./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fdf87a043cfa0322a32123bf9fd837be20929f79 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:24:12,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:24:12,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:24:12,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:24:12,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:24:12,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:24:12,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:24:12,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:24:12,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:24:12,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:24:12,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:24:12,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:24:12,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:24:12,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:24:12,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:24:12,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:24:12,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:24:12,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:24:12,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:24:12,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:24:12,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:24:12,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:24:12,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:24:12,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:24:12,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:24:12,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:24:12,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:24:12,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:24:12,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:24:12,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:24:12,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:24:12,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:24:12,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:24:12,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:24:12,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:24:12,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:24:12,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:24:12,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:24:12,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:24:12,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:24:12,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:24:12,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:24:12,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:24:12,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:24:12,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:24:12,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:24:12,259 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:24:12,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:24:12,259 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:24:12,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:24:12,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:24:12,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:24:12,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:24:12,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:24:12,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:24:12,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:24:12,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:24:12,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:24:12,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:24:12,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:24:12,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:24:12,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:24:12,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:24:12,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:12,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:24:12,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:24:12,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:24:12,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:24:12,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:24:12,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:24:12,267 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:24:12,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdf87a043cfa0322a32123bf9fd837be20929f79 [2019-11-28 17:24:12,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:24:12,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:24:12,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:24:12,615 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:24:12,616 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:24:12,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2019-11-28 17:24:12,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b5bc3695/4a1ad16e214a4155a6964ea78368aefe/FLAG98a3bcd49 [2019-11-28 17:24:13,244 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:24:13,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2019-11-28 17:24:13,254 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b5bc3695/4a1ad16e214a4155a6964ea78368aefe/FLAG98a3bcd49 [2019-11-28 17:24:13,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b5bc3695/4a1ad16e214a4155a6964ea78368aefe [2019-11-28 17:24:13,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:24:13,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:24:13,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:13,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:24:13,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:24:13,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e727e30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13, skipping insertion in model container [2019-11-28 17:24:13,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:24:13,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:24:14,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:14,125 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:24:14,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:14,253 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:24:14,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14 WrapperNode [2019-11-28 17:24:14,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:14,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:14,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:24:14,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:24:14,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:14,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:24:14,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:24:14,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:24:14,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:24:14,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:24:14,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:24:14,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:24:14,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:24:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:24:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:24:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:24:15,208 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:24:15,208 INFO L287 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-28 17:24:15,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:15 BoogieIcfgContainer [2019-11-28 17:24:15,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:24:15,211 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:24:15,211 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:24:15,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:24:15,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:24:13" (1/3) ... [2019-11-28 17:24:15,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2f3f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:15, skipping insertion in model container [2019-11-28 17:24:15,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (2/3) ... [2019-11-28 17:24:15,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2f3f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:15, skipping insertion in model container [2019-11-28 17:24:15,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:15" (3/3) ... [2019-11-28 17:24:15,218 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product20.cil.c [2019-11-28 17:24:15,228 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:24:15,235 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:24:15,246 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:24:15,269 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:24:15,269 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:24:15,269 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:24:15,269 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:24:15,270 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:24:15,270 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:24:15,270 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:24:15,270 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:24:15,286 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2019-11-28 17:24:15,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:24:15,293 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:15,294 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:15,295 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:15,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:15,301 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2019-11-28 17:24:15,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:15,311 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444158974] [2019-11-28 17:24:15,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:15,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:15,619 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444158974] [2019-11-28 17:24:15,620 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:15,620 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:15,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7138654] [2019-11-28 17:24:15,628 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:24:15,628 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:15,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:24:15,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:15,641 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2019-11-28 17:24:15,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:15,674 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2019-11-28 17:24:15,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:24:15,676 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:24:15,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:15,689 INFO L225 Difference]: With dead ends: 148 [2019-11-28 17:24:15,690 INFO L226 Difference]: Without dead ends: 73 [2019-11-28 17:24:15,694 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:15,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-28 17:24:15,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-28 17:24:15,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-28 17:24:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2019-11-28 17:24:15,745 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2019-11-28 17:24:15,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:15,746 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2019-11-28 17:24:15,746 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:24:15,746 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2019-11-28 17:24:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:24:15,748 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:15,748 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:15,749 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:15,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:15,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2019-11-28 17:24:15,750 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:15,750 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454840354] [2019-11-28 17:24:15,751 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:15,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:15,935 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454840354] [2019-11-28 17:24:15,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:15,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:15,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705805110] [2019-11-28 17:24:15,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:15,938 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:15,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:15,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:15,939 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2019-11-28 17:24:15,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:15,964 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2019-11-28 17:24:15,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:15,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:24:15,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:15,968 INFO L225 Difference]: With dead ends: 73 [2019-11-28 17:24:15,968 INFO L226 Difference]: Without dead ends: 35 [2019-11-28 17:24:15,970 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:15,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-28 17:24:15,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-28 17:24:15,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-28 17:24:15,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-11-28 17:24:15,984 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2019-11-28 17:24:15,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:15,984 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-11-28 17:24:15,984 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:15,985 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-11-28 17:24:15,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:24:15,987 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:15,987 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:15,988 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:15,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:15,988 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2019-11-28 17:24:15,988 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:15,989 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116403995] [2019-11-28 17:24:15,990 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:16,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:16,141 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116403995] [2019-11-28 17:24:16,142 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:16,142 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:24:16,142 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103527676] [2019-11-28 17:24:16,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:16,143 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:16,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:16,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:16,146 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 5 states. [2019-11-28 17:24:16,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:16,245 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-11-28 17:24:16,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:24:16,246 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-28 17:24:16,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:16,248 INFO L225 Difference]: With dead ends: 87 [2019-11-28 17:24:16,248 INFO L226 Difference]: Without dead ends: 58 [2019-11-28 17:24:16,249 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:24:16,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2019-11-28 17:24:16,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2019-11-28 17:24:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-11-28 17:24:16,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 78 transitions. [2019-11-28 17:24:16,266 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 78 transitions. Word has length 22 [2019-11-28 17:24:16,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:16,267 INFO L462 AbstractCegarLoop]: Abstraction has 54 states and 78 transitions. [2019-11-28 17:24:16,267 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:16,267 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2019-11-28 17:24:16,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 17:24:16,269 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:16,269 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:16,269 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:16,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:16,270 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2019-11-28 17:24:16,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:16,271 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660846415] [2019-11-28 17:24:16,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:16,351 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660846415] [2019-11-28 17:24:16,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:16,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:16,352 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329399849] [2019-11-28 17:24:16,353 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:16,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:16,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:16,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:16,355 INFO L87 Difference]: Start difference. First operand 54 states and 78 transitions. Second operand 5 states. [2019-11-28 17:24:16,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:16,495 INFO L93 Difference]: Finished difference Result 256 states and 391 transitions. [2019-11-28 17:24:16,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:24:16,496 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 17:24:16,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:16,502 INFO L225 Difference]: With dead ends: 256 [2019-11-28 17:24:16,503 INFO L226 Difference]: Without dead ends: 208 [2019-11-28 17:24:16,505 INFO L630 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 [2019-11-28 17:24:16,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2019-11-28 17:24:16,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 96. [2019-11-28 17:24:16,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-11-28 17:24:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 139 transitions. [2019-11-28 17:24:16,530 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 139 transitions. Word has length 23 [2019-11-28 17:24:16,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:16,530 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 139 transitions. [2019-11-28 17:24:16,531 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:16,531 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2019-11-28 17:24:16,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:24:16,533 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:16,533 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:16,534 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:16,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:16,535 INFO L82 PathProgramCache]: Analyzing trace with hash -207760452, now seen corresponding path program 1 times [2019-11-28 17:24:16,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:16,535 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480647864] [2019-11-28 17:24:16,536 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:16,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:16,639 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480647864] [2019-11-28 17:24:16,639 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:16,639 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:16,639 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930948394] [2019-11-28 17:24:16,640 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:16,640 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:16,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:16,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:16,642 INFO L87 Difference]: Start difference. First operand 96 states and 139 transitions. Second operand 5 states. [2019-11-28 17:24:16,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:16,720 INFO L93 Difference]: Finished difference Result 286 states and 425 transitions. [2019-11-28 17:24:16,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:16,721 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:24:16,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:16,721 INFO L225 Difference]: With dead ends: 286 [2019-11-28 17:24:16,721 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:24:16,724 INFO L630 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 [2019-11-28 17:24:16,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:24:16,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:24:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:24:16,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:24:16,725 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 17:24:16,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:16,726 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:24:16,726 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:24:16,727 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:24:16,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:24:17,130 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-28 17:24:17,130 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:24:17,131 INFO L246 CegarLoopResult]: For program point L185(lines 185 191) no Hoare annotation was computed. [2019-11-28 17:24:17,131 INFO L242 CegarLoopResult]: At program point L185-1(lines 185 191) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,131 INFO L246 CegarLoopResult]: For program point L203(lines 203 209) no Hoare annotation was computed. [2019-11-28 17:24:17,131 INFO L242 CegarLoopResult]: At program point L203-1(lines 239 245) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,132 INFO L242 CegarLoopResult]: At program point L451(lines 446 454) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,132 INFO L242 CegarLoopResult]: At program point L451-1(lines 446 454) the Hoare annotation is: false [2019-11-28 17:24:17,132 INFO L242 CegarLoopResult]: At program point L451-2(lines 446 454) the Hoare annotation is: false [2019-11-28 17:24:17,132 INFO L246 CegarLoopResult]: For program point L271(lines 271 288) no Hoare annotation was computed. [2019-11-28 17:24:17,132 INFO L246 CegarLoopResult]: For program point L271-1(lines 271 288) no Hoare annotation was computed. [2019-11-28 17:24:17,132 INFO L246 CegarLoopResult]: For program point L271-2(lines 271 288) no Hoare annotation was computed. [2019-11-28 17:24:17,133 INFO L246 CegarLoopResult]: For program point L139(lines 139 146) no Hoare annotation was computed. [2019-11-28 17:24:17,133 INFO L249 CegarLoopResult]: At program point L139-1(lines 139 146) the Hoare annotation is: true [2019-11-28 17:24:17,134 INFO L246 CegarLoopResult]: For program point L387(lines 387 393) no Hoare annotation was computed. [2019-11-28 17:24:17,134 INFO L242 CegarLoopResult]: At program point L387-1(lines 387 393) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,135 INFO L242 CegarLoopResult]: At program point L239(lines 238 257) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,135 INFO L246 CegarLoopResult]: For program point L239-1(lines 239 245) no Hoare annotation was computed. [2019-11-28 17:24:17,135 INFO L242 CegarLoopResult]: At program point L239-2(lines 238 257) the Hoare annotation is: false [2019-11-28 17:24:17,135 INFO L242 CegarLoopResult]: At program point L239-3(lines 238 257) the Hoare annotation is: false [2019-11-28 17:24:17,136 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:24:17,136 INFO L246 CegarLoopResult]: For program point L438(lines 438 442) no Hoare annotation was computed. [2019-11-28 17:24:17,136 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-28 17:24:17,137 INFO L242 CegarLoopResult]: At program point L885(lines 1 922) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:24:17,137 INFO L246 CegarLoopResult]: For program point L373(lines 373 377) no Hoare annotation was computed. [2019-11-28 17:24:17,137 INFO L246 CegarLoopResult]: For program point L373-2(lines 373 377) no Hoare annotation was computed. [2019-11-28 17:24:17,137 INFO L246 CegarLoopResult]: For program point L373-3(lines 373 377) no Hoare annotation was computed. [2019-11-28 17:24:17,138 INFO L246 CegarLoopResult]: For program point L373-5(lines 373 377) no Hoare annotation was computed. [2019-11-28 17:24:17,138 INFO L246 CegarLoopResult]: For program point L175(lines 175 181) no Hoare annotation was computed. [2019-11-28 17:24:17,138 INFO L246 CegarLoopResult]: For program point L373-6(lines 373 377) no Hoare annotation was computed. [2019-11-28 17:24:17,139 INFO L242 CegarLoopResult]: At program point L175-1(lines 175 181) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,139 INFO L246 CegarLoopResult]: For program point L373-8(lines 373 377) no Hoare annotation was computed. [2019-11-28 17:24:17,140 INFO L242 CegarLoopResult]: At program point L324(lines 319 327) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,141 INFO L242 CegarLoopResult]: At program point L324-1(lines 319 327) the Hoare annotation is: false [2019-11-28 17:24:17,142 INFO L242 CegarLoopResult]: At program point L324-2(lines 319 327) the Hoare annotation is: false [2019-11-28 17:24:17,142 INFO L246 CegarLoopResult]: For program point L275(lines 275 283) no Hoare annotation was computed. [2019-11-28 17:24:17,143 INFO L246 CegarLoopResult]: For program point L275-1(lines 275 283) no Hoare annotation was computed. [2019-11-28 17:24:17,146 INFO L246 CegarLoopResult]: For program point L275-2(lines 275 283) no Hoare annotation was computed. [2019-11-28 17:24:17,146 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-11-28 17:24:17,147 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-11-28 17:24:17,147 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-11-28 17:24:17,147 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:24:17,147 INFO L242 CegarLoopResult]: At program point L61-2(lines 61 75) the Hoare annotation is: false [2019-11-28 17:24:17,147 INFO L246 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2019-11-28 17:24:17,148 INFO L242 CegarLoopResult]: At program point L112(lines 108 114) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:24:17,148 INFO L242 CegarLoopResult]: At program point L492(lines 487 495) the Hoare annotation is: false [2019-11-28 17:24:17,149 INFO L242 CegarLoopResult]: At program point L492-1(lines 487 495) the Hoare annotation is: false [2019-11-28 17:24:17,149 INFO L246 CegarLoopResult]: For program point L426(lines 426 430) no Hoare annotation was computed. [2019-11-28 17:24:17,149 INFO L242 CegarLoopResult]: At program point L492-2(lines 487 495) the Hoare annotation is: false [2019-11-28 17:24:17,158 INFO L246 CegarLoopResult]: For program point L195(lines 195 210) no Hoare annotation was computed. [2019-11-28 17:24:17,158 INFO L246 CegarLoopResult]: For program point L906(lines 906 919) no Hoare annotation was computed. [2019-11-28 17:24:17,158 INFO L242 CegarLoopResult]: At program point L906-1(lines 1 922) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,159 INFO L246 CegarLoopResult]: For program point L906-2(lines 906 919) no Hoare annotation was computed. [2019-11-28 17:24:17,159 INFO L242 CegarLoopResult]: At program point L906-3(lines 1 922) the Hoare annotation is: false [2019-11-28 17:24:17,159 INFO L246 CegarLoopResult]: For program point L906-4(lines 906 919) no Hoare annotation was computed. [2019-11-28 17:24:17,159 INFO L242 CegarLoopResult]: At program point L906-5(lines 1 922) the Hoare annotation is: false [2019-11-28 17:24:17,160 INFO L242 CegarLoopResult]: At program point L246(lines 246 252) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,160 INFO L242 CegarLoopResult]: At program point L246-1(lines 246 252) the Hoare annotation is: false [2019-11-28 17:24:17,160 INFO L242 CegarLoopResult]: At program point L246-2(lines 246 252) the Hoare annotation is: false [2019-11-28 17:24:17,160 INFO L246 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-11-28 17:24:17,161 INFO L246 CegarLoopResult]: For program point L65-1(lines 239 245) no Hoare annotation was computed. [2019-11-28 17:24:17,161 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:24:17,161 INFO L242 CegarLoopResult]: At program point L379(lines 364 382) the Hoare annotation is: false [2019-11-28 17:24:17,161 INFO L242 CegarLoopResult]: At program point L379-1(lines 364 382) the Hoare annotation is: false [2019-11-28 17:24:17,162 INFO L242 CegarLoopResult]: At program point L379-2(lines 364 382) the Hoare annotation is: false [2019-11-28 17:24:17,162 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-28 17:24:17,163 INFO L249 CegarLoopResult]: At program point L148(lines 129 151) the Hoare annotation is: true [2019-11-28 17:24:17,163 INFO L242 CegarLoopResult]: At program point L215(lines 164 216) the Hoare annotation is: false [2019-11-28 17:24:17,163 INFO L246 CegarLoopResult]: For program point L166(lines 165 214) no Hoare annotation was computed. [2019-11-28 17:24:17,163 INFO L246 CegarLoopResult]: For program point L414(lines 414 418) no Hoare annotation was computed. [2019-11-28 17:24:17,164 INFO L242 CegarLoopResult]: At program point L893(lines 888 896) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:24:17,166 INFO L246 CegarLoopResult]: For program point L414-3(lines 414 418) no Hoare annotation was computed. [2019-11-28 17:24:17,166 INFO L246 CegarLoopResult]: For program point L414-6(lines 414 418) no Hoare annotation was computed. [2019-11-28 17:24:17,167 INFO L246 CegarLoopResult]: For program point L910(lines 910 916) no Hoare annotation was computed. [2019-11-28 17:24:17,167 INFO L246 CegarLoopResult]: For program point L910-2(lines 910 916) no Hoare annotation was computed. [2019-11-28 17:24:17,167 INFO L246 CegarLoopResult]: For program point L910-4(lines 910 916) no Hoare annotation was computed. [2019-11-28 17:24:17,168 INFO L246 CegarLoopResult]: For program point L167(lines 167 171) no Hoare annotation was computed. [2019-11-28 17:24:17,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:24:17 BoogieIcfgContainer [2019-11-28 17:24:17,212 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:24:17,212 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:24:17,212 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:24:17,213 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:24:17,213 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:15" (3/4) ... [2019-11-28 17:24:17,217 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:24:17,235 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:24:17,236 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:24:17,237 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:24:17,238 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:24:17,238 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:24:17,239 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:17,240 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:17,273 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:24:17,274 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:24:17,274 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,275 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,275 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,276 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,276 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,276 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,278 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,337 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:24:17,338 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:24:17,340 INFO L168 Benchmark]: Toolchain (without parser) took 3774.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.0 MB in the beginning and 897.4 MB in the end (delta: 53.6 MB). Peak memory consumption was 189.9 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,340 INFO L168 Benchmark]: CDTParser took 0.93 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:24:17,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,341 INFO L168 Benchmark]: Boogie Preprocessor took 43.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:24:17,342 INFO L168 Benchmark]: RCFGBuilder took 835.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,343 INFO L168 Benchmark]: TraceAbstraction took 2001.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.0 MB in the end (delta: 152.0 MB). Peak memory consumption was 152.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,343 INFO L168 Benchmark]: Witness Printer took 125.56 ms. Allocated memory is still 1.2 GB. Free memory was 904.0 MB in the beginning and 897.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 687.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 835.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2001.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.0 MB in the end (delta: 152.0 MB). Peak memory consumption was 152.0 MB. Max. memory is 11.5 GB. * Witness Printer took 125.56 ms. Allocated memory is still 1.2 GB. Free memory was 904.0 MB in the beginning and 897.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 238]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 331 SDtfs, 509 SDslu, 328 SDs, 0 SdLazy, 49 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred 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, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 182 HoareAnnotationTreeSize, 32 FomulaSimplifications, 3991 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 141 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4057 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...