./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80abb928521d4c2048eaebb41a9ea5bc19908ad5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:23:11,374 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:23:11,375 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:23:11,383 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:23:11,383 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:23:11,383 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:23:11,384 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:23:11,385 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:23:11,386 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:23:11,387 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:23:11,387 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:23:11,387 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:23:11,388 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:23:11,389 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:23:11,390 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:23:11,390 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:23:11,391 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:23:11,392 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:23:11,394 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:23:11,395 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:23:11,395 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:23:11,396 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:23:11,398 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:23:11,398 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:23:11,398 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:23:11,399 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:23:11,399 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:23:11,400 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:23:11,400 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:23:11,401 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:23:11,401 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:23:11,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:23:11,402 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:23:11,402 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:23:11,403 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:23:11,403 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:23:11,403 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:23:11,413 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:23:11,413 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:23:11,413 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:23:11,413 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:23:11,414 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:23:11,414 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:23:11,414 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:23:11,414 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:23:11,414 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:23:11,414 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:23:11,415 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:23:11,415 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:23:11,415 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:23:11,415 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:23:11,415 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:23:11,415 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:23:11,415 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:23:11,415 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:23:11,415 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:23:11,415 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:23:11,416 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:23:11,416 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:23:11,416 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:23:11,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:23:11,416 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:23:11,416 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:23:11,416 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:23:11,416 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:23:11,416 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:23:11,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:23:11,417 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80abb928521d4c2048eaebb41a9ea5bc19908ad5 [2018-11-28 12:23:11,440 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:23:11,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:23:11,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:23:11,451 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:23:11,451 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:23:11,452 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c [2018-11-28 12:23:11,487 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/data/87576b7dd/68688d3af7da4bef97628230dc5eac67/FLAG6cd52966d [2018-11-28 12:23:11,927 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:23:11,928 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/sv-benchmarks/c/product-lines/minepump_spec2_product50_true-unreach-call_false-termination.cil.c [2018-11-28 12:23:11,937 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/data/87576b7dd/68688d3af7da4bef97628230dc5eac67/FLAG6cd52966d [2018-11-28 12:23:11,949 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/data/87576b7dd/68688d3af7da4bef97628230dc5eac67 [2018-11-28 12:23:11,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:23:11,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:23:11,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:23:11,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:23:11,957 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:23:11,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:23:11" (1/1) ... [2018-11-28 12:23:11,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eb1ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:11, skipping insertion in model container [2018-11-28 12:23:11,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:23:11" (1/1) ... [2018-11-28 12:23:11,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:23:11,998 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:23:12,245 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:23:12,296 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:23:12,352 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:23:12,370 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:23:12,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12 WrapperNode [2018-11-28 12:23:12,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:23:12,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:23:12,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:23:12,371 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:23:12,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... [2018-11-28 12:23:12,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... [2018-11-28 12:23:12,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:23:12,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:23:12,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:23:12,401 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:23:12,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... [2018-11-28 12:23:12,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... [2018-11-28 12:23:12,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... [2018-11-28 12:23:12,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... [2018-11-28 12:23:12,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... [2018-11-28 12:23:12,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... [2018-11-28 12:23:12,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... [2018-11-28 12:23:12,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:23:12,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:23:12,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:23:12,433 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:23:12,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/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 [2018-11-28 12:23:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:23:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:23:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:23:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:23:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 12:23:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 12:23:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:23:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:23:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:23:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:23:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:23:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 12:23:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 12:23:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:23:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:23:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:23:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:23:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 12:23:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 12:23:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-28 12:23:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-28 12:23:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-28 12:23:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-28 12:23:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 12:23:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 12:23:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 12:23:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 12:23:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:23:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:23:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:23:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:23:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:23:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:23:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:23:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:23:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 12:23:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 12:23:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:23:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:23:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:23:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:23:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:23:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:23:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:23:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:23:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:23:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:23:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:23:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:23:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:23:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:23:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:23:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:23:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:23:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:23:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:23:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:23:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:23:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:23:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:23:12,913 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:23:12,913 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:23:12,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:23:12 BoogieIcfgContainer [2018-11-28 12:23:12,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:23:12,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:23:12,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:23:12,916 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:23:12,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:23:11" (1/3) ... [2018-11-28 12:23:12,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f9f8f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:23:12, skipping insertion in model container [2018-11-28 12:23:12,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:23:12" (2/3) ... [2018-11-28 12:23:12,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f9f8f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:23:12, skipping insertion in model container [2018-11-28 12:23:12,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:23:12" (3/3) ... [2018-11-28 12:23:12,918 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product50_true-unreach-call_false-termination.cil.c [2018-11-28 12:23:12,924 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:23:12,929 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:23:12,939 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:23:12,957 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:23:12,958 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:23:12,958 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:23:12,958 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:23:12,958 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:23:12,958 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:23:12,958 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:23:12,958 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:23:12,958 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:23:12,975 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2018-11-28 12:23:12,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 12:23:12,984 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:12,984 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:23:12,987 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:12,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:12,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1493314064, now seen corresponding path program 1 times [2018-11-28 12:23:12,993 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:12,994 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:13,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:13,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:13,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:13,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:13,170 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:13,170 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:23:13,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:23:13,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:23:13,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:23:13,185 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 2 states. [2018-11-28 12:23:13,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:13,216 INFO L93 Difference]: Finished difference Result 270 states and 333 transitions. [2018-11-28 12:23:13,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:23:13,217 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-28 12:23:13,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:13,225 INFO L225 Difference]: With dead ends: 270 [2018-11-28 12:23:13,225 INFO L226 Difference]: Without dead ends: 137 [2018-11-28 12:23:13,228 INFO L631 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 [2018-11-28 12:23:13,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-11-28 12:23:13,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-11-28 12:23:13,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-11-28 12:23:13,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 160 transitions. [2018-11-28 12:23:13,261 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 160 transitions. Word has length 51 [2018-11-28 12:23:13,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:13,261 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 160 transitions. [2018-11-28 12:23:13,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:23:13,262 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 160 transitions. [2018-11-28 12:23:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 12:23:13,263 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:13,264 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:23:13,264 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:13,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:13,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1278122046, now seen corresponding path program 1 times [2018-11-28 12:23:13,265 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:13,265 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:13,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:13,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:13,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:13,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:13,353 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:13,353 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:23:13,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:23:13,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:23:13,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:23:13,355 INFO L87 Difference]: Start difference. First operand 137 states and 160 transitions. Second operand 3 states. [2018-11-28 12:23:13,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:13,384 INFO L93 Difference]: Finished difference Result 215 states and 251 transitions. [2018-11-28 12:23:13,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:23:13,384 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 12:23:13,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:13,386 INFO L225 Difference]: With dead ends: 215 [2018-11-28 12:23:13,386 INFO L226 Difference]: Without dead ends: 128 [2018-11-28 12:23:13,387 INFO L631 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 [2018-11-28 12:23:13,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-11-28 12:23:13,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-11-28 12:23:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-11-28 12:23:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 148 transitions. [2018-11-28 12:23:13,399 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 148 transitions. Word has length 52 [2018-11-28 12:23:13,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:13,399 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 148 transitions. [2018-11-28 12:23:13,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:23:13,400 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 148 transitions. [2018-11-28 12:23:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 12:23:13,401 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:13,401 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:23:13,401 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:13,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:13,402 INFO L82 PathProgramCache]: Analyzing trace with hash 1253670099, now seen corresponding path program 1 times [2018-11-28 12:23:13,402 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:13,402 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:13,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:13,403 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:13,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:13,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:13,515 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:13,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:23:13,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:23:13,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:23:13,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:23:13,517 INFO L87 Difference]: Start difference. First operand 128 states and 148 transitions. Second operand 7 states. [2018-11-28 12:23:13,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:13,735 INFO L93 Difference]: Finished difference Result 228 states and 269 transitions. [2018-11-28 12:23:13,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:23:13,735 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-28 12:23:13,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:13,737 INFO L225 Difference]: With dead ends: 228 [2018-11-28 12:23:13,737 INFO L226 Difference]: Without dead ends: 128 [2018-11-28 12:23:13,738 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:23:13,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-11-28 12:23:13,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-11-28 12:23:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-11-28 12:23:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 147 transitions. [2018-11-28 12:23:13,749 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 147 transitions. Word has length 57 [2018-11-28 12:23:13,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:13,749 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 147 transitions. [2018-11-28 12:23:13,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:23:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 147 transitions. [2018-11-28 12:23:13,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 12:23:13,751 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:13,751 INFO L402 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, 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] [2018-11-28 12:23:13,752 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:13,752 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:13,752 INFO L82 PathProgramCache]: Analyzing trace with hash 388033785, now seen corresponding path program 1 times [2018-11-28 12:23:13,752 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:13,752 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:13,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:13,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:13,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:13,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:13,861 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:13,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:23:13,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:23:13,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:23:13,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:23:13,862 INFO L87 Difference]: Start difference. First operand 128 states and 147 transitions. Second operand 5 states. [2018-11-28 12:23:14,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:14,201 INFO L93 Difference]: Finished difference Result 329 states and 397 transitions. [2018-11-28 12:23:14,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:23:14,202 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-28 12:23:14,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:14,204 INFO L225 Difference]: With dead ends: 329 [2018-11-28 12:23:14,204 INFO L226 Difference]: Without dead ends: 229 [2018-11-28 12:23:14,205 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:23:14,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-11-28 12:23:14,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 210. [2018-11-28 12:23:14,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-11-28 12:23:14,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 240 transitions. [2018-11-28 12:23:14,232 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 240 transitions. Word has length 70 [2018-11-28 12:23:14,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:14,233 INFO L480 AbstractCegarLoop]: Abstraction has 210 states and 240 transitions. [2018-11-28 12:23:14,233 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:23:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 240 transitions. [2018-11-28 12:23:14,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-28 12:23:14,236 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:14,236 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:23:14,237 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:14,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:14,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1195866969, now seen corresponding path program 1 times [2018-11-28 12:23:14,237 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:14,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:14,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:14,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:14,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:14,320 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:14,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:23:14,321 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:23:14,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:23:14,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:23:14,322 INFO L87 Difference]: Start difference. First operand 210 states and 240 transitions. Second operand 6 states. [2018-11-28 12:23:14,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:14,464 INFO L93 Difference]: Finished difference Result 556 states and 656 transitions. [2018-11-28 12:23:14,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:23:14,465 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-11-28 12:23:14,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:14,469 INFO L225 Difference]: With dead ends: 556 [2018-11-28 12:23:14,470 INFO L226 Difference]: Without dead ends: 374 [2018-11-28 12:23:14,471 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:23:14,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2018-11-28 12:23:14,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 368. [2018-11-28 12:23:14,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2018-11-28 12:23:14,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 420 transitions. [2018-11-28 12:23:14,506 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 420 transitions. Word has length 84 [2018-11-28 12:23:14,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:14,507 INFO L480 AbstractCegarLoop]: Abstraction has 368 states and 420 transitions. [2018-11-28 12:23:14,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:23:14,507 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 420 transitions. [2018-11-28 12:23:14,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 12:23:14,508 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:14,509 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:23:14,509 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:14,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:14,509 INFO L82 PathProgramCache]: Analyzing trace with hash -2011780491, now seen corresponding path program 1 times [2018-11-28 12:23:14,510 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:14,510 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:14,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:14,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:14,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:14,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:14,628 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:14,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:23:14,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:23:14,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:23:14,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:23:14,629 INFO L87 Difference]: Start difference. First operand 368 states and 420 transitions. Second operand 7 states. [2018-11-28 12:23:14,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:14,952 INFO L93 Difference]: Finished difference Result 739 states and 868 transitions. [2018-11-28 12:23:14,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 12:23:14,953 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2018-11-28 12:23:14,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:14,955 INFO L225 Difference]: With dead ends: 739 [2018-11-28 12:23:14,955 INFO L226 Difference]: Without dead ends: 399 [2018-11-28 12:23:14,956 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:23:14,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2018-11-28 12:23:14,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 367. [2018-11-28 12:23:14,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2018-11-28 12:23:14,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 417 transitions. [2018-11-28 12:23:14,979 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 417 transitions. Word has length 88 [2018-11-28 12:23:14,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:14,979 INFO L480 AbstractCegarLoop]: Abstraction has 367 states and 417 transitions. [2018-11-28 12:23:14,979 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:23:14,979 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 417 transitions. [2018-11-28 12:23:14,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-28 12:23:14,981 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:14,981 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:23:14,981 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:14,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:14,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1201698845, now seen corresponding path program 1 times [2018-11-28 12:23:14,981 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:14,981 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:14,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:14,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:14,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:15,042 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:15,042 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:23:15,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:23:15,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:23:15,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:23:15,043 INFO L87 Difference]: Start difference. First operand 367 states and 417 transitions. Second operand 6 states. [2018-11-28 12:23:15,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:15,067 INFO L93 Difference]: Finished difference Result 716 states and 826 transitions. [2018-11-28 12:23:15,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:23:15,067 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-28 12:23:15,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:15,069 INFO L225 Difference]: With dead ends: 716 [2018-11-28 12:23:15,069 INFO L226 Difference]: Without dead ends: 377 [2018-11-28 12:23:15,070 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:23:15,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-11-28 12:23:15,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 377. [2018-11-28 12:23:15,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 377 states. [2018-11-28 12:23:15,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 427 transitions. [2018-11-28 12:23:15,084 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 427 transitions. Word has length 89 [2018-11-28 12:23:15,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:15,085 INFO L480 AbstractCegarLoop]: Abstraction has 377 states and 427 transitions. [2018-11-28 12:23:15,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:23:15,085 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 427 transitions. [2018-11-28 12:23:15,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-28 12:23:15,086 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:15,086 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:23:15,086 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:15,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:15,086 INFO L82 PathProgramCache]: Analyzing trace with hash -500098971, now seen corresponding path program 1 times [2018-11-28 12:23:15,087 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:15,087 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:15,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:15,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:15,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:15,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:15,160 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:15,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:23:15,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:23:15,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:23:15,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:23:15,161 INFO L87 Difference]: Start difference. First operand 377 states and 427 transitions. Second operand 8 states. [2018-11-28 12:23:15,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:15,191 INFO L93 Difference]: Finished difference Result 740 states and 860 transitions. [2018-11-28 12:23:15,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:23:15,192 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2018-11-28 12:23:15,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:15,193 INFO L225 Difference]: With dead ends: 740 [2018-11-28 12:23:15,194 INFO L226 Difference]: Without dead ends: 391 [2018-11-28 12:23:15,194 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:23:15,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2018-11-28 12:23:15,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 385. [2018-11-28 12:23:15,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2018-11-28 12:23:15,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 435 transitions. [2018-11-28 12:23:15,211 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 435 transitions. Word has length 89 [2018-11-28 12:23:15,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:15,211 INFO L480 AbstractCegarLoop]: Abstraction has 385 states and 435 transitions. [2018-11-28 12:23:15,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:23:15,211 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 435 transitions. [2018-11-28 12:23:15,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-28 12:23:15,212 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:15,213 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:23:15,213 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:15,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:15,213 INFO L82 PathProgramCache]: Analyzing trace with hash 1225381926, now seen corresponding path program 1 times [2018-11-28 12:23:15,213 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:15,213 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:15,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:15,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:15,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:15,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:15,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:15,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:23:15,270 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:23:15,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:23:15,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:23:15,271 INFO L87 Difference]: Start difference. First operand 385 states and 435 transitions. Second operand 4 states. [2018-11-28 12:23:15,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:15,409 INFO L93 Difference]: Finished difference Result 1162 states and 1382 transitions. [2018-11-28 12:23:15,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:23:15,410 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2018-11-28 12:23:15,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:15,414 INFO L225 Difference]: With dead ends: 1162 [2018-11-28 12:23:15,414 INFO L226 Difference]: Without dead ends: 805 [2018-11-28 12:23:15,415 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:23:15,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2018-11-28 12:23:15,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 517. [2018-11-28 12:23:15,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2018-11-28 12:23:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 580 transitions. [2018-11-28 12:23:15,446 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 580 transitions. Word has length 89 [2018-11-28 12:23:15,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:15,446 INFO L480 AbstractCegarLoop]: Abstraction has 517 states and 580 transitions. [2018-11-28 12:23:15,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:23:15,446 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 580 transitions. [2018-11-28 12:23:15,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-28 12:23:15,448 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:15,448 INFO L402 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:23:15,448 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:15,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:15,449 INFO L82 PathProgramCache]: Analyzing trace with hash -40858900, now seen corresponding path program 1 times [2018-11-28 12:23:15,449 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:15,449 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:15,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:15,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:15,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:15,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:15,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:15,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:23:15,492 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:23:15,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:23:15,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:23:15,493 INFO L87 Difference]: Start difference. First operand 517 states and 580 transitions. Second operand 3 states. [2018-11-28 12:23:15,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:15,542 INFO L93 Difference]: Finished difference Result 796 states and 908 transitions. [2018-11-28 12:23:15,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:23:15,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-28 12:23:15,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:15,545 INFO L225 Difference]: With dead ends: 796 [2018-11-28 12:23:15,545 INFO L226 Difference]: Without dead ends: 793 [2018-11-28 12:23:15,546 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:23:15,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2018-11-28 12:23:15,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 662. [2018-11-28 12:23:15,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2018-11-28 12:23:15,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 753 transitions. [2018-11-28 12:23:15,573 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 753 transitions. Word has length 93 [2018-11-28 12:23:15,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:15,574 INFO L480 AbstractCegarLoop]: Abstraction has 662 states and 753 transitions. [2018-11-28 12:23:15,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:23:15,574 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 753 transitions. [2018-11-28 12:23:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-28 12:23:15,577 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:15,577 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-11-28 12:23:15,577 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:15,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:15,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1574363727, now seen corresponding path program 1 times [2018-11-28 12:23:15,578 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:15,578 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:15,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:15,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:15,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 12:23:15,668 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:23:15,668 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:23:15,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:15,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:23:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:15,876 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:23:15,876 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-28 12:23:15,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:23:15,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:23:15,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:23:15,877 INFO L87 Difference]: Start difference. First operand 662 states and 753 transitions. Second operand 8 states. [2018-11-28 12:23:15,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:15,955 INFO L93 Difference]: Finished difference Result 1108 states and 1269 transitions. [2018-11-28 12:23:15,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:23:15,956 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2018-11-28 12:23:15,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:15,958 INFO L225 Difference]: With dead ends: 1108 [2018-11-28 12:23:15,958 INFO L226 Difference]: Without dead ends: 602 [2018-11-28 12:23:15,959 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:23:15,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2018-11-28 12:23:15,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 602. [2018-11-28 12:23:15,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 602 states. [2018-11-28 12:23:15,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 674 transitions. [2018-11-28 12:23:15,989 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 674 transitions. Word has length 152 [2018-11-28 12:23:15,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:15,989 INFO L480 AbstractCegarLoop]: Abstraction has 602 states and 674 transitions. [2018-11-28 12:23:15,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:23:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 674 transitions. [2018-11-28 12:23:15,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-28 12:23:15,991 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:15,991 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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] [2018-11-28 12:23:15,991 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:15,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:15,991 INFO L82 PathProgramCache]: Analyzing trace with hash -446802025, now seen corresponding path program 1 times [2018-11-28 12:23:15,992 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:15,992 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:15,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:15,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:15,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-28 12:23:16,118 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:23:16,118 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:23:16,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:16,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:23:16,277 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:23:16,293 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:23:16,293 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-28 12:23:16,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-28 12:23:16,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-28 12:23:16,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-28 12:23:16,294 INFO L87 Difference]: Start difference. First operand 602 states and 674 transitions. Second operand 14 states. [2018-11-28 12:23:17,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:17,569 INFO L93 Difference]: Finished difference Result 2195 states and 2855 transitions. [2018-11-28 12:23:17,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-28 12:23:17,570 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2018-11-28 12:23:17,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:17,574 INFO L225 Difference]: With dead ends: 2195 [2018-11-28 12:23:17,575 INFO L226 Difference]: Without dead ends: 1749 [2018-11-28 12:23:17,576 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-28 12:23:17,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1749 states. [2018-11-28 12:23:17,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1749 to 1548. [2018-11-28 12:23:17,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1548 states. [2018-11-28 12:23:17,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1548 states and 1838 transitions. [2018-11-28 12:23:17,653 INFO L78 Accepts]: Start accepts. Automaton has 1548 states and 1838 transitions. Word has length 154 [2018-11-28 12:23:17,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:17,653 INFO L480 AbstractCegarLoop]: Abstraction has 1548 states and 1838 transitions. [2018-11-28 12:23:17,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-28 12:23:17,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1838 transitions. [2018-11-28 12:23:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-28 12:23:17,656 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:23:17,656 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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] [2018-11-28 12:23:17,656 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:23:17,656 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:23:17,657 INFO L82 PathProgramCache]: Analyzing trace with hash -519188583, now seen corresponding path program 1 times [2018-11-28 12:23:17,657 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:23:17,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:23:17,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:17,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:23:17,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:23:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:23:17,746 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-28 12:23:17,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:23:17,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:23:17,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:23:17,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:23:17,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:23:17,748 INFO L87 Difference]: Start difference. First operand 1548 states and 1838 transitions. Second operand 9 states. [2018-11-28 12:23:17,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:23:17,807 INFO L93 Difference]: Finished difference Result 2031 states and 2403 transitions. [2018-11-28 12:23:17,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:23:17,808 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 154 [2018-11-28 12:23:17,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:23:17,809 INFO L225 Difference]: With dead ends: 2031 [2018-11-28 12:23:17,809 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:23:17,811 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:23:17,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:23:17,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:23:17,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:23:17,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:23:17,812 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2018-11-28 12:23:17,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:23:17,812 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:23:17,814 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:23:17,814 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:23:17,814 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:23:17,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:23:17,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:17,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:23:18,382 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 27 [2018-11-28 12:23:18,922 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 27 [2018-11-28 12:23:19,321 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 33 [2018-11-28 12:23:19,605 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 40 [2018-11-28 12:23:20,526 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-28 12:23:20,526 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-28 12:23:20,527 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-28 12:23:20,527 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-28 12:23:20,527 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-28 12:23:20,527 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 157 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 12:23:20,527 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 157 179) no Hoare annotation was computed. [2018-11-28 12:23:20,527 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 157 179) no Hoare annotation was computed. [2018-11-28 12:23:20,528 INFO L444 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:23:20,528 INFO L444 ceAbstractionStarter]: At program point L169-1(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:23:20,528 INFO L448 ceAbstractionStarter]: For program point L167(lines 167 174) no Hoare annotation was computed. [2018-11-28 12:23:20,528 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 167 174) no Hoare annotation was computed. [2018-11-28 12:23:20,528 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-28 12:23:20,528 INFO L444 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 12:23:20,529 INFO L444 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 12:23:20,529 INFO L444 ceAbstractionStarter]: At program point L163-1(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 12:23:20,529 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 447 455) no Hoare annotation was computed. [2018-11-28 12:23:20,529 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 447 455) the Hoare annotation is: true [2018-11-28 12:23:20,529 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 447 455) no Hoare annotation was computed. [2018-11-28 12:23:20,529 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 511 529) the Hoare annotation is: true [2018-11-28 12:23:20,529 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 524) no Hoare annotation was computed. [2018-11-28 12:23:20,529 INFO L451 ceAbstractionStarter]: At program point L518(line 518) the Hoare annotation is: true [2018-11-28 12:23:20,529 INFO L448 ceAbstractionStarter]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2018-11-28 12:23:20,529 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 511 529) no Hoare annotation was computed. [2018-11-28 12:23:20,530 INFO L448 ceAbstractionStarter]: For program point L518-1(line 518) no Hoare annotation was computed. [2018-11-28 12:23:20,530 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 511 529) no Hoare annotation was computed. [2018-11-28 12:23:20,530 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-28 12:23:20,530 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-28 12:23:20,530 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 146 156) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 12:23:20,530 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 146 156) no Hoare annotation was computed. [2018-11-28 12:23:20,530 INFO L444 ceAbstractionStarter]: At program point L151(line 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 12:23:20,530 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 146 156) no Hoare annotation was computed. [2018-11-28 12:23:20,530 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 428 435) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= 1 |old(~pumpRunning~0)|))) [2018-11-28 12:23:20,531 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 428 435) no Hoare annotation was computed. [2018-11-28 12:23:20,531 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 428 435) no Hoare annotation was computed. [2018-11-28 12:23:20,531 INFO L444 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0) (or .cse2 .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-28 12:23:20,531 INFO L448 ceAbstractionStarter]: For program point L414-1(lines 395 419) no Hoare annotation was computed. [2018-11-28 12:23:20,531 INFO L444 ceAbstractionStarter]: At program point L409(line 409) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0) (or .cse2 .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-28 12:23:20,531 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 395 419) no Hoare annotation was computed. [2018-11-28 12:23:20,531 INFO L444 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0) (or .cse2 (and (= processEnvironment_~tmp~3 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-28 12:23:20,532 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 395 419) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0) (or .cse2 .cse3 .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-28 12:23:20,532 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 411) no Hoare annotation was computed. [2018-11-28 12:23:20,532 INFO L444 ceAbstractionStarter]: At program point L401(line 401) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0) (or .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-28 12:23:20,532 INFO L448 ceAbstractionStarter]: For program point L401-1(line 401) no Hoare annotation was computed. [2018-11-28 12:23:20,532 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 416) no Hoare annotation was computed. [2018-11-28 12:23:20,532 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 317) no Hoare annotation was computed. [2018-11-28 12:23:20,532 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 307 320) no Hoare annotation was computed. [2018-11-28 12:23:20,532 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 307 320) the Hoare annotation is: true [2018-11-28 12:23:20,533 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 307 320) no Hoare annotation was computed. [2018-11-28 12:23:20,533 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 361 367) no Hoare annotation was computed. [2018-11-28 12:23:20,533 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 361 367) the Hoare annotation is: true [2018-11-28 12:23:20,533 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 539 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 12:23:20,533 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 539 604) no Hoare annotation was computed. [2018-11-28 12:23:20,533 INFO L444 ceAbstractionStarter]: At program point L597(lines 548 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:23:20,533 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 591) no Hoare annotation was computed. [2018-11-28 12:23:20,534 INFO L444 ceAbstractionStarter]: At program point L587-2(lines 579 592) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:23:20,534 INFO L448 ceAbstractionStarter]: For program point L550(lines 549 596) no Hoare annotation was computed. [2018-11-28 12:23:20,534 INFO L444 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:23:20,534 INFO L448 ceAbstractionStarter]: For program point L579(lines 579 592) no Hoare annotation was computed. [2018-11-28 12:23:20,534 INFO L444 ceAbstractionStarter]: At program point L571(line 571) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:23:20,534 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 575) no Hoare annotation was computed. [2018-11-28 12:23:20,535 INFO L448 ceAbstractionStarter]: For program point L569-1(lines 569 575) no Hoare annotation was computed. [2018-11-28 12:23:20,535 INFO L444 ceAbstractionStarter]: At program point L594(lines 549 596) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:23:20,535 INFO L444 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:23:20,535 INFO L448 ceAbstractionStarter]: For program point L559(lines 559 565) no Hoare annotation was computed. [2018-11-28 12:23:20,535 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 559 565) no Hoare annotation was computed. [2018-11-28 12:23:20,535 INFO L448 ceAbstractionStarter]: For program point L551(lines 551 555) no Hoare annotation was computed. [2018-11-28 12:23:20,535 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 539 604) no Hoare annotation was computed. [2018-11-28 12:23:20,535 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 321 329) no Hoare annotation was computed. [2018-11-28 12:23:20,536 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 321 329) the Hoare annotation is: true [2018-11-28 12:23:20,536 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 321 329) no Hoare annotation was computed. [2018-11-28 12:23:20,536 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 193 221) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2))) [2018-11-28 12:23:20,536 INFO L444 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse1 (or .cse2 (not (= ~methaneLevelCritical~0 0)))) (or (or (not (= 0 ~pumpRunning~0)) .cse2) (< ~waterLevel~0 1)))) [2018-11-28 12:23:20,536 INFO L448 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2018-11-28 12:23:20,536 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 215) no Hoare annotation was computed. [2018-11-28 12:23:20,536 INFO L444 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (< ~waterLevel~0 2)) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) (< ~waterLevel~0 1)) (or .cse0 .cse3 .cse1 (not (= ~waterLevel~0 1)) .cse4) (or .cse3 .cse5 .cse6 .cse1 .cse4) (or .cse5 .cse6 (or .cse1 .cse2)))) [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point L201(lines 201 218) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 193 221) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L444 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2))) [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point L199-1(line 199) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 193 221) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 185 192) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 185 192) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 185 192) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 420 427) no Hoare annotation was computed. [2018-11-28 12:23:20,537 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 420 427) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 420 427) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (< ~waterLevel~0 2)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse0 .cse3 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse1))) [2018-11-28 12:23:20,538 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 492 510) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 492 510) the Hoare annotation is: true [2018-11-28 12:23:20,538 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 505) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 492 510) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L451 ceAbstractionStarter]: At program point L499(line 499) the Hoare annotation is: true [2018-11-28 12:23:20,538 INFO L448 ceAbstractionStarter]: For program point L501-2(lines 501 505) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L448 ceAbstractionStarter]: For program point L499-1(line 499) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L448 ceAbstractionStarter]: For program point L258-1(lines 254 265) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 254 265) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (< ~waterLevel~0 2)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2 .cse3 .cse4) (or .cse4 .cse5 (not (= 1 ~pumpRunning~0)) (or .cse1 .cse3) .cse2) (or .cse4 (or .cse0 .cse1 .cse3) .cse5 .cse2))) [2018-11-28 12:23:20,538 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 254 265) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 266 274) the Hoare annotation is: true [2018-11-28 12:23:20,538 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 266 274) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 266 274) no Hoare annotation was computed. [2018-11-28 12:23:20,538 INFO L444 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (< |old(~waterLevel~0)| 1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2 .cse3)) (or .cse3 .cse0 .cse4 .cse5 .cse1) (or .cse0 .cse4 .cse5 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse2)))) [2018-11-28 12:23:20,539 INFO L444 ceAbstractionStarter]: At program point L348(lines 348 354) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (let ((.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (< |old(~waterLevel~0)| 1) (or .cse2 .cse3) (and .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse4)) (or (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse3 (< |old(~waterLevel~0)| 2) (not (= 1 |old(~pumpRunning~0)|))) (or .cse2 .cse1 .cse3 (not (= |old(~waterLevel~0)| 1)) .cse4))) [2018-11-28 12:23:20,539 INFO L444 ceAbstractionStarter]: At program point L343(line 343) the Hoare annotation is: (let ((.cse1 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 .cse3 (= 0 ~methAndRunningLastTime~0)) (or (< |old(~waterLevel~0)| 1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse3))) [2018-11-28 12:23:20,539 INFO L448 ceAbstractionStarter]: For program point L341(lines 340 359) no Hoare annotation was computed. [2018-11-28 12:23:20,539 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 337 360) the Hoare annotation is: (let ((.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< |old(~waterLevel~0)| 1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse4 (and .cse5 .cse6 .cse3)) (or .cse0 .cse1 .cse2 (and .cse5 .cse6)))) [2018-11-28 12:23:20,539 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 337 360) no Hoare annotation was computed. [2018-11-28 12:23:20,539 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 337 360) no Hoare annotation was computed. [2018-11-28 12:23:20,539 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2018-11-28 12:23:20,539 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 98) no Hoare annotation was computed. [2018-11-28 12:23:20,539 INFO L451 ceAbstractionStarter]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2018-11-28 12:23:20,539 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2018-11-28 12:23:20,539 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-28 12:23:20,539 INFO L451 ceAbstractionStarter]: At program point L90-2(lines 90 104) the Hoare annotation is: true [2018-11-28 12:23:20,539 INFO L451 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: true [2018-11-28 12:23:20,539 INFO L448 ceAbstractionStarter]: For program point L86-1(line 86) no Hoare annotation was computed. [2018-11-28 12:23:20,539 INFO L451 ceAbstractionStarter]: At program point L105(lines 80 109) the Hoare annotation is: true [2018-11-28 12:23:20,539 INFO L448 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-11-28 12:23:20,540 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 230 241) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (= ~waterLevel~0 |old(~waterLevel~0)|) (< |old(~waterLevel~0)| 2) (not (= 1 ~pumpRunning~0))) [2018-11-28 12:23:20,540 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 230 241) no Hoare annotation was computed. [2018-11-28 12:23:20,540 INFO L448 ceAbstractionStarter]: For program point L234-1(lines 230 241) no Hoare annotation was computed. [2018-11-28 12:23:20,540 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2018-11-28 12:23:20,540 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2018-11-28 12:23:20,540 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:23:20,540 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-11-28 12:23:20,540 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:23:20,540 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:23:20,540 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 530 537) no Hoare annotation was computed. [2018-11-28 12:23:20,540 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 530 537) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (= ~systemActive~0 1))) (and (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1) (or (< ~waterLevel~0 1) (or (not (= 0 ~pumpRunning~0)) .cse0) (not (= ~methAndRunningLastTime~0 0)) .cse1))) [2018-11-28 12:23:20,540 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 530 537) no Hoare annotation was computed. [2018-11-28 12:23:20,540 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 369 393) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0))) [2018-11-28 12:23:20,540 INFO L444 ceAbstractionStarter]: At program point L383(line 383) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0))) (< ~waterLevel~0 1) .cse1) (or (or .cse0 .cse2) (< ~waterLevel~0 2) .cse1 .cse3))) [2018-11-28 12:23:20,540 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 369 393) no Hoare annotation was computed. [2018-11-28 12:23:20,541 INFO L444 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (let ((.cse2 (< ~waterLevel~0 1)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3) (or .cse2 (or .cse0 .cse1) .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-28 12:23:20,541 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 385) no Hoare annotation was computed. [2018-11-28 12:23:20,541 INFO L444 ceAbstractionStarter]: At program point L375(line 375) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0))) [2018-11-28 12:23:20,541 INFO L448 ceAbstractionStarter]: For program point L375-1(line 375) no Hoare annotation was computed. [2018-11-28 12:23:20,541 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 390) no Hoare annotation was computed. [2018-11-28 12:23:20,541 INFO L444 ceAbstractionStarter]: At program point L388(line 388) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0))) [2018-11-28 12:23:20,541 INFO L448 ceAbstractionStarter]: For program point L388-1(lines 369 393) no Hoare annotation was computed. [2018-11-28 12:23:20,541 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 242 253) no Hoare annotation was computed. [2018-11-28 12:23:20,541 INFO L448 ceAbstractionStarter]: For program point L246-1(lines 242 253) no Hoare annotation was computed. [2018-11-28 12:23:20,541 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 242 253) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 (< |old(~waterLevel~0)| 2) (not (= 1 ~pumpRunning~0)) .cse1) (or (< |old(~waterLevel~0)| 1) (or (not (= 0 ~pumpRunning~0)) .cse0) (not (= ~methAndRunningLastTime~0 0)) .cse1))) [2018-11-28 12:23:20,541 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 972 979) no Hoare annotation was computed. [2018-11-28 12:23:20,541 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 972 979) the Hoare annotation is: true [2018-11-28 12:23:20,541 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-11-28 12:23:20,542 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 972 979) no Hoare annotation was computed. [2018-11-28 12:23:20,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:23:20 BoogieIcfgContainer [2018-11-28 12:23:20,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:23:20,554 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:23:20,554 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:23:20,554 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:23:20,555 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:23:12" (3/4) ... [2018-11-28 12:23:20,558 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:23:20,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:23:20,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:23:20,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:23:20,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:23:20,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 12:23:20,566 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 12:23:20,566 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:23:20,566 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:23:20,566 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:23:20,566 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:23:20,566 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:23:20,566 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:23:20,566 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 12:23:20,566 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:23:20,567 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:23:20,567 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:23:20,573 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-28 12:23:20,573 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:23:20,574 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:23:20,574 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:23:20,574 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:23:20,575 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:23:20,600 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:23:20,601 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:23:20,638 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_944687ed-6325-4bc9-935b-39a4ae741e2e/bin-2019/uautomizer/witness.graphml [2018-11-28 12:23:20,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:23:20,639 INFO L168 Benchmark]: Toolchain (without parser) took 8687.04 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 451.9 MB). Free memory was 949.5 MB in the beginning and 918.3 MB in the end (delta: 31.3 MB). Peak memory consumption was 483.2 MB. Max. memory is 11.5 GB. [2018-11-28 12:23:20,639 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:23:20,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 416.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -200.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:23:20,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:23:20,640 INFO L168 Benchmark]: Boogie Preprocessor took 32.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:23:20,640 INFO L168 Benchmark]: RCFGBuilder took 480.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. [2018-11-28 12:23:20,641 INFO L168 Benchmark]: TraceAbstraction took 7639.49 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 290.5 MB). Free memory was 1.1 GB in the beginning and 930.3 MB in the end (delta: 161.1 MB). Peak memory consumption was 451.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:23:20,641 INFO L168 Benchmark]: Witness Printer took 84.72 ms. Allocated memory is still 1.5 GB. Free memory was 930.3 MB in the beginning and 918.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:23:20,642 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 416.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -200.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 480.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7639.49 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 290.5 MB). Free memory was 1.1 GB in the beginning and 930.3 MB in the end (delta: 161.1 MB). Peak memory consumption was 451.5 MB. Max. memory is 11.5 GB. * Witness Printer took 84.72 ms. Allocated memory is still 1.5 GB. Free memory was 930.3 MB in the beginning and 918.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: ((((((((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 150 locations, 1 error locations. SAFE Result, 7.5s OverallTime, 13 OverallIterations, 2 TraceHistogramMax, 2.8s AutomataDifference, 0.0s DeadEndRemovalTime, 2.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2217 SDtfs, 1905 SDslu, 5248 SDs, 0 SdLazy, 3027 SolverSat, 806 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 453 GetRequests, 365 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1548occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 683 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1925 PreInvPairs, 2010 NumberOfFragments, 1915 HoareAnnotationTreeSize, 1925 FomulaSimplifications, 13292 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 62 FomulaSimplificationsInter, 11962 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1528 NumberOfCodeBlocks, 1528 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1513 ConstructedInterpolants, 0 QuantifiedInterpolants, 277315 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1807 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 208/218 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...