752 INFO L274 CegarLoopResult]: For program point L845(lines 845 862) no Hoare annotation was computed. [2020-10-20 01:42:08,752 INFO L270 CegarLoopResult]: At program point L845-1(lines 1 874) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:08,752 INFO L274 CegarLoopResult]: For program point L845-2(lines 845 862) no Hoare annotation was computed. [2020-10-20 01:42:08,752 INFO L270 CegarLoopResult]: At program point L845-3(lines 1 874) the Hoare annotation is: false [2020-10-20 01:42:08,753 INFO L274 CegarLoopResult]: For program point L845-4(lines 845 862) no Hoare annotation was computed. [2020-10-20 01:42:08,753 INFO L270 CegarLoopResult]: At program point L845-5(lines 1 874) the Hoare annotation is: false [2020-10-20 01:42:08,753 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:42:08,753 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:42:08,753 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:42:08,753 INFO L270 CegarLoopResult]: At program point L350(lines 1 874) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:08,753 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:42:08,754 INFO L274 CegarLoopResult]: For program point L251(lines 251 255) no Hoare annotation was computed. [2020-10-20 01:42:08,754 INFO L274 CegarLoopResult]: For program point L251-3(lines 251 255) no Hoare annotation was computed. [2020-10-20 01:42:08,754 INFO L274 CegarLoopResult]: For program point L251-6(lines 251 255) no Hoare annotation was computed. [2020-10-20 01:42:08,755 INFO L270 CegarLoopResult]: At program point L235(lines 186 236) the Hoare annotation is: false [2020-10-20 01:42:08,755 INFO L274 CegarLoopResult]: For program point L188(lines 187 234) no Hoare annotation was computed. [2020-10-20 01:42:08,755 INFO L274 CegarLoopResult]: For program point L849(lines 849 859) no Hoare annotation was computed. [2020-10-20 01:42:08,755 INFO L274 CegarLoopResult]: For program point L849-2(lines 849 859) no Hoare annotation was computed. [2020-10-20 01:42:08,756 INFO L274 CegarLoopResult]: For program point L849-4(lines 849 859) no Hoare annotation was computed. [2020-10-20 01:42:08,756 INFO L270 CegarLoopResult]: At program point L288(lines 283 291) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:08,756 INFO L270 CegarLoopResult]: At program point L288-1(lines 283 291) the Hoare annotation is: false [2020-10-20 01:42:08,756 INFO L270 CegarLoopResult]: At program point L288-2(lines 283 291) the Hoare annotation is: false [2020-10-20 01:42:08,757 INFO L274 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-10-20 01:42:08,757 INFO L274 CegarLoopResult]: For program point L850(lines 850 856) no Hoare annotation was computed. [2020-10-20 01:42:08,757 INFO L274 CegarLoopResult]: For program point L850-2(lines 850 856) no Hoare annotation was computed. [2020-10-20 01:42:08,757 INFO L274 CegarLoopResult]: For program point L850-4(lines 850 856) no Hoare annotation was computed. [2020-10-20 01:42:08,758 INFO L270 CegarLoopResult]: At program point L834(lines 829 836) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:08,758 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:42:08,758 INFO L274 CegarLoopResult]: For program point L223(lines 223 229) no Hoare annotation was computed. [2020-10-20 01:42:08,758 INFO L270 CegarLoopResult]: At program point L223-1(lines 59 65) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:08,758 INFO L274 CegarLoopResult]: For program point L207(lines 207 213) no Hoare annotation was computed. [2020-10-20 01:42:08,759 INFO L270 CegarLoopResult]: At program point L207-1(lines 207 213) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:08,759 INFO L270 CegarLoopResult]: At program point L422(lines 418 424) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:08,759 INFO L270 CegarLoopResult]: At program point L59(lines 58 77) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:08,759 INFO L274 CegarLoopResult]: For program point L59-1(lines 59 65) no Hoare annotation was computed. [2020-10-20 01:42:08,760 INFO L270 CegarLoopResult]: At program point L59-2(lines 58 77) the Hoare annotation is: false [2020-10-20 01:42:08,760 INFO L270 CegarLoopResult]: At program point L59-3(lines 58 77) the Hoare annotation is: false [2020-10-20 01:42:08,760 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:08,760 INFO L277 CegarLoopResult]: At program point L456(lines 437 459) the Hoare annotation is: true [2020-10-20 01:42:08,761 INFO L270 CegarLoopResult]: At program point L374-2(lines 374 388) the Hoare annotation is: false [2020-10-20 01:42:08,761 INFO L274 CegarLoopResult]: For program point L275(lines 275 279) no Hoare annotation was computed. [2020-10-20 01:42:08,761 INFO L270 CegarLoopResult]: At program point L358(lines 353 361) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:08,762 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:42:08,762 INFO L274 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-10-20 01:42:08,762 INFO L274 CegarLoopResult]: For program point L871(line 871) no Hoare annotation was computed. [2020-10-20 01:42:08,762 INFO L274 CegarLoopResult]: For program point L871-1(line 871) no Hoare annotation was computed. [2020-10-20 01:42:08,762 INFO L274 CegarLoopResult]: For program point L871-2(line 871) no Hoare annotation was computed. [2020-10-20 01:42:08,763 INFO L274 CegarLoopResult]: For program point L162(lines 162 168) no Hoare annotation was computed. [2020-10-20 01:42:08,763 INFO L270 CegarLoopResult]: At program point L162-1(lines 162 168) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:08,763 INFO L274 CegarLoopResult]: For program point L378(lines 378 382) no Hoare annotation was computed. [2020-10-20 01:42:08,763 INFO L274 CegarLoopResult]: For program point L378-1(lines 59 65) no Hoare annotation was computed. [2020-10-20 01:42:08,763 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-20 01:42:08,764 INFO L274 CegarLoopResult]: For program point L197(lines 197 203) no Hoare annotation was computed. [2020-10-20 01:42:08,764 INFO L270 CegarLoopResult]: At program point L197-1(lines 197 203) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:08,764 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:42:08,764 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:08,765 INFO L270 CegarLoopResult]: At program point L66(lines 66 72) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:42:08,765 INFO L270 CegarLoopResult]: At program point L66-1(lines 66 72) the Hoare annotation is: false [2020-10-20 01:42:08,765 INFO L270 CegarLoopResult]: At program point L66-2(lines 66 72) the Hoare annotation is: false [2020-10-20 01:42:08,765 INFO L274 CegarLoopResult]: For program point L447(lines 447 454) no Hoare annotation was computed. [2020-10-20 01:42:08,765 INFO L277 CegarLoopResult]: At program point L447-1(lines 447 454) the Hoare annotation is: true [2020-10-20 01:42:08,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:42:08 BoogieIcfgContainer [2020-10-20 01:42:08,789 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:42:08,790 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:42:08,790 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:42:08,790 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:42:08,791 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:07" (3/4) ... [2020-10-20 01:42:08,795 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:42:08,810 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:42:08,810 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:42:08,811 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:42:08,811 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:42:08,812 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:42:08,813 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:08,813 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:08,844 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-10-20 01:42:08,844 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-10-20 01:42:08,844 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-10-20 01:42:08,847 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:42:08,898 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:42:08,899 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:42:08,901 INFO L168 Benchmark]: Toolchain (without parser) took 3458.79 ms. Allocated memory was 35.1 MB in the beginning and 56.6 MB in the end (delta: 21.5 MB). Free memory was 11.6 MB in the beginning and 11.4 MB in the end (delta: 116.4 kB). Peak memory consumption was 21.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:08,902 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 34.1 MB. Free memory was 19.2 MB in the beginning and 19.1 MB in the end (delta: 41.9 kB). Peak memory consumption was 41.9 kB. Max. memory is 14.3 GB. [2020-10-20 01:42:08,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.11 ms. Allocated memory was 35.1 MB in the beginning and 43.5 MB in the end (delta: 8.4 MB). Free memory was 10.7 MB in the beginning and 16.1 MB in the end (delta: -5.3 MB). Peak memory consumption was 8.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:08,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.24 ms. Allocated memory is still 43.5 MB. Free memory was 16.1 MB in the beginning and 24.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 3.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:08,903 INFO L168 Benchmark]: Boogie Preprocessor took 37.96 ms. Allocated memory is still 43.5 MB. Free memory was 24.2 MB in the beginning and 22.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:08,903 INFO L168 Benchmark]: RCFGBuilder took 825.31 ms. Allocated memory was 43.5 MB in the beginning and 46.7 MB in the end (delta: 3.1 MB). Free memory was 22.0 MB in the beginning and 23.3 MB in the end (delta: -1.3 MB). Peak memory consumption was 13.0 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:08,904 INFO L168 Benchmark]: TraceAbstraction took 1772.63 ms. Allocated memory was 46.7 MB in the beginning and 56.6 MB in the end (delta: 10.0 MB). Free memory was 22.9 MB in the beginning and 18.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 19.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:08,904 INFO L168 Benchmark]: Witness Printer took 109.52 ms. Allocated memory is still 56.6 MB. Free memory was 18.6 MB in the beginning and 11.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:08,908 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 34.1 MB. Free memory was 19.2 MB in the beginning and 19.1 MB in the end (delta: 41.9 kB). Peak memory consumption was 41.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 603.11 ms. Allocated memory was 35.1 MB in the beginning and 43.5 MB in the end (delta: 8.4 MB). Free memory was 10.7 MB in the beginning and 16.1 MB in the end (delta: -5.3 MB). Peak memory consumption was 8.8 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 99.24 ms. Allocated memory is still 43.5 MB. Free memory was 16.1 MB in the beginning and 24.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 3.5 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 37.96 ms. Allocated memory is still 43.5 MB. Free memory was 24.2 MB in the beginning and 22.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. * RCFGBuilder took 825.31 ms. Allocated memory was 43.5 MB in the beginning and 46.7 MB in the end (delta: 3.1 MB). Free memory was 22.0 MB in the beginning and 23.3 MB in the end (delta: -1.3 MB). Peak memory consumption was 13.0 MB. Max. memory is 14.3 GB. * TraceAbstraction took 1772.63 ms. Allocated memory was 46.7 MB in the beginning and 56.6 MB in the end (delta: 10.0 MB). Free memory was 22.9 MB in the beginning and 18.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 19.6 MB. Max. memory is 14.3 GB. * Witness Printer took 109.52 ms. Allocated memory is still 56.6 MB. Free memory was 18.6 MB in the beginning and 11.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 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: 59]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 66 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 285 SDtfs, 370 SDslu, 498 SDs, 0 SdLazy, 60 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 113 NumberOfFragments, 135 HoareAnnotationTreeSize, 27 FomulaSimplifications, 4447 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 105 ConstructedInterpolants, 0 QuantifiedInterpolants, 5261 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...