./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product55.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/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/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 9385f61fe99e17c8ecdfdd2ac56623ca621310c3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:49:20,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:49:20,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:49:20,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:49:20,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:49:20,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:49:20,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:49:20,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:49:20,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:49:20,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:49:20,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:49:20,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:49:20,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:49:20,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:49:20,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:49:20,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:49:20,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:49:20,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:49:20,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:49:20,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:49:20,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:49:20,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:49:20,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:49:20,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:49:20,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:49:20,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:49:20,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:49:20,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:49:20,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:49:20,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:49:20,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:49:20,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:49:20,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:49:20,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:49:20,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:49:20,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:49:20,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:49:20,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:49:20,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:49:20,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:49:20,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:49:20,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 21:49:20,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:49:20,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:49:20,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:49:20,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:49:20,516 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:49:20,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:49:20,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:49:20,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:49:20,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:49:20,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:49:20,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 21:49:20,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:49:20,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 21:49:20,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:49:20,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:49:20,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:49:20,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 21:49:20,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:49:20,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:49:20,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:49:20,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:49:20,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:49:20,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:49:20,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:49:20,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 21:49:20,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:49:20,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 21:49:20,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 21:49:20,523 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/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/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 -> 9385f61fe99e17c8ecdfdd2ac56623ca621310c3 [2019-11-15 21:49:20,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:49:20,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:49:20,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:49:20,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:49:20,570 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:49:20,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c [2019-11-15 21:49:20,637 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/data/731ae93c2/0e38802965714ebc814de1f0aebc7aae/FLAGc9196793a [2019-11-15 21:49:21,145 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:49:21,145 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/sv-benchmarks/c/product-lines/minepump_spec4_product55.cil.c [2019-11-15 21:49:21,161 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/data/731ae93c2/0e38802965714ebc814de1f0aebc7aae/FLAGc9196793a [2019-11-15 21:49:21,415 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/data/731ae93c2/0e38802965714ebc814de1f0aebc7aae [2019-11-15 21:49:21,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:49:21,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:49:21,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:49:21,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:49:21,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:49:21,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:21,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14cc2255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21, skipping insertion in model container [2019-11-15 21:49:21,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:21,431 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:49:21,471 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:49:21,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:49:21,820 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:49:21,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:49:21,958 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:49:21,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21 WrapperNode [2019-11-15 21:49:21,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:49:21,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:49:21,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:49:21,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:49:21,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:21,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:22,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:49:22,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:49:22,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:49:22,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:49:22,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:22,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:22,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:22,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:22,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:22,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:22,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... [2019-11-15 21:49:22,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:49:22,101 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:49:22,101 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:49:22,101 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:49:22,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/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 [2019-11-15 21:49:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 21:49:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 21:49:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:49:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:49:23,125 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:49:23,125 INFO L284 CfgBuilder]: Removed 280 assume(true) statements. [2019-11-15 21:49:23,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:49:23 BoogieIcfgContainer [2019-11-15 21:49:23,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:49:23,130 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 21:49:23,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 21:49:23,132 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 21:49:23,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:49:21" (1/3) ... [2019-11-15 21:49:23,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79edb3bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:49:23, skipping insertion in model container [2019-11-15 21:49:23,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:49:21" (2/3) ... [2019-11-15 21:49:23,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79edb3bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:49:23, skipping insertion in model container [2019-11-15 21:49:23,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:49:23" (3/3) ... [2019-11-15 21:49:23,140 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product55.cil.c [2019-11-15 21:49:23,151 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 21:49:23,158 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 21:49:23,167 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 21:49:23,191 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 21:49:23,192 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 21:49:23,192 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 21:49:23,192 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:49:23,192 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:49:23,192 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 21:49:23,192 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:49:23,192 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 21:49:23,210 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2019-11-15 21:49:23,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-15 21:49:23,216 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:23,217 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:49:23,219 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:23,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:23,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1084846627, now seen corresponding path program 1 times [2019-11-15 21:49:23,231 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:23,232 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463743313] [2019-11-15 21:49:23,232 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:23,232 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:23,232 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:23,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:23,469 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463743313] [2019-11-15 21:49:23,470 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:23,470 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 21:49:23,470 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105959598] [2019-11-15 21:49:23,475 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 21:49:23,475 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:23,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 21:49:23,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 21:49:23,491 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 2 states. [2019-11-15 21:49:23,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:23,533 INFO L93 Difference]: Finished difference Result 376 states and 575 transitions. [2019-11-15 21:49:23,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 21:49:23,535 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-15 21:49:23,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:23,547 INFO L225 Difference]: With dead ends: 376 [2019-11-15 21:49:23,548 INFO L226 Difference]: Without dead ends: 187 [2019-11-15 21:49:23,551 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 [2019-11-15 21:49:23,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2019-11-15 21:49:23,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2019-11-15 21:49:23,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2019-11-15 21:49:23,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 279 transitions. [2019-11-15 21:49:23,599 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 279 transitions. Word has length 16 [2019-11-15 21:49:23,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:23,600 INFO L462 AbstractCegarLoop]: Abstraction has 187 states and 279 transitions. [2019-11-15 21:49:23,600 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 21:49:23,600 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2019-11-15 21:49:23,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-15 21:49:23,601 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:23,601 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:49:23,602 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:23,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:23,602 INFO L82 PathProgramCache]: Analyzing trace with hash 38089730, now seen corresponding path program 1 times [2019-11-15 21:49:23,602 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:23,603 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491632079] [2019-11-15 21:49:23,603 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:23,603 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:23,603 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:23,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:23,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:23,695 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491632079] [2019-11-15 21:49:23,696 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:23,696 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 21:49:23,696 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741245119] [2019-11-15 21:49:23,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:49:23,698 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:23,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:49:23,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:49:23,698 INFO L87 Difference]: Start difference. First operand 187 states and 279 transitions. Second operand 3 states. [2019-11-15 21:49:23,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:23,725 INFO L93 Difference]: Finished difference Result 187 states and 279 transitions. [2019-11-15 21:49:23,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:49:23,730 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-15 21:49:23,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:23,731 INFO L225 Difference]: With dead ends: 187 [2019-11-15 21:49:23,731 INFO L226 Difference]: Without dead ends: 73 [2019-11-15 21:49:23,733 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 [2019-11-15 21:49:23,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-15 21:49:23,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-15 21:49:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-15 21:49:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2019-11-15 21:49:23,740 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 17 [2019-11-15 21:49:23,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:23,740 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2019-11-15 21:49:23,741 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:49:23,741 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2019-11-15 21:49:23,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-15 21:49:23,742 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:23,742 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] [2019-11-15 21:49:23,742 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:23,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:23,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1082167242, now seen corresponding path program 1 times [2019-11-15 21:49:23,743 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:23,743 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355506495] [2019-11-15 21:49:23,743 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:23,743 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:23,743 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:23,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:23,895 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355506495] [2019-11-15 21:49:23,895 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:23,895 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:49:23,895 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994794139] [2019-11-15 21:49:23,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 21:49:23,896 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:23,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 21:49:23,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-15 21:49:23,896 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 6 states. [2019-11-15 21:49:24,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:24,053 INFO L93 Difference]: Finished difference Result 230 states and 346 transitions. [2019-11-15 21:49:24,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:49:24,055 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-15 21:49:24,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:24,057 INFO L225 Difference]: With dead ends: 230 [2019-11-15 21:49:24,057 INFO L226 Difference]: Without dead ends: 163 [2019-11-15 21:49:24,058 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 [2019-11-15 21:49:24,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-11-15 21:49:24,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 92. [2019-11-15 21:49:24,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-11-15 21:49:24,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 137 transitions. [2019-11-15 21:49:24,082 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 137 transitions. Word has length 22 [2019-11-15 21:49:24,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:24,083 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 137 transitions. [2019-11-15 21:49:24,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 21:49:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 137 transitions. [2019-11-15 21:49:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-15 21:49:24,084 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:24,084 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] [2019-11-15 21:49:24,085 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:24,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:24,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1933185311, now seen corresponding path program 1 times [2019-11-15 21:49:24,085 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:24,086 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889951731] [2019-11-15 21:49:24,086 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,086 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,086 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:24,191 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889951731] [2019-11-15 21:49:24,191 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:24,191 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 21:49:24,192 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961028208] [2019-11-15 21:49:24,192 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:49:24,192 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:24,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:49:24,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:49:24,193 INFO L87 Difference]: Start difference. First operand 92 states and 137 transitions. Second operand 3 states. [2019-11-15 21:49:24,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:24,256 INFO L93 Difference]: Finished difference Result 187 states and 280 transitions. [2019-11-15 21:49:24,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:49:24,257 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-11-15 21:49:24,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:24,258 INFO L225 Difference]: With dead ends: 187 [2019-11-15 21:49:24,258 INFO L226 Difference]: Without dead ends: 101 [2019-11-15 21:49:24,259 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 [2019-11-15 21:49:24,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-11-15 21:49:24,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 99. [2019-11-15 21:49:24,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-11-15 21:49:24,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2019-11-15 21:49:24,276 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 25 [2019-11-15 21:49:24,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:24,276 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2019-11-15 21:49:24,277 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:49:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2019-11-15 21:49:24,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-15 21:49:24,283 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:24,284 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] [2019-11-15 21:49:24,284 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:24,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:24,284 INFO L82 PathProgramCache]: Analyzing trace with hash 2034893835, now seen corresponding path program 1 times [2019-11-15 21:49:24,285 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:24,285 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997557380] [2019-11-15 21:49:24,285 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,285 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,285 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:24,375 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997557380] [2019-11-15 21:49:24,375 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:24,375 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 21:49:24,375 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372669863] [2019-11-15 21:49:24,376 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:49:24,376 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:24,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:49:24,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:49:24,377 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand 5 states. [2019-11-15 21:49:24,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:24,508 INFO L93 Difference]: Finished difference Result 345 states and 498 transitions. [2019-11-15 21:49:24,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:49:24,509 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-15 21:49:24,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:24,511 INFO L225 Difference]: With dead ends: 345 [2019-11-15 21:49:24,511 INFO L226 Difference]: Without dead ends: 252 [2019-11-15 21:49:24,512 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-15 21:49:24,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2019-11-15 21:49:24,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 159. [2019-11-15 21:49:24,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2019-11-15 21:49:24,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 221 transitions. [2019-11-15 21:49:24,539 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 221 transitions. Word has length 25 [2019-11-15 21:49:24,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:24,539 INFO L462 AbstractCegarLoop]: Abstraction has 159 states and 221 transitions. [2019-11-15 21:49:24,539 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:49:24,540 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 221 transitions. [2019-11-15 21:49:24,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-15 21:49:24,540 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:24,541 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, 1] [2019-11-15 21:49:24,541 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:24,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:24,541 INFO L82 PathProgramCache]: Analyzing trace with hash 75584845, now seen corresponding path program 1 times [2019-11-15 21:49:24,542 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:24,542 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666745747] [2019-11-15 21:49:24,542 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,542 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,542 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:24,624 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666745747] [2019-11-15 21:49:24,624 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:24,624 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 21:49:24,624 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279963928] [2019-11-15 21:49:24,625 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:49:24,625 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:24,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:49:24,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:49:24,626 INFO L87 Difference]: Start difference. First operand 159 states and 221 transitions. Second operand 5 states. [2019-11-15 21:49:24,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:24,792 INFO L93 Difference]: Finished difference Result 341 states and 483 transitions. [2019-11-15 21:49:24,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 21:49:24,793 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-15 21:49:24,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:24,795 INFO L225 Difference]: With dead ends: 341 [2019-11-15 21:49:24,795 INFO L226 Difference]: Without dead ends: 339 [2019-11-15 21:49:24,796 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 [2019-11-15 21:49:24,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2019-11-15 21:49:24,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 159. [2019-11-15 21:49:24,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2019-11-15 21:49:24,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 219 transitions. [2019-11-15 21:49:24,811 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 219 transitions. Word has length 26 [2019-11-15 21:49:24,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:24,812 INFO L462 AbstractCegarLoop]: Abstraction has 159 states and 219 transitions. [2019-11-15 21:49:24,812 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:49:24,812 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 219 transitions. [2019-11-15 21:49:24,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-15 21:49:24,813 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:24,814 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:49:24,814 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:24,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:24,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1282530674, now seen corresponding path program 1 times [2019-11-15 21:49:24,815 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:24,815 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78727809] [2019-11-15 21:49:24,815 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,815 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:24,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:24,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:24,866 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78727809] [2019-11-15 21:49:24,866 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:24,866 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:49:24,866 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895622910] [2019-11-15 21:49:24,867 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:49:24,867 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:24,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:49:24,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:49:24,867 INFO L87 Difference]: Start difference. First operand 159 states and 219 transitions. Second operand 5 states. [2019-11-15 21:49:24,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:24,968 INFO L93 Difference]: Finished difference Result 475 states and 651 transitions. [2019-11-15 21:49:24,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:49:24,968 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-15 21:49:24,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:24,970 INFO L225 Difference]: With dead ends: 475 [2019-11-15 21:49:24,971 INFO L226 Difference]: Without dead ends: 322 [2019-11-15 21:49:24,971 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 21:49:24,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2019-11-15 21:49:24,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 171. [2019-11-15 21:49:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2019-11-15 21:49:24,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 231 transitions. [2019-11-15 21:49:24,990 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 231 transitions. Word has length 32 [2019-11-15 21:49:24,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:24,990 INFO L462 AbstractCegarLoop]: Abstraction has 171 states and 231 transitions. [2019-11-15 21:49:24,990 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:49:24,990 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 231 transitions. [2019-11-15 21:49:24,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-15 21:49:24,991 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:24,992 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:49:24,992 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:24,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:24,992 INFO L82 PathProgramCache]: Analyzing trace with hash 889503664, now seen corresponding path program 1 times [2019-11-15 21:49:24,992 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:24,993 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271912927] [2019-11-15 21:49:24,993 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,993 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:24,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:25,054 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271912927] [2019-11-15 21:49:25,054 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:25,054 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-15 21:49:25,054 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827236912] [2019-11-15 21:49:25,055 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 21:49:25,055 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:25,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 21:49:25,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-15 21:49:25,056 INFO L87 Difference]: Start difference. First operand 171 states and 231 transitions. Second operand 6 states. [2019-11-15 21:49:25,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:25,234 INFO L93 Difference]: Finished difference Result 447 states and 603 transitions. [2019-11-15 21:49:25,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 21:49:25,235 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2019-11-15 21:49:25,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:25,237 INFO L225 Difference]: With dead ends: 447 [2019-11-15 21:49:25,237 INFO L226 Difference]: Without dead ends: 282 [2019-11-15 21:49:25,237 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-15 21:49:25,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2019-11-15 21:49:25,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 157. [2019-11-15 21:49:25,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-11-15 21:49:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 208 transitions. [2019-11-15 21:49:25,254 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 208 transitions. Word has length 32 [2019-11-15 21:49:25,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:25,254 INFO L462 AbstractCegarLoop]: Abstraction has 157 states and 208 transitions. [2019-11-15 21:49:25,254 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 21:49:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 208 transitions. [2019-11-15 21:49:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-15 21:49:25,255 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:25,255 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:49:25,256 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:25,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:25,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1147669102, now seen corresponding path program 1 times [2019-11-15 21:49:25,256 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:25,256 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666483487] [2019-11-15 21:49:25,257 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:25,257 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:25,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:25,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:25,300 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666483487] [2019-11-15 21:49:25,300 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:25,301 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:49:25,301 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826859944] [2019-11-15 21:49:25,301 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:49:25,301 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:25,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:49:25,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:49:25,302 INFO L87 Difference]: Start difference. First operand 157 states and 208 transitions. Second operand 5 states. [2019-11-15 21:49:25,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:25,454 INFO L93 Difference]: Finished difference Result 422 states and 571 transitions. [2019-11-15 21:49:25,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:49:25,455 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-15 21:49:25,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:25,457 INFO L225 Difference]: With dead ends: 422 [2019-11-15 21:49:25,457 INFO L226 Difference]: Without dead ends: 314 [2019-11-15 21:49:25,457 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-15 21:49:25,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2019-11-15 21:49:25,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 221. [2019-11-15 21:49:25,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2019-11-15 21:49:25,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 290 transitions. [2019-11-15 21:49:25,480 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 290 transitions. Word has length 32 [2019-11-15 21:49:25,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:25,480 INFO L462 AbstractCegarLoop]: Abstraction has 221 states and 290 transitions. [2019-11-15 21:49:25,480 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:49:25,481 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 290 transitions. [2019-11-15 21:49:25,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-15 21:49:25,482 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:25,482 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:49:25,482 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:25,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:25,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1597254592, now seen corresponding path program 1 times [2019-11-15 21:49:25,483 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:25,483 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670715156] [2019-11-15 21:49:25,483 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:25,483 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:25,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:25,549 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:25,550 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670715156] [2019-11-15 21:49:25,550 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [454722633] [2019-11-15 21:49:25,550 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 21:49:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:25,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-15 21:49:25,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:49:25,732 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:49:25,732 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 21:49:25,733 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2019-11-15 21:49:25,733 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552733917] [2019-11-15 21:49:25,733 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 21:49:25,734 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:25,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 21:49:25,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-15 21:49:25,734 INFO L87 Difference]: Start difference. First operand 221 states and 290 transitions. Second operand 6 states. [2019-11-15 21:49:25,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:25,997 INFO L93 Difference]: Finished difference Result 690 states and 922 transitions. [2019-11-15 21:49:25,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 21:49:25,998 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-11-15 21:49:25,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:26,001 INFO L225 Difference]: With dead ends: 690 [2019-11-15 21:49:26,001 INFO L226 Difference]: Without dead ends: 518 [2019-11-15 21:49:26,002 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-15 21:49:26,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2019-11-15 21:49:26,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 306. [2019-11-15 21:49:26,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2019-11-15 21:49:26,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 405 transitions. [2019-11-15 21:49:26,039 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 405 transitions. Word has length 57 [2019-11-15 21:49:26,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:26,039 INFO L462 AbstractCegarLoop]: Abstraction has 306 states and 405 transitions. [2019-11-15 21:49:26,039 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 21:49:26,040 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 405 transitions. [2019-11-15 21:49:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-15 21:49:26,041 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:26,042 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:49:26,246 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 21:49:26,246 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:26,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:26,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1564199598, now seen corresponding path program 2 times [2019-11-15 21:49:26,247 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:26,247 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80506915] [2019-11-15 21:49:26,247 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:26,248 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:26,248 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-15 21:49:26,371 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80506915] [2019-11-15 21:49:26,371 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:26,372 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:49:26,372 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253650331] [2019-11-15 21:49:26,372 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:49:26,372 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:26,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:49:26,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:49:26,373 INFO L87 Difference]: Start difference. First operand 306 states and 405 transitions. Second operand 5 states. [2019-11-15 21:49:26,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:26,581 INFO L93 Difference]: Finished difference Result 922 states and 1235 transitions. [2019-11-15 21:49:26,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 21:49:26,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2019-11-15 21:49:26,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:26,586 INFO L225 Difference]: With dead ends: 922 [2019-11-15 21:49:26,586 INFO L226 Difference]: Without dead ends: 664 [2019-11-15 21:49:26,587 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-15 21:49:26,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2019-11-15 21:49:26,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 422. [2019-11-15 21:49:26,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2019-11-15 21:49:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 557 transitions. [2019-11-15 21:49:26,633 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 557 transitions. Word has length 82 [2019-11-15 21:49:26,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:26,633 INFO L462 AbstractCegarLoop]: Abstraction has 422 states and 557 transitions. [2019-11-15 21:49:26,633 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:49:26,633 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 557 transitions. [2019-11-15 21:49:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-15 21:49:26,635 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:49:26,635 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:49:26,635 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:49:26,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:49:26,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1169832812, now seen corresponding path program 1 times [2019-11-15 21:49:26,636 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:49:26,636 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411220113] [2019-11-15 21:49:26,636 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:26,636 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:49:26,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:49:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:49:26,701 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-15 21:49:26,701 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411220113] [2019-11-15 21:49:26,702 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:49:26,702 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:49:26,702 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671112167] [2019-11-15 21:49:26,702 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:49:26,702 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:49:26,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:49:26,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:49:26,706 INFO L87 Difference]: Start difference. First operand 422 states and 557 transitions. Second operand 5 states. [2019-11-15 21:49:26,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:49:26,797 INFO L93 Difference]: Finished difference Result 811 states and 1070 transitions. [2019-11-15 21:49:26,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 21:49:26,798 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2019-11-15 21:49:26,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:49:26,798 INFO L225 Difference]: With dead ends: 811 [2019-11-15 21:49:26,798 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 21:49:26,799 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 21:49:26,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 21:49:26,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 21:49:26,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 21:49:26,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 21:49:26,800 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2019-11-15 21:49:26,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:49:26,800 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 21:49:26,800 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:49:26,801 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 21:49:26,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 21:49:26,805 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 21:49:27,107 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 141 [2019-11-15 21:49:27,210 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 108 [2019-11-15 21:49:27,573 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 134 [2019-11-15 21:49:27,805 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 143 [2019-11-15 21:49:27,917 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 123 [2019-11-15 21:49:28,229 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 142 [2019-11-15 21:49:28,423 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 134 [2019-11-15 21:49:29,269 WARN L191 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 23 [2019-11-15 21:49:29,747 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 26 [2019-11-15 21:49:30,034 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 29 [2019-11-15 21:49:30,141 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 25 [2019-11-15 21:49:30,646 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 31 [2019-11-15 21:49:31,301 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2019-11-15 21:49:31,704 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 33 [2019-11-15 21:49:31,810 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 13 [2019-11-15 21:49:31,944 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 24 [2019-11-15 21:49:32,151 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 25 [2019-11-15 21:49:32,572 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 25 [2019-11-15 21:49:33,050 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 31 [2019-11-15 21:49:33,266 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 30 [2019-11-15 21:49:33,270 INFO L443 ceAbstractionStarter]: For program point L927(lines 927 931) no Hoare annotation was computed. [2019-11-15 21:49:33,270 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,270 INFO L443 ceAbstractionStarter]: For program point L334-2(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,270 INFO L443 ceAbstractionStarter]: For program point L334-3(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,271 INFO L443 ceAbstractionStarter]: For program point L334-5(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,271 INFO L439 ceAbstractionStarter]: At program point L136(lines 136 142) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (<= 2 ~waterLevel~0))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4)) (and .cse1 .cse2 (= 1 ~waterLevel~0) .cse3 .cse4) (and (and .cse1 .cse2 (and (not (= 0 ~systemActive~0)) .cse4)) .cse0))) [2019-11-15 21:49:33,271 INFO L443 ceAbstractionStarter]: For program point L334-6(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,271 INFO L439 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: false [2019-11-15 21:49:33,271 INFO L439 ceAbstractionStarter]: At program point L136-1(lines 136 142) the Hoare annotation is: false [2019-11-15 21:49:33,271 INFO L443 ceAbstractionStarter]: For program point L334-8(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,271 INFO L439 ceAbstractionStarter]: At program point L136-2(lines 136 142) the Hoare annotation is: false [2019-11-15 21:49:33,272 INFO L443 ceAbstractionStarter]: For program point L334-9(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,272 INFO L439 ceAbstractionStarter]: At program point L995(lines 990 998) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~7) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:49:33,272 INFO L443 ceAbstractionStarter]: For program point L334-11(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,272 INFO L439 ceAbstractionStarter]: At program point L995-1(lines 990 998) the Hoare annotation is: false [2019-11-15 21:49:33,272 INFO L443 ceAbstractionStarter]: For program point L334-12(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,272 INFO L439 ceAbstractionStarter]: At program point L995-2(lines 990 998) the Hoare annotation is: false [2019-11-15 21:49:33,272 INFO L439 ceAbstractionStarter]: At program point L995-3(lines 990 998) the Hoare annotation is: false [2019-11-15 21:49:33,272 INFO L443 ceAbstractionStarter]: For program point L334-14(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,272 INFO L439 ceAbstractionStarter]: At program point L995-4(lines 990 998) the Hoare annotation is: false [2019-11-15 21:49:33,273 INFO L443 ceAbstractionStarter]: For program point L334-15(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,273 INFO L439 ceAbstractionStarter]: At program point L995-5(lines 990 998) the Hoare annotation is: false [2019-11-15 21:49:33,273 INFO L443 ceAbstractionStarter]: For program point L334-17(lines 334 338) no Hoare annotation was computed. [2019-11-15 21:49:33,273 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 383) no Hoare annotation was computed. [2019-11-15 21:49:33,273 INFO L439 ceAbstractionStarter]: At program point L370-1(lines 1 998) the Hoare annotation is: (let ((.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (and (not (= 0 ~systemActive~0)) .cse4)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~7))) (or (and .cse0 .cse1 (and (and (= 1 ~waterLevel~0) .cse2) .cse3)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6) (and (and .cse3 .cse4) .cse0 .cse1) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0))))) [2019-11-15 21:49:33,273 INFO L443 ceAbstractionStarter]: For program point L370-2(lines 370 383) no Hoare annotation was computed. [2019-11-15 21:49:33,273 INFO L439 ceAbstractionStarter]: At program point L370-3(lines 1 998) the Hoare annotation is: false [2019-11-15 21:49:33,273 INFO L443 ceAbstractionStarter]: For program point L370-4(lines 370 383) no Hoare annotation was computed. [2019-11-15 21:49:33,274 INFO L439 ceAbstractionStarter]: At program point L370-5(lines 1 998) the Hoare annotation is: false [2019-11-15 21:49:33,274 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-11-15 21:49:33,274 INFO L439 ceAbstractionStarter]: At program point L75-1(lines 75 81) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (and (not (= 0 ~systemActive~0)) .cse6)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (and .cse0 .cse1 .cse3 .cse6))) (or (and .cse0 .cse1 (and (and (= 1 ~waterLevel~0) .cse2) .cse3)) (and .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse4) (and (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0) .cse5)))) [2019-11-15 21:49:33,274 INFO L439 ceAbstractionStarter]: At program point L340(lines 325 343) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~7) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~2) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) (= 1 |ULTIMATE.start_isLowWaterLevel_#res|) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:49:33,274 INFO L439 ceAbstractionStarter]: At program point L340-1(lines 325 343) the Hoare annotation is: false [2019-11-15 21:49:33,274 INFO L439 ceAbstractionStarter]: At program point L340-2(lines 325 343) the Hoare annotation is: false [2019-11-15 21:49:33,274 INFO L439 ceAbstractionStarter]: At program point L340-3(lines 325 343) the Hoare annotation is: false [2019-11-15 21:49:33,274 INFO L439 ceAbstractionStarter]: At program point L340-4(lines 325 343) the Hoare annotation is: false [2019-11-15 21:49:33,275 INFO L439 ceAbstractionStarter]: At program point L340-5(lines 325 343) the Hoare annotation is: false [2019-11-15 21:49:33,275 INFO L443 ceAbstractionStarter]: For program point L374(lines 374 380) no Hoare annotation was computed. [2019-11-15 21:49:33,275 INFO L443 ceAbstractionStarter]: For program point L374-2(lines 374 380) no Hoare annotation was computed. [2019-11-15 21:49:33,275 INFO L443 ceAbstractionStarter]: For program point L374-4(lines 374 380) no Hoare annotation was computed. [2019-11-15 21:49:33,275 INFO L443 ceAbstractionStarter]: For program point L903(lines 903 907) no Hoare annotation was computed. [2019-11-15 21:49:33,275 INFO L443 ceAbstractionStarter]: For program point L903-3(lines 903 907) no Hoare annotation was computed. [2019-11-15 21:49:33,275 INFO L443 ceAbstractionStarter]: For program point L903-6(lines 903 907) no Hoare annotation was computed. [2019-11-15 21:49:33,275 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2019-11-15 21:49:33,275 INFO L439 ceAbstractionStarter]: At program point L972(lines 967 975) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse0 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and (and (= ~pumpRunning~0 0) .cse0) .cse1 .cse2) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0)) (and .cse1 .cse2 (<= 2 ~waterLevel~0) (and (not (= 0 ~systemActive~0)) .cse0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|)))) [2019-11-15 21:49:33,276 INFO L439 ceAbstractionStarter]: At program point L972-1(lines 967 975) the Hoare annotation is: false [2019-11-15 21:49:33,276 INFO L439 ceAbstractionStarter]: At program point L972-2(lines 967 975) the Hoare annotation is: false [2019-11-15 21:49:33,276 INFO L443 ceAbstractionStarter]: For program point L213(lines 213 230) no Hoare annotation was computed. [2019-11-15 21:49:33,276 INFO L443 ceAbstractionStarter]: For program point L213-1(lines 213 230) no Hoare annotation was computed. [2019-11-15 21:49:33,276 INFO L443 ceAbstractionStarter]: For program point L213-2(lines 213 230) no Hoare annotation was computed. [2019-11-15 21:49:33,276 INFO L439 ceAbstractionStarter]: At program point L940(lines 935 943) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~7) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:49:33,276 INFO L439 ceAbstractionStarter]: At program point L940-1(lines 935 943) the Hoare annotation is: false [2019-11-15 21:49:33,276 INFO L439 ceAbstractionStarter]: At program point L940-2(lines 935 943) the Hoare annotation is: false [2019-11-15 21:49:33,276 INFO L439 ceAbstractionStarter]: At program point L413(lines 1 998) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-15 21:49:33,277 INFO L439 ceAbstractionStarter]: At program point L446-2(lines 446 460) the Hoare annotation is: false [2019-11-15 21:49:33,277 INFO L443 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2019-11-15 21:49:33,277 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2019-11-15 21:49:33,277 INFO L439 ceAbstractionStarter]: At program point L348-1(lines 348 354) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~7) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:49:33,277 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,277 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,277 INFO L443 ceAbstractionStarter]: For program point L315-3(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,277 INFO L443 ceAbstractionStarter]: For program point L315-5(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,277 INFO L443 ceAbstractionStarter]: For program point L315-6(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,277 INFO L443 ceAbstractionStarter]: For program point L315-8(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point L315-9(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point L315-11(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point L315-12(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point L315-14(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point L315-15(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point L315-17(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point L315-18(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point L315-20(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point L315-21(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,278 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L315-23(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L315-24(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L315-26(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L315-27(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L315-29(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L315-30(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L315-32(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L315-33(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 225) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L217-1(lines 217 225) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L315-35(lines 315 319) no Hoare annotation was computed. [2019-11-15 21:49:33,279 INFO L443 ceAbstractionStarter]: For program point L217-2(lines 217 225) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 454) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 129 135) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 524) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L446 ceAbstractionStarter]: At program point L517-1(lines 517 524) the Hoare annotation is: true [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 204) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point L187-1(lines 187 204) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point L187-2(lines 187 204) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point L187-3(lines 187 204) no Hoare annotation was computed. [2019-11-15 21:49:33,280 INFO L443 ceAbstractionStarter]: For program point L187-4(lines 187 204) no Hoare annotation was computed. [2019-11-15 21:49:33,281 INFO L443 ceAbstractionStarter]: For program point L187-5(lines 187 204) no Hoare annotation was computed. [2019-11-15 21:49:33,281 INFO L443 ceAbstractionStarter]: For program point L980(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,283 INFO L443 ceAbstractionStarter]: For program point L980-1(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,283 INFO L443 ceAbstractionStarter]: For program point L980-2(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,283 INFO L443 ceAbstractionStarter]: For program point L980-3(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,283 INFO L443 ceAbstractionStarter]: For program point L980-4(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,283 INFO L443 ceAbstractionStarter]: For program point L980-5(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,283 INFO L443 ceAbstractionStarter]: For program point L980-6(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,284 INFO L443 ceAbstractionStarter]: For program point L980-7(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,284 INFO L443 ceAbstractionStarter]: For program point L980-8(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,284 INFO L443 ceAbstractionStarter]: For program point L980-9(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,284 INFO L443 ceAbstractionStarter]: For program point L980-10(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,284 INFO L443 ceAbstractionStarter]: For program point L980-11(lines 980 986) no Hoare annotation was computed. [2019-11-15 21:49:33,284 INFO L443 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2019-11-15 21:49:33,284 INFO L443 ceAbstractionStarter]: For program point L915(lines 915 919) no Hoare annotation was computed. [2019-11-15 21:49:33,285 INFO L439 ceAbstractionStarter]: At program point L321(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,285 INFO L439 ceAbstractionStarter]: At program point L321-1(lines 306 324) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse2 (and (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (.cse3 (= ~pumpRunning~0 0))) (or (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 .cse1 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4)) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse2 .cse3) (<= 1 ~waterLevel~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-11-15 21:49:33,285 INFO L439 ceAbstractionStarter]: At program point L321-2(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,285 INFO L439 ceAbstractionStarter]: At program point L321-3(lines 306 324) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse2 (and (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (.cse3 (= ~pumpRunning~0 0))) (or (and (and .cse0 .cse1 .cse2 .cse3) (<= 2 ~waterLevel~0)) (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 .cse1 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4)) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse2 .cse3) (<= 1 ~waterLevel~0)))) [2019-11-15 21:49:33,285 INFO L439 ceAbstractionStarter]: At program point L321-4(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,286 INFO L439 ceAbstractionStarter]: At program point L321-5(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,286 INFO L439 ceAbstractionStarter]: At program point L321-6(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,286 INFO L439 ceAbstractionStarter]: At program point L321-7(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,286 INFO L443 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2019-11-15 21:49:33,286 INFO L439 ceAbstractionStarter]: At program point L321-8(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,286 INFO L439 ceAbstractionStarter]: At program point L321-9(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,286 INFO L439 ceAbstractionStarter]: At program point L321-10(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,287 INFO L439 ceAbstractionStarter]: At program point L321-11(lines 306 324) the Hoare annotation is: false [2019-11-15 21:49:33,287 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2019-11-15 21:49:33,287 INFO L439 ceAbstractionStarter]: At program point L421(lines 416 424) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-15 21:49:33,287 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 21:49:33,287 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-11-15 21:49:33,288 INFO L439 ceAbstractionStarter]: At program point L91-1(lines 129 135) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (<= 2 ~waterLevel~0))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4)) (and .cse1 .cse2 (= 1 ~waterLevel~0) .cse3 .cse4) (and .cse1 .cse2 (and (not (= 0 ~systemActive~0)) .cse4) .cse0))) [2019-11-15 21:49:33,288 INFO L439 ceAbstractionStarter]: At program point L257(lines 250 260) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~7) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:49:33,288 INFO L439 ceAbstractionStarter]: At program point L257-1(lines 250 260) the Hoare annotation is: false [2019-11-15 21:49:33,288 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 199) no Hoare annotation was computed. [2019-11-15 21:49:33,288 INFO L439 ceAbstractionStarter]: At program point L257-2(lines 250 260) the Hoare annotation is: false [2019-11-15 21:49:33,288 INFO L443 ceAbstractionStarter]: For program point L191-1(lines 191 199) no Hoare annotation was computed. [2019-11-15 21:49:33,288 INFO L443 ceAbstractionStarter]: For program point L191-2(lines 191 199) no Hoare annotation was computed. [2019-11-15 21:49:33,289 INFO L443 ceAbstractionStarter]: For program point L191-3(lines 191 199) no Hoare annotation was computed. [2019-11-15 21:49:33,289 INFO L443 ceAbstractionStarter]: For program point L191-4(lines 191 199) no Hoare annotation was computed. [2019-11-15 21:49:33,289 INFO L443 ceAbstractionStarter]: For program point L191-5(lines 191 199) no Hoare annotation was computed. [2019-11-15 21:49:33,289 INFO L439 ceAbstractionStarter]: At program point L985(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,289 INFO L439 ceAbstractionStarter]: At program point L985-1(lines 976 989) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse2 (and (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (<= 1 ~waterLevel~0) .cse2 .cse3) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-11-15 21:49:33,289 INFO L439 ceAbstractionStarter]: At program point L985-2(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,290 INFO L439 ceAbstractionStarter]: At program point L985-3(lines 976 989) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse0 (and (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (<= 1 ~waterLevel~0) .cse3) (and (and .cse1 .cse2 .cse0 .cse3) (<= 2 ~waterLevel~0)))) [2019-11-15 21:49:33,290 INFO L439 ceAbstractionStarter]: At program point L985-4(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,290 INFO L439 ceAbstractionStarter]: At program point L985-5(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,290 INFO L439 ceAbstractionStarter]: At program point L985-6(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,290 INFO L439 ceAbstractionStarter]: At program point L985-7(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,290 INFO L439 ceAbstractionStarter]: At program point L985-8(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,291 INFO L439 ceAbstractionStarter]: At program point L985-9(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,291 INFO L439 ceAbstractionStarter]: At program point L985-10(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,291 INFO L439 ceAbstractionStarter]: At program point L985-11(lines 976 989) the Hoare annotation is: false [2019-11-15 21:49:33,291 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 21:49:33,291 INFO L443 ceAbstractionStarter]: For program point L161(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,291 INFO L443 ceAbstractionStarter]: For program point L161-1(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,291 INFO L443 ceAbstractionStarter]: For program point L161-2(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,292 INFO L443 ceAbstractionStarter]: For program point L161-3(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,292 INFO L443 ceAbstractionStarter]: For program point L161-4(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,292 INFO L443 ceAbstractionStarter]: For program point L161-5(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,292 INFO L443 ceAbstractionStarter]: For program point L161-6(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,292 INFO L443 ceAbstractionStarter]: For program point L161-7(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,292 INFO L443 ceAbstractionStarter]: For program point L161-8(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,292 INFO L443 ceAbstractionStarter]: For program point L161-9(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,293 INFO L443 ceAbstractionStarter]: For program point L161-10(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,293 INFO L443 ceAbstractionStarter]: For program point L161-11(lines 161 178) no Hoare annotation was computed. [2019-11-15 21:49:33,293 INFO L439 ceAbstractionStarter]: At program point L129(lines 128 147) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 (and (not (= 0 ~systemActive~0)) .cse2)) (<= 1 ~waterLevel~0)) (and (<= 2 ~waterLevel~0) (and .cse0 .cse1 .cse3 .cse2)) (and .cse0 .cse1 (= 1 ~waterLevel~0) .cse3 .cse2))) [2019-11-15 21:49:33,293 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 129 135) no Hoare annotation was computed. [2019-11-15 21:49:33,293 INFO L439 ceAbstractionStarter]: At program point L129-2(lines 128 147) the Hoare annotation is: false [2019-11-15 21:49:33,293 INFO L439 ceAbstractionStarter]: At program point L129-3(lines 128 147) the Hoare annotation is: false [2019-11-15 21:49:33,294 INFO L446 ceAbstractionStarter]: At program point L526(lines 507 529) the Hoare annotation is: true [2019-11-15 21:49:33,294 INFO L439 ceAbstractionStarter]: At program point L494(lines 490 496) the Hoare annotation is: (and (= 1 ULTIMATE.start_main_~tmp~7) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-15 21:49:33,294 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-11-15 21:49:33,294 INFO L439 ceAbstractionStarter]: At program point L65-1(lines 65 71) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~7)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (and (not (= 0 ~systemActive~0)) .cse6)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (and .cse0 .cse1 .cse3 .cse6))) (or (and .cse0 .cse1 (and (and (= 1 ~waterLevel~0) .cse2) .cse3)) (and .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse4) (and (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0) .cse5)))) [2019-11-15 21:49:33,294 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 21:49:33,294 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,295 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,295 INFO L443 ceAbstractionStarter]: For program point L165-2(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,295 INFO L443 ceAbstractionStarter]: For program point L165-3(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,295 INFO L443 ceAbstractionStarter]: For program point L165-4(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,295 INFO L443 ceAbstractionStarter]: For program point L165-5(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,295 INFO L443 ceAbstractionStarter]: For program point L165-6(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,295 INFO L443 ceAbstractionStarter]: For program point L165-7(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,296 INFO L443 ceAbstractionStarter]: For program point L165-8(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,296 INFO L443 ceAbstractionStarter]: For program point L165-9(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,296 INFO L443 ceAbstractionStarter]: For program point L165-10(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,296 INFO L443 ceAbstractionStarter]: For program point L165-11(lines 165 173) no Hoare annotation was computed. [2019-11-15 21:49:33,296 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-15 21:49:33,296 INFO L443 ceAbstractionStarter]: For program point L430-1(line 430) no Hoare annotation was computed. [2019-11-15 21:49:33,296 INFO L443 ceAbstractionStarter]: For program point L430-2(line 430) no Hoare annotation was computed. [2019-11-15 21:49:33,297 INFO L439 ceAbstractionStarter]: At program point L266(lines 261 269) the Hoare annotation is: false [2019-11-15 21:49:33,297 INFO L439 ceAbstractionStarter]: At program point L266-1(lines 261 269) the Hoare annotation is: false [2019-11-15 21:49:33,297 INFO L439 ceAbstractionStarter]: At program point L266-2(lines 261 269) the Hoare annotation is: false [2019-11-15 21:49:33,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:49:33 BoogieIcfgContainer [2019-11-15 21:49:33,323 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 21:49:33,323 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:49:33,324 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:49:33,324 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:49:33,328 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:49:23" (3/4) ... [2019-11-15 21:49:33,331 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 21:49:33,362 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-15 21:49:33,364 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-15 21:49:33,366 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-15 21:49:33,368 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-15 21:49:33,369 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 21:49:33,371 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 21:49:33,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-11-15 21:49:33,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == tmp && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-11-15 21:49:33,402 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (((((\result == 1 && 1 == tmp) && 2 <= waterLevel) && 2 <= tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= \result)) || (((1 <= tmp && ((pumpRunning == 0 && 0 == splverifierCounter) && \result == 1) && 1 == tmp) && 1 <= \result) && 1 <= waterLevel) [2019-11-15 21:49:33,402 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel)) || (((1 <= tmp && 1 <= \result) && 1 <= waterLevel) && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-15 21:49:33,403 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel)) || (((1 <= tmp && 1 <= \result) && 1 <= waterLevel) && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-15 21:49:33,404 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || ((((\result == 1 && 1 == tmp) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) [2019-11-15 21:49:33,404 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 1 <= waterLevel) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((\result == 1 && 1 == tmp) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-15 21:49:33,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || ((((\result == 1 && 1 == tmp) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) [2019-11-15 21:49:33,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 21:49:33,407 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && 0 == splverifierCounter) && \result == 1) && 1 == tmp) && 1 <= \result) && 1 <= waterLevel) || ((((\result == 1 && 1 == tmp) && 2 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= \result) [2019-11-15 21:49:33,407 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:49:33,413 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:49:33,414 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && 1 == tmp) && !(\result == 0)) && 1 <= waterLevel) && pumpRunning == 0) || ((((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 2 <= waterLevel) [2019-11-15 21:49:33,417 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 2 <= waterLevel) || (((((((0 == \result && \result == 1) && 1 == tmp) && !(0 == tmp)) && 0 == tmp___0) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 1 <= waterLevel) [2019-11-15 21:49:33,417 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == tmp) && 0 == \result) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:49:33,418 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && !(\result == 0)) && 1 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || ((((\result == 1 && 1 == tmp) && 2 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) [2019-11-15 21:49:33,418 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && 1 == tmp) && 0 == \result) && 1 == tmp___0) && 0 == tmp) && 1 == \result) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:49:33,418 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == \result && \result == 1) && 1 == tmp) && !(0 == tmp)) && 0 == tmp___0) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 1 <= waterLevel) || ((((\result == 1 && 1 == tmp) && 2 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) [2019-11-15 21:49:33,520 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3bbf4f71-93c2-4fe1-981c-4acc2e45c08b/bin/uautomizer/witness.graphml [2019-11-15 21:49:33,521 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:49:33,522 INFO L168 Benchmark]: Toolchain (without parser) took 12103.83 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 421.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -204.1 MB). Peak memory consumption was 216.9 MB. Max. memory is 11.5 GB. [2019-11-15 21:49:33,522 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:49:33,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -182.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-15 21:49:33,523 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:49:33,523 INFO L168 Benchmark]: Boogie Preprocessor took 59.25 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2019-11-15 21:49:33,523 INFO L168 Benchmark]: RCFGBuilder took 1025.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.6 MB). Peak memory consumption was 82.6 MB. Max. memory is 11.5 GB. [2019-11-15 21:49:33,524 INFO L168 Benchmark]: TraceAbstraction took 10193.43 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 267.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -145.5 MB). Peak memory consumption was 378.9 MB. Max. memory is 11.5 GB. [2019-11-15 21:49:33,524 INFO L168 Benchmark]: Witness Printer took 197.35 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2019-11-15 21:49:33,526 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 539.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -182.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.25 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1025.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.6 MB). Peak memory consumption was 82.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10193.43 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 267.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -145.5 MB). Peak memory consumption was 378.9 MB. Max. memory is 11.5 GB. * Witness Printer took 197.35 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 430]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 430]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 430]: 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: 129]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || ((((\result == 1 && 1 == tmp) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && 0 == splverifierCounter) && \result == 1) && 1 == tmp) && 1 <= \result) && 1 <= waterLevel) || ((((\result == 1 && 1 == tmp) && 2 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= \result) - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (((((((0 == \result && \result == 1) && 1 == tmp) && !(0 == tmp)) && 0 == tmp___0) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 1 <= waterLevel) || ((((\result == 1 && 1 == tmp) && 2 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: (((((((\result == 1 && 1 == tmp) && 0 == \result) && 1 == tmp___0) && 0 == tmp) && 1 == \result) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel)) || (((1 <= tmp && 1 <= \result) && 1 <= waterLevel) && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: (((1 == tmp && tmp == systemActive) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == tmp) && 0 == \result) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || ((((\result == 1 && 1 == tmp) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (((((\result == 1 && 1 == tmp) && 2 <= waterLevel) && 2 <= tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= \result)) || (((1 <= tmp && ((pumpRunning == 0 && 0 == splverifierCounter) && \result == 1) && 1 == tmp) && 1 <= \result) && 1 <= waterLevel) - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && 1 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: ((1 == systemActive && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && !(\result == 0)) && 1 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || ((((\result == 1 && 1 == tmp) && 2 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: ((((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && 1 == tmp) && !(\result == 0)) && 1 <= waterLevel) && pumpRunning == 0) || ((((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 2 <= waterLevel) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 1 <= waterLevel) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((\result == 1 && 1 == tmp) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel)) || (((1 <= tmp && 1 <= \result) && 1 <= waterLevel) && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 2 <= waterLevel) || (((((((0 == \result && \result == 1) && 1 == tmp) && !(0 == tmp)) && 0 == tmp___0) && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 1 <= waterLevel) - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 191 locations, 3 error locations. Result: SAFE, OverallTime: 10.1s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.4s, HoareTripleCheckerStatistics: 1694 SDtfs, 2583 SDslu, 2776 SDs, 0 SdLazy, 393 SolverSat, 89 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1169 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 222 NumberOfFragments, 838 HoareAnnotationTreeSize, 68 FomulaSimplifications, 696528 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 68 FomulaSimplificationsInter, 175791 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 505 NumberOfCodeBlocks, 505 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 492 ConstructedInterpolants, 0 QuantifiedInterpolants, 41569 SizeOfPredicates, 4 NumberOfNonLiveVariables, 417 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 128/134 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...