./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.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_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41732c82c4e13eae07071a147bbd53c9191b35d7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:21:47,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:21:47,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:21:47,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:21:47,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:21:47,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:21:47,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:21:47,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:21:47,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:21:47,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:21:47,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:21:47,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:21:47,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:21:47,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:21:47,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:21:47,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:21:47,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:21:47,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:21:47,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:21:47,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:21:47,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:21:47,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:21:47,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:21:47,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:21:47,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:21:47,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:21:47,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:21:47,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:21:47,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:21:47,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:21:47,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:21:47,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:21:47,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:21:47,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:21:47,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:21:47,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:21:47,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:21:47,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:21:47,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:21:47,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:21:47,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:21:47,363 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:21:47,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:21:47,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:21:47,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:21:47,375 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:21:47,376 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:21:47,376 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:21:47,376 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:21:47,376 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:21:47,376 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:21:47,376 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:21:47,377 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:21:47,377 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:21:47,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:21:47,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:21:47,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:21:47,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:21:47,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:21:47,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:21:47,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:21:47,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:21:47,379 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:21:47,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:21:47,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:21:47,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:21:47,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:21:47,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:21:47,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:21:47,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:47,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:21:47,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:21:47,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:21:47,381 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:21:47,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:21:47,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:21:47,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:21:47,382 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan 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 -> Taipan 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 -> 41732c82c4e13eae07071a147bbd53c9191b35d7 [2019-10-22 11:21:47,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:21:47,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:21:47,423 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:21:47,425 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:21:47,425 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:21:47,426 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-10-22 11:21:47,483 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/data/f7009b5c0/b629b3e9e2464297b365a382f44d1307/FLAG33d5fb527 [2019-10-22 11:21:47,901 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:21:47,907 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-10-22 11:21:47,915 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/data/f7009b5c0/b629b3e9e2464297b365a382f44d1307/FLAG33d5fb527 [2019-10-22 11:21:47,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/data/f7009b5c0/b629b3e9e2464297b365a382f44d1307 [2019-10-22 11:21:47,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:21:47,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:21:47,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:47,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:21:47,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:21:47,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:47" (1/1) ... [2019-10-22 11:21:47,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fc74767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:47, skipping insertion in model container [2019-10-22 11:21:47,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:47" (1/1) ... [2019-10-22 11:21:47,945 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:21:47,979 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:21:48,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:48,282 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:21:48,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:48,371 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:21:48,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48 WrapperNode [2019-10-22 11:21:48,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:48,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:48,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:21:48,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:21:48,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... [2019-10-22 11:21:48,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... [2019-10-22 11:21:48,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:48,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:21:48,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:21:48,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:21:48,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... [2019-10-22 11:21:48,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... [2019-10-22 11:21:48,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... [2019-10-22 11:21:48,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... [2019-10-22 11:21:48,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... [2019-10-22 11:21:48,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... [2019-10-22 11:21:48,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... [2019-10-22 11:21:48,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:21:48,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:21:48,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:21:48,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:21:48,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/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 11:21:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:21:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:21:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:21:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:21:49,294 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:21:49,295 INFO L284 CfgBuilder]: Removed 156 assume(true) statements. [2019-10-22 11:21:49,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:49 BoogieIcfgContainer [2019-10-22 11:21:49,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:21:49,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:21:49,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:21:49,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:21:49,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:21:47" (1/3) ... [2019-10-22 11:21:49,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55209392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:49, skipping insertion in model container [2019-10-22 11:21:49,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:48" (2/3) ... [2019-10-22 11:21:49,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55209392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:49, skipping insertion in model container [2019-10-22 11:21:49,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:49" (3/3) ... [2019-10-22 11:21:49,305 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product21.cil.c [2019-10-22 11:21:49,315 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:21:49,321 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:21:49,327 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:21:49,346 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:21:49,346 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:21:49,346 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:21:49,346 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:21:49,347 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:21:49,347 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:21:49,347 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:21:49,347 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:21:49,359 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-10-22 11:21:49,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 11:21:49,364 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:49,365 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:49,367 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:49,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:49,371 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2019-10-22 11:21:49,378 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:49,378 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540244502] [2019-10-22 11:21:49,379 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:49,379 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:49,379 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:49,583 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 11:21:49,584 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540244502] [2019-10-22 11:21:49,585 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:49,586 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:21:49,586 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740178184] [2019-10-22 11:21:49,590 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:21:49,592 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:49,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:21:49,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:21:49,608 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-10-22 11:21:49,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:49,636 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-10-22 11:21:49,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:21:49,637 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 11:21:49,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:49,646 INFO L225 Difference]: With dead ends: 204 [2019-10-22 11:21:49,647 INFO L226 Difference]: Without dead ends: 101 [2019-10-22 11:21:49,649 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 11:21:49,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-10-22 11:21:49,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-10-22 11:21:49,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-10-22 11:21:49,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-10-22 11:21:49,686 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-10-22 11:21:49,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:49,686 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-10-22 11:21:49,687 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:21:49,687 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-10-22 11:21:49,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 11:21:49,687 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:49,687 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 11:21:49,688 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:49,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:49,688 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2019-10-22 11:21:49,688 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:49,688 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104599230] [2019-10-22 11:21:49,689 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:49,689 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:49,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:49,756 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 11:21:49,756 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104599230] [2019-10-22 11:21:49,757 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:49,757 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:49,757 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781960080] [2019-10-22 11:21:49,758 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:21:49,758 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:49,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:21:49,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:21:49,759 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-10-22 11:21:49,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:49,769 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-10-22 11:21:49,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:21:49,770 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 11:21:49,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:49,771 INFO L225 Difference]: With dead ends: 101 [2019-10-22 11:21:49,771 INFO L226 Difference]: Without dead ends: 43 [2019-10-22 11:21:49,772 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 11:21:49,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-10-22 11:21:49,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-10-22 11:21:49,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-10-22 11:21:49,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-10-22 11:21:49,777 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-10-22 11:21:49,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:49,777 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-10-22 11:21:49,777 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:21:49,777 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-10-22 11:21:49,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 11:21:49,778 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:49,778 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 11:21:49,778 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:49,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:49,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2019-10-22 11:21:49,779 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:49,779 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337470598] [2019-10-22 11:21:49,779 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:49,779 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:49,779 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:49,902 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 11:21:49,903 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337470598] [2019-10-22 11:21:49,903 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:49,903 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:21:49,903 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214591818] [2019-10-22 11:21:49,904 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:21:49,904 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:49,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:21:49,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:21:49,904 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 6 states. [2019-10-22 11:21:50,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:50,024 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-10-22 11:21:50,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:21:50,025 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-10-22 11:21:50,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:50,026 INFO L225 Difference]: With dead ends: 80 [2019-10-22 11:21:50,026 INFO L226 Difference]: Without dead ends: 43 [2019-10-22 11:21:50,026 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:21:50,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-10-22 11:21:50,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-10-22 11:21:50,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-10-22 11:21:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-10-22 11:21:50,032 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-10-22 11:21:50,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:50,033 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-10-22 11:21:50,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:21:50,033 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-10-22 11:21:50,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 11:21:50,034 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:50,034 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 11:21:50,034 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:50,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:50,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2019-10-22 11:21:50,035 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:50,035 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564915232] [2019-10-22 11:21:50,035 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:50,036 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:50,036 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:50,093 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 11:21:50,094 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564915232] [2019-10-22 11:21:50,094 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:50,094 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:21:50,094 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535446242] [2019-10-22 11:21:50,095 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:21:50,095 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:50,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:21:50,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:21:50,095 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-10-22 11:21:50,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:50,358 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-10-22 11:21:50,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 11:21:50,361 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-10-22 11:21:50,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:50,362 INFO L225 Difference]: With dead ends: 204 [2019-10-22 11:21:50,362 INFO L226 Difference]: Without dead ends: 167 [2019-10-22 11:21:50,363 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 11:21:50,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-10-22 11:21:50,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-10-22 11:21:50,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-10-22 11:21:50,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-10-22 11:21:50,385 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-10-22 11:21:50,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:50,386 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-10-22 11:21:50,386 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:21:50,386 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-10-22 11:21:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 11:21:50,390 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:50,390 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 11:21:50,390 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:50,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:50,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1795216542, now seen corresponding path program 1 times [2019-10-22 11:21:50,391 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:50,391 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779723721] [2019-10-22 11:21:50,391 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:50,391 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:50,391 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:50,470 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 11:21:50,471 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779723721] [2019-10-22 11:21:50,471 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:50,471 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:21:50,471 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416949637] [2019-10-22 11:21:50,472 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:21:50,472 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:50,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:21:50,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:21:50,473 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-10-22 11:21:50,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:50,550 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-10-22 11:21:50,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:21:50,551 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-10-22 11:21:50,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:50,551 INFO L225 Difference]: With dead ends: 174 [2019-10-22 11:21:50,551 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:21:50,552 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 11:21:50,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:21:50,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:21:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:21:50,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:21:50,553 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-10-22 11:21:50,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:50,553 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:21:50,553 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:21:50,553 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:21:50,554 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:21:50,558 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:21:50,791 INFO L439 ceAbstractionStarter]: At program point L498(lines 494 500) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 11:21:50,792 INFO L443 ceAbstractionStarter]: For program point L697(lines 697 703) no Hoare annotation was computed. [2019-10-22 11:21:50,792 INFO L439 ceAbstractionStarter]: At program point L697-1(lines 697 703) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:21:50,792 INFO L446 ceAbstractionStarter]: At program point L534(lines 515 537) the Hoare annotation is: true [2019-10-22 11:21:50,792 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 816) no Hoare annotation was computed. [2019-10-22 11:21:50,792 INFO L443 ceAbstractionStarter]: For program point L799-1(lines 799 816) no Hoare annotation was computed. [2019-10-22 11:21:50,793 INFO L443 ceAbstractionStarter]: For program point L799-2(lines 799 816) no Hoare annotation was computed. [2019-10-22 11:21:50,793 INFO L443 ceAbstractionStarter]: For program point L901(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,793 INFO L443 ceAbstractionStarter]: For program point L901-2(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,793 INFO L443 ceAbstractionStarter]: For program point L901-3(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,793 INFO L443 ceAbstractionStarter]: For program point L901-5(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,793 INFO L443 ceAbstractionStarter]: For program point L901-6(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,793 INFO L443 ceAbstractionStarter]: For program point L901-8(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,793 INFO L443 ceAbstractionStarter]: For program point L901-9(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,793 INFO L443 ceAbstractionStarter]: For program point L901-11(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,794 INFO L443 ceAbstractionStarter]: For program point L901-12(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,794 INFO L443 ceAbstractionStarter]: For program point L901-14(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,794 INFO L443 ceAbstractionStarter]: For program point L901-15(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,794 INFO L443 ceAbstractionStarter]: For program point L901-17(lines 901 905) no Hoare annotation was computed. [2019-10-22 11:21:50,794 INFO L443 ceAbstractionStarter]: For program point L803(lines 803 811) no Hoare annotation was computed. [2019-10-22 11:21:50,795 INFO L443 ceAbstractionStarter]: For program point L803-1(lines 803 811) no Hoare annotation was computed. [2019-10-22 11:21:50,796 INFO L443 ceAbstractionStarter]: For program point L803-2(lines 803 811) no Hoare annotation was computed. [2019-10-22 11:21:50,796 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 577) no Hoare annotation was computed. [2019-10-22 11:21:50,796 INFO L443 ceAbstractionStarter]: For program point L773(lines 773 790) no Hoare annotation was computed. [2019-10-22 11:21:50,796 INFO L443 ceAbstractionStarter]: For program point L773-1(lines 773 790) no Hoare annotation was computed. [2019-10-22 11:21:50,796 INFO L443 ceAbstractionStarter]: For program point L707(lines 707 718) no Hoare annotation was computed. [2019-10-22 11:21:50,796 INFO L443 ceAbstractionStarter]: For program point L773-2(lines 773 790) no Hoare annotation was computed. [2019-10-22 11:21:50,796 INFO L443 ceAbstractionStarter]: For program point L773-3(lines 773 790) no Hoare annotation was computed. [2019-10-22 11:21:50,796 INFO L443 ceAbstractionStarter]: For program point L773-4(lines 773 790) no Hoare annotation was computed. [2019-10-22 11:21:50,796 INFO L443 ceAbstractionStarter]: For program point L773-5(lines 773 790) no Hoare annotation was computed. [2019-10-22 11:21:50,797 INFO L439 ceAbstractionStarter]: At program point L741(lines 740 759) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:21:50,797 INFO L443 ceAbstractionStarter]: For program point L741-1(lines 741 747) no Hoare annotation was computed. [2019-10-22 11:21:50,797 INFO L439 ceAbstractionStarter]: At program point L741-2(lines 740 759) the Hoare annotation is: false [2019-10-22 11:21:50,797 INFO L439 ceAbstractionStarter]: At program point L741-3(lines 740 759) the Hoare annotation is: false [2019-10-22 11:21:50,797 INFO L439 ceAbstractionStarter]: At program point L907(lines 892 910) the Hoare annotation is: false [2019-10-22 11:21:50,797 INFO L439 ceAbstractionStarter]: At program point L907-1(lines 892 910) the Hoare annotation is: false [2019-10-22 11:21:50,797 INFO L439 ceAbstractionStarter]: At program point L907-2(lines 892 910) the Hoare annotation is: false [2019-10-22 11:21:50,798 INFO L439 ceAbstractionStarter]: At program point L907-3(lines 892 910) the Hoare annotation is: false [2019-10-22 11:21:50,798 INFO L439 ceAbstractionStarter]: At program point L907-4(lines 892 910) the Hoare annotation is: false [2019-10-22 11:21:50,798 INFO L439 ceAbstractionStarter]: At program point L907-5(lines 892 910) the Hoare annotation is: false [2019-10-22 11:21:50,798 INFO L439 ceAbstractionStarter]: At program point L843(lines 836 846) the Hoare annotation is: false [2019-10-22 11:21:50,798 INFO L439 ceAbstractionStarter]: At program point L843-1(lines 836 846) the Hoare annotation is: false [2019-10-22 11:21:50,798 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 785) no Hoare annotation was computed. [2019-10-22 11:21:50,798 INFO L439 ceAbstractionStarter]: At program point L843-2(lines 836 846) the Hoare annotation is: false [2019-10-22 11:21:50,798 INFO L443 ceAbstractionStarter]: For program point L777-1(lines 777 785) no Hoare annotation was computed. [2019-10-22 11:21:50,799 INFO L443 ceAbstractionStarter]: For program point L777-2(lines 777 785) no Hoare annotation was computed. [2019-10-22 11:21:50,799 INFO L443 ceAbstractionStarter]: For program point L678(lines 677 722) no Hoare annotation was computed. [2019-10-22 11:21:50,799 INFO L443 ceAbstractionStarter]: For program point L777-3(lines 777 785) no Hoare annotation was computed. [2019-10-22 11:21:50,799 INFO L443 ceAbstractionStarter]: For program point L777-4(lines 777 785) no Hoare annotation was computed. [2019-10-22 11:21:50,799 INFO L443 ceAbstractionStarter]: For program point L777-5(lines 777 785) no Hoare annotation was computed. [2019-10-22 11:21:50,799 INFO L439 ceAbstractionStarter]: At program point L447-2(lines 447 461) the Hoare annotation is: false [2019-10-22 11:21:50,799 INFO L443 ceAbstractionStarter]: For program point L679(lines 679 683) no Hoare annotation was computed. [2019-10-22 11:21:50,799 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-22 11:21:50,799 INFO L443 ceAbstractionStarter]: For program point L713(lines 713 717) no Hoare annotation was computed. [2019-10-22 11:21:50,799 INFO L443 ceAbstractionStarter]: For program point L713-2(lines 741 747) no Hoare annotation was computed. [2019-10-22 11:21:50,800 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:21:50,800 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 553) no Hoare annotation was computed. [2019-10-22 11:21:50,800 INFO L443 ceAbstractionStarter]: For program point L549-3(lines 549 553) no Hoare annotation was computed. [2019-10-22 11:21:50,800 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 430) no Hoare annotation was computed. [2019-10-22 11:21:50,800 INFO L439 ceAbstractionStarter]: At program point L417-1(lines 1 919) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:21:50,800 INFO L443 ceAbstractionStarter]: For program point L417-2(lines 417 430) no Hoare annotation was computed. [2019-10-22 11:21:50,800 INFO L443 ceAbstractionStarter]: For program point L549-6(lines 549 553) no Hoare annotation was computed. [2019-10-22 11:21:50,800 INFO L439 ceAbstractionStarter]: At program point L417-3(lines 1 919) the Hoare annotation is: false [2019-10-22 11:21:50,805 INFO L443 ceAbstractionStarter]: For program point L417-4(lines 417 430) no Hoare annotation was computed. [2019-10-22 11:21:50,805 INFO L439 ceAbstractionStarter]: At program point L417-5(lines 1 919) the Hoare annotation is: false [2019-10-22 11:21:50,805 INFO L439 ceAbstractionStarter]: At program point L748(lines 748 754) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:21:50,806 INFO L439 ceAbstractionStarter]: At program point L748-1(lines 748 754) the Hoare annotation is: false [2019-10-22 11:21:50,806 INFO L439 ceAbstractionStarter]: At program point L748-2(lines 748 754) the Hoare annotation is: false [2019-10-22 11:21:50,806 INFO L443 ceAbstractionStarter]: For program point L451(lines 451 455) no Hoare annotation was computed. [2019-10-22 11:21:50,806 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 741 747) no Hoare annotation was computed. [2019-10-22 11:21:50,806 INFO L443 ceAbstractionStarter]: For program point L916(line 916) no Hoare annotation was computed. [2019-10-22 11:21:50,806 INFO L443 ceAbstractionStarter]: For program point L916-1(line 916) no Hoare annotation was computed. [2019-10-22 11:21:50,806 INFO L443 ceAbstractionStarter]: For program point L916-2(line 916) no Hoare annotation was computed. [2019-10-22 11:21:50,807 INFO L439 ceAbstractionStarter]: At program point L586(lines 581 589) the Hoare annotation is: false [2019-10-22 11:21:50,807 INFO L439 ceAbstractionStarter]: At program point L586-1(lines 581 589) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:21:50,807 INFO L439 ceAbstractionStarter]: At program point L586-2(lines 581 589) the Hoare annotation is: false [2019-10-22 11:21:50,807 INFO L439 ceAbstractionStarter]: At program point L586-3(lines 581 589) the Hoare annotation is: false [2019-10-22 11:21:50,807 INFO L439 ceAbstractionStarter]: At program point L586-4(lines 581 589) the Hoare annotation is: false [2019-10-22 11:21:50,807 INFO L443 ceAbstractionStarter]: For program point L421(lines 421 427) no Hoare annotation was computed. [2019-10-22 11:21:50,807 INFO L439 ceAbstractionStarter]: At program point L586-5(lines 581 589) the Hoare annotation is: false [2019-10-22 11:21:50,808 INFO L443 ceAbstractionStarter]: For program point L421-2(lines 421 427) no Hoare annotation was computed. [2019-10-22 11:21:50,808 INFO L443 ceAbstractionStarter]: For program point L421-4(lines 421 427) no Hoare annotation was computed. [2019-10-22 11:21:50,808 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:21:50,808 INFO L439 ceAbstractionStarter]: At program point L852(lines 847 855) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:21:50,808 INFO L439 ceAbstractionStarter]: At program point L852-1(lines 847 855) the Hoare annotation is: false [2019-10-22 11:21:50,808 INFO L439 ceAbstractionStarter]: At program point L852-2(lines 847 855) the Hoare annotation is: false [2019-10-22 11:21:50,808 INFO L443 ceAbstractionStarter]: For program point L687(lines 687 693) no Hoare annotation was computed. [2019-10-22 11:21:50,809 INFO L439 ceAbstractionStarter]: At program point L654(lines 1 919) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 11:21:50,810 INFO L439 ceAbstractionStarter]: At program point L687-1(lines 687 693) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:21:50,811 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-10-22 11:21:50,811 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:21:50,811 INFO L439 ceAbstractionStarter]: At program point L723(lines 676 724) the Hoare annotation is: false [2019-10-22 11:21:50,811 INFO L443 ceAbstractionStarter]: For program point L525(lines 525 532) no Hoare annotation was computed. [2019-10-22 11:21:50,811 INFO L446 ceAbstractionStarter]: At program point L525-1(lines 525 532) the Hoare annotation is: true [2019-10-22 11:21:50,811 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-10-22 11:21:50,811 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:21:50,812 INFO L439 ceAbstractionStarter]: At program point L627(lines 622 630) the Hoare annotation is: false [2019-10-22 11:21:50,812 INFO L439 ceAbstractionStarter]: At program point L627-1(lines 622 630) the Hoare annotation is: false [2019-10-22 11:21:50,812 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 565) no Hoare annotation was computed. [2019-10-22 11:21:50,812 INFO L439 ceAbstractionStarter]: At program point L627-2(lines 622 630) the Hoare annotation is: false [2019-10-22 11:21:50,812 INFO L439 ceAbstractionStarter]: At program point L627-3(lines 622 630) the Hoare annotation is: false [2019-10-22 11:21:50,812 INFO L439 ceAbstractionStarter]: At program point L627-4(lines 622 630) the Hoare annotation is: false [2019-10-22 11:21:50,812 INFO L439 ceAbstractionStarter]: At program point L627-5(lines 622 630) the Hoare annotation is: false [2019-10-22 11:21:50,813 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-10-22 11:21:50,813 INFO L439 ceAbstractionStarter]: At program point L662(lines 657 665) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 11:21:50,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:21:50 BoogieIcfgContainer [2019-10-22 11:21:50,837 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:21:50,837 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:21:50,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:21:50,839 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:21:50,840 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:49" (3/4) ... [2019-10-22 11:21:50,843 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:21:50,861 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:21:50,861 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-10-22 11:21:50,862 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 11:21:50,863 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:21:50,863 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:21:50,864 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:21:50,895 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-10-22 11:21:50,895 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-10-22 11:21:50,895 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:21:50,895 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:21:50,896 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:21:50,896 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:21:50,896 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:21:50,897 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:21:50,899 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && tmp == systemActive) && \result == 0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:21:50,960 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4934a8ab-d2ac-4922-b39d-dc3c00ed5f9b/bin/utaipan/witness.graphml [2019-10-22 11:21:50,960 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:21:50,962 INFO L168 Benchmark]: Toolchain (without parser) took 3031.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 944.5 MB in the beginning and 902.0 MB in the end (delta: 42.6 MB). Peak memory consumption was 184.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:50,963 INFO L168 Benchmark]: CDTParser took 0.22 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 11:21:50,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 439.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:50,963 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.03 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:50,964 INFO L168 Benchmark]: Boogie Preprocessor took 34.34 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:50,964 INFO L168 Benchmark]: RCFGBuilder took 824.31 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: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:50,964 INFO L168 Benchmark]: TraceAbstraction took 1540.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 912.7 MB in the end (delta: 140.6 MB). Peak memory consumption was 140.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:50,965 INFO L168 Benchmark]: Witness Printer took 122.70 ms. Allocated memory is still 1.2 GB. Free memory was 912.7 MB in the beginning and 902.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:50,967 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 439.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.03 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.34 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 824.31 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: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1540.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 912.7 MB in the end (delta: 140.6 MB). Peak memory consumption was 140.6 MB. Max. memory is 11.5 GB. * Witness Printer took 122.70 ms. Allocated memory is still 1.2 GB. Free memory was 912.7 MB in the beginning and 902.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: 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: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: ((((1 == systemActive && tmp == systemActive) && \result == 0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 410 SDtfs, 519 SDslu, 334 SDs, 0 SdLazy, 63 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=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, 186 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1533 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4976 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...