./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 647f9a243e92567482b901aa26f051c7fecee7f7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 15:01:35,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:01:35,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:01:35,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:01:35,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:01:35,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:01:35,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:01:35,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:01:35,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:01:35,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:01:35,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:01:35,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:01:35,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:01:35,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:01:35,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:01:35,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:01:35,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:01:35,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:01:35,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:01:35,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:01:35,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:01:35,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:01:35,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:01:35,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:01:35,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:01:35,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:01:35,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:01:35,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:01:35,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:01:35,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:01:35,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:01:35,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:01:35,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:01:35,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:01:35,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:01:35,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:01:35,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:01:35,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:01:35,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:01:35,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:01:35,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:01:35,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 15:01:35,414 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:01:35,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:01:35,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:01:35,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:01:35,417 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:01:35,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:01:35,417 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 15:01:35,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:01:35,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 15:01:35,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:01:35,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 15:01:35,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:01:35,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 15:01:35,419 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 15:01:35,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 15:01:35,419 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:01:35,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 15:01:35,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:01:35,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:01:35,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:01:35,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:01:35,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:01:35,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:01:35,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:01:35,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 15:01:35,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 15:01:35,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 15:01:35,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 15:01:35,423 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:01:35,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2020-12-01 15:01:35,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:01:35,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:01:35,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:01:35,781 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:01:35,783 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:01:35,785 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2020-12-01 15:01:35,889 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/data/bdfb41781/e39bd873929e49e19ba4b3260b28b2b6/FLAGf77d0ce27 [2020-12-01 15:01:36,521 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:01:36,522 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2020-12-01 15:01:36,557 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/data/bdfb41781/e39bd873929e49e19ba4b3260b28b2b6/FLAGf77d0ce27 [2020-12-01 15:01:36,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/data/bdfb41781/e39bd873929e49e19ba4b3260b28b2b6 [2020-12-01 15:01:36,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:01:36,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 15:01:36,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:01:36,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:01:36,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:01:36,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:01:36" (1/1) ... [2020-12-01 15:01:36,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d4c1ccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:36, skipping insertion in model container [2020-12-01 15:01:36,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:01:36" (1/1) ... [2020-12-01 15:01:36,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:01:36,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:01:37,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:01:37,293 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 15:01:37,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:01:37,467 INFO L208 MainTranslator]: Completed translation [2020-12-01 15:01:37,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37 WrapperNode [2020-12-01 15:01:37,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:01:37,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 15:01:37,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 15:01:37,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 15:01:37,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... [2020-12-01 15:01:37,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... [2020-12-01 15:01:37,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 15:01:37,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 15:01:37,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 15:01:37,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 15:01:37,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... [2020-12-01 15:01:37,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... [2020-12-01 15:01:37,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... [2020-12-01 15:01:37,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... [2020-12-01 15:01:37,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... [2020-12-01 15:01:37,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... [2020-12-01 15:01:37,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... [2020-12-01 15:01:37,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 15:01:37,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 15:01:37,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 15:01:37,707 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 15:01:37,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/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 [2020-12-01 15:01:37,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 15:01:37,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 15:01:37,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 15:01:37,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 15:01:39,160 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 15:01:39,161 INFO L298 CfgBuilder]: Removed 300 assume(true) statements. [2020-12-01 15:01:39,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:01:39 BoogieIcfgContainer [2020-12-01 15:01:39,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 15:01:39,166 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-01 15:01:39,166 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-01 15:01:39,171 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-01 15:01:39,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:01:36" (1/3) ... [2020-12-01 15:01:39,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a48afe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:01:39, skipping insertion in model container [2020-12-01 15:01:39,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:01:37" (2/3) ... [2020-12-01 15:01:39,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a48afe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:01:39, skipping insertion in model container [2020-12-01 15:01:39,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:01:39" (3/3) ... [2020-12-01 15:01:39,175 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2020-12-01 15:01:39,192 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-01 15:01:39,196 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-01 15:01:39,208 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-01 15:01:39,238 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-01 15:01:39,239 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-01 15:01:39,239 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-01 15:01:39,239 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 15:01:39,239 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 15:01:39,239 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-01 15:01:39,239 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 15:01:39,239 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-01 15:01:39,263 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2020-12-01 15:01:39,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 15:01:39,271 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:39,271 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:01:39,272 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:39,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:39,279 INFO L82 PathProgramCache]: Analyzing trace with hash -357978026, now seen corresponding path program 1 times [2020-12-01 15:01:39,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:39,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741646398] [2020-12-01 15:01:39,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:39,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:39,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741646398] [2020-12-01 15:01:39,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:01:39,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:01:39,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072914685] [2020-12-01 15:01:39,700 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-01 15:01:39,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:39,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-01 15:01:39,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-01 15:01:39,724 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 2 states. [2020-12-01 15:01:39,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:39,809 INFO L93 Difference]: Finished difference Result 396 states and 601 transitions. [2020-12-01 15:01:39,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-01 15:01:39,810 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-12-01 15:01:39,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:39,824 INFO L225 Difference]: With dead ends: 396 [2020-12-01 15:01:39,824 INFO L226 Difference]: Without dead ends: 196 [2020-12-01 15:01:39,829 INFO L677 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 [2020-12-01 15:01:39,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-12-01 15:01:39,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2020-12-01 15:01:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-12-01 15:01:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2020-12-01 15:01:39,889 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2020-12-01 15:01:39,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:39,890 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2020-12-01 15:01:39,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-01 15:01:39,890 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2020-12-01 15:01:39,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 15:01:39,892 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:39,892 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:01:39,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-01 15:01:39,893 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:39,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:39,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1448041527, now seen corresponding path program 1 times [2020-12-01 15:01:39,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:39,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883576612] [2020-12-01 15:01:39,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:40,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:40,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883576612] [2020-12-01 15:01:40,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:01:40,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:01:40,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941607228] [2020-12-01 15:01:40,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:01:40,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:40,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:01:40,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:01:40,095 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand 3 states. [2020-12-01 15:01:40,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:40,117 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2020-12-01 15:01:40,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:01:40,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-12-01 15:01:40,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:40,120 INFO L225 Difference]: With dead ends: 196 [2020-12-01 15:01:40,120 INFO L226 Difference]: Without dead ends: 77 [2020-12-01 15:01:40,122 INFO L677 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 [2020-12-01 15:01:40,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-12-01 15:01:40,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2020-12-01 15:01:40,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-12-01 15:01:40,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2020-12-01 15:01:40,138 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2020-12-01 15:01:40,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:40,138 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2020-12-01 15:01:40,138 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:01:40,139 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2020-12-01 15:01:40,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 15:01:40,140 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:40,141 INFO L422 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] [2020-12-01 15:01:40,141 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-01 15:01:40,141 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:40,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:40,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1380383743, now seen corresponding path program 1 times [2020-12-01 15:01:40,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:40,143 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59937363] [2020-12-01 15:01:40,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:40,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59937363] [2020-12-01 15:01:40,333 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:01:40,333 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-01 15:01:40,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055223189] [2020-12-01 15:01:40,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-01 15:01:40,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:40,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-01 15:01:40,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:01:40,340 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand 6 states. [2020-12-01 15:01:40,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:40,596 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2020-12-01 15:01:40,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-01 15:01:40,597 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-12-01 15:01:40,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:40,599 INFO L225 Difference]: With dead ends: 243 [2020-12-01 15:01:40,599 INFO L226 Difference]: Without dead ends: 173 [2020-12-01 15:01:40,601 INFO L677 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 [2020-12-01 15:01:40,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-12-01 15:01:40,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 99. [2020-12-01 15:01:40,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-12-01 15:01:40,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2020-12-01 15:01:40,620 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 26 [2020-12-01 15:01:40,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:40,621 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2020-12-01 15:01:40,621 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-01 15:01:40,621 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2020-12-01 15:01:40,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 15:01:40,622 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:40,623 INFO L422 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] [2020-12-01 15:01:40,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-01 15:01:40,623 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:40,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:40,624 INFO L82 PathProgramCache]: Analyzing trace with hash -768654137, now seen corresponding path program 1 times [2020-12-01 15:01:40,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:40,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985356719] [2020-12-01 15:01:40,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:40,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985356719] [2020-12-01 15:01:40,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:01:40,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:01:40,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357556068] [2020-12-01 15:01:40,727 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:01:40,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:40,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:01:40,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:01:40,731 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand 3 states. [2020-12-01 15:01:40,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:40,837 INFO L93 Difference]: Finished difference Result 203 states and 301 transitions. [2020-12-01 15:01:40,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:01:40,838 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-12-01 15:01:40,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:40,840 INFO L225 Difference]: With dead ends: 203 [2020-12-01 15:01:40,840 INFO L226 Difference]: Without dead ends: 111 [2020-12-01 15:01:40,841 INFO L677 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 [2020-12-01 15:01:40,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-12-01 15:01:40,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2020-12-01 15:01:40,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-12-01 15:01:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2020-12-01 15:01:40,857 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 29 [2020-12-01 15:01:40,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:40,858 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2020-12-01 15:01:40,858 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:01:40,858 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2020-12-01 15:01:40,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 15:01:40,860 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:40,860 INFO L422 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] [2020-12-01 15:01:40,860 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-01 15:01:40,861 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:40,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:40,862 INFO L82 PathProgramCache]: Analyzing trace with hash -1648863158, now seen corresponding path program 1 times [2020-12-01 15:01:40,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:40,862 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098055815] [2020-12-01 15:01:40,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:40,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:40,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098055815] [2020-12-01 15:01:40,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:01:40,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:01:40,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131614630] [2020-12-01 15:01:40,974 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 15:01:40,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:40,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 15:01:40,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:01:40,976 INFO L87 Difference]: Start difference. First operand 109 states and 154 transitions. Second operand 5 states. [2020-12-01 15:01:41,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:41,210 INFO L93 Difference]: Finished difference Result 352 states and 498 transitions. [2020-12-01 15:01:41,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-01 15:01:41,211 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-12-01 15:01:41,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:41,215 INFO L225 Difference]: With dead ends: 352 [2020-12-01 15:01:41,215 INFO L226 Difference]: Without dead ends: 250 [2020-12-01 15:01:41,220 INFO L677 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 [2020-12-01 15:01:41,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-12-01 15:01:41,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 107. [2020-12-01 15:01:41,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-12-01 15:01:41,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2020-12-01 15:01:41,260 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 29 [2020-12-01 15:01:41,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:41,261 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2020-12-01 15:01:41,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 15:01:41,262 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2020-12-01 15:01:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 15:01:41,268 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:41,269 INFO L422 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, 1, 1, 1] [2020-12-01 15:01:41,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-01 15:01:41,269 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:41,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:41,270 INFO L82 PathProgramCache]: Analyzing trace with hash -562091259, now seen corresponding path program 1 times [2020-12-01 15:01:41,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:41,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167076680] [2020-12-01 15:01:41,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:41,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:41,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167076680] [2020-12-01 15:01:41,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:01:41,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-01 15:01:41,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968879962] [2020-12-01 15:01:41,412 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 15:01:41,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:41,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 15:01:41,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:01:41,416 INFO L87 Difference]: Start difference. First operand 107 states and 148 transitions. Second operand 5 states. [2020-12-01 15:01:41,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:41,551 INFO L93 Difference]: Finished difference Result 305 states and 420 transitions. [2020-12-01 15:01:41,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-01 15:01:41,552 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-12-01 15:01:41,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:41,555 INFO L225 Difference]: With dead ends: 305 [2020-12-01 15:01:41,555 INFO L226 Difference]: Without dead ends: 205 [2020-12-01 15:01:41,558 INFO L677 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 [2020-12-01 15:01:41,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-12-01 15:01:41,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 116. [2020-12-01 15:01:41,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-12-01 15:01:41,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2020-12-01 15:01:41,591 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 35 [2020-12-01 15:01:41,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:41,598 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2020-12-01 15:01:41,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 15:01:41,598 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2020-12-01 15:01:41,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 15:01:41,600 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:41,600 INFO L422 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, 1, 1, 1] [2020-12-01 15:01:41,600 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-01 15:01:41,601 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:41,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:41,609 INFO L82 PathProgramCache]: Analyzing trace with hash 138973319, now seen corresponding path program 1 times [2020-12-01 15:01:41,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:41,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609973350] [2020-12-01 15:01:41,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:41,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:41,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609973350] [2020-12-01 15:01:41,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:01:41,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:01:41,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72474682] [2020-12-01 15:01:41,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:01:41,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:41,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:01:41,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:01:41,721 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand 4 states. [2020-12-01 15:01:41,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:41,795 INFO L93 Difference]: Finished difference Result 285 states and 385 transitions. [2020-12-01 15:01:41,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:01:41,796 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-12-01 15:01:41,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:41,798 INFO L225 Difference]: With dead ends: 285 [2020-12-01 15:01:41,798 INFO L226 Difference]: Without dead ends: 176 [2020-12-01 15:01:41,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:01:41,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-12-01 15:01:41,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 122. [2020-12-01 15:01:41,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-12-01 15:01:41,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2020-12-01 15:01:41,816 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 35 [2020-12-01 15:01:41,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:41,817 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2020-12-01 15:01:41,818 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:01:41,818 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2020-12-01 15:01:41,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 15:01:41,826 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:41,826 INFO L422 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, 1, 1, 1] [2020-12-01 15:01:41,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-01 15:01:41,827 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:41,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:41,828 INFO L82 PathProgramCache]: Analyzing trace with hash -447832695, now seen corresponding path program 1 times [2020-12-01 15:01:41,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:41,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857802123] [2020-12-01 15:01:41,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:41,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:41,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857802123] [2020-12-01 15:01:41,922 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:01:41,922 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:01:41,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717558966] [2020-12-01 15:01:41,923 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:01:41,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:41,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:01:41,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:01:41,926 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand 3 states. [2020-12-01 15:01:41,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:41,974 INFO L93 Difference]: Finished difference Result 288 states and 386 transitions. [2020-12-01 15:01:41,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:01:41,975 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-01 15:01:41,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:41,977 INFO L225 Difference]: With dead ends: 288 [2020-12-01 15:01:41,977 INFO L226 Difference]: Without dead ends: 173 [2020-12-01 15:01:41,978 INFO L677 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 [2020-12-01 15:01:41,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-12-01 15:01:42,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2020-12-01 15:01:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2020-12-01 15:01:42,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 227 transitions. [2020-12-01 15:01:42,022 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 227 transitions. Word has length 35 [2020-12-01 15:01:42,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:42,025 INFO L481 AbstractCegarLoop]: Abstraction has 173 states and 227 transitions. [2020-12-01 15:01:42,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:01:42,025 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 227 transitions. [2020-12-01 15:01:42,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 15:01:42,027 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:42,027 INFO L422 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, 1, 1, 1, 1] [2020-12-01 15:01:42,028 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-01 15:01:42,029 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:42,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:42,030 INFO L82 PathProgramCache]: Analyzing trace with hash -772491191, now seen corresponding path program 1 times [2020-12-01 15:01:42,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:42,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668946284] [2020-12-01 15:01:42,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:42,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:42,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668946284] [2020-12-01 15:01:42,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:01:42,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-01 15:01:42,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054766951] [2020-12-01 15:01:42,192 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-01 15:01:42,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:42,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-01 15:01:42,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:01:42,198 INFO L87 Difference]: Start difference. First operand 173 states and 227 transitions. Second operand 7 states. [2020-12-01 15:01:42,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:42,654 INFO L93 Difference]: Finished difference Result 818 states and 1098 transitions. [2020-12-01 15:01:42,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-01 15:01:42,655 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2020-12-01 15:01:42,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:42,663 INFO L225 Difference]: With dead ends: 818 [2020-12-01 15:01:42,663 INFO L226 Difference]: Without dead ends: 703 [2020-12-01 15:01:42,664 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-12-01 15:01:42,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2020-12-01 15:01:42,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 290. [2020-12-01 15:01:42,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2020-12-01 15:01:42,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 378 transitions. [2020-12-01 15:01:42,726 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 378 transitions. Word has length 36 [2020-12-01 15:01:42,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:42,726 INFO L481 AbstractCegarLoop]: Abstraction has 290 states and 378 transitions. [2020-12-01 15:01:42,726 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-01 15:01:42,727 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 378 transitions. [2020-12-01 15:01:42,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 15:01:42,728 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:01:42,728 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:01:42,728 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-01 15:01:42,729 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:01:42,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:01:42,729 INFO L82 PathProgramCache]: Analyzing trace with hash 2131959275, now seen corresponding path program 1 times [2020-12-01 15:01:42,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:01:42,730 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631147074] [2020-12-01 15:01:42,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:01:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:42,866 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:42,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631147074] [2020-12-01 15:01:42,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233980786] [2020-12-01 15:01:42,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/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 [2020-12-01 15:01:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:01:43,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 15:01:43,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:01:43,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:01:43,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-01 15:01:43,280 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-12-01 15:01:43,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917441641] [2020-12-01 15:01:43,282 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-01 15:01:43,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:01:43,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-01 15:01:43,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-01 15:01:43,285 INFO L87 Difference]: Start difference. First operand 290 states and 378 transitions. Second operand 8 states. [2020-12-01 15:01:43,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:01:43,853 INFO L93 Difference]: Finished difference Result 634 states and 842 transitions. [2020-12-01 15:01:43,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-01 15:01:43,854 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-12-01 15:01:43,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:01:43,854 INFO L225 Difference]: With dead ends: 634 [2020-12-01 15:01:43,854 INFO L226 Difference]: Without dead ends: 0 [2020-12-01 15:01:43,856 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-12-01 15:01:43,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-01 15:01:43,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-01 15:01:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-01 15:01:43,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-01 15:01:43,857 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-01 15:01:43,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:01:43,857 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 15:01:43,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-01 15:01:43,857 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-01 15:01:43,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 15:01:44,085 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-01 15:01:44,087 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-01 15:01:44,486 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 98 [2020-12-01 15:01:44,610 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 96 [2020-12-01 15:01:44,754 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 98 [2020-12-01 15:01:44,921 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2020-12-01 15:01:45,087 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 101 [2020-12-01 15:01:45,465 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 20 [2020-12-01 15:01:45,589 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 19 [2020-12-01 15:01:45,765 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 9 [2020-12-01 15:01:46,098 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 26 [2020-12-01 15:01:46,745 WARN L197 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2020-12-01 15:01:47,191 WARN L197 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2020-12-01 15:01:47,424 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 29 [2020-12-01 15:01:47,888 WARN L197 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2020-12-01 15:01:48,489 WARN L197 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2020-12-01 15:01:49,006 WARN L197 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2020-12-01 15:01:49,162 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 22 [2020-12-01 15:01:49,327 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 22 [2020-12-01 15:01:49,567 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 24 [2020-12-01 15:01:49,926 WARN L197 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 34 [2020-12-01 15:01:50,003 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-12-01 15:01:50,003 INFO L262 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-12-01 15:01:50,003 INFO L262 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-12-01 15:01:50,004 INFO L258 CegarLoopResult]: At program point L961(lines 946 964) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ~waterLevel~0 2)) [2020-12-01 15:01:50,004 INFO L262 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-12-01 15:01:50,004 INFO L258 CegarLoopResult]: At program point L961-1(lines 946 964) the Hoare annotation is: false [2020-12-01 15:01:50,004 INFO L258 CegarLoopResult]: At program point L961-2(lines 946 964) the Hoare annotation is: false [2020-12-01 15:01:50,004 INFO L258 CegarLoopResult]: At program point L961-3(lines 946 964) the Hoare annotation is: false [2020-12-01 15:01:50,005 INFO L258 CegarLoopResult]: At program point L961-4(lines 946 964) the Hoare annotation is: false [2020-12-01 15:01:50,005 INFO L258 CegarLoopResult]: At program point L961-5(lines 946 964) the Hoare annotation is: false [2020-12-01 15:01:50,005 INFO L258 CegarLoopResult]: At program point L730(lines 725 733) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ~waterLevel~0 2)) [2020-12-01 15:01:50,005 INFO L258 CegarLoopResult]: At program point L730-1(lines 725 733) the Hoare annotation is: false [2020-12-01 15:01:50,005 INFO L258 CegarLoopResult]: At program point L730-2(lines 725 733) the Hoare annotation is: false [2020-12-01 15:01:50,006 INFO L258 CegarLoopResult]: At program point L730-3(lines 725 733) the Hoare annotation is: false [2020-12-01 15:01:50,006 INFO L258 CegarLoopResult]: At program point L730-4(lines 725 733) the Hoare annotation is: false [2020-12-01 15:01:50,006 INFO L258 CegarLoopResult]: At program point L730-5(lines 725 733) the Hoare annotation is: false [2020-12-01 15:01:50,006 INFO L262 CegarLoopResult]: For program point L599(lines 599 612) no Hoare annotation was computed. [2020-12-01 15:01:50,006 INFO L262 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2020-12-01 15:01:50,007 INFO L265 CegarLoopResult]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2020-12-01 15:01:50,007 INFO L258 CegarLoopResult]: At program point L997(lines 750 756) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse0 .cse1) (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse1))) [2020-12-01 15:01:50,007 INFO L258 CegarLoopResult]: At program point L997-1(lines 750 756) the Hoare annotation is: false [2020-12-01 15:01:50,007 INFO L258 CegarLoopResult]: At program point L997-2(lines 750 756) the Hoare annotation is: false [2020-12-01 15:01:50,008 INFO L258 CegarLoopResult]: At program point L536(lines 1 1028) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-01 15:01:50,008 INFO L262 CegarLoopResult]: For program point L834(lines 834 851) no Hoare annotation was computed. [2020-12-01 15:01:50,008 INFO L262 CegarLoopResult]: For program point L834-1(lines 834 851) no Hoare annotation was computed. [2020-12-01 15:01:50,008 INFO L262 CegarLoopResult]: For program point L834-2(lines 834 851) no Hoare annotation was computed. [2020-12-01 15:01:50,008 INFO L262 CegarLoopResult]: For program point L570(lines 569 616) no Hoare annotation was computed. [2020-12-01 15:01:50,009 INFO L258 CegarLoopResult]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-12-01 15:01:50,009 INFO L262 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2020-12-01 15:01:50,009 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-12-01 15:01:50,009 INFO L262 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2020-12-01 15:01:50,009 INFO L262 CegarLoopResult]: For program point L605(lines 605 611) no Hoare annotation was computed. [2020-12-01 15:01:50,010 INFO L258 CegarLoopResult]: At program point L605-1(lines 605 611) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (= ~pumpRunning~0 0) .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse3))) [2020-12-01 15:01:50,010 INFO L262 CegarLoopResult]: For program point L638-3(lines 638 642) no Hoare annotation was computed. [2020-12-01 15:01:50,010 INFO L262 CegarLoopResult]: For program point L638-6(lines 638 642) no Hoare annotation was computed. [2020-12-01 15:01:50,010 INFO L262 CegarLoopResult]: For program point L969(lines 969 975) no Hoare annotation was computed. [2020-12-01 15:01:50,011 INFO L258 CegarLoopResult]: At program point L969-1(lines 969 975) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2020-12-01 15:01:50,011 INFO L262 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,011 INFO L262 CegarLoopResult]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,011 INFO L262 CegarLoopResult]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,011 INFO L262 CegarLoopResult]: For program point L936-5(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,011 INFO L262 CegarLoopResult]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,012 INFO L262 CegarLoopResult]: For program point L936-8(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,012 INFO L262 CegarLoopResult]: For program point L936-9(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,012 INFO L262 CegarLoopResult]: For program point L936-11(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,012 INFO L262 CegarLoopResult]: For program point L936-12(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,012 INFO L262 CegarLoopResult]: For program point L936-14(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,012 INFO L262 CegarLoopResult]: For program point L936-15(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,013 INFO L262 CegarLoopResult]: For program point L936-17(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,013 INFO L262 CegarLoopResult]: For program point L936-18(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,013 INFO L262 CegarLoopResult]: For program point L936-20(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,013 INFO L262 CegarLoopResult]: For program point L936-21(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,013 INFO L262 CegarLoopResult]: For program point L936-23(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,013 INFO L262 CegarLoopResult]: For program point L936-24(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,014 INFO L262 CegarLoopResult]: For program point L936-26(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,014 INFO L262 CegarLoopResult]: For program point L936-27(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,014 INFO L262 CegarLoopResult]: For program point L936-29(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,014 INFO L262 CegarLoopResult]: For program point L936-30(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,014 INFO L262 CegarLoopResult]: For program point L936-32(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,015 INFO L262 CegarLoopResult]: For program point L936-33(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,015 INFO L262 CegarLoopResult]: For program point L838(lines 838 846) no Hoare annotation was computed. [2020-12-01 15:01:50,015 INFO L262 CegarLoopResult]: For program point L838-1(lines 838 846) no Hoare annotation was computed. [2020-12-01 15:01:50,015 INFO L262 CegarLoopResult]: For program point L936-35(lines 936 940) no Hoare annotation was computed. [2020-12-01 15:01:50,015 INFO L262 CegarLoopResult]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2020-12-01 15:01:50,016 INFO L258 CegarLoopResult]: At program point L707(lines 702 710) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0 .cse1 .cse2) (and .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 .cse2) (and (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2) (and .cse4 .cse0 .cse1 .cse2))) [2020-12-01 15:01:50,016 INFO L258 CegarLoopResult]: At program point L707-1(lines 702 710) the Hoare annotation is: false [2020-12-01 15:01:50,016 INFO L258 CegarLoopResult]: At program point L707-2(lines 702 710) the Hoare annotation is: false [2020-12-01 15:01:50,016 INFO L265 CegarLoopResult]: At program point L509(lines 490 512) the Hoare annotation is: true [2020-12-01 15:01:50,017 INFO L258 CegarLoopResult]: At program point L675(lines 670 678) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ~waterLevel~0 2)) [2020-12-01 15:01:50,017 INFO L258 CegarLoopResult]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2020-12-01 15:01:50,017 INFO L258 CegarLoopResult]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2020-12-01 15:01:50,017 INFO L262 CegarLoopResult]: For program point L808(lines 808 825) no Hoare annotation was computed. [2020-12-01 15:01:50,018 INFO L262 CegarLoopResult]: For program point L808-1(lines 808 825) no Hoare annotation was computed. [2020-12-01 15:01:50,018 INFO L262 CegarLoopResult]: For program point L808-2(lines 808 825) no Hoare annotation was computed. [2020-12-01 15:01:50,018 INFO L262 CegarLoopResult]: For program point L808-3(lines 808 825) no Hoare annotation was computed. [2020-12-01 15:01:50,018 INFO L262 CegarLoopResult]: For program point L808-4(lines 808 825) no Hoare annotation was computed. [2020-12-01 15:01:50,018 INFO L262 CegarLoopResult]: For program point L808-5(lines 808 825) no Hoare annotation was computed. [2020-12-01 15:01:50,019 INFO L258 CegarLoopResult]: At program point L544(lines 539 547) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-01 15:01:50,019 INFO L262 CegarLoopResult]: For program point L1008(lines 1008 1025) no Hoare annotation was computed. [2020-12-01 15:01:50,020 INFO L258 CegarLoopResult]: At program point L1008-1(lines 1 1028) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0 .cse1 .cse2) (and .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) .cse2 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (and (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2) (and .cse4 .cse0 .cse1 .cse2))) [2020-12-01 15:01:50,020 INFO L258 CegarLoopResult]: At program point L942(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,020 INFO L262 CegarLoopResult]: For program point L1008-2(lines 1008 1025) no Hoare annotation was computed. [2020-12-01 15:01:50,020 INFO L258 CegarLoopResult]: At program point L942-1(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,021 INFO L258 CegarLoopResult]: At program point L1008-3(lines 1 1028) the Hoare annotation is: false [2020-12-01 15:01:50,022 INFO L258 CegarLoopResult]: At program point L942-2(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,022 INFO L262 CegarLoopResult]: For program point L1008-4(lines 1008 1025) no Hoare annotation was computed. [2020-12-01 15:01:50,023 INFO L258 CegarLoopResult]: At program point L942-3(lines 927 945) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse0 .cse1 .cse2 .cse3))) [2020-12-01 15:01:50,023 INFO L258 CegarLoopResult]: At program point L1008-5(lines 1 1028) the Hoare annotation is: false [2020-12-01 15:01:50,023 INFO L258 CegarLoopResult]: At program point L942-4(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,023 INFO L258 CegarLoopResult]: At program point L942-5(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,023 INFO L258 CegarLoopResult]: At program point L942-6(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,024 INFO L258 CegarLoopResult]: At program point L942-7(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,024 INFO L258 CegarLoopResult]: At program point L942-8(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,024 INFO L258 CegarLoopResult]: At program point L942-9(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,024 INFO L258 CegarLoopResult]: At program point L942-10(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,024 INFO L262 CegarLoopResult]: For program point L579(lines 579 585) no Hoare annotation was computed. [2020-12-01 15:01:50,024 INFO L258 CegarLoopResult]: At program point L942-11(lines 927 945) the Hoare annotation is: false [2020-12-01 15:01:50,025 INFO L258 CegarLoopResult]: At program point L579-1(lines 579 585) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4 .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse3) (and .cse1 .cse4 .cse2 .cse3))) [2020-12-01 15:01:50,025 INFO L258 CegarLoopResult]: At program point L878(lines 871 881) the Hoare annotation is: (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ~waterLevel~0 2)) [2020-12-01 15:01:50,025 INFO L258 CegarLoopResult]: At program point L878-1(lines 871 881) the Hoare annotation is: false [2020-12-01 15:01:50,025 INFO L262 CegarLoopResult]: For program point L812(lines 812 820) no Hoare annotation was computed. [2020-12-01 15:01:50,025 INFO L258 CegarLoopResult]: At program point L878-2(lines 871 881) the Hoare annotation is: false [2020-12-01 15:01:50,026 INFO L262 CegarLoopResult]: For program point L812-1(lines 812 820) no Hoare annotation was computed. [2020-12-01 15:01:50,026 INFO L262 CegarLoopResult]: For program point L812-2(lines 812 820) no Hoare annotation was computed. [2020-12-01 15:01:50,026 INFO L262 CegarLoopResult]: For program point L812-3(lines 812 820) no Hoare annotation was computed. [2020-12-01 15:01:50,026 INFO L262 CegarLoopResult]: For program point L812-4(lines 812 820) no Hoare annotation was computed. [2020-12-01 15:01:50,026 INFO L262 CegarLoopResult]: For program point L812-5(lines 812 820) no Hoare annotation was computed. [2020-12-01 15:01:50,026 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-01 15:01:50,027 INFO L262 CegarLoopResult]: For program point L1012(lines 1012 1022) no Hoare annotation was computed. [2020-12-01 15:01:50,027 INFO L262 CegarLoopResult]: For program point L1012-2(lines 1012 1022) no Hoare annotation was computed. [2020-12-01 15:01:50,027 INFO L262 CegarLoopResult]: For program point L1012-4(lines 1012 1022) no Hoare annotation was computed. [2020-12-01 15:01:50,027 INFO L262 CegarLoopResult]: For program point L715(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,027 INFO L262 CegarLoopResult]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,027 INFO L262 CegarLoopResult]: For program point L715-2(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,027 INFO L262 CegarLoopResult]: For program point L715-3(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,028 INFO L262 CegarLoopResult]: For program point L715-4(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,028 INFO L262 CegarLoopResult]: For program point L715-5(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,028 INFO L262 CegarLoopResult]: For program point L715-6(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,028 INFO L262 CegarLoopResult]: For program point L715-7(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,028 INFO L262 CegarLoopResult]: For program point L715-8(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,028 INFO L262 CegarLoopResult]: For program point L715-9(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,029 INFO L262 CegarLoopResult]: For program point L715-10(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,029 INFO L262 CegarLoopResult]: For program point L715-11(lines 715 721) no Hoare annotation was computed. [2020-12-01 15:01:50,029 INFO L262 CegarLoopResult]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2020-12-01 15:01:50,029 INFO L262 CegarLoopResult]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2020-12-01 15:01:50,029 INFO L262 CegarLoopResult]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2020-12-01 15:01:50,029 INFO L262 CegarLoopResult]: For program point L782(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,030 INFO L262 CegarLoopResult]: For program point L782-1(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,030 INFO L262 CegarLoopResult]: For program point L782-2(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,030 INFO L262 CegarLoopResult]: For program point L782-3(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,030 INFO L262 CegarLoopResult]: For program point L650(lines 650 654) no Hoare annotation was computed. [2020-12-01 15:01:50,030 INFO L262 CegarLoopResult]: For program point L782-4(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,030 INFO L258 CegarLoopResult]: At program point L617(lines 568 618) the Hoare annotation is: false [2020-12-01 15:01:50,030 INFO L262 CegarLoopResult]: For program point L782-5(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,031 INFO L262 CegarLoopResult]: For program point L782-6(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,031 INFO L262 CegarLoopResult]: For program point L782-7(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,031 INFO L262 CegarLoopResult]: For program point L782-8(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,031 INFO L262 CegarLoopResult]: For program point L782-9(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,031 INFO L262 CegarLoopResult]: For program point L782-10(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,031 INFO L262 CegarLoopResult]: For program point L782-11(lines 782 799) no Hoare annotation was computed. [2020-12-01 15:01:50,032 INFO L258 CegarLoopResult]: At program point L750(lines 746 768) the Hoare annotation is: (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0 .cse1 .cse2) (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) .cse3 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2) (and .cse3 .cse0 .cse1 .cse2))) [2020-12-01 15:01:50,032 INFO L258 CegarLoopResult]: At program point L750-1(lines 746 768) the Hoare annotation is: false [2020-12-01 15:01:50,032 INFO L258 CegarLoopResult]: At program point L750-2(lines 746 768) the Hoare annotation is: false [2020-12-01 15:01:50,032 INFO L258 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2020-12-01 15:01:50,032 INFO L262 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-12-01 15:01:50,033 INFO L262 CegarLoopResult]: For program point L553-1(line 553) no Hoare annotation was computed. [2020-12-01 15:01:50,033 INFO L262 CegarLoopResult]: For program point L553-2(line 553) no Hoare annotation was computed. [2020-12-01 15:01:50,033 INFO L262 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-12-01 15:01:50,033 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-01 15:01:50,033 INFO L262 CegarLoopResult]: For program point L786(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,033 INFO L262 CegarLoopResult]: For program point L786-1(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,034 INFO L258 CegarLoopResult]: At program point L720(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,034 INFO L262 CegarLoopResult]: For program point L786-2(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,034 INFO L258 CegarLoopResult]: At program point L720-1(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,034 INFO L262 CegarLoopResult]: For program point L786-3(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,034 INFO L258 CegarLoopResult]: At program point L720-2(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,034 INFO L262 CegarLoopResult]: For program point L786-4(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,035 INFO L258 CegarLoopResult]: At program point L720-3(lines 711 724) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3))) [2020-12-01 15:01:50,035 INFO L262 CegarLoopResult]: For program point L786-5(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,035 INFO L258 CegarLoopResult]: At program point L720-4(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,035 INFO L262 CegarLoopResult]: For program point L786-6(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,035 INFO L258 CegarLoopResult]: At program point L720-5(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,035 INFO L262 CegarLoopResult]: For program point L786-7(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,035 INFO L258 CegarLoopResult]: At program point L720-6(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,036 INFO L262 CegarLoopResult]: For program point L786-8(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,036 INFO L258 CegarLoopResult]: At program point L720-7(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,036 INFO L262 CegarLoopResult]: For program point L786-9(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,036 INFO L258 CegarLoopResult]: At program point L720-8(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,036 INFO L262 CegarLoopResult]: For program point L786-10(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,036 INFO L258 CegarLoopResult]: At program point L720-9(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,037 INFO L262 CegarLoopResult]: For program point L786-11(lines 786 794) no Hoare annotation was computed. [2020-12-01 15:01:50,037 INFO L258 CegarLoopResult]: At program point L720-10(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,037 INFO L258 CegarLoopResult]: At program point L720-11(lines 711 724) the Hoare annotation is: false [2020-12-01 15:01:50,037 INFO L262 CegarLoopResult]: For program point L589(lines 589 595) no Hoare annotation was computed. [2020-12-01 15:01:50,037 INFO L258 CegarLoopResult]: At program point L589-1(lines 589 595) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4 .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse3) (and .cse1 .cse4 .cse2 .cse3))) [2020-12-01 15:01:50,038 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-12-01 15:01:50,038 INFO L262 CegarLoopResult]: For program point L424-1(lines 424 428) no Hoare annotation was computed. [2020-12-01 15:01:50,038 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-01 15:01:50,038 INFO L258 CegarLoopResult]: At program point L887(lines 882 890) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse3 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse1 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse0 .cse1) (and .cse2 .cse3 (<= 2 ~waterLevel~0) .cse0 .cse4 .cse1) (and (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse0 .cse4 .cse1))) [2020-12-01 15:01:50,038 INFO L258 CegarLoopResult]: At program point L887-1(lines 882 890) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse0 .cse1) (and (= ~switchedOnBeforeTS~0 1) (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)) .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse1))) [2020-12-01 15:01:50,039 INFO L258 CegarLoopResult]: At program point L887-2(lines 882 890) the Hoare annotation is: false [2020-12-01 15:01:50,040 INFO L258 CegarLoopResult]: At program point L887-3(lines 882 890) the Hoare annotation is: false [2020-12-01 15:01:50,040 INFO L258 CegarLoopResult]: At program point L887-4(lines 882 890) the Hoare annotation is: false [2020-12-01 15:01:50,040 INFO L258 CegarLoopResult]: At program point L887-5(lines 882 890) the Hoare annotation is: false [2020-12-01 15:01:50,040 INFO L258 CegarLoopResult]: At program point L987(lines 982 989) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-12-01 15:01:50,041 INFO L262 CegarLoopResult]: For program point L955(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,041 INFO L262 CegarLoopResult]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,041 INFO L262 CegarLoopResult]: For program point L955-3(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,041 INFO L262 CegarLoopResult]: For program point L955-5(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,041 INFO L258 CegarLoopResult]: At program point L757(lines 757 763) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4 .cse2 .cse3) (and (= ~switchedOnBeforeTS~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse3) (and .cse1 .cse4 .cse2 .cse3))) [2020-12-01 15:01:50,042 INFO L262 CegarLoopResult]: For program point L955-6(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,042 INFO L258 CegarLoopResult]: At program point L757-1(lines 757 763) the Hoare annotation is: false [2020-12-01 15:01:50,042 INFO L262 CegarLoopResult]: For program point L955-8(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,042 INFO L258 CegarLoopResult]: At program point L757-2(lines 757 763) the Hoare annotation is: false [2020-12-01 15:01:50,042 INFO L262 CegarLoopResult]: For program point L955-9(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,042 INFO L262 CegarLoopResult]: For program point L955-11(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,043 INFO L262 CegarLoopResult]: For program point L955-12(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,043 INFO L262 CegarLoopResult]: For program point L955-14(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,043 INFO L262 CegarLoopResult]: For program point L955-15(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,044 INFO L262 CegarLoopResult]: For program point L955-17(lines 955 959) no Hoare annotation was computed. [2020-12-01 15:01:50,044 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-01 15:01:50,044 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-12-01 15:01:50,044 INFO L262 CegarLoopResult]: For program point L662(lines 662 666) no Hoare annotation was computed. [2020-12-01 15:01:50,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:01:50 BoogieIcfgContainer [2020-12-01 15:01:50,086 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-01 15:01:50,087 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 15:01:50,087 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 15:01:50,088 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 15:01:50,088 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:01:39" (3/4) ... [2020-12-01 15:01:50,093 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 15:01:50,125 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-01 15:01:50,128 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-01 15:01:50,129 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-01 15:01:50,132 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 15:01:50,134 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 15:01:50,137 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:01:50,139 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:01:50,171 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0 [2020-12-01 15:01:50,171 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive [2020-12-01 15:01:50,172 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive [2020-12-01 15:01:50,172 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((pumpRunning == 1 && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) && 1 < tmp)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-01 15:01:50,173 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-01 15:01:50,173 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-01 15:01:50,174 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || ((pumpRunning == 0 && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-12-01 15:01:50,174 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-12-01 15:01:50,175 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-12-01 15:01:50,176 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-01 15:01:50,176 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-01 15:01:50,177 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((pumpRunning == 1 && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-01 15:01:50,178 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 [2020-12-01 15:01:50,179 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 [2020-12-01 15:01:50,180 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-12-01 15:01:50,181 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) [2020-12-01 15:01:50,183 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((tmp___0 == 0 && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-01 15:01:50,184 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 [2020-12-01 15:01:50,186 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 [2020-12-01 15:01:50,328 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b621d016-3911-4b7c-aa44-701b5acc0621/bin/uautomizer/witness.graphml [2020-12-01 15:01:50,328 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 15:01:50,329 INFO L168 Benchmark]: Toolchain (without parser) took 13549.09 ms. Allocated memory was 90.2 MB in the beginning and 192.9 MB in the end (delta: 102.8 MB). Free memory was 57.2 MB in the beginning and 58.2 MB in the end (delta: -1.1 MB). Peak memory consumption was 100.7 MB. Max. memory is 16.1 GB. [2020-12-01 15:01:50,329 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 67.1 MB. Free memory was 29.5 MB in the beginning and 29.4 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:01:50,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.04 ms. Allocated memory is still 90.2 MB. Free memory was 57.0 MB in the beginning and 55.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 15:01:50,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.34 ms. Allocated memory is still 90.2 MB. Free memory was 54.9 MB in the beginning and 49.8 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 15:01:50,331 INFO L168 Benchmark]: Boogie Preprocessor took 83.82 ms. Allocated memory is still 90.2 MB. Free memory was 49.8 MB in the beginning and 46.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 15:01:50,331 INFO L168 Benchmark]: RCFGBuilder took 1457.63 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 46.0 MB in the beginning and 51.5 MB in the end (delta: -5.4 MB). Peak memory consumption was 28.8 MB. Max. memory is 16.1 GB. [2020-12-01 15:01:50,332 INFO L168 Benchmark]: TraceAbstraction took 10920.77 ms. Allocated memory was 109.1 MB in the beginning and 192.9 MB in the end (delta: 83.9 MB). Free memory was 51.5 MB in the beginning and 75.2 MB in the end (delta: -23.7 MB). Peak memory consumption was 82.8 MB. Max. memory is 16.1 GB. [2020-12-01 15:01:50,332 INFO L168 Benchmark]: Witness Printer took 240.83 ms. Allocated memory is still 192.9 MB. Free memory was 75.2 MB in the beginning and 58.2 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 15:01:50,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 67.1 MB. Free memory was 29.5 MB in the beginning and 29.4 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 682.04 ms. Allocated memory is still 90.2 MB. Free memory was 57.0 MB in the beginning and 55.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 150.34 ms. Allocated memory is still 90.2 MB. Free memory was 54.9 MB in the beginning and 49.8 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.82 ms. Allocated memory is still 90.2 MB. Free memory was 49.8 MB in the beginning and 46.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1457.63 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 46.0 MB in the beginning and 51.5 MB in the end (delta: -5.4 MB). Peak memory consumption was 28.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10920.77 ms. Allocated memory was 109.1 MB in the beginning and 192.9 MB in the end (delta: 83.9 MB). Free memory was 51.5 MB in the beginning and 75.2 MB in the end (delta: -23.7 MB). Peak memory consumption was 82.8 MB. Max. memory is 16.1 GB. * Witness Printer took 240.83 ms. Allocated memory is still 192.9 MB. Free memory was 75.2 MB in the beginning and 58.2 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: ((((!(0 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((pumpRunning == 1 && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || ((pumpRunning == 0 && splverifierCounter == 0) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: ((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((pumpRunning == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: ((((!(0 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((tmp___0 == 0 && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: ((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((\result == 0 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((pumpRunning == 1 && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) && 1 < tmp)) || (((((switchedOnBeforeTS == 1 && pumpRunning == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && waterLevel <= 2)) || (((!(0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 203 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.8s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1422 SDtfs, 1870 SDslu, 2252 SDs, 0 SdLazy, 354 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=290occurred in iteration=9, 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, 10 MinimizatonAttempts, 775 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 231 NumberOfFragments, 833 HoareAnnotationTreeSize, 75 FomulaSimplifications, 30458 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 75 FomulaSimplificationsInter, 83416 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 379 ConstructedInterpolants, 0 QuantifiedInterpolants, 32247 SizeOfPredicates, 3 NumberOfNonLiveVariables, 462 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...