./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer --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 0.1.24-cad4683 [2019-10-22 09:01:24,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:24,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:24,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:24,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:24,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:24,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:24,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:24,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:24,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:24,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:24,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:24,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:24,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:24,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:24,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:24,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:24,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:24,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:24,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:24,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:24,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:24,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:24,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:24,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:24,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:24,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:24,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:24,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:24,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:24,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:24,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:24,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:24,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:24,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:24,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:24,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:24,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:24,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:24,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:24,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:24,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 09:01:24,329 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:24,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:24,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:24,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:24,333 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:24,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:24,334 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:01:24,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:24,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:01:24,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:24,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:01:24,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:01:24,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:01:24,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:01:24,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:01:24,336 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:24,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:01:24,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:24,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:24,337 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:01:24,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:01:24,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:24,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:24,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:01:24,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:01:24,338 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:01:24,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:01:24,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:01:24,338 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer 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 [2019-10-22 09:01:24,374 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:24,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:24,392 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:24,393 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:24,394 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:24,394 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2019-10-22 09:01:24,444 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/data/359cded10/1ee6433005b8470db117825319a89b7d/FLAG7d6695cae [2019-10-22 09:01:24,865 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:24,865 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2019-10-22 09:01:24,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/data/359cded10/1ee6433005b8470db117825319a89b7d/FLAG7d6695cae [2019-10-22 09:01:24,886 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/data/359cded10/1ee6433005b8470db117825319a89b7d [2019-10-22 09:01:24,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:24,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:01:24,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:24,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:24,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:24,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:24" (1/1) ... [2019-10-22 09:01:24,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d558fb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:24, skipping insertion in model container [2019-10-22 09:01:24,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:24" (1/1) ... [2019-10-22 09:01:24,904 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:24,941 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:25,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:25,307 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:25,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:25,401 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:25,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25 WrapperNode [2019-10-22 09:01:25,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:25,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:25,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:01:25,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:01:25,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:25,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:25,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:25,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:25,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:25,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:25,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:25,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:25,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/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 [2019-10-22 09:01:25,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:01:25,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 09:01:25,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:25,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:26,312 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:26,312 INFO L284 CfgBuilder]: Removed 156 assume(true) statements. [2019-10-22 09:01:26,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:26 BoogieIcfgContainer [2019-10-22 09:01:26,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:26,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:01:26,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:01:26,320 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:01:26,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:01:24" (1/3) ... [2019-10-22 09:01:26,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4da739cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:26, skipping insertion in model container [2019-10-22 09:01:26,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (2/3) ... [2019-10-22 09:01:26,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4da739cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:26, skipping insertion in model container [2019-10-22 09:01:26,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:26" (3/3) ... [2019-10-22 09:01:26,324 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product29.cil.c [2019-10-22 09:01:26,334 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:01:26,341 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 09:01:26,351 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 09:01:26,376 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:01:26,376 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 09:01:26,376 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:01:26,376 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:26,379 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:26,379 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:01:26,379 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:26,380 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:01:26,398 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-10-22 09:01:26,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 09:01:26,405 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,405 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:26,407 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:26,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2019-10-22 09:01:26,419 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,419 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915905021] [2019-10-22 09:01:26,419 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,419 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,420 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,637 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915905021] [2019-10-22 09:01:26,638 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,638 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:01:26,639 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840937591] [2019-10-22 09:01:26,643 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 09:01:26,643 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 09:01:26,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 09:01:26,659 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-10-22 09:01:26,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,689 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-10-22 09:01:26,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 09:01:26,690 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 09:01:26,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,702 INFO L225 Difference]: With dead ends: 204 [2019-10-22 09:01:26,702 INFO L226 Difference]: Without dead ends: 101 [2019-10-22 09:01:26,705 INFO L600 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 [2019-10-22 09:01:26,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-10-22 09:01:26,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-10-22 09:01:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-10-22 09:01:26,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-10-22 09:01:26,742 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-10-22 09:01:26,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:26,742 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-10-22 09:01:26,742 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 09:01:26,742 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-10-22 09:01:26,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 09:01:26,743 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,744 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:26,744 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:26,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,744 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2019-10-22 09:01:26,745 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,745 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784170137] [2019-10-22 09:01:26,745 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,745 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,745 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,824 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784170137] [2019-10-22 09:01:26,824 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,824 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:01:26,824 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940307079] [2019-10-22 09:01:26,826 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:26,826 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:26,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:26,827 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-10-22 09:01:26,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,839 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-10-22 09:01:26,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:26,840 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 09:01:26,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,841 INFO L225 Difference]: With dead ends: 101 [2019-10-22 09:01:26,841 INFO L226 Difference]: Without dead ends: 43 [2019-10-22 09:01:26,842 INFO L600 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 [2019-10-22 09:01:26,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-10-22 09:01:26,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-10-22 09:01:26,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-10-22 09:01:26,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-10-22 09:01:26,847 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-10-22 09:01:26,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:26,848 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-10-22 09:01:26,848 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:26,848 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-10-22 09:01:26,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 09:01:26,849 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,849 INFO L380 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] [2019-10-22 09:01:26,849 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:26,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2019-10-22 09:01:26,850 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,850 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890526833] [2019-10-22 09:01:26,850 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,850 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,850 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,916 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890526833] [2019-10-22 09:01:26,916 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,917 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:01:26,917 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955393352] [2019-10-22 09:01:26,917 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:26,917 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:26,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:26,918 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2019-10-22 09:01:26,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,926 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-10-22 09:01:26,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:26,927 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-10-22 09:01:26,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,928 INFO L225 Difference]: With dead ends: 80 [2019-10-22 09:01:26,928 INFO L226 Difference]: Without dead ends: 43 [2019-10-22 09:01:26,929 INFO L600 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 [2019-10-22 09:01:26,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-10-22 09:01:26,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-10-22 09:01:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-10-22 09:01:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-10-22 09:01:26,934 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-10-22 09:01:26,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:26,934 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-10-22 09:01:26,935 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-10-22 09:01:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 09:01:26,936 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,936 INFO L380 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] [2019-10-22 09:01:26,936 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:26,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2019-10-22 09:01:26,937 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,937 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018097201] [2019-10-22 09:01:26,937 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,937 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,937 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,998 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018097201] [2019-10-22 09:01:26,998 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,998 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:26,998 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649210103] [2019-10-22 09:01:26,999 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:26,999 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:26,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:26,999 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-10-22 09:01:27,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:27,096 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-10-22 09:01:27,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 09:01:27,097 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-10-22 09:01:27,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:27,098 INFO L225 Difference]: With dead ends: 204 [2019-10-22 09:01:27,098 INFO L226 Difference]: Without dead ends: 167 [2019-10-22 09:01:27,099 INFO L600 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 [2019-10-22 09:01:27,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-10-22 09:01:27,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-10-22 09:01:27,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-10-22 09:01:27,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-10-22 09:01:27,109 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-10-22 09:01:27,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:27,110 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-10-22 09:01:27,110 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-10-22 09:01:27,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 09:01:27,111 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:27,111 INFO L380 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] [2019-10-22 09:01:27,111 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:27,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:27,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1795216542, now seen corresponding path program 1 times [2019-10-22 09:01:27,112 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:27,112 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754801602] [2019-10-22 09:01:27,112 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:27,112 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:27,112 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:27,170 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754801602] [2019-10-22 09:01:27,171 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:27,171 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:27,171 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013299832] [2019-10-22 09:01:27,171 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:27,172 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:27,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:27,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:27,172 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-10-22 09:01:27,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:27,229 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-10-22 09:01:27,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:01:27,230 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-10-22 09:01:27,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:27,231 INFO L225 Difference]: With dead ends: 174 [2019-10-22 09:01:27,231 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 09:01:27,232 INFO L600 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 [2019-10-22 09:01:27,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 09:01:27,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 09:01:27,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 09:01:27,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 09:01:27,232 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-10-22 09:01:27,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:27,233 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:01:27,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:27,233 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:01:27,233 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 09:01:27,238 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 09:01:27,554 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,554 INFO L443 ceAbstractionStarter]: For program point L234-2(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,554 INFO L443 ceAbstractionStarter]: For program point L234-3(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,554 INFO L443 ceAbstractionStarter]: For program point L234-5(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,555 INFO L443 ceAbstractionStarter]: For program point L234-6(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,555 INFO L443 ceAbstractionStarter]: For program point L234-8(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,555 INFO L443 ceAbstractionStarter]: For program point L234-9(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,556 INFO L443 ceAbstractionStarter]: For program point L234-11(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,556 INFO L443 ceAbstractionStarter]: For program point L234-12(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,556 INFO L443 ceAbstractionStarter]: For program point L234-14(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,556 INFO L443 ceAbstractionStarter]: For program point L234-15(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,556 INFO L443 ceAbstractionStarter]: For program point L234-17(lines 234 238) no Hoare annotation was computed. [2019-10-22 09:01:27,556 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 274) no Hoare annotation was computed. [2019-10-22 09:01:27,557 INFO L439 ceAbstractionStarter]: 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)) [2019-10-22 09:01:27,557 INFO L439 ceAbstractionStarter]: At program point L434(lines 1 937) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 09:01:27,557 INFO L439 ceAbstractionStarter]: At program point L304(lines 257 305) the Hoare annotation is: false [2019-10-22 09:01:27,557 INFO L439 ceAbstractionStarter]: At program point L372(lines 368 374) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 09:01:27,558 INFO L439 ceAbstractionStarter]: At program point L240(lines 225 243) the Hoare annotation is: false [2019-10-22 09:01:27,558 INFO L439 ceAbstractionStarter]: At program point L240-1(lines 225 243) the Hoare annotation is: false [2019-10-22 09:01:27,558 INFO L439 ceAbstractionStarter]: At program point L240-2(lines 225 243) the Hoare annotation is: false [2019-10-22 09:01:27,558 INFO L439 ceAbstractionStarter]: At program point L240-3(lines 225 243) the Hoare annotation is: false [2019-10-22 09:01:27,558 INFO L439 ceAbstractionStarter]: At program point L240-4(lines 225 243) the Hoare annotation is: false [2019-10-22 09:01:27,558 INFO L439 ceAbstractionStarter]: At program point L240-5(lines 225 243) the Hoare annotation is: false [2019-10-22 09:01:27,558 INFO L443 ceAbstractionStarter]: For program point L934(line 934) no Hoare annotation was computed. [2019-10-22 09:01:27,558 INFO L443 ceAbstractionStarter]: For program point L934-1(line 934) no Hoare annotation was computed. [2019-10-22 09:01:27,559 INFO L443 ceAbstractionStarter]: For program point L934-2(line 934) no Hoare annotation was computed. [2019-10-22 09:01:27,559 INFO L446 ceAbstractionStarter]: At program point L407(lines 388 410) the Hoare annotation is: true [2019-10-22 09:01:27,559 INFO L439 ceAbstractionStarter]: At program point L176(lines 169 179) the Hoare annotation is: false [2019-10-22 09:01:27,561 INFO L439 ceAbstractionStarter]: At program point L176-1(lines 169 179) the Hoare annotation is: false [2019-10-22 09:01:27,561 INFO L439 ceAbstractionStarter]: At program point L176-2(lines 169 179) the Hoare annotation is: false [2019-10-22 09:01:27,561 INFO L443 ceAbstractionStarter]: For program point L871(lines 871 875) no Hoare annotation was computed. [2019-10-22 09:01:27,562 INFO L439 ceAbstractionStarter]: At program point L442(lines 437 445) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 09:01:27,562 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 284) no Hoare annotation was computed. [2019-10-22 09:01:27,562 INFO L439 ceAbstractionStarter]: 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)) [2019-10-22 09:01:27,562 INFO L443 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2019-10-22 09:01:27,562 INFO L443 ceAbstractionStarter]: For program point L115-1(lines 115 132) no Hoare annotation was computed. [2019-10-22 09:01:27,562 INFO L443 ceAbstractionStarter]: For program point L115-2(lines 115 132) no Hoare annotation was computed. [2019-10-22 09:01:27,562 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 09:01:27,563 INFO L439 ceAbstractionStarter]: 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)) [2019-10-22 09:01:27,563 INFO L439 ceAbstractionStarter]: At program point L185-1(lines 180 188) the Hoare annotation is: false [2019-10-22 09:01:27,563 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2019-10-22 09:01:27,563 INFO L439 ceAbstractionStarter]: At program point L185-2(lines 180 188) the Hoare annotation is: false [2019-10-22 09:01:27,566 INFO L443 ceAbstractionStarter]: For program point L119-1(lines 119 127) no Hoare annotation was computed. [2019-10-22 09:01:27,566 INFO L443 ceAbstractionStarter]: For program point L119-2(lines 119 127) no Hoare annotation was computed. [2019-10-22 09:01:27,566 INFO L443 ceAbstractionStarter]: For program point L847(lines 847 851) no Hoare annotation was computed. [2019-10-22 09:01:27,567 INFO L443 ceAbstractionStarter]: For program point L847-3(lines 847 851) no Hoare annotation was computed. [2019-10-22 09:01:27,567 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-10-22 09:01:27,567 INFO L443 ceAbstractionStarter]: For program point L847-6(lines 847 851) no Hoare annotation was computed. [2019-10-22 09:01:27,567 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-10-22 09:01:27,567 INFO L443 ceAbstractionStarter]: For program point L89-1(lines 89 106) no Hoare annotation was computed. [2019-10-22 09:01:27,567 INFO L443 ceAbstractionStarter]: For program point L89-2(lines 89 106) no Hoare annotation was computed. [2019-10-22 09:01:27,567 INFO L443 ceAbstractionStarter]: For program point L89-3(lines 89 106) no Hoare annotation was computed. [2019-10-22 09:01:27,568 INFO L443 ceAbstractionStarter]: For program point L89-4(lines 89 106) no Hoare annotation was computed. [2019-10-22 09:01:27,568 INFO L443 ceAbstractionStarter]: For program point L89-5(lines 89 106) no Hoare annotation was computed. [2019-10-22 09:01:27,568 INFO L443 ceAbstractionStarter]: For program point L288(lines 288 299) no Hoare annotation was computed. [2019-10-22 09:01:27,568 INFO L439 ceAbstractionStarter]: At program point L57(lines 56 75) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:27,568 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 57 63) no Hoare annotation was computed. [2019-10-22 09:01:27,568 INFO L439 ceAbstractionStarter]: At program point L57-2(lines 56 75) the Hoare annotation is: false [2019-10-22 09:01:27,568 INFO L439 ceAbstractionStarter]: At program point L57-3(lines 56 75) the Hoare annotation is: false [2019-10-22 09:01:27,569 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-10-22 09:01:27,569 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 09:01:27,569 INFO L439 ceAbstractionStarter]: At program point L884(lines 879 887) the Hoare annotation is: false [2019-10-22 09:01:27,569 INFO L439 ceAbstractionStarter]: 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)) [2019-10-22 09:01:27,569 INFO L439 ceAbstractionStarter]: At program point L884-2(lines 879 887) the Hoare annotation is: false [2019-10-22 09:01:27,569 INFO L439 ceAbstractionStarter]: At program point L884-3(lines 879 887) the Hoare annotation is: false [2019-10-22 09:01:27,569 INFO L439 ceAbstractionStarter]: At program point L884-4(lines 879 887) the Hoare annotation is: false [2019-10-22 09:01:27,569 INFO L439 ceAbstractionStarter]: At program point L884-5(lines 879 887) the Hoare annotation is: false [2019-10-22 09:01:27,570 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 469) no Hoare annotation was computed. [2019-10-22 09:01:27,570 INFO L439 ceAbstractionStarter]: 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)) [2019-10-22 09:01:27,570 INFO L443 ceAbstractionStarter]: For program point L456-2(lines 456 469) no Hoare annotation was computed. [2019-10-22 09:01:27,570 INFO L439 ceAbstractionStarter]: At program point L456-3(lines 1 937) the Hoare annotation is: false [2019-10-22 09:01:27,570 INFO L443 ceAbstractionStarter]: For program point L456-4(lines 456 469) no Hoare annotation was computed. [2019-10-22 09:01:27,570 INFO L439 ceAbstractionStarter]: At program point L456-5(lines 1 937) the Hoare annotation is: false [2019-10-22 09:01:27,570 INFO L439 ceAbstractionStarter]: At program point L324-2(lines 324 338) the Hoare annotation is: false [2019-10-22 09:01:27,570 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-10-22 09:01:27,571 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 93 101) no Hoare annotation was computed. [2019-10-22 09:01:27,571 INFO L443 ceAbstractionStarter]: For program point L93-2(lines 93 101) no Hoare annotation was computed. [2019-10-22 09:01:27,571 INFO L443 ceAbstractionStarter]: For program point L93-3(lines 93 101) no Hoare annotation was computed. [2019-10-22 09:01:27,572 INFO L443 ceAbstractionStarter]: For program point L93-4(lines 93 101) no Hoare annotation was computed. [2019-10-22 09:01:27,572 INFO L443 ceAbstractionStarter]: For program point L93-5(lines 93 101) no Hoare annotation was computed. [2019-10-22 09:01:27,572 INFO L443 ceAbstractionStarter]: For program point L325(line 325) no Hoare annotation was computed. [2019-10-22 09:01:27,572 INFO L443 ceAbstractionStarter]: For program point L259(lines 258 303) no Hoare annotation was computed. [2019-10-22 09:01:27,572 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 09:01:27,573 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 264) no Hoare annotation was computed. [2019-10-22 09:01:27,573 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 298) no Hoare annotation was computed. [2019-10-22 09:01:27,573 INFO L443 ceAbstractionStarter]: For program point L294-2(lines 57 63) no Hoare annotation was computed. [2019-10-22 09:01:27,573 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 466) no Hoare annotation was computed. [2019-10-22 09:01:27,573 INFO L443 ceAbstractionStarter]: For program point L460-2(lines 460 466) no Hoare annotation was computed. [2019-10-22 09:01:27,573 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 332) no Hoare annotation was computed. [2019-10-22 09:01:27,573 INFO L443 ceAbstractionStarter]: For program point L460-4(lines 460 466) no Hoare annotation was computed. [2019-10-22 09:01:27,573 INFO L443 ceAbstractionStarter]: For program point L328-1(lines 57 63) no Hoare annotation was computed. [2019-10-22 09:01:27,574 INFO L439 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:27,574 INFO L439 ceAbstractionStarter]: At program point L64-1(lines 64 70) the Hoare annotation is: false [2019-10-22 09:01:27,574 INFO L439 ceAbstractionStarter]: At program point L64-2(lines 64 70) the Hoare annotation is: false [2019-10-22 09:01:27,574 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 09:01:27,574 INFO L439 ceAbstractionStarter]: At program point L925(lines 920 928) the Hoare annotation is: false [2019-10-22 09:01:27,574 INFO L439 ceAbstractionStarter]: At program point L925-1(lines 920 928) the Hoare annotation is: false [2019-10-22 09:01:27,574 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 863) no Hoare annotation was computed. [2019-10-22 09:01:27,575 INFO L439 ceAbstractionStarter]: At program point L925-2(lines 920 928) the Hoare annotation is: false [2019-10-22 09:01:27,575 INFO L439 ceAbstractionStarter]: At program point L925-3(lines 920 928) the Hoare annotation is: false [2019-10-22 09:01:27,575 INFO L439 ceAbstractionStarter]: At program point L925-4(lines 920 928) the Hoare annotation is: false [2019-10-22 09:01:27,575 INFO L439 ceAbstractionStarter]: At program point L925-5(lines 920 928) the Hoare annotation is: false [2019-10-22 09:01:27,575 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 405) no Hoare annotation was computed. [2019-10-22 09:01:27,575 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-10-22 09:01:27,575 INFO L446 ceAbstractionStarter]: At program point L398-1(lines 398 405) the Hoare annotation is: true [2019-10-22 09:01:27,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:01:27 BoogieIcfgContainer [2019-10-22 09:01:27,601 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:01:27,602 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:01:27,602 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:01:27,603 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:01:27,603 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:26" (3/4) ... [2019-10-22 09:01:27,607 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 09:01:27,620 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 09:01:27,620 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-10-22 09:01:27,621 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 09:01:27,622 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-10-22 09:01:27,622 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 09:01:27,623 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 09:01:27,659 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:27,735 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4eb7c068-e629-496b-a7d3-8b96f75cc99d/bin/uautomizer/witness.graphml [2019-10-22 09:01:27,735 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:01:27,737 INFO L168 Benchmark]: Toolchain (without parser) took 2846.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 949.9 MB in the beginning and 946.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 189.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:27,737 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:27,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 944.5 MB in the beginning and 1.2 GB in the end (delta: -223.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:27,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:27,738 INFO L168 Benchmark]: Boogie Preprocessor took 61.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:27,738 INFO L168 Benchmark]: RCFGBuilder took 780.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.3 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:27,739 INFO L168 Benchmark]: TraceAbstraction took 1287.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 953.8 MB in the end (delta: 133.8 MB). Peak memory consumption was 133.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:27,739 INFO L168 Benchmark]: Witness Printer took 132.89 ms. Allocated memory is still 1.2 GB. Free memory was 953.8 MB in the beginning and 946.7 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:27,741 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 512.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 944.5 MB in the beginning and 1.2 GB in the end (delta: -223.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 780.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.3 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1287.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 953.8 MB in the end (delta: 133.8 MB). Peak memory consumption was 133.8 MB. Max. memory is 11.5 GB. * Witness Printer took 132.89 ms. Allocated memory is still 1.2 GB. Free memory was 953.8 MB in the beginning and 946.7 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 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: 1.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, 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, 0.0s 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, 915 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 158 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s 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...