./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product29.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_product29.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 91808fa59972e91d32c73c53b248d30b06ddb4c6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:24:17,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:24:17,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:24:17,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:24:17,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:24:17,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:24:17,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:24:17,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:24:17,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:24:17,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:24:17,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:24:17,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:24:17,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:24:17,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:24:17,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:24:17,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:24:17,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:24:17,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:24:17,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:24:17,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:24:17,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:24:17,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:24:17,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:24:17,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:24:17,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:24:17,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:24:17,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:24:17,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:24:17,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:24:17,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:24:17,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:24:17,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:24:17,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:24:17,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:24:17,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:24:17,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:24:17,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:24:17,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:24:17,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:24:17,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:24:17,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:24:17,167 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:24:17,203 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:24:17,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:24:17,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:24:17,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:24:17,209 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:24:17,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:24:17,212 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:24:17,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:24:17,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:24:17,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:24:17,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:24:17,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:24:17,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:24:17,215 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:24:17,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:24:17,216 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:24:17,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:24:17,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:24:17,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:24:17,218 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:24:17,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:24:17,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:17,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:24:17,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:24:17,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:24:17,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:24:17,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:24:17,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:24:17,222 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:24:17,222 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 -> 91808fa59972e91d32c73c53b248d30b06ddb4c6 [2019-11-28 17:24:17,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:24:17,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:24:17,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:24:17,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:24:17,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:24:17,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2019-11-28 17:24:17,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeeb69de1/ddfd1128853d4d098f8cd640131ecdf0/FLAG17cafafd5 [2019-11-28 17:24:18,136 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:24:18,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2019-11-28 17:24:18,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeeb69de1/ddfd1128853d4d098f8cd640131ecdf0/FLAG17cafafd5 [2019-11-28 17:24:18,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeeb69de1/ddfd1128853d4d098f8cd640131ecdf0 [2019-11-28 17:24:18,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:24:18,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:24:18,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:18,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:24:18,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:24:18,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:18" (1/1) ... [2019-11-28 17:24:18,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce65fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:18, skipping insertion in model container [2019-11-28 17:24:18,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:18" (1/1) ... [2019-11-28 17:24:18,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:24:18,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:24:19,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:19,054 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:24:19,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:19,202 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:24:19,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19 WrapperNode [2019-11-28 17:24:19,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:19,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:19,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:24:19,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:24:19,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:19,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:24:19,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:24:19,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:24:19,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:24:19,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:24:19,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:24:19,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:24:19,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (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 17:24:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:24:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:24:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:24:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:24:20,181 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:24:20,182 INFO L287 CfgBuilder]: Removed 156 assume(true) statements. [2019-11-28 17:24:20,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:20 BoogieIcfgContainer [2019-11-28 17:24:20,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:24:20,185 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:24:20,186 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:24:20,189 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:24:20,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:24:18" (1/3) ... [2019-11-28 17:24:20,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d0ce707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:20, skipping insertion in model container [2019-11-28 17:24:20,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (2/3) ... [2019-11-28 17:24:20,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d0ce707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:20, skipping insertion in model container [2019-11-28 17:24:20,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:20" (3/3) ... [2019-11-28 17:24:20,194 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product29.cil.c [2019-11-28 17:24:20,205 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:24:20,213 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:24:20,225 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:24:20,252 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:24:20,252 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:24:20,252 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:24:20,252 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:24:20,253 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:24:20,253 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:24:20,253 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:24:20,253 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:24:20,276 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-11-28 17:24:20,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:24:20,284 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:20,285 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:20,285 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:20,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:20,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2019-11-28 17:24:20,302 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:20,303 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133403720] [2019-11-28 17:24:20,303 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:20,601 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 17:24:20,602 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133403720] [2019-11-28 17:24:20,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:20,604 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:20,605 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937884317] [2019-11-28 17:24:20,610 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:24:20,611 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:20,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:24:20,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:20,629 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-11-28 17:24:20,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:20,698 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-11-28 17:24:20,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:24:20,700 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:24:20,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:20,718 INFO L225 Difference]: With dead ends: 204 [2019-11-28 17:24:20,719 INFO L226 Difference]: Without dead ends: 101 [2019-11-28 17:24:20,725 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 17:24:20,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-11-28 17:24:20,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-11-28 17:24:20,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-11-28 17:24:20,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-11-28 17:24:20,804 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-11-28 17:24:20,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:20,804 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-11-28 17:24:20,805 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:24:20,805 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-11-28 17:24:20,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:24:20,809 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:20,809 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 17:24:20,809 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:20,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:20,810 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2019-11-28 17:24:20,810 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:20,811 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455883698] [2019-11-28 17:24:20,811 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:20,964 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 17:24:20,964 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455883698] [2019-11-28 17:24:20,964 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:20,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:20,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587595146] [2019-11-28 17:24:20,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:20,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:20,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:20,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:20,969 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-11-28 17:24:20,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:20,990 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-11-28 17:24:20,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:20,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:24:20,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:20,992 INFO L225 Difference]: With dead ends: 101 [2019-11-28 17:24:20,992 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 17:24:20,995 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 17:24:20,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 17:24:21,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 17:24:21,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 17:24:21,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-11-28 17:24:21,004 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-11-28 17:24:21,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:21,004 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-11-28 17:24:21,004 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-11-28 17:24:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:24:21,005 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:21,006 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 17:24:21,006 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:21,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:21,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2019-11-28 17:24:21,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:21,007 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905672561] [2019-11-28 17:24:21,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:21,101 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 17:24:21,102 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905672561] [2019-11-28 17:24:21,102 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:21,102 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:21,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884646707] [2019-11-28 17:24:21,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:21,103 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:21,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:21,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:21,107 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2019-11-28 17:24:21,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:21,121 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-11-28 17:24:21,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:21,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 17:24:21,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:21,124 INFO L225 Difference]: With dead ends: 80 [2019-11-28 17:24:21,126 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 17:24:21,127 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:21,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 17:24:21,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 17:24:21,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 17:24:21,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-11-28 17:24:21,136 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-11-28 17:24:21,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:21,138 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-11-28 17:24:21,138 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:21,138 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-11-28 17:24:21,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:24:21,140 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:21,140 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 17:24:21,141 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:21,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:21,142 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2019-11-28 17:24:21,142 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:21,143 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576736205] [2019-11-28 17:24:21,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:21,269 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 17:24:21,270 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576736205] [2019-11-28 17:24:21,270 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:21,270 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:21,271 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221898664] [2019-11-28 17:24:21,272 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:21,272 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:21,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:21,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:21,273 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-11-28 17:24:21,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:21,422 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-11-28 17:24:21,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:24:21,423 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:24:21,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:21,425 INFO L225 Difference]: With dead ends: 204 [2019-11-28 17:24:21,425 INFO L226 Difference]: Without dead ends: 167 [2019-11-28 17:24:21,426 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 17:24:21,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-11-28 17:24:21,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-11-28 17:24:21,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-11-28 17:24:21,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-11-28 17:24:21,440 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-11-28 17:24:21,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:21,441 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-11-28 17:24:21,441 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-11-28 17:24:21,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-28 17:24:21,443 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:21,443 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, 1] [2019-11-28 17:24:21,444 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:21,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:21,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1795216542, now seen corresponding path program 1 times [2019-11-28 17:24:21,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:21,445 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304379898] [2019-11-28 17:24:21,446 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:21,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:21,513 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 17:24:21,513 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304379898] [2019-11-28 17:24:21,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:21,514 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:21,514 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179203482] [2019-11-28 17:24:21,514 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:21,515 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:21,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:21,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:21,516 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-11-28 17:24:21,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:21,589 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-11-28 17:24:21,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:21,590 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-28 17:24:21,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:21,590 INFO L225 Difference]: With dead ends: 174 [2019-11-28 17:24:21,591 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:24:21,592 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 17:24:21,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:24:21,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:24:21,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:24:21,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:24:21,593 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-28 17:24:21,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:21,594 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:24:21,594 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:21,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:24:21,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:24:21,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:24:21,945 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-11-28 17:24:21,945 INFO L246 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,946 INFO L246 CegarLoopResult]: For program point L234-2(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,946 INFO L246 CegarLoopResult]: For program point L234-3(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,946 INFO L246 CegarLoopResult]: For program point L234-5(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,946 INFO L246 CegarLoopResult]: For program point L234-6(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,946 INFO L246 CegarLoopResult]: For program point L234-8(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,947 INFO L246 CegarLoopResult]: For program point L234-9(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,947 INFO L246 CegarLoopResult]: For program point L234-11(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,947 INFO L246 CegarLoopResult]: For program point L234-12(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,947 INFO L246 CegarLoopResult]: For program point L234-14(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,947 INFO L246 CegarLoopResult]: For program point L234-15(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,948 INFO L246 CegarLoopResult]: For program point L234-17(lines 234 238) no Hoare annotation was computed. [2019-11-28 17:24:21,948 INFO L246 CegarLoopResult]: For program point L268(lines 268 274) no Hoare annotation was computed. [2019-11-28 17:24:21,949 INFO L242 CegarLoopResult]: At program point L268-1(lines 268 274) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:21,950 INFO L242 CegarLoopResult]: At program point L434(lines 1 937) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:21,950 INFO L242 CegarLoopResult]: At program point L304(lines 257 305) the Hoare annotation is: false [2019-11-28 17:24:21,951 INFO L242 CegarLoopResult]: At program point L372(lines 368 374) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:21,951 INFO L242 CegarLoopResult]: At program point L240(lines 225 243) the Hoare annotation is: false [2019-11-28 17:24:21,951 INFO L242 CegarLoopResult]: At program point L240-1(lines 225 243) the Hoare annotation is: false [2019-11-28 17:24:21,951 INFO L242 CegarLoopResult]: At program point L240-2(lines 225 243) the Hoare annotation is: false [2019-11-28 17:24:21,951 INFO L242 CegarLoopResult]: At program point L240-3(lines 225 243) the Hoare annotation is: false [2019-11-28 17:24:21,952 INFO L242 CegarLoopResult]: At program point L240-4(lines 225 243) the Hoare annotation is: false [2019-11-28 17:24:21,952 INFO L242 CegarLoopResult]: At program point L240-5(lines 225 243) the Hoare annotation is: false [2019-11-28 17:24:21,952 INFO L246 CegarLoopResult]: For program point L934(line 934) no Hoare annotation was computed. [2019-11-28 17:24:21,952 INFO L246 CegarLoopResult]: For program point L934-1(line 934) no Hoare annotation was computed. [2019-11-28 17:24:21,953 INFO L246 CegarLoopResult]: For program point L934-2(line 934) no Hoare annotation was computed. [2019-11-28 17:24:21,953 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-11-28 17:24:21,953 INFO L249 CegarLoopResult]: At program point L407(lines 388 410) the Hoare annotation is: true [2019-11-28 17:24:21,953 INFO L242 CegarLoopResult]: At program point L176(lines 169 179) the Hoare annotation is: false [2019-11-28 17:24:21,953 INFO L242 CegarLoopResult]: At program point L176-1(lines 169 179) the Hoare annotation is: false [2019-11-28 17:24:21,954 INFO L242 CegarLoopResult]: At program point L176-2(lines 169 179) the Hoare annotation is: false [2019-11-28 17:24:21,954 INFO L246 CegarLoopResult]: For program point L871(lines 871 875) no Hoare annotation was computed. [2019-11-28 17:24:21,954 INFO L242 CegarLoopResult]: At program point L442(lines 437 445) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:21,954 INFO L246 CegarLoopResult]: For program point L278(lines 278 284) no Hoare annotation was computed. [2019-11-28 17:24:21,955 INFO L242 CegarLoopResult]: At program point L278-1(lines 278 284) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:21,955 INFO L246 CegarLoopResult]: For program point L115(lines 115 132) no Hoare annotation was computed. [2019-11-28 17:24:21,955 INFO L246 CegarLoopResult]: For program point L115-1(lines 115 132) no Hoare annotation was computed. [2019-11-28 17:24:21,955 INFO L246 CegarLoopResult]: For program point L115-2(lines 115 132) no Hoare annotation was computed. [2019-11-28 17:24:21,955 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:24:21,955 INFO L242 CegarLoopResult]: At program point L185(lines 180 188) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:21,956 INFO L242 CegarLoopResult]: At program point L185-1(lines 180 188) the Hoare annotation is: false [2019-11-28 17:24:21,956 INFO L246 CegarLoopResult]: For program point L119(lines 119 127) no Hoare annotation was computed. [2019-11-28 17:24:21,956 INFO L242 CegarLoopResult]: At program point L185-2(lines 180 188) the Hoare annotation is: false [2019-11-28 17:24:21,956 INFO L246 CegarLoopResult]: For program point L119-1(lines 119 127) no Hoare annotation was computed. [2019-11-28 17:24:21,956 INFO L246 CegarLoopResult]: For program point L119-2(lines 119 127) no Hoare annotation was computed. [2019-11-28 17:24:21,956 INFO L246 CegarLoopResult]: For program point L847(lines 847 851) no Hoare annotation was computed. [2019-11-28 17:24:21,957 INFO L246 CegarLoopResult]: For program point L847-3(lines 847 851) no Hoare annotation was computed. [2019-11-28 17:24:21,957 INFO L246 CegarLoopResult]: For program point L847-6(lines 847 851) no Hoare annotation was computed. [2019-11-28 17:24:21,957 INFO L246 CegarLoopResult]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-11-28 17:24:21,957 INFO L246 CegarLoopResult]: For program point L89-1(lines 89 106) no Hoare annotation was computed. [2019-11-28 17:24:21,957 INFO L246 CegarLoopResult]: For program point L89-2(lines 89 106) no Hoare annotation was computed. [2019-11-28 17:24:21,958 INFO L246 CegarLoopResult]: For program point L89-3(lines 89 106) no Hoare annotation was computed. [2019-11-28 17:24:21,958 INFO L246 CegarLoopResult]: For program point L89-4(lines 89 106) no Hoare annotation was computed. [2019-11-28 17:24:21,958 INFO L246 CegarLoopResult]: For program point L89-5(lines 89 106) no Hoare annotation was computed. [2019-11-28 17:24:21,958 INFO L246 CegarLoopResult]: For program point L288(lines 288 299) no Hoare annotation was computed. [2019-11-28 17:24:21,958 INFO L242 CegarLoopResult]: At program point L57(lines 56 75) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:21,958 INFO L246 CegarLoopResult]: For program point L57-1(lines 57 63) no Hoare annotation was computed. [2019-11-28 17:24:21,959 INFO L242 CegarLoopResult]: At program point L57-2(lines 56 75) the Hoare annotation is: false [2019-11-28 17:24:21,959 INFO L242 CegarLoopResult]: At program point L57-3(lines 56 75) the Hoare annotation is: false [2019-11-28 17:24:21,959 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:24:21,959 INFO L242 CegarLoopResult]: At program point L884(lines 879 887) the Hoare annotation is: false [2019-11-28 17:24:21,960 INFO L242 CegarLoopResult]: At program point L884-1(lines 879 887) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:21,960 INFO L242 CegarLoopResult]: At program point L884-2(lines 879 887) the Hoare annotation is: false [2019-11-28 17:24:21,960 INFO L242 CegarLoopResult]: At program point L884-3(lines 879 887) the Hoare annotation is: false [2019-11-28 17:24:21,961 INFO L242 CegarLoopResult]: At program point L884-4(lines 879 887) the Hoare annotation is: false [2019-11-28 17:24:21,961 INFO L242 CegarLoopResult]: At program point L884-5(lines 879 887) the Hoare annotation is: false [2019-11-28 17:24:21,961 INFO L246 CegarLoopResult]: For program point L456(lines 456 469) no Hoare annotation was computed. [2019-11-28 17:24:21,961 INFO L242 CegarLoopResult]: At program point L456-1(lines 1 937) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:21,962 INFO L246 CegarLoopResult]: For program point L456-2(lines 456 469) no Hoare annotation was computed. [2019-11-28 17:24:21,962 INFO L242 CegarLoopResult]: At program point L456-3(lines 1 937) the Hoare annotation is: false [2019-11-28 17:24:21,962 INFO L246 CegarLoopResult]: For program point L456-4(lines 456 469) no Hoare annotation was computed. [2019-11-28 17:24:21,962 INFO L242 CegarLoopResult]: At program point L456-5(lines 1 937) the Hoare annotation is: false [2019-11-28 17:24:21,962 INFO L242 CegarLoopResult]: At program point L324-2(lines 324 338) the Hoare annotation is: false [2019-11-28 17:24:21,962 INFO L246 CegarLoopResult]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-11-28 17:24:21,963 INFO L246 CegarLoopResult]: For program point L93-1(lines 93 101) no Hoare annotation was computed. [2019-11-28 17:24:21,963 INFO L246 CegarLoopResult]: For program point L93-2(lines 93 101) no Hoare annotation was computed. [2019-11-28 17:24:21,963 INFO L246 CegarLoopResult]: For program point L93-3(lines 93 101) no Hoare annotation was computed. [2019-11-28 17:24:21,963 INFO L246 CegarLoopResult]: For program point L93-4(lines 93 101) no Hoare annotation was computed. [2019-11-28 17:24:21,963 INFO L246 CegarLoopResult]: For program point L93-5(lines 93 101) no Hoare annotation was computed. [2019-11-28 17:24:21,963 INFO L246 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2019-11-28 17:24:21,964 INFO L246 CegarLoopResult]: For program point L259(lines 258 303) no Hoare annotation was computed. [2019-11-28 17:24:21,964 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:24:21,964 INFO L246 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2019-11-28 17:24:21,964 INFO L246 CegarLoopResult]: For program point L294(lines 294 298) no Hoare annotation was computed. [2019-11-28 17:24:21,964 INFO L246 CegarLoopResult]: For program point L294-2(lines 57 63) no Hoare annotation was computed. [2019-11-28 17:24:21,964 INFO L246 CegarLoopResult]: For program point L460(lines 460 466) no Hoare annotation was computed. [2019-11-28 17:24:21,965 INFO L246 CegarLoopResult]: For program point L460-2(lines 460 466) no Hoare annotation was computed. [2019-11-28 17:24:21,965 INFO L246 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2019-11-28 17:24:21,965 INFO L246 CegarLoopResult]: For program point L460-4(lines 460 466) no Hoare annotation was computed. [2019-11-28 17:24:21,965 INFO L246 CegarLoopResult]: For program point L328-1(lines 57 63) no Hoare annotation was computed. [2019-11-28 17:24:21,966 INFO L242 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:21,966 INFO L242 CegarLoopResult]: At program point L64-1(lines 64 70) the Hoare annotation is: false [2019-11-28 17:24:21,966 INFO L242 CegarLoopResult]: At program point L64-2(lines 64 70) the Hoare annotation is: false [2019-11-28 17:24:21,966 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:24:21,966 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-11-28 17:24:21,967 INFO L242 CegarLoopResult]: At program point L925(lines 920 928) the Hoare annotation is: false [2019-11-28 17:24:21,967 INFO L242 CegarLoopResult]: At program point L925-1(lines 920 928) the Hoare annotation is: false [2019-11-28 17:24:21,967 INFO L246 CegarLoopResult]: For program point L859(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:24:21,967 INFO L242 CegarLoopResult]: At program point L925-2(lines 920 928) the Hoare annotation is: false [2019-11-28 17:24:21,967 INFO L242 CegarLoopResult]: At program point L925-3(lines 920 928) the Hoare annotation is: false [2019-11-28 17:24:21,967 INFO L242 CegarLoopResult]: At program point L925-4(lines 920 928) the Hoare annotation is: false [2019-11-28 17:24:21,968 INFO L242 CegarLoopResult]: At program point L925-5(lines 920 928) the Hoare annotation is: false [2019-11-28 17:24:21,968 INFO L246 CegarLoopResult]: For program point L398(lines 398 405) no Hoare annotation was computed. [2019-11-28 17:24:21,968 INFO L249 CegarLoopResult]: At program point L398-1(lines 398 405) the Hoare annotation is: true [2019-11-28 17:24:22,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:24:22 BoogieIcfgContainer [2019-11-28 17:24:22,006 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:24:22,007 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:24:22,007 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:24:22,007 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:24:22,009 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:20" (3/4) ... [2019-11-28 17:24:22,016 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:24:22,051 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:24:22,053 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:24:22,054 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:24:22,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:24:22,057 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:24:22,058 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:22,059 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:22,133 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:22,264 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:24:22,265 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:24:22,267 INFO L168 Benchmark]: Toolchain (without parser) took 3812.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 960.4 MB in the beginning and 891.6 MB in the end (delta: 68.8 MB). Peak memory consumption was 200.9 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,268 INFO L168 Benchmark]: CDTParser took 0.79 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 17:24:22,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -152.1 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.18 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,269 INFO L168 Benchmark]: Boogie Preprocessor took 48.79 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 17:24:22,269 INFO L168 Benchmark]: RCFGBuilder took 851.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,270 INFO L168 Benchmark]: TraceAbstraction took 1821.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 905.5 MB in the end (delta: 132.0 MB). Peak memory consumption was 132.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,270 INFO L168 Benchmark]: Witness Printer took 257.66 ms. Allocated memory is still 1.2 GB. Free memory was 905.5 MB in the beginning and 891.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,275 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 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 746.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -152.1 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.18 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.79 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 851.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1821.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 905.5 MB in the end (delta: 132.0 MB). Peak memory consumption was 132.0 MB. Max. memory is 11.5 GB. * Witness Printer took 257.66 ms. Allocated memory is still 1.2 GB. Free memory was 905.5 MB in the beginning and 891.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 934]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 934]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 934]: 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: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 412 SDtfs, 392 SDslu, 332 SDs, 0 SdLazy, 58 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, 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, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 77 NumberOfFragments, 135 HoareAnnotationTreeSize, 42 FomulaSimplifications, 930 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 158 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4745 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...