./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product08.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 f0335c6392c59c467837b14da92286fa43b99dfc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:26:35,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:26:35,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:26:35,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:26:35,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:26:35,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:26:35,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:26:35,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:26:35,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:26:35,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:26:35,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:26:35,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:26:35,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:26:35,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:26:35,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:26:35,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:26:35,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:26:35,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:26:35,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:26:35,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:26:35,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:26:35,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:26:35,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:26:35,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:26:35,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:26:35,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:26:35,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:26:35,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:26:35,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:26:35,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:26:35,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:26:35,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:26:35,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:26:35,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:26:35,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:26:35,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:26:35,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:26:35,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:26:35,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:26:35,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:26:35,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:26:35,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:26:35,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:26:35,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:26:35,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:26:35,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:26:35,244 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:26:35,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:26:35,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:26:35,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:26:35,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:26:35,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:26:35,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:26:35,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:26:35,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:26:35,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:26:35,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:26:35,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:26:35,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:26:35,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:26:35,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:26:35,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:26:35,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:26:35,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:26:35,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:26:35,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:26:35,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:26:35,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:26:35,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:26:35,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:26:35,252 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:26:35,252 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 -> f0335c6392c59c467837b14da92286fa43b99dfc [2019-11-28 17:26:35,614 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:26:35,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:26:35,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:26:35,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:26:35,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:26:35,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product08.cil.c [2019-11-28 17:26:35,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5b94b990/8764d7aaf0c347598a5ebae7fb7d905c/FLAGfe3406830 [2019-11-28 17:26:36,212 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:26:36,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product08.cil.c [2019-11-28 17:26:36,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5b94b990/8764d7aaf0c347598a5ebae7fb7d905c/FLAGfe3406830 [2019-11-28 17:26:36,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5b94b990/8764d7aaf0c347598a5ebae7fb7d905c [2019-11-28 17:26:36,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:26:36,560 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:26:36,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:36,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:26:36,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:26:36,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:36" (1/1) ... [2019-11-28 17:26:36,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1731b3ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:36, skipping insertion in model container [2019-11-28 17:26:36,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:36" (1/1) ... [2019-11-28 17:26:36,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:26:36,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:26:37,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:37,075 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:26:37,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:37,216 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:26:37,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37 WrapperNode [2019-11-28 17:26:37,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:37,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:37,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:26:37,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:26:37,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (1/1) ... [2019-11-28 17:26:37,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (1/1) ... [2019-11-28 17:26:37,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:37,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:26:37,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:26:37,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:26:37,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (1/1) ... [2019-11-28 17:26:37,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (1/1) ... [2019-11-28 17:26:37,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (1/1) ... [2019-11-28 17:26:37,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (1/1) ... [2019-11-28 17:26:37,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (1/1) ... [2019-11-28 17:26:37,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (1/1) ... [2019-11-28 17:26:37,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (1/1) ... [2019-11-28 17:26:37,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:26:37,338 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:26:37,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:26:37,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:26:37,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (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 17:26:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:26:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:26:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:26:37,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:26:38,096 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:26:38,096 INFO L287 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-28 17:26:38,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:38 BoogieIcfgContainer [2019-11-28 17:26:38,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:26:38,099 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:26:38,099 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:26:38,102 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:26:38,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:26:36" (1/3) ... [2019-11-28 17:26:38,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203b416c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:38, skipping insertion in model container [2019-11-28 17:26:38,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:37" (2/3) ... [2019-11-28 17:26:38,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203b416c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:38, skipping insertion in model container [2019-11-28 17:26:38,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:38" (3/3) ... [2019-11-28 17:26:38,106 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product08.cil.c [2019-11-28 17:26:38,116 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:26:38,123 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:26:38,134 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:26:38,155 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:26:38,156 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:26:38,156 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:26:38,156 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:26:38,156 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:26:38,156 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:26:38,157 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:26:38,157 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:26:38,172 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-11-28 17:26:38,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:26:38,179 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:38,180 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:38,181 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:38,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:38,187 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2019-11-28 17:26:38,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:38,195 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563819465] [2019-11-28 17:26:38,195 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:38,505 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 17:26:38,506 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563819465] [2019-11-28 17:26:38,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:38,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:38,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843540475] [2019-11-28 17:26:38,515 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:26:38,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:38,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:26:38,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:26:38,538 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-11-28 17:26:38,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:38,587 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2019-11-28 17:26:38,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:26:38,589 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:26:38,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:38,604 INFO L225 Difference]: With dead ends: 136 [2019-11-28 17:26:38,604 INFO L226 Difference]: Without dead ends: 67 [2019-11-28 17:26:38,611 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 17:26:38,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-28 17:26:38,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-11-28 17:26:38,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-28 17:26:38,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2019-11-28 17:26:38,673 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2019-11-28 17:26:38,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:38,673 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2019-11-28 17:26:38,674 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:26:38,674 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-11-28 17:26:38,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:26:38,676 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:38,676 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 17:26:38,677 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:38,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:38,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2019-11-28 17:26:38,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:38,679 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492180043] [2019-11-28 17:26:38,679 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:38,789 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 17:26:38,790 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492180043] [2019-11-28 17:26:38,790 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:38,790 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:26:38,790 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222287224] [2019-11-28 17:26:38,792 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:38,792 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:38,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:38,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:38,793 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2019-11-28 17:26:38,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:38,805 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2019-11-28 17:26:38,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:38,806 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:26:38,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:38,807 INFO L225 Difference]: With dead ends: 67 [2019-11-28 17:26:38,807 INFO L226 Difference]: Without dead ends: 33 [2019-11-28 17:26:38,808 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 17:26:38,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-28 17:26:38,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-28 17:26:38,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-28 17:26:38,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-28 17:26:38,814 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-28 17:26:38,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:38,814 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-28 17:26:38,814 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:38,814 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-28 17:26:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:26:38,815 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:38,816 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 17:26:38,816 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:38,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:38,816 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2019-11-28 17:26:38,817 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:38,817 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109360907] [2019-11-28 17:26:38,817 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:38,919 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 17:26:38,920 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109360907] [2019-11-28 17:26:38,920 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:38,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:38,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961102139] [2019-11-28 17:26:38,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:38,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:38,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:38,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:38,924 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 5 states. [2019-11-28 17:26:39,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:39,008 INFO L93 Difference]: Finished difference Result 83 states and 120 transitions. [2019-11-28 17:26:39,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:26:39,009 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-28 17:26:39,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:39,010 INFO L225 Difference]: With dead ends: 83 [2019-11-28 17:26:39,010 INFO L226 Difference]: Without dead ends: 56 [2019-11-28 17:26:39,011 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 17:26:39,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2019-11-28 17:26:39,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 52. [2019-11-28 17:26:39,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-28 17:26:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2019-11-28 17:26:39,021 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 22 [2019-11-28 17:26:39,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:39,022 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2019-11-28 17:26:39,022 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:39,022 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2019-11-28 17:26:39,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 17:26:39,023 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:39,023 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 17:26:39,024 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:39,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:39,024 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2019-11-28 17:26:39,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:39,025 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310805928] [2019-11-28 17:26:39,025 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:39,117 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 17:26:39,118 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310805928] [2019-11-28 17:26:39,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:39,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:39,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564222335] [2019-11-28 17:26:39,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:39,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:39,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:39,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:39,122 INFO L87 Difference]: Start difference. First operand 52 states and 75 transitions. Second operand 5 states. [2019-11-28 17:26:39,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:39,251 INFO L93 Difference]: Finished difference Result 189 states and 287 transitions. [2019-11-28 17:26:39,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:26:39,253 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 17:26:39,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:39,255 INFO L225 Difference]: With dead ends: 189 [2019-11-28 17:26:39,258 INFO L226 Difference]: Without dead ends: 143 [2019-11-28 17:26:39,259 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 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 17:26:39,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-11-28 17:26:39,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 92. [2019-11-28 17:26:39,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-11-28 17:26:39,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 131 transitions. [2019-11-28 17:26:39,287 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 131 transitions. Word has length 23 [2019-11-28 17:26:39,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:39,288 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 131 transitions. [2019-11-28 17:26:39,288 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:39,289 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 131 transitions. [2019-11-28 17:26:39,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:26:39,291 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:39,291 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 17:26:39,291 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:39,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:39,292 INFO L82 PathProgramCache]: Analyzing trace with hash -1869425907, now seen corresponding path program 1 times [2019-11-28 17:26:39,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:39,293 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723836860] [2019-11-28 17:26:39,293 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:39,406 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 17:26:39,406 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723836860] [2019-11-28 17:26:39,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:39,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:39,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839202871] [2019-11-28 17:26:39,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:39,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:39,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:39,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:39,409 INFO L87 Difference]: Start difference. First operand 92 states and 131 transitions. Second operand 5 states. [2019-11-28 17:26:39,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:39,507 INFO L93 Difference]: Finished difference Result 232 states and 343 transitions. [2019-11-28 17:26:39,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:26:39,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:26:39,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:39,508 INFO L225 Difference]: With dead ends: 232 [2019-11-28 17:26:39,508 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:26:39,510 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 17:26:39,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:26:39,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:26:39,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:26:39,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:26:39,511 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 17:26:39,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:39,511 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:26:39,512 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:39,512 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:26:39,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:26:39,514 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:26:39,998 INFO L246 CegarLoopResult]: For program point L828(lines 827 876) no Hoare annotation was computed. [2019-11-28 17:26:39,998 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2019-11-28 17:26:39,998 INFO L242 CegarLoopResult]: At program point L151(lines 1 893) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:26:39,999 INFO L246 CegarLoopResult]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-11-28 17:26:39,999 INFO L246 CegarLoopResult]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-11-28 17:26:39,999 INFO L246 CegarLoopResult]: For program point L52-6(lines 52 56) no Hoare annotation was computed. [2019-11-28 17:26:39,999 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:26:40,000 INFO L246 CegarLoopResult]: For program point L829(lines 829 833) no Hoare annotation was computed. [2019-11-28 17:26:40,000 INFO L246 CegarLoopResult]: For program point L797(lines 797 803) no Hoare annotation was computed. [2019-11-28 17:26:40,000 INFO L242 CegarLoopResult]: At program point L797-1(lines 797 803) 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 17:26:40,000 INFO L246 CegarLoopResult]: For program point L847(lines 847 853) no Hoare annotation was computed. [2019-11-28 17:26:40,000 INFO L242 CegarLoopResult]: At program point L847-1(lines 847 853) 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 17:26:40,001 INFO L242 CegarLoopResult]: At program point L121(lines 116 124) 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 17:26:40,001 INFO L242 CegarLoopResult]: At program point L121-1(lines 116 124) the Hoare annotation is: false [2019-11-28 17:26:40,001 INFO L242 CegarLoopResult]: At program point L121-2(lines 116 124) the Hoare annotation is: false [2019-11-28 17:26:40,001 INFO L246 CegarLoopResult]: For program point L865(lines 865 871) no Hoare annotation was computed. [2019-11-28 17:26:40,001 INFO L242 CegarLoopResult]: At program point L865-1(lines 668 674) 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 17:26:40,001 INFO L246 CegarLoopResult]: For program point L700(lines 700 717) no Hoare annotation was computed. [2019-11-28 17:26:40,002 INFO L246 CegarLoopResult]: For program point L700-1(lines 700 717) no Hoare annotation was computed. [2019-11-28 17:26:40,003 INFO L246 CegarLoopResult]: For program point L700-2(lines 700 717) no Hoare annotation was computed. [2019-11-28 17:26:40,004 INFO L242 CegarLoopResult]: At program point L89(lines 84 92) the Hoare annotation is: false [2019-11-28 17:26:40,004 INFO L242 CegarLoopResult]: At program point L89-1(lines 84 92) the Hoare annotation is: false [2019-11-28 17:26:40,004 INFO L242 CegarLoopResult]: At program point L89-2(lines 84 92) the Hoare annotation is: false [2019-11-28 17:26:40,005 INFO L242 CegarLoopResult]: At program point L668(lines 667 686) 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 17:26:40,005 INFO L246 CegarLoopResult]: For program point L668-1(lines 668 674) no Hoare annotation was computed. [2019-11-28 17:26:40,005 INFO L242 CegarLoopResult]: At program point L668-2(lines 667 686) the Hoare annotation is: false [2019-11-28 17:26:40,007 INFO L242 CegarLoopResult]: At program point L668-3(lines 667 686) the Hoare annotation is: false [2019-11-28 17:26:40,008 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:26:40,008 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2019-11-28 17:26:40,008 INFO L242 CegarLoopResult]: At program point L753(lines 748 756) 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 17:26:40,009 INFO L242 CegarLoopResult]: At program point L753-1(lines 748 756) the Hoare annotation is: false [2019-11-28 17:26:40,009 INFO L242 CegarLoopResult]: At program point L753-2(lines 748 756) the Hoare annotation is: false [2019-11-28 17:26:40,009 INFO L246 CegarLoopResult]: For program point L76(lines 76 80) no Hoare annotation was computed. [2019-11-28 17:26:40,009 INFO L249 CegarLoopResult]: At program point L258(lines 239 261) the Hoare annotation is: true [2019-11-28 17:26:40,010 INFO L242 CegarLoopResult]: At program point L225(lines 221 227) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ~waterLevel~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:26:40,010 INFO L246 CegarLoopResult]: For program point L704(lines 704 712) no Hoare annotation was computed. [2019-11-28 17:26:40,011 INFO L242 CegarLoopResult]: At program point L159(lines 154 162) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:26:40,015 INFO L246 CegarLoopResult]: For program point L704-1(lines 704 712) no Hoare annotation was computed. [2019-11-28 17:26:40,016 INFO L246 CegarLoopResult]: For program point L704-2(lines 704 712) no Hoare annotation was computed. [2019-11-28 17:26:40,016 INFO L242 CegarLoopResult]: At program point L176-2(lines 176 190) the Hoare annotation is: false [2019-11-28 17:26:40,016 INFO L246 CegarLoopResult]: For program point L837(lines 837 843) no Hoare annotation was computed. [2019-11-28 17:26:40,017 INFO L242 CegarLoopResult]: At program point L837-1(lines 837 843) 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 17:26:40,017 INFO L246 CegarLoopResult]: For program point L639(lines 639 652) no Hoare annotation was computed. [2019-11-28 17:26:40,017 INFO L242 CegarLoopResult]: At program point L639-1(lines 1 893) 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 17:26:40,017 INFO L246 CegarLoopResult]: For program point L639-2(lines 639 652) no Hoare annotation was computed. [2019-11-28 17:26:40,018 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:26:40,018 INFO L242 CegarLoopResult]: At program point L639-3(lines 1 893) the Hoare annotation is: false [2019-11-28 17:26:40,018 INFO L246 CegarLoopResult]: For program point L639-4(lines 639 652) no Hoare annotation was computed. [2019-11-28 17:26:40,018 INFO L242 CegarLoopResult]: At program point L639-5(lines 1 893) the Hoare annotation is: false [2019-11-28 17:26:40,025 INFO L246 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2019-11-28 17:26:40,025 INFO L242 CegarLoopResult]: At program point L675(lines 675 681) 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 17:26:40,027 INFO L242 CegarLoopResult]: At program point L675-1(lines 675 681) the Hoare annotation is: false [2019-11-28 17:26:40,027 INFO L242 CegarLoopResult]: At program point L675-2(lines 675 681) the Hoare annotation is: false [2019-11-28 17:26:40,027 INFO L246 CegarLoopResult]: For program point L64(lines 64 68) no Hoare annotation was computed. [2019-11-28 17:26:40,027 INFO L246 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2019-11-28 17:26:40,028 INFO L246 CegarLoopResult]: For program point L857(lines 857 872) no Hoare annotation was computed. [2019-11-28 17:26:40,029 INFO L246 CegarLoopResult]: For program point L890-1(line 890) no Hoare annotation was computed. [2019-11-28 17:26:40,029 INFO L246 CegarLoopResult]: For program point L890-2(line 890) no Hoare annotation was computed. [2019-11-28 17:26:40,029 INFO L246 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-11-28 17:26:40,029 INFO L246 CegarLoopResult]: For program point L180-1(lines 668 674) no Hoare annotation was computed. [2019-11-28 17:26:40,030 INFO L246 CegarLoopResult]: For program point L643(lines 643 649) no Hoare annotation was computed. [2019-11-28 17:26:40,030 INFO L246 CegarLoopResult]: For program point L643-2(lines 643 649) no Hoare annotation was computed. [2019-11-28 17:26:40,030 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:26:40,030 INFO L246 CegarLoopResult]: For program point L643-4(lines 643 649) no Hoare annotation was computed. [2019-11-28 17:26:40,030 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2019-11-28 17:26:40,031 INFO L242 CegarLoopResult]: At program point L744(lines 737 747) the Hoare annotation is: false [2019-11-28 17:26:40,031 INFO L242 CegarLoopResult]: At program point L744-1(lines 737 747) the Hoare annotation is: false [2019-11-28 17:26:40,031 INFO L242 CegarLoopResult]: At program point L744-2(lines 737 747) the Hoare annotation is: false [2019-11-28 17:26:40,032 INFO L246 CegarLoopResult]: For program point L249(lines 249 256) no Hoare annotation was computed. [2019-11-28 17:26:40,032 INFO L249 CegarLoopResult]: At program point L249-1(lines 249 256) the Hoare annotation is: true [2019-11-28 17:26:40,033 INFO L242 CegarLoopResult]: At program point L877(lines 826 878) the Hoare annotation is: false [2019-11-28 17:26:40,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:26:40 BoogieIcfgContainer [2019-11-28 17:26:40,062 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:26:40,063 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:26:40,063 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:26:40,063 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:26:40,064 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:38" (3/4) ... [2019-11-28 17:26:40,068 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:26:40,099 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:26:40,101 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:26:40,102 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:26:40,102 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:26:40,103 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:26:40,104 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:40,104 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:40,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:26:40,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:26:40,165 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:40,165 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:40,166 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:40,167 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:40,168 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:40,168 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:40,169 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:40,171 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:40,172 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:40,271 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:26:40,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:26:40,274 INFO L168 Benchmark]: Toolchain (without parser) took 3712.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 961.7 MB in the beginning and 866.8 MB in the end (delta: 94.9 MB). Peak memory consumption was 210.3 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:40,274 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:26:40,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -134.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:40,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:40,276 INFO L168 Benchmark]: Boogie Preprocessor took 38.42 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:26:40,277 INFO L168 Benchmark]: RCFGBuilder took 760.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:40,277 INFO L168 Benchmark]: TraceAbstraction took 1963.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 880.4 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.5 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:40,278 INFO L168 Benchmark]: Witness Printer took 208.61 ms. Allocated memory is still 1.1 GB. Free memory was 880.4 MB in the beginning and 866.8 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:40,280 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 655.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -134.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.42 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 760.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1963.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 880.4 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.5 MB. Max. memory is 11.5 GB. * Witness Printer took 208.61 ms. Allocated memory is still 1.1 GB. Free memory was 880.4 MB in the beginning and 866.8 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 890]: 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: 837]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 308 SDtfs, 451 SDslu, 258 SDs, 0 SdLazy, 59 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred 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, 55 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 94 NumberOfFragments, 182 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1716 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 273 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s 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...